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Isolation And Stress Identified As Contributing To Breast Cancer Risk

admin — Tue, 08 Dec 2009 14:00:00 +0000

Social isolation and related stress could contribute to human breast cancer susceptibility, research from a rat model designed at the University of Chicago to identify environmental mechanisms contributing to cancer risk shows. The researchers found that isolation and stress result in a 3.3-fold increase in the risk of developing cancer among rats with naturally occurring mammary tumors…

Second-Line CML Drugs Evoke Faster Response Than Front-Line Therapy

admin — Tue, 08 Dec 2009 13:00:00 +0000

Two medications approved as treatment for drug-resistant chronic myeloid leukemia continue to provide patients with quicker, better responses as a first treatment than the existing front-line drug, researchers at The University of Texas M. D. Anderson Cancer Center reported at the 51st Annual Meeting of the American Society of Hematology

In Cancer-Ridden Rats, Loneliness Can Kill

Master — Tue, 08 Dec 2009 13:00:00 +0000

Socially isolated female rats develop more tumors – and tumors of a more deadly type – than rats living in a social group, according to researchers at Yale University and the University of Chicago. The dramatic increase in mammary tumors among isolated Norway rats – which, like humans, are a highly social species – illustrates how loneliness can be deadly, the authors report in findings to be published the week of December 6 in the Proceedings of the National Academy of Sciences.

Tiny RNA Has Big Impact On Lung Cancer Tumors

admin — Tue, 08 Dec 2009 13:00:00 +0000

Researchers from Yale University and Mirna Therapeutics, Inc., reversed the growth of lung tumors in mice using a naturally occurring tumor suppressor microRNA. The study reveals that a tiny bit of RNA may one day play a big role in cancer treatment, and provides hope for future patients battling one of the most prevalent and difficult to treat cancers.

New Technology Could Boost Disease Detection Tests’ Speed And Sensitivity

Master — Tue, 08 Dec 2009 13:00:00 +0000

A team led by Yale University scientists has developed a way to rapidly manipulate and sort different cells in the blood using magnetizable liquids. The findings, which will be published the week of December 7 in the online edition of the Proceedings of the National Academy of Sciences, could dramatically improve the speed and sensitivity of tests used to detect cancer biomarkers, blood disorders, viruses and other diseases.

Genetic Variations Indicate Risk Of Recurrence, Secondary Cancer Among Head And Neck Cancer Patients

admin — Tue, 08 Dec 2009 12:00:00 +0000

Eighteen single-point genetic variations indicate risk of recurrence for early-stage head and neck cancer patients and their likelihood of developing a second type of cancer, researchers at The University of Texas M. D. Anderson Cancer Center reported at the American Association for Cancer Research Frontiers in Cancer Prevention Research Conference..

Type 2 Diabetes Gene Predisposes Children To Obesity

Master — Tue, 08 Dec 2009 12:00:00 +0000

Pediatric researchers have found that a gene already implicated in the development of type 2 diabetes in adults also raises the risk of being overweight during childhood. The finding sheds light on the genetic origins of diabetes and may present an avenue for developing drugs to counteract the disease, which has been on the upswing in childhood and adolescence

New Understanding Of How To Prevent Destruction Of A Tumor Suppressor: Discovery May Lead To New Treatments For Late Stage Cancers

admin — Tue, 08 Dec 2009 11:00:00 +0000

Researchers from the Indiana University School of Medicine and colleagues at the University of Texas Southwestern and Case Western University have determined how the protein Mdm2, which is elevated in late-stage cancers, disables genes that suppress the growth of tumors. The finding may lead to the development of new drugs for late stage breast cancer and other difficult to treat malignancies…

Decline In Breast Cancer: Not Just Because Of Hormone Therapy

admin — Tue, 08 Dec 2009 08:00:00 +0000

Between 2002 and 2003, American women experienced a 7 percent decline in breast cancer incidence, which scientists attribute to the publicity surrounding results of the Women’s Health Initiative (WHI). However, researchers led by Brian Sprague, Ph.D.

Two Cases Of H1N1 Confirmed In Colorado Cats

admin — Tue, 08 Dec 2009 06:00:00 +0000

Two cats from different households in Colorado have tested positive for H1N1, according to Colorado State University’s Veterinary Diagnostic Laboratory. The felines are expected to recover, but their cases serve as a reminder to pet owners to seek veterinary attention for companion animals that appear to be ill

Association Of Tight Glycemic Control With Road Crashes In Diabetic Patients

admin — Tue, 08 Dec 2009 01:00:00 +0000

A study from Canada published this week in /PLoS// Medicine/ suggests an association between tighter glycemic control and an increased risk of a motor vehicle crash in diabetic adults. Using a population-based case control analysis over a 2 year period, Donald Redelmeier and colleagues from the University of Toronto studied the association between measured glycosylated hemoglobin (HbA1c) in diabetic drivers and the risk of a motor vehicle crash…

Controversial Kidney Transplant Technique Could Provide Lifeline For Very Ill Patients

Master — Mon, 07 Dec 2009 23:00:00 +0000

Surgeons who successfully performed kidney transplants after removing small cancerous and benign masses from the donated organs, have published their results in the December issue of the urology journal BJUI. The technique, carried out by US surgeons at the University of Maryland School of Medicine in Baltimore, could offer a vital lifeline to patients with end-stage renal disease as well as increasing the supply of viable organs…

Engineering Researcher Part Of Team That Discovers How To Capture Tumor Cells In Bloodstream

Master — Wed, 18 Nov 2009 11:00:00 +0000

Jin-Woo Kim, a biomedical engineering researcher at the University of Arkansas, is part of a cutting-edge nanotechnology research group that has discovered a way to capture tumor cells in the bloodstream.

Engineering Researcher Part Of Team That Discovers How To Capture Tumor Cells In Bloodstream

Master — Wed, 18 Nov 2009 11:00:00 +0000

Analyzing Structural Brain Changes In Alzheimer’s Disease

admin — Wed, 18 Nov 2009 09:00:00 +0000

In a study that promises to improve diagnosis and monitoring of Alzheimer’s disease, scientists at the University of California, San Diego have developed a fast and accurate method for quantifying subtle, sub-regional brain volume loss using magnetic resonance imaging (MRI). The study is published the week of November 16 in the Proceedings of the National Academy of Sciences (PNAS).

Antioxidant Found In Vegetables Has Implications For Treating Cystic Fibrosis

admin — Wed, 18 Nov 2009 09:00:00 +0000

Scientists at the University of Pennsylvania School of Medicine discovered that a dietary antioxidant found in such vegetables as broccoli and cauliflower protects cells from damage caused by chemicals generated during the body’s inflammatory response to infection and injury.

The Challenge For Biostatistics Is In Measuring The Quality Of Life As Regards Health

admin — Wed, 18 Nov 2009 09:00:00 +0000

The Biostatistics research team at the Department of Applied Mathematics, Statistics and Operational Research of the University of the Basque Country is working on applied statistics based on health sciences and experimental sciences under the leadership of Ms Inma Arostegui.

$100 Million NHLBI ‘Bench To Bassinet’ Effort In Congenital Heart Disease

admin — Wed, 18 Nov 2009 08:00:00 +0000

Developmental biologists at the University of Pittsburgh have been chosen to participate in a $100 million federal “Bench to Bassinet” network that is dedicated to learning about the formation of the cardiovascular system and applying that knowledge to create new diagnostic and intervention strategies for congenital heart disease.

Pitt Researcher To Co-Direct National Consortium On Facial Birth Defects

admin — Wed, 18 Nov 2009 08:00:00 +0000

Researchers at the University of Pittsburgh and the University of Iowa will lead a $9 million, five-year initiative to study the cause of facial birth defects. The FaceBase Consortium will create an encyclopedic database of how the faces of children develop and what goes wrong to cause malformations.

Seattle Cancer Care Alliance Radiology Director Responds To New Mammography Screening Recommendations

Master — Tue, 17 Nov 2009 17:00:00 +0000

Following is a statement by Constance Lehman, M.D., PhD, medical director of radiology and director of breast imaging, Seattle Cancer Care Alliance; and professor and vice chair of radiology, University of Washington School of Medicine. The statement is in response to new breast cancer mammography screening guideline recommendations announced today by the U.S.

Patients At UCSD Hospital Three Times More Likely To Survive Cardiac Arrest With New Advanced Resuscitation Training Program

Master — Tue, 17 Nov 2009 14:00:00 +0000

ZOLL Medical Corporation (NasdaqGS: ZOLL) announced that in a “Best of the Best” presentation at the American Heart Association Resuscitation Science Symposium in Orlando Florida, Daniel P. Davis, M.D., presented research from the University of California Resuscitation Research Center that shows a major improvement in patient outcome after cardiac arrest. Dr

Split-Second Decision Making Negatively Affected By Sleep Deprivation

Master — Tue, 17 Nov 2009 14:00:00 +0000

Sleep deprivation adversely affects automatic, accurate responses and can lead to potentially devastating errors, a finding of particular concern among firefighters, police officers, soldiers and others who work in a sleep-deprived state, University of Texas at Austin researchers say.

Mutation In A MiroRNA: New Cause Of Osteoporosis

Master — Tue, 17 Nov 2009 12:00:00 +0000

Many biological processes are controlled by small molecules known as microRNAs, which work by suppressing the expression of specific sets of genes. Xiang-Hang Luo and colleagues, at Second Xiangya Hospital of Central South University, People’s Republic of China, have now identified a previously unknown microRNA (miR-2861) as crucial to bone maintenance in mice and humans.

Lyme Disease-Causing Microbes Seen Moving In Ticks

Master — Tue, 17 Nov 2009 12:00:00 +0000

Lyme disease is caused by the microbe Borrelia burgdorferi, which is transmitted to humans from feeding ticks. Justin Radolf and colleagues, at the University of Connecticut Health Center, Farmington, have now visualized the microbe moving through the feeding tick and determined that it has a biphasic mode of dissemination.

Too Many Australians Can’t Understand Health Information

admin — Mon, 16 Nov 2009 11:00:00 +0000

Many Australians are at risk of not being able to understand basic health information, according to the results of a survey published in the Medical Journal of Australia. Prof Robert Adams, of the Discipline of Medicine at the University of Adelaide, and his co-authors conducted a survey of 2824 South Australians aged 15 years and over to measure levels of ‘functional health literacy’.