الجمعة، 3 يناير 2014

ScienceDaily: Health & Medicine News

ScienceDaily: Health & Medicine News


Trauma center launches portable electronic trauma health record application

Posted: 02 Jan 2014 01:57 PM PST

Surgeons have developed a way for their peers at a Level I trauma center in South Africa to accurately collect and analyze trauma care data via an iPad app.

Research may unlock enzyme's role in disease

Posted: 02 Jan 2014 01:57 PM PST

Research on enzymes that regulate human biology has uncovered characteristics that could be used to identify predisposition to conditions such as heart disease, diabetic ulcers and some types of cancer.

Odor receptors discovered in lungs: Just like ones in your nose but instead of conjuring up a cup of coffee they might make you cough

Posted: 02 Jan 2014 12:23 PM PST

Your nose is not the only organ in your body that can sense cigarette smoke wafting through the air. Scientists have showed that your lungs have odor receptors as well. The odor receptors in your lungs are in the membranes of flask-shaped neuroendocrine cells that dump neurotransmitters and neuropeptides when the receptors are stimulated, perhaps triggering you to cough to rid your body of the offending substance.

Patch outperforms Holter for prolonged heart rhythm tracking

Posted: 02 Jan 2014 12:23 PM PST

Researchers have discovered that a small adhesive wireless device worn on the chest for up to two weeks does a better job detecting abnormal and potentially dangerous heart rhythms than the Holter monitor, which is typically used for 24 hours and has been the standard of care for more than 50 years.

Men's, women's soccer: Physical or technical?

Posted: 02 Jan 2014 11:20 AM PST

When the sports performance of elite men and women soccer players is compared using absolute criteria, the differences are significant.

Chinese herbal compound relieves inflammatory, neuropathic pain

Posted: 02 Jan 2014 10:36 AM PST

A compound derived from a traditional Chinese herbal medicine has been found effective at alleviating pain, pointing the way to a new nonaddictive analgesic for acute inflammatory and nerve pain, according to researchers.

Jumping DNA in brain may be cause of schizophrenia

Posted: 02 Jan 2014 10:31 AM PST

Stretches of DNA called retrotransposons, often dubbed "junk DNA", might play an important role in schizophrenia. In a study published, a Japanese team revealed that LINE-1 retrotransposons are abnormally abundant in the schizophrenia brain, modify the expression of genes related to schizophrenia during brain development, and may be one of the causes of schizophrenia. 

Scientists uncover most detailed picture yet of muscular dystrophy defect then design targeted new drug candidates

Posted: 02 Jan 2014 10:30 AM PST

Scientists have revealed an atomic-level view of a genetic defect that causes a form of muscular dystrophy, myotonic dystrophy type 2, and have used this information to design drug candidates with potential to counter those defects—and reverse the disease.

Turning off 'aging genes'

Posted: 02 Jan 2014 09:34 AM PST

Restricting calorie consumption is one of the few proven ways to combat aging. Now researchers have developed a computer algorithm that predicts which genes can be "turned off" to create the same anti-aging effect as calorie restriction. The findings could lead to the development of new drugs to treat aging.

Study supports causal role in narcolepsy for common genetic variant

Posted: 02 Jan 2014 08:31 AM PST

A new study conducted across Europe found an extraordinary association between narcolepsy and a specific gene variant related to the immune system.

Cognitive-behavioural therapy not effective treatment for symptoms of schizophrenia

Posted: 02 Jan 2014 08:22 AM PST

Health organizations around the world recommend a form of psychotherapy, known as cognitive-behavioral therapy or CBT, for patients with schizophrenia. Now, however, the most extensive study ever undertaken into its effect on the symptoms of the disorder finds little impact, according to a team of international researchers.

Under pressure: Harness for guide dogs must suit both dog, owner

Posted: 02 Jan 2014 08:22 AM PST

Guide dogs require about four years of training and fully trained animals can cost over 30,000 Euro in Europe. It is thus important for financial reasons, as well as for animal welfare considerations, to ensure that guide dogs are comfortable in their work. A proper harness that enables good communication between the blind person and the dog is an important factor in the animal's well-being, while a poorly fitting harness may result in health problems and impaired communication between dog and owner.

Drivers engaged in other tasks about 10 percent of the time

Posted: 01 Jan 2014 02:58 PM PST

Drivers eat, reach for the phone, text, or otherwise take their eyes off the road about 10 percent of the time they are behind the wheel, according to a study using video technology and in-vehicle sensors.

Novel non-invasive therapy prevents breast cancer formation in mice

Posted: 01 Jan 2014 01:19 PM PST

A novel injectable therapy partially reverses cancer formation in cultured mammary-gland cells and prevents breast cancer development in mice, a team reports. The therapy silences a new cancer-causing gene that the scientists identified using a sophisticated systems biology approach. It could one day provide a new way to treat early stages of breast cancer without surgery, chemotherapy or radiation.

Study identifies factors associated with pain one year after breast cancer surgery

Posted: 31 Dec 2013 01:39 PM PST

In a study that included more than 800 women who had undergone surgery for breast cancer, the majority reported some level of pain 12 months after surgery, and factors associated with pain included chronic preoperative pain, chemotherapy, preoperative depression and pain in the area to be operated, according to a study.

Radiotherapy less often used by breast cancer patients with young children

Posted: 24 Dec 2013 03:36 PM PST

Radiotherapy (RT) after breast conserving surgery (BCS) has been shown to reduce the risk of breast cancer (BC) recurrence. However, although younger women tend to have more aggressive tumors and have higher risks of recurrence than older BC patients, they are less likely to receive RT after BCS, according to a study.

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