Mesothelioma Cancer Diagnosed: Dealing With Emotions

July 14th 2010 Posted at early symptoms mesothelioma
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People deal with and react to having cancer in different ways. There really isn’t a right or wrong way to behave or feel regarding this disease and it is easily forgotten that partners, family and friends will need support as well.

Initial response, not only from the patient, is often disbelief…”There must be a mistake! The test results must be wrong!”, followed by questions on cures, care and ‘anything that you can do for me’ issues. Shock sets in.

Naturally the patient will be afraid and unsure about his future. Though they may not show these reactions outwardly, they almost certainly will be thinking about them. Don’t assume that just because they appear ‘brave’ on the outside that they are ‘taking it well’.

Some patients will find it easier to talk with family and friends about their future than others do. Doing this may help the patient themselves come to terms with the diagnosis. Conversely, there are those that find it difficult to talk about it to anyone. It that is the case then let them be. The patient has the right to be firm on the issue, in the short term anyway.

On the other side of the coin, friends and relatives may appear to be denying the diagnosis, changing the subject and playing down the patient’s worries and anxiety during conversations. Perhaps its a coping mechanism for some people. Nevertheless, the patient should confront them about these responses; they may be hurtful and it isn’t going to help the patient if he/she wishes to discuss the matter.

Anger will almost certainly show itself in one way or another. Often anger is aimed at those closest to the patient and the medical staff treating them. Patients shold not feel guilty about being angry and irritable. It is aimed at the illness and not others. It might be difficult, but the patient could explain this to them, or show them relevant leaflets.

If the patient believes that your mesothelioma was caused by an employer and exposure to asbestos, they may feel resentment towards them. They could contact and or join a group that has been set up to deal with such issues. The patient may feel some relief through this strategy and there may even be some legal claim to be instigated.

Some patients may want to be left alone for a period to ’sort themselves out’ but friends and relatives may find this a difficult period as they naturally want to help. The patient could reassure them that they will discuss the issues when they are ready.

Strong emotions are to be expected and dealt with. For both patient, friends and relatives.

(c) Paul Curran, CEO of Cuzcom Internet Publishing Group and webmaster at Information on Mesothelioma [http://www.information-on-mesothelioma.com], providing information about mesothelioma [http://www.information-on-mesothelioma.com/about/index.html] and mesothelioma news [http://www.information-on-mesothelioma.com/news7.html].

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The cooling towers on top of many large commercial buildings hold a high number of infected amoebas that may pose a threat to human health, says a new study.]]>

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The Three Variations of Mesothelioma

July 16th 2010 Posted at peritoneal mesothelioma treatment
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Mesothelioma is a devastating form of cancer caused by long term exposure to asbestos. While workers of various industries are at the greatest risk of developing the disease due to the time they spend near asbestos filled products and buildings, the disease can affect anyone at anytime in their life.

Mesothelioma develops in the membrane, known as the mesothelium, that covers most of the body’s vital organs. There are three different forms of the cancer, named for the various organs that they directly affect:

- Pleural mesothelioma

- Pericardial mesothelioma

- Peritoneal mesothelioma.

Pleural Mesothelioma

This type of the deadly disease affects the lining of the chest cavity and lungs. As the cancer develops, fluids may build up between the lining of the lungs and chest cavity, causing pain and shortness of breath.

The most common form of mesothelioma, pleural mesothelioma is caused by the inhalation or ingestion of asbestos fibers. Over time these fibers enter the body’s tissue, spreading the disease throughout the body’s membranes. Unfortunately, like many other forms of cancer, mesothelioma is not easily diagnosed until 10 to 50 years of the initial exposure.

Peritoneal Mesothelioma

This form of mesothelioma affects the abdominal area and is developed in the same manner as the pleural version of the disease. Again, the symptoms of this form of cancer are not usually detected until several decades after the initial exposure. Symptoms may include abdominal pain, weight loss, fever, and anemia.

Pericardial Mesothelioma

Although this form of cancer is rare, it shares many characteristics with the pleural and peritoneal forms of the disease. Pericardial mesothelioma affects the area of the heart and is the result of asbestos exposure. Symptoms may include chest pain, constant cough, shortness of breath, and even palpitations.

A Lawyer Can Help

If you have developed mesothelioma due to exposure to asbestos, the person or company responsible for the dangerous source of asbestos may be held legally responsible for your pain and suffering. Contact an attorney immediately to learn more about your legal options.

During your first meeting with your attorney be sure to bring:

- Your medical records

- Possible areas of exposure

- Work history

- Social security records

A skilled mesothelioma lawyer will be able to assist you through every step of the legal process. If someone else’s negligence has resulted in your injury, why wait? Contact a mesothelioma lawyer [http://mesolawsuit.com/mesothelioma_warning_signs.aspx] today for more information about your legal rights.

Joseph Devine

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The 2003 severe acute respiratory syndrome (SARS) epidemic in China has lessons to teach hospitals on how to prevent the spread of other respiratory diseases ]]>

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Mesothelioma Litigation and Its History

June 13th 2010 Posted at malignant mesothelioma treatment
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In 2000, a retired Navy seaman was awarded with compensation for significant injuries he suffered from, but not only was the defendant found guilty on charges of negligence, but also fraudulent conduct. The defendant was an Illinois based manufacturer of asbestos products.

The established evidence convinced the jury to conclude the defendant’s involvement in a conspiracy with other asbestos corporations. It turned out that they had willingly concealed facts with regard to the harmful and hazardous nature of asbestos and furthermore misrepresented the potential danger of the material to their workers. In addition to that “committed malice and oppression in its conduct” was determined by the jury in charge.

An 82 year old former machinist from Los Angeles was awarded damages he suffered as a result of exposure to asbestos during his course of employment. The defendant, a local asbestos manufacturer was found guilty on the charges of malice, fraud and oppression.

If it can be proven that an employer has willing fully and purposefully injured a worker, the employee may have the legal grounds for mesothelioma litigation. The two aforementioned cases are typical examples of mesothelioma litigations, which are constituted by a victim seeking monetary compensation for his expenses, the loss of income as well as pain and suffering. Further to that and dependent on the state and jurisdiction, punitive damages may apply.

Punitive damages are ordered payments that go beyond the victim’s compensation and therefore, in essence, designed to punish corporate misconduct. They are seen as a message to other corporations that such negligence and unlawful actions won’t be tolerated.

Let’s have a look at the history of mesothelioma litigation. The first asbestos product lawsuit was litigated by a lawyer from Texas. The case was filed back in 1966. The plaintiff was a retired asbestos worker from Louisiana. On the defendant’s side, there were eleven corporations. The official diagnosis the plaintiff had received read “pulmonary dust disease”, which resembled all the symptoms of asbestosis. The plaintiff alleged that the defendants did know of the danger of asbestos, or at least had an obligation to be aware of the hazard, but failed to warn him. Charges were dropped on six of the original defendants; the other five eventually agreed on a compensation settlement that was put together outside of the court. But the story doesn’t end here, because in 1969, another lawsuit was filed against some of the same defendants by a former co-worker of the previous plaintiff. He was actually diagnosed with mesothelioma, which was back then even rarer than it is nowadays. He died only eight months after he testified in his own case. A ‘before court settlement’ was achieved with four of the defendants, before the actual trial eventually went into court in 1970.

As the trial evolved, a designated accident prevention hired by one of the defendants, testified that the corporation could not be held responsible, since he had never heard of toxicity caused by asbestos prior to 1964. Ironically, his wife died later due to malignant mesothelioma.

In 1977 a significant discovery revealed a major corporate conspiracy. In the process of litigating a case of former employees of a Manhattan (NYC) based asbestos manufacturer and product supplier, the lawyer in charge went through the company’s annual statement and found an astounding statement. The company had obviously hired an insurance company to conduct a survey of their manufacturing sites with focus employee safety and health. Apparently, the findings of the survey indicated an increased potential hazard and risk to the workers caused by their exposure to asbestos. These documents went into the books as the so called ‘Sumner Simpson Papers’. Consequently, a flood of mesothelioma and asbestos lawsuits emerged and continues to keep jurisdictions all across the nation busy with compensation settlement claims.

The author Tony Ulrich was diagnosed with kidney cancer in October of 2009. In his research on what his cancer could have been caused by, he came across with data that suggests a strong link to environmental toxics, such as asbestos. Please visit his Kidney Cancer and Mesothelioma Litigation website for more details.

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Study Shows Higher Risk for Asthma in Kids Who Eat 3 or More Burgers a Week By Salynn Boyles
WebMD Health News Reviewed by Laura J. Martin, MD
June 4, 2010 -- Need another reason to cut down on those visits to the fast-food drive-through?
New research shows that kids who eat three or more burgers a week have a higher risk for developing asthma and wheezing than kids who eat fewer burgers.
Conversely, asthma risk was lower for children whose diets more closely adhered to the Mediterranean way of eating -- with plenty of fruits, vegetables, and fish.
The research is based on data from about 50,000 children living in developed, middle-income, and low-income countries.
While diet did not appear to influence the risk for common non-food allergies, such as those triggered by tree or grass pollen, diet did appear to play a role in asthma risk.
But whether the role is direct or indirect is not clear, study researcher Gabriele Nagel, PhD, of Germany's Ulm University tells WebMD.
"It is possible that in higher-income countries, burger consumption is a proxy for obesity, which is a known risk factor for asthma," she says.
The association was not seen in poorer countries, where burger consumption may be associated with higher economic status and not so much with obesity, she added.
And meat consumption in general did not appear to influence asthma risk.
According to Nagel, kids in developed countries who ate three or more burgers a week had about a 40% greater chance of developing asthma than kids who never ate burgers or ate them only occasionally.
Eating a diet high in fruits, vegetables, and fish was associated with a lower chance of developing asthma and wheezing.
The study appears in the latest issue of the journal Thorax.
Fruits and vegetables are good sources of antioxidant vitamins, and fish is a good source of omega-3 fatty acids. Antioxidants and omega-3 both have anti-inflammatory properties.
Inflammation in the airways triggers asthma-related breathing problems as well as wheezing and coughing.
Nagel says it may be that some fats, such as omega-3, are protective against asthma, while others, like the saturated fat in burgers, promote asthma by causing inflammation.
The Anatomy of an Asthma Attack
High-Fat vs. Low-Fat Meals
In another recently reported study, asthma patients who ate a high-fat, high-calorie meal consisting of burgers and hash browns had more inflammation in their airways than patients who ate a low-fat, low-calorie meal of yogurt.
The people who ate the high-fat meal also showed less improvement in lung function when treated with the asthma drug albuterol. The study was reported May 16 in New Orleans at an international conference hosted by American Thoracic Society.
American Lung Association Chief Medical Officer Norman Edelman, MD, says the high-fat diet-asthma link remains to be proven, but it is clear that obesity increases asthma risk.
"It is hard to understand why burgers were associated with asthma risk in this study and not meat consumption in general," he tells WebMD. "But if three or more hamburgers meant these kids were likely to weigh more that could certainly explain the association."
Edelman added that the protective benefits of a Mediterranean-style diet are easier to understand.
"There is some evidence that antioxidants like those found in fruits and leafy-green vegetables are good for lung health and protective against asthma," he says.
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Natural Methods to Cure Lung Cancer

June 14th 2010 Posted at asbestos cancer mesothelioma
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Can Your Diet Cause Cancer?

What do you or most people know about the foods consumed in their everyday dietary routines? One can easily find on labels the informative facts of sugars, carbohydrates, and fatty contents in our foods and whether they are beneficial or not, but how do these foods affect your natural flora. Just because you feel you may be health conscious and maintain a healthy body weight mass, you also need to improve the knowledge to fungus and yeasts that overrun your body causing diseases and even cancer. New studies show that many cancer-causing cells could be created and definitely thrive on these wastes and toxins we feed into our systems.

It is being proven world wide that yeasts and fungus play important roles in cancer diseases. If you are a smoker, of course, it is recommended that you quit, but were you aware that one of the number one contaminants in tobacco is yeast bacteria’s. Not only are you creating an unhealthy environment in your lungs by smoking any substance such as tobacco but also you are creating a domino effect against your personal health. Inhaling smoke, which in reference restricts blood circulation, diminishes oxygen absorption into the blood stream, and sabotages your immune system. Not only are these effects wearing your body down but also by smoking, you are putting yeast directly into your respiratory system. By smoking and being unaware of your flora, you are creating a deadly playground with in your lungs.

Fighting Lung Cancer Choices

If you have battled the smoking bug or are implementing a smoking cessation program then we are on the right track. It is also going to be important to alter your diet in ways that you can be aware of to implement optimum health. This is important for everyday preventative cancer fighting regimens up to those even in later stages of cancer to support lung cancer cures. Just because it is your lungs suffering the effects of poor life choices, your nutritional changes will affect your entire body, including the lungs. Several herbs and supplements promote healthy respiratory functions, and even fight fungal diseases. Researching these alternatives, which are safe for you are important in maintaining optimum health.

It is also necessary to rid your diet of foods that are known to be contaminated with fungus, such as many grains and even peanuts. Some including wheat, corn and barley contain fungus found as myco-toxins. It is time to learn what we put into our bodies and to research safe alternatives for our nutritional needs to maintain optimum health and keep on living. Buying organic and local farm fresh products is not just an eccentric fad anymore, it is a staple to living well in an industrialized environment.

Not only is it important to rid your bodies of toxins but we need to replace the safe enzymes and bacteria that these toxins and even medications can kill. By adding flora boosting supplements and alternative vitamins, we can build a healthier immune system and even lung cancer cures. You do have simple and less costly alternative diet aides also. One Doctor has recommended that by taking baking soda in a diluted water solution before each meal greatly improve your alkaline levels. Investigate all your possibilities seeking alternative methods and if available spend time with a Natural Health Practitioner.

The author provides valuable information on alternate medication and treatments at his website http://www.alternatecure.co.cc.

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Black Americans are more prone to developing acute lung injury, or ALI, compared to white Americans, according to scientists from the Emory University School of Medicine.]]>

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Asbestos Danger and Where an Asbestos Contractor Will Look

June 16th 2010 Posted at asbestos cancer mesothelioma
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Many people are confused about what asbestos is all about. It is nothing but a mineral which can be identified only with a special kind of microscope. There are many types of asbestos, and before it was found to be a health hazard, it was added to a variety of products, in order to strengthen them, for heat insulation and also fire resistance.

Of late studies have shown that asbestos can lead to health hazards like lung cancer, mesothelioma; with long term exposure, the lungs can be scarred with fibrous tissue, resulting into a cancer at the lining of the chest. There is far more a chance of getting infected by lung cancer by inhaling asbestos if the person is a smoker. Asbestosis usually occurs in people exposed to asbestos for a very long period of time. It usually takes 20 – 30 years to develop.

Most people are confused about where they can find asbestos. Most of the contamination occurs in people who are caught unawares and are not properly informed about the dos and don’ts. Earlier, before asbestos was regarded as a potent health hazard, it used to be used for insulation, especially in construction materials. But this trend has been stopped in the past few decades. So ideally those buildings are at risk which is a little old. For all this and more information the best person to contact is an asbestos contractor. Some common places to look for asbestos are steam pipes, boilers, furnace ducts, resilient floor tiles, cement sheet, and mill boards. Apart from this, soundproof decorative material may also contain asbestos.

To make sure you are living in a safe environment get asbestos contractor to check out the extent of asbestos in your property. Asbestos can pose to be a serious health hazard so make sure you get an experienced asbestos removal contractor in to do the job.

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How Asbestos Fibers Trigger Cancer In Human Cells

ScienceDaily (Dec. 22, 2008) — Ohio State University scientists believe they are the first in the world to study the molecular underpinnings of cancer by probing individual bonds between an asbestos fiber and human cells.

See Also:Health & MedicineMesotheliomaLung CancerCancerLymphomaBrain TumorDiseases and ConditionsReferenceAsbestosMesotheliomaIndoor air qualityCarcinogen

Though any clinical application is years away, the researchers hope their findings could aid in drug development efforts targeting illnesses caused by excessive exposure to asbestos, including the deadly cancer called mesothelioma.

The researchers use atomic force microscopy to observe how a single asbestos fiber binds with a specific receptor protein on cell surfaces. They suspect that at least one of the more lethal forms of asbestos triggers a cascade of events inside cells that eventually lead to illness, sometimes decades later.

The conditions most commonly associated with long-term exposure to airborne asbestos are lung cancer; asbestosis, a chronic respiratory disease; and mesothelioma, a cancer that forms in the membrane lining most internal organs of the body, including the lungs.

Eric Taylor, a doctoral candidate in earth sciences at Ohio State and a coauthor of the study, describes atomic force microscopy as “Braille on a molecular level,” meaning it allows scientists to feel and observe what’s happening on molecular surfaces.

“We’re looking at what molecules are involved in the chain of events when the fiber touches the cell. Does the binding occur over minutes, or hours? And what processes are triggered?” said Taylor, who presented the research at the American Geophysical Union meeting in San Francisco.

Asbestos comprises six different minerals that naturally occur in both fragment and fibrous forms. Because of its high durability and heat resistance, the fibrous form has been used in many manufacturing products since the late 1800s. Though its use is now highly regulated, asbestos is still present in many materials. The U.S. Department of Labor estimates that 1.3 million employees face significant asbestos exposure on the job. Environmental exposure is also possible because asbestos is a naturally occurring mineral in soils and exposed bedrock.   

Crocidolite, or blue asbestos, is part of the amphibole group of asbestos minerals, which were banned in most of the Western world by the mid-1980s. Before that, they were used in such products as ceiling tiles and thermal insulation.

Ohio State researchers have focused so far on the crocidolite form of asbestos, but eventually hope to study how all six forms of asbestos interact with certain proteins on cell surfaces. Some forms of asbestos can dissolve in the lungs if they are inhaled, but others are believed to essentially “stick” to cells, especially at high concentrations, and eventually cause lung diseases.

“For the first time, this will give us data on biological activity that should help policymakers determine which forms of asbestos are the most dangerous,” said Steven Lower, associate professor of earth sciences at Ohio State and a coauthor on the study.

“The hypothesis we’re testing is that binding of cell surface receptors to asbestos fibers triggers a signal event, which initiates the cancer,” said Lower, also a faculty member in the School of Environment and Natural Resources. “There seems to be something intrinsic about certain types of asbestos, blue asbestos in particular, that elicits a unique signal, and it triggers inflammation, the formation of pre-malignant cells and, ultimately, cancer.”

The first protein to be studied is epidermal growth factor receptor, which is present on the surface of every human cell. Understanding the intricacies of the binding process between the mineral and one or more proteins will provide an index of the biological activity of a particular type of asbestos, and might lead the researchers to figure out how to prevent or undo that interaction, Lower said.

Taylor said the driving motivation behind the research is the potential to find a way to intervene and prevent illness even after someone is exposed to asbestos. Mesothelioma symptoms don’t typically appear until 30 to 50 years after exposure. After diagnosis, however, the cancer is difficult to control, and there is no cure.

This work is supported by the National Science Foundation.

Taylor and Lower conducted the research with Ann Wylie of the University of Maryland and Brooke Mossman of the University of Vermont.

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Related StoriesAsbestos Disease Projections Too Low (Apr. 4, 2007) — Current predictions of the future incidence of asbestos-related disease have been substantially underestimated, according to new modelling to be presented in Melbourne today by an epidemiologist from ...  > read morePossible Vaccine for Mesothelioma Proven Safe (Mar. 4, 2010) — Researchers have demonstrated the safety of a potential vaccine against mesothelioma, a rare cancer associated primarily with asbestos exposure. The vaccine, which infuses uses a patient's own ...  > read moreNaturally Occurring Asbestos Linked To Lung Cancer (July 15, 2005) — Everyday exposure to naturally occurring asbestos increases the risk of developing malignant mesothelioma, according to a study by UC Davis researchers. The study - the largest to examine the ...  > read moreElevated Blood Levels Of A Protein Are Linked To Asbestos-Induced Cancers (Oct. 17, 2005) — Researchers at New York University School of Medicine and Wayne State University have found a molecule that reveals the early stages of pleural mesothelioma, a chest cancer caused by asbestos. The ...  > read moreMesothelioma: Chemo Combination Improves Survival In Asbestos-Related Cancer (Feb. 11, 2007) — People with mesothelioma -- a form of cancer associated with asbestos exposure -- have a higher survival rate when treated with a combination of two cancer drugs, a large multicenter study ...  > read moreSearch ScienceDailyNumber of stories in archives: 86,814Find with keyword(s):  Enter a keyword or phrase to search ScienceDaily's archives for related news topics,
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Bias Towards Mother in Divorce Cases No Longer Applies

June 17th 2010 Posted at mesothelioma treatment centers
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In Colorado divorce law, lawyers are noticing a rising trend against preferential treatment towards the mother.

In previous years, there used to be a bias in favor of a mother’s parental rights during and after a divorce. That’s no longer the case, according to the Arvada-based law firm of Hull & Zimmerman.

Rather, the new trend of child custody centers around the concept of “the child’s best interest.”

In most cases of divorce, the court bestows “custodial parent” status on one parent and “visitation parent” status on the other. The “custodial” parent is the primary caregiver, and the “visitation” parent is the one with visitation rights. In legal terms, these visitations are called “parenting time” and typically take place on weekends, alternate holidays, etc.

In previous years, it was often the mother who was granted “custodial parent” status. Now, however, this status is determined on an individual basis, and gender is no longer as important as it once was.

While everyone wants an amicable divorce, unfortunately that’s not always the case. Which is why experts recommend hiring an attorney. Proper, qualified legal representation can help ensure that the child’s best interests are protected. For instance, if one parent has an attorney, but the other does not, the latter parent is at a great disadvantage when it comes to negotiating the legal system.

An attorney helps his or her client obtain primary custody of the children. Additionally, an attorney can help that parent deal with any problems regarding visitation rights regarding their ex-spouse. Experts agree – entering into child custody proceedings without qualified legal representation often decreases your ability to protect your child’s best interests.

Please click here for more information about a mother’s rights in a divorce proceeding.

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Gene Expression Ratio Test Predicts Outcome In Mesothelioma Patients Treated With Surgery

ScienceDaily (Apr. 28, 2009) — A four-gene expression ratio test prospectively distinguished mesothelioma patients who had a statistically significant longer overall survival from those who had shorter survival in a single-institution study.

See Also:Health & MedicineToday's HealthcareMesotheliomaWounds and HealingMultiple Sclerosis ResearchObesityDiseases and ConditionsReferenceDouble blindMetastasisHysterectomyBronchitis

There are few effective treatment options available for patients with malignant pleural mesothelioma other than surgery. However, not all patients appear to derive benefit from surgery. Raphael Bueno, M.D., of the Brigham and Women's Hospital in Boston and colleagues showed in retrospective studies that measuring expression ratios of four genes could distinguish between those who have a good prognosis after surgery and those who have a poor prognosis.

In the current study, Bueno and colleagues tested the four-gene expression ratio test in 120 patients with mesothelioma who were treated at Brigham and Women's Hospital and participated in a prospective clinical trial. To evaluate the robustness and reproducibility of the test, the researchers evaluated the test on multiple tumor samples from each patient and used two different microarray platforms and two different biopsy techniques.

The test was able to predict overall survival after adjusting for other clinical factors. The test results were consistent for individual patients regardless of the techniques used for the test. When the researchers combined the gene ratio test results with known prognostic factors, they were able to separate patients into high-risk and low-risk groups. The median survival for patients in the high-risk group was 6.9 months compared with 31.9 months in the low-risk group.

"Patients whose gene ratio test results predict a good prognosis after surgery may more confidently select the treatment option that includes surgery," the authors write.

This research was published in the Journal of the National Cancer Institute on April 28, 2009.

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Fragile X-Associated Mental Retardation Syndrome

June 24th 2010 Posted at mesothelioma treatment centers
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Fragile X-associated psychological retardation syndrome creates a mixture of phenotypic features that have an effect on the CNS, the testes, and also the cranial skeleton. These features were recognized as a distinct clinical entity more than 50 years ago. A laboratory test for the syndrome was developed during the 1970s, when it was recognized that most affected people exhibit a cytogenetic abnormality from the X chromosome: failure from the region between bands Xq27 and Xq28 to condense at metaphase.

Instead, this area appears within the microscope like a thin constriction that’s subject to breakage during preparation, which accounts for the designation “fragile X.” Advances within the past decade have helped to explain both the presence from the weak website and the distinctive pattern of inheritance exhibited by the syndrome.

In some respects, weak X-associated mental retardation syndrome is comparable to other genetic conditions caused by X-linked mutations: Affected guys are impaired a lot more severely than impacted females, and also the situation is never transmitted from father to son. Nevertheless, the syndrome breaks the rules of mendelian transmission in that at least 20% of carrier males manifest no signs of it.

Daughters of these nonpenetrant but “transmitting males” are themselves nonpenetrant but create impacted offspring, male and female, with frequencies close to mendelian expectations. About a third of carrier females (individuals with a single normal and a single abnormal X chromosome) exhibit a significant degree of psychological retardation.

These unusual functions from the syndrome had been explained when the subchromosomal region spanning the fragile site was isolated and shown to include a segment by which the triplet sequence CGG was repeated many times: (CGG)n. The quantity of triplet repeats is very polymorphic but normally less than 60.

A replicate size in between 60 and 200 doesn’t cause a clinical phenotype or a cytogenetic fragile site but is unstable and topic to extra amplification, leading to typical functions from the syndrome. Weak X-associated psychological retardation syndrome is generally recognized in impacted boys simply because of developmental delay apparent by 1-2 years of age, small joint hyperextensibility, mild hypotonia, along with a loved ones history of psychological retardation in maternally associated guys.

Affected females generally have either mild mental retardation or only subtle impairments of visuospatial ability, and also the condition might not be evident or diagnosed till it’s suspected following identification of an affected male relative. In late childhood or early adolescence, impacted guys start to exhibit large testes and characteristic facial functions, including slight coarsening, large ears, a prominent forehead and mandible, a long face, and relative macrocephaly (regarded in relation to height).

The syndrome is extremely common and impacts about 1:1500-1:1000 males. Virtually all affected guys are born to females who’re either impacted or carry the premutation, and you will find no well-recognized instances of new premutations in guys or females. The inheritance of weak X-associated mental retardation syndrome exhibits several unusual functions and is frequently described in terms of empiric danger figures.

In particular, the likelihood that an individual carrying an irregular chromosome will manifest clinical functions depends on the number of generations via which the abnormal chromosome has been transmitted and the sex from the transmitting parent. For instance, nonpenetrant transmitting males often occur within the same sibship with one another and with nonpenetrant carrier females.

This is reflected in low danger figures for brothers and sisters of transmitting males: 9% and 5%, respectively, compared with 40% and 16% for their maternal grandsons and granddaughters. This latter observation, in which the penetrance or expressivity (or both) of a genetic disease seems to increase in successive generations, is occasionally referred to a lot more usually as genetic anticipation.

Genetic anticipation in is brought on by progressive expansion of the triplet repeat. A similar phenomenon happens in several neurodegenerative disorders for example Huntington’s disease and spinocerebellar ataxia (ie, grandchildren are impacted more severely than grandparents).

The neurodegenerative disorders are caused by production of irregular proteins; weak X-associated mental retardation is caused by failure to create a normal protein. Even though the biochemical mechanisms are various, the underlying molecular causes of genetic anticipation are identical and involve progressive expansion of an unstable triplet repeat.

Additionally to triplet replicate expansion, genetic anticipation could be brought on by bias of ascertainment, which happens when a slight or variably mentioned condition very first diagnosed in grandchildren from the three generation pedigree is then very easily recognized in siblings from the grandchildren who are accessible for examination and testing.

In contrast to genetic anticipation brought on by expansion of the triplet repeat, anticipation caused by bias of ascertainment affects the apparent rather than the actual penetrance. In addition towards the tendency of (CGG)n premutation alleles to undergo additional amplifications in duration, the molecular genetics of fragile X-associated psychological retardation syndrome exhibit a number of unusual functions.

As described previously, each phenotypically affected person carries the full mutation defined by a replicate number higher than 200, but the exact repeat quantity exhibits considerable heterogeneity in various cells and tissues. Diagnostic testing for the number of CGG repeats is usually performed on approximately 107 lymphocytes taken from the little quantity of peripheral blood.

In individuals who carry a replicate number less than 50, every from the 107 tissue has the same number of repeats. However, in phenotypically affected guys or females (ie, individuals with a replicate number greater than 200), many from the 107 cells may have a different number of repeats. This scenario, frequently known as somatic mosaicism, indicates that at least some of the amplification is postzygotic, meaning that it occurs in cells from the developing embryo following fertilization.

In addition towards the DNA methylation connected with an irregular FMR1 gene, methylation of many genes is a regular procedure during development and differentiation that helps to regulate gene expression. Tissue in which a specific gene ought to not be expressed frequently shut off that gene’s expression by methylation.

For example, globin should be mentioned only in reticulocytes; albumin should be expressed only in hepatocytes; and insulin ought to be mentioned only by pancreatic B cells. During gametogenesis and immediately after fertilization, specific patterns of methylation feature of differentiated tissue are erased, only to be reestablished in fetal improvement.

Thus, methylation offers a reversible alter in gene structure that can be inherited during mitosis of differentiated tissue yet erased throughout meiosis and early improvement. This kind of alteration-a heritable phenotypic change that’s not determined by DNA sequence-is broadly referred to as epigenetic.

Analysis of weak X-associated psychological retardation syndrome pedigrees reveals that among the most important factors influencing regardless of whether a premutation allele is topic to postzygotic expansion may be the sex from the parent who transmits the premutation allele.

As discussed, a premutation allele transmitted by a female expands to a full mutation having a likelihood proportionate towards the length of the premutation. Premutation alleles with a replicate quantity in between 52 and 60 hardly ever increase to the full mutation, and those having a repeat quantity higher than 90 nearly always increase.

In contrast, a premutation allele transmitted by a male hardly ever if ever expands to the full mutation regardless from the length from the replicate number. The notion that alleles of the same DNA sequence can behave really differently based on the sex from the parent who transmitted them is closely related towards the idea of gametic imprinting, which can be utilized to describe the scenario that occurs when expression of a specific gene depends on the sex from the parent who transmitted it.

Gametic imprinting impacts a handful of genes included in fetal or placental growth, including insulin-like growth factor a couple of (IGF2) and also the kind 2 IGF receptor (IGF2R); for example, the IGF2 gene is expressed only about the paternally derived chromosome, whereas in some people the IGF2R gene is expressed only on the maternally derived chromosome.

The mechanisms accountable for gametic imprinting depend on biochemical modifications towards the chromosome that occur throughout gametogenesis; these modifications do not affect the actual DNA sequence but are stably transmitted for a particular number of cell divisions (ie, they’re epigenetic and contribute towards the pathogenesis of certain types of cancer).

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New Technique Can Help Diagnose Mesothelioma

ScienceDaily (Aug. 25, 2009) — A new technique may help clinicians hone in on a diagnosis in patients presenting with a pleural effusion of unknown cause.

See Also:Health & MedicineMesotheliomaToday's HealthcareDiseases and ConditionsMultiple Sclerosis ResearchWounds and HealingLupusReferenceMesotheliomaLung cancerMetastasisMechanical ventilation

The study, led by principal investigator Y.C. Gary Lee, Ph.D., appears in the September 1 issue of the American Thoracic Society's American Journal of Respiratory and Critical Care Medicine.

"Pleural effusion, or the accumulation of fluid in the pleural cavity, can be maddeningly difficult to diagnose as a wide variety of malignant and benign causes exist," said Helen Davies, M.R.C.P., specialist registrar and research fellow at the Oxford Centre for Respiratory Medicine and Oxford University, lead author of the study. "One of the causes, malignant pleural mesothelioma, is a relatively rare cancer, but its incidence is rapidly increasing on a global scale".

Currently, the first-line test for mesothelioma in patients with a pleural effusion is pleural fluid cytology, but this test is not very sensitive. Dr. Davies and her colleagues undertook the study to determine whether there would be additional clinical benefit to looking at pleural fluid mesothelin, a protein released in high quantities into the pleural fluid of most patients with mesothelioma.

They obtained pleural fluid samples from 209 patients referred to a specialized respiratory clinic. Levels of soluble mesothelin were measured in all samples.

Their results demonstrated median pleural fluid mesothelin levels were over six times greater in patients with mesothelioma than in patients with metastatic carcinomas, and ten times greater than in patients with benign effusions.

Using mesothelin levels at a cut-off of 20nM, they found that it had an overall negative predictive value of 95 percent, meaning that a patient with a mesothelin level less than the cut-off of 20nM could be 95 percent confident they did not have malignant mesothelioma. There were 12 false positive results with metastatic adenocarcinomas accounting for over 90 percent of these cases. However, all patients with pleural fluid cytology suspicious for mesothelioma and an elevated mesothelin level had mesothelioma.

"This study suggests a way for clinicians to more readily identify these cases from the start," said Dr. Davies.

Obtaining a prompt diagnosis of mesothelioma has benefits for patients and physicians alike. "Because mesothelioma has a median survival time of 12 months, minimizing the number of invasive procedures and tests patients require is crucial to reduce morbidity and the time they need to spend in hospital," said Dr. Davies. "An earlier diagnosis also allows speedier interventions to relieve symptoms as well as initiation of other treatments such as chemotherapy or radiotherapy if appropriate. Claims for worker's compensation may also be instigated once the diagnosis is confirmed."

Exposure to asbestos is the main risk factor and accounts for the majority of mesothelioma cases. Legislation to prevent occupational exposure to asbestos has been enforced in the developed world; however, unrestricted contact continues in developing countries. Over 90 percent of patients with mesothelioma present with a pleural effusion and its incidence is predicted to peak within the next two decades.

"Pleural fluid mesothelin provides a valuable adjunct in the diagnostic assessment of patients presenting with pleural effusions, especially when cytological examination is not definitive, and can improve clinical practice," said Dr. Davies.

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Can Washington Mesothelioma Attorneys Help My Case?

June 24th 2010 Posted at Mesothelioma treatment options
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Washington Mesothelioma Attorneys have a proven track record when it comes to securing compensation for those that have been wronged by asbestos manufacturers. In fact, most lawsuits filed by Mesothelioma attorneys settle quickly and result in a hefty cash award for the victim and their family.

Asbestos Mesothelioma lawsuit case studies have shown time and time again that asbestos manufacturers were aware that their products caused Mesothelioma cancer but covered it up in order to keep turning a profit. Today, approximately 3,000 new cases of Mesothelioma due to asbestos exposure are diagnosed. The law says asbestos manufacturers have to pay for this grievous mistake.

Where To Find A Mesothelioma Attorney In Washington

If you have been diagnosed with Mesothelioma cancer due to asbestos exposure, the law limits the amount of time that you can file a lawsuit. That is why it is vital to seek a competent attorney as soon as a Mesothelioma diagnosis is made.

Often, the compensation earned from a Mesothelioma lawsuit is enough to cover the staggering medical costs associated with Mesothelioma treatment and to secure the financial future of the family.

To find an attorney with Mesothelioma experience in Washington, contact the following law associations. They can connect you with a skilled attorney in your area and provide you with valuable information to fight your lawsuit.

·Washington State Trial Lawyers Association, 1809 7th Ave. #1500, Seattle, WA 98101, (206)464-0703, http://www.wstla.org.

·Washington State Bar Association, 2101 Fourth Ave., Suite 400, Seattle, WA 98121, 1-800-945-9722, http://www.wsba.org.

Remember, if you have been diagnosed with Mesothelioma cancer, you need to act quickly to file your lawsuit against asbestos manufacturers. Contact a Washington attorney today.

Jon Butt publishes [http://www.the-mesothelioma-guide.com] With the web being packed with mis-information [http://www.the-mesothelioma-guide.com] is a leading free resource of Mesothelioma support, advice and legal help along with alternative remedies, natural supplements and more. Helping both you and your loved ones.

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How Carbon Nanotubes Can Affect Lining Of The Lungs

ScienceDaily (Oct. 26, 2009) — Carbon nanotubes are being considered for use in everything from sports equipment to medical applications, but a great deal remains unknown about whether these materials cause respiratory or other health problems. Now a collaborative study from North Carolina State University, The Hamner Institutes for Health Sciences, and the National Institute of Environmental Health Sciences shows that inhaling these nanotubes can affect the outer lining of the lung, though the effects of long-term exposure remain unclear.

See Also:Health & MedicineMesotheliomaDiseases and ConditionsChronic IllnessMatter & EnergyNanotechnologyWeapons TechnologyPhysicsReferenceMesotheliomaNanowireCarbon nanotubePulmonary alveolus

Using mice in an animal model study, the researchers set out to determine what happens when multi-walled carbon nanotubes are inhaled. Specifically, researchers wanted to determine whether the nanotubes would be able to reach the pleura, which is the tissue that lines the outside of the lungs and is affected by exposure to certain types of asbestos fibers which cause the cancer mesothelioma. The researchers used inhalation exposure and found that inhaled nanotubes do reach the pleura and cause health effects.

Short-term studies described in the paper do not allow conclusions about long-term responses such as cancer. However, the inhaled nanotubes "clearly reach the target tissue for mesothelioma and cause a unique pathologic reaction on the surface of the pleura, and caused fibrosis," says Dr. James Bonner, associate professor of environmental and molecular toxicology at NC State and senior author of the study. The "unique reaction" began within one day of inhalation of the nanotubes, when clusters of immune cells (lymphocytes and monocytes) began collecting on the surface of the pleura. Localized fibrosis, or scarring on parts of the pleural surface that is also found with asbestos exposure, began two weeks after inhalation.

The study showed the immune response and fibrosis disappeared within three months of exposure. However, this study used only a single exposure to the nanotubes. "It remains unclear whether the pleura could recover from chronic, or repeated, exposures," Bonner says. "More work needs to be done in that area and it is completely unknown at this point whether inhaled carbon nanotubes will prove to be carcinogenic in the lungs or in the pleural lining."

The mice received a single inhalation exposure of six hours as part of the study, and the effects on the pleura were only evident at the highest dose used by the researchers -- 30 milligrams per cubic meter (mg/m3). The researchers found no health effects in the mice exposed to the lower dose of one mg/m3.

The study, "Inhaled Carbon Nanotubes Reach the Sub-Pleural Tissue in Mice," was co-authored by Bonner, Dr. Jessica Ryman-Rasmussen, Dr. Arnold Brody, and Dr. Jeanette Shipley-Phillips of NC State, Dr. Jeffrey Everitt who is an adjunct faculty at NC State, Dr. Mark Cesta of the National Institute of Environmental Health Sciences (NIEHS), Earl Tewksbury, Dr. Owen Moss, Dr. Brian Wong, Dr. Darol Dodd and Dr. Melvin Andersen of The Hamner Institutes for Health Sciences. The study is published in the Oct. 25 issue of Nature Nanotechnology and was funded by The Hamner Institutes for Health Sciences, NIEHS and NC State's College of Agriculture and Life Sciences.

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The above story is reprinted (with editorial adaptations by ScienceDaily staff) from materials provided by North Carolina State University, via EurekAlert!, a service of AAAS.

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Jessica P. Ryman-Rasmussen, Mark F. Cesta, Arnold R. Brody, Jeanette K. Shipley-Phillips, Jeffrey I. Everitt, Earl W. Tewksbury, Owen R. Moss, Brian A. Wong, Darol E. Dodd, Melvin E. Andersen & James C. Bonner. Inhaled carbon nanotubes reach the subpleural tissue in mice. Nature Nanotechnology, 2009; DOI: 10.1038/nnano.2009.305Need to cite this story in your essay, paper, or report? Use one of the following formats: APA

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