الاثنين، 18 نوفمبر 2013

ScienceDaily: Health & Medicine News

ScienceDaily: Health & Medicine News


Protein coding 'junk genes' may be linked to cancer

Posted: 17 Nov 2013 12:55 PM PST

By using a new analysis method, researchers have found close to one hundred novel human gene regions that code for proteins. A number of these regions are so-called pseudogenes, which may be linked to cancer. The expectation is now that this recently developed protein analysis method will open up a whole new field of research.

'Virtual reality hands' may help stroke survivors recover hand function

Posted: 17 Nov 2013 12:54 PM PST

"Virtual reality hands" — controlled by stroke survivors' thoughts — could help them recover use of their hands and arms.

Environmental toxins linked to heart defects

Posted: 17 Nov 2013 12:54 PM PST

Children's congenital heart defects may be associated with their mothers' exposure to specific mixtures of environmental toxins during pregnancy, according to research.

Heart disease number one cause of pregnancy-related deaths in California

Posted: 17 Nov 2013 12:54 PM PST

Heart disease is the leading cause of women's pregnancy-related deaths in California — but nearly one-third could be prevented.

Childhood cancer treatment takes toll on hearts of survivors

Posted: 17 Nov 2013 12:54 PM PST

Cancer treatment takes a toll on the hearts of child survivors, according to research.

BMI may predict heart disease risk for type-2 diabetic patients

Posted: 17 Nov 2013 12:54 PM PST

Researchers have discovered a simple way to further predict a diabetic patient's risk for heart disease: by measuring their body mass index or BMI.

'Mini-kidney' structures generated from human stem cells for first time

Posted: 17 Nov 2013 12:54 PM PST

Diseases affecting the kidneys represent a major and unsolved health issue worldwide. The kidneys rarely recover function once they are damaged by disease, highlighting the urgent need for better knowledge of kidney development and physiology.

Hospitalized children more likely to die after cardiac arrest during night shift

Posted: 16 Nov 2013 02:11 PM PST

Hospitalized children are more likely to die after a cardiac arrest if it occurs during the night shift, according to research.

One minute of CPR video training could save lives

Posted: 16 Nov 2013 02:11 PM PST

Just one minute of CPR video training for bystanders in a shopping mall could save lives in emergencies, according to research. 

CPR for 38 minutes or longer improves chance to survive cardiac arrest

Posted: 16 Nov 2013 02:11 PM PST

Performing CPR for 38 minutes or longer can improve a patient's chance of surviving cardiac arrest, according to a study.

New device offers hope to people blinded due to incurable eye disorders

Posted: 16 Nov 2013 02:11 PM PST

Research shows promising data about a device that helps people who have lost their vision due to a blinding genetic disease to recognize common objects. In the study, the researchers found when the objects' outlines had been enhanced, there was increased recognition. The device, called the Argus II, is the first FDA-approved retinal implant for adults with retinitis pigmentosa.

Eye injuries in NHL cost franchises more than $32 million

Posted: 16 Nov 2013 02:11 PM PST

Research shows that wearing visors in the National Hockey League (NHL) could cause a four-fold decrease in the risk of eye injuries. Furthermore, the study found that eye injuries over the last 10 seasons have cost the NHL and its associated franchises more than $32 million in missed games.

Residents of most polluted US Cities have increased risk of dry eye syndrome

Posted: 16 Nov 2013 02:11 PM PST

Residents of major cities with high levels of air pollution have an increased risk of dry eye syndrome, according to a study. Study subjects in and around Chicago and New York City were found to be three to four times more likely to be diagnosed with dry eye syndrome compared to less urban areas with relatively little air pollution.

Cardiac surgeon report cards do not influence referrals, study shows

Posted: 15 Nov 2013 05:37 PM PST

Despite nearly universal awareness of report cards on risk-adjusted mortality rates of individual cardiac surgeons, cardiologists in New York State do not use these reports when making patient referral decisions.

Large-scale analysis describes inappropriate lab testing throughout medicine

Posted: 15 Nov 2013 05:36 PM PST

A new study finds that, on average, 30 percent of all lab tests are probably unnecessary -- and equally as many necessary tests may be going unordered.

Mandatory calorie postings at fast-food chains do not influence food choice

Posted: 15 Nov 2013 12:44 PM PST

Posting the calorie content of menu items at major fast-food chains in Philadelphia, per federal law, does not change purchasing habits or decrease the number of calories that those customers consume, researchers have reported.

Study finds donor age not a factor in most corneal transplants

Posted: 15 Nov 2013 12:44 PM PST

Ten years after a transplant, a cornea from a 71-year-old donor is likely to remain as healthy as a cornea from a donor half that age, according to a study. Corneas from donors over age 71 perform slightly less well, but still remain healthy for the majority of transplant recipients after 10 years, the study found.

CHICA, automated system improves autism screening rate

Posted: 15 Nov 2013 10:02 AM PST

An automated system to help pediatricians focus on the specific health needs of each patient in the short time allotted for preventive care improves autism screening rates by identifying at-risk children at the 24-month visit. American children typically are not diagnosed with autism until age 4½ or 5 years.

Inflammatory skin damage blocked by bleach solution in animal study

Posted: 15 Nov 2013 10:02 AM PST

Processes that age and damage skin are impeded by dilute bleach solution, according to a new study by researchers working with mice.

Persistent gene therapy in muscle may not require immunosuppression

Posted: 15 Nov 2013 10:02 AM PST

In a new study, researchers evaluated the persistence of rAAV-mediated expression the gene encoding M-type ±-1 antitrypsin in patients that were AAT deficient

Tipping the balance between senescence, proliferation

Posted: 15 Nov 2013 10:01 AM PST

p53 is produced as various isoforms as the result of alternative splicing and promoter usage. One isoform, p53-beta, accelerates cellular arrest, while another isoform, delta-133p53 represses replicative senescence in cultured cells. Researchers evaluated the expression of these two p53 isoforms in T lymphocytes from healthy donors and donors with lung cancer.

Blocking signal-transmitting cellular pores may prevent kidney damage

Posted: 15 Nov 2013 10:01 AM PST

A group of investigators has identified a molecule that plays a key role in the breakdown of the kidney filter, presenting a potential therapeutic target for stopping the damage before it becomes irreversible.

Promising approach to improve outcome for children with high-risk leukemia

Posted: 15 Nov 2013 10:00 AM PST

Results from a new study is showing that a drug withdrawn from the market in 2010 may enhance the effectiveness of bone marrow transplants for select pediatric leukemia patients. Combining the drug gemtuzumab ozogamicin (GO) with conventional chemotherapy may improve the outcome of bone marrow transplantation for some children battling high-risk acute myeloid leukemia (AML).

iPads help children with autism develop language

Posted: 15 Nov 2013 10:00 AM PST

Some parents in a recent study were able to converse with their children for the first time with the help of language development programs on an iPad. Turns out children with autism can learn speech later than previously thought.

New heart disease and stroke prevention guidelines not fully supported by health insurance

Posted: 15 Nov 2013 08:15 AM PST

The reality of existing insurance coverage precludes effective implementation of four newly released cardiovascular guidelines from the American Heart Association and American College of Cardiology. The Academy of Nutrition and Dietetics supports the new guidelines and urges public and private insurance carriers to follow the recommendations so that Americans will have access to health care they deserve.

Gentle pasteurization of milk – with microwaves

Posted: 15 Nov 2013 07:46 AM PST

In the EU-funded project MicroMilk, researchers have developed a novel method for pasteurization of milk with microwaves. The system preserves the valuable components of milk, and is also suitable for heating viscous and concentrated dairy products due to minimized fouling formation. As a result, cleaning efforts can be reduced and detergents are saved. In the follow-up project MicroMilk Demo, the system will be transferred into industrial practice.

Cataract Surgery Saves $123.4 Billion in Costs, Delivers a 4,567% Return to Society

Posted: 15 Nov 2013 07:45 AM PST

Cataract surgeries performed over one year eventually save $123.4 billion over 13 years and delivers a 4,567 percent financial return on investment to society according to the results of a cost-utility study. Researchers say that the results prove that healthcare interventions create substantial economic wealth.

Medication errors common on admission to mental health units

Posted: 15 Nov 2013 06:44 AM PST

A recent study found that medication errors were common on admission to mental health services.

Ambiguous results in screening for celiac disease

Posted: 15 Nov 2013 06:44 AM PST

Most children who undergo screening to detect gluten intolerance, celiac disease, can handle it well. However, many people feel that the discovery of the disease and the treatment they receive does not provide a better quality of life.

Study examines predictors of acute urinary symptoms after radiotherapy for prostate cancer

Posted: 15 Nov 2013 06:43 AM PST

An interim study by researchers showed that using a modelling programme together with IPSS and dosage measure can predict the severity of acute urinary symptoms in patients with early prostate cancer who underwent radiotherapy.

Study unveils potential of re-activating tumor fighting proteins within cell

Posted: 15 Nov 2013 06:43 AM PST

New study suggests that selective blockade of CRM1-dependent nuclear export represents a completely novel, tumor metastasis-selective approach for the treatment of advanced metastatic prostate cancers.

Combating key viral livestock diseases in Ethiopia

Posted: 15 Nov 2013 06:43 AM PST

Research reveals that there are several serotypes of the virus causing foot-and-mouth disease (FMD) and the African horse sickness virus (AHSV) and several different hosts for these viruses in Ethiopia. This study also highlights the economic repercussions of these viruses and other viral diseases in domestic livestock. These findings may contribute to improved strategies for controlling and combating the spread of such diseases and to increased self-sufficiency in food.

Sofrito contains substances that reduce risk of cardiovascular disease

Posted: 15 Nov 2013 06:43 AM PST

The combination of tomato, olive oil, garlic and onion in a sofrito increases the amount of polyphenols and carotenoids. These bioactive compounds respectively help to prevent cardiovascular diseases and cancer. This study confirms sofrito as an essential part of the Mediterranean diet.

Videos more effective than texts in getting women to take action against breast cancer risks

Posted: 15 Nov 2013 06:37 AM PST

A new study finds that video clips embedded on websites with public health messages do a better job than text alone at drawing attention to hazards, and in prompting the public to take recommended protective actions.

Exercise training as 'prehabilitation' before surgery

Posted: 14 Nov 2013 04:32 PM PST

Cardiopulmonary Exercise Testing (CPET) assessment and exercise training in an elderly population is safe and well tolerated, according to the results of a new feasibility study, conducted in the UK.

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