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3-Jun-2011 2:00 PM EDT
PARTNER Shows Similar One-Year Survival for Catheter-Based AVR and Open AVR in High-Risk Patients
Columbia University Irving Medical Center

Less invasive catheter-based aortic valve replacement and open valve-replacement surgery have a similar one-year survival for patients at high risk for surgery.

1-Jun-2011 3:45 PM EDT
Childhood Cancer Survivors at Increased Risk of Certain Tumors in Middle-Age
JAMA - Journal of the American Medical Association

In a study that included nearly 18,000 children who had cancer, with follow-up of about 25 years, the greatest excess risk associated with a subsequent primary neoplasm (a new tumor) at older than age 40 years was for digestive and genitourinary neoplasms (related to the genital or urinary tract organs), according to a study in the June 8 issue of JAMA, a theme issue on cancer.

1-Jun-2011 4:00 PM EDT
Ovarian Cancer Screening Does Not Appear to Reduce Risk of Ovarian Cancer Death
JAMA - Journal of the American Medical Association

In a clinical trial that included nearly 80,000 women, those who received ovarian cancer screening did not have a reduced risk of death from ovarian cancer compared to women who received usual care, but did have an increase in invasive medical procedures and associated harms as a result of being screened, according to a study in the June 8 issue of JAMA, a theme issue on cancer.

1-Jun-2011 4:00 PM EDT
Following Colorectal Cancer Surgery, Longer Delay Before Chemotherapy Associated with Worse Survival
JAMA - Journal of the American Medical Association

An analysis of data from previously published studies indicates that longer time to beginning adjuvant chemotherapy after surgery for colorectal cancer is associated with worse survival, according to a study in the June 8 issue of JAMA, a theme issue on cancer.

1-Jun-2011 4:15 PM EDT
Study Identifies Genetic Mutations Associated with Cancer Risk for Hereditary Cancer Syndrome
JAMA - Journal of the American Medical Association

Among various genetic mutations for individuals with Lynch syndrome, a hereditary cancer syndrome that carries a high risk of colon cancer and an above-normal risk of other cancers, researchers have identified mutations associated with a lower cancer risk and mutations associated with an increased risk for ovarian and endometrial cancer, according to a study in the June 8 issue of JAMA, a theme issue on cancer.

3-Jun-2011 10:40 AM EDT
Severity of Facial Wrinkles May Predict Bone Density in Early Menopause
Endocrine Society

A news study finds that the worse a woman’s skin wrinkles are during the first few years of menopause, the lower her bone density is. The results will be presented Monday at The Endocrine Society’s 93rd Annual Meeting in Boston.

3-Jun-2011 10:55 AM EDT
Anorexic Girls Have Increased Bone Density After Physiological Estrogen Treatment
Endocrine Society

Estrogen therapy improves low bone density due to anorexia nervosa in teenage girls with the disease when given as a patch or as a low oral dose that is physiological (close to the form or amount of estrogen the body makes naturally). These results of a new study are being presented Monday at The Endocrine Society’s 93rd Annual Meeting in Boston.

3-Jun-2011 11:00 AM EDT
Bariatric Surgery Linked to Increased Fracture Risk
Endocrine Society

People who have had gastric bypass surgery or other bariatric weight-loss surgery have an even higher increased risk of breaking bones than previously found. These study findings will be presented Tuesday at The Endocrine Society’s 93rd Annual Meeting in Boston.

1-Jun-2011 1:00 PM EDT
Fighting Cancer with Cancer: Researchers Find Promising Use for Thyroid Cancer Gene
Mayo Clinic

A mutant gene long thought to accelerate tumor growth in thyroid cancer patients actually inhibits the spread of malignant cells, showing promise for novel cancer therapies, a Mayo Clinic study has found.

3-Jun-2011 11:15 AM EDT
Hormone Deprivation Therapy for Prostate Cancer May Raise Diabetes Risk
Endocrine Society

Men with prostate cancer are at higher risk of developing diabetes or diabetes risk factors if they receive androgen deprivation therapy (ADT) to block the production or action of male hormones that can fuel the growth of this cancer. The results of this new study on the second-most common cancer in men are being presented Saturday at The Endocrine Society’s 93rd Annual Meeting in Boston.

3-Jun-2011 11:35 AM EDT
Obesity Raises Breast Cancer Survivors’ Risk of Dying of the Cancer
Endocrine Society

Women with a healthy body weight before and after diagnosis of breast cancer are more likely to survive the disease long term, a new study finds. The results will be presented Saturday at The Endocrine Society’s 93rd Annual Meeting in Boston.

3-Jun-2011 11:40 AM EDT
Fetal Programming of Disease Risk to Next Generation Depends on Parental Gender
Endocrine Society

Overexposure to stress hormones in the womb can program the potential for adverse health effects in those children and the next generation, but effects vary depending on whether the mother or father transmits them, a new animal study suggests. The results will be presented Saturday at The Endocrine Society’s 93rd Annual Meeting in Boston.

3-Jun-2011 1:00 PM EDT
Surgery-Related Weight Loss in Men Reverses Testosterone Deficiency
Endocrine Society

Low testosterone levels and symptoms of male sexual dysfunction due to obesity may be reversible with weight loss after bariatric surgery, a new study finds. The results will be presented Saturday at The Endocrine Society’s 93rd Annual Meeting in Boston.

4-Jun-2011 8:50 AM EDT
Gene Therapy Reverses Type 1 Diabetes in Mice
Endocrine Society

An experimental cure for Type 1 diabetes has a nearly 80 percent success rate in curing diabetic mice. The results, to be presented Saturday at The Endocrine Society’s 93rd Annual Meeting in Boston, offer possible hope of curing a disease that affects 3 million Americans.

4-Jun-2011 8:00 AM EDT
BPA Lowers Male Fertility
Endocrine Society

Daily exposure to a chemical that is prevalent in the human environment, bisphenol A (BPA), causes lowered fertility in male mice, according to the results of a new study that will be presented Saturday at The Endocrine Society’s 93rd Annual Meeting in Boston.

4-Jun-2011 9:00 AM EDT
Fat Burning Increases in Men with Oral Form of Bronchodilator Drug, Formoterol
Endocrine Society

Formoterol, a medication used to treat asthma and other lung diseases, improves fat burning and protein metabolism in men, a new study finds. The results will be presented Saturday at The Endocrine Society’s 93rd Annual Meeting in Boston.

4-Jun-2011 9:40 AM EDT
Topiramate May Have Benefit as a Weight-Loss Drug
Endocrine Society

The drug topiramate can help people lose weight as long as they can tolerate the side effects, according to authors of a new study that reviewed the medical literature. Brazilian researchers will present the results Saturday at The Endocrine Society’s 93rd Annual Meeting in Boston.

2-Jun-2011 2:00 PM EDT
Study Results May Change Radiation Therapy Standards for Women at High-risk for Breast Cancer Recurrence
McMaster University

Additional radiation treatment improves disease free survival lessening the chance of cancer recurring in women with early breast cancer who have had breast conserving surgery (lumpectomy), interim results of a new study found. Until now, the benefit of adding RNI for women with one to three positive nodes has been unclear.

3-Jun-2011 3:00 PM EDT
Drug Reduces Breast Cancer in High-Risk Women
University at Buffalo

Today’s announcement that the drug exemestane significantly reduces the risk of breast cancer in high-risk, postmenopausal women is the result of an international, clinical trial in which UB researchers and hundreds of area women played a role.

1-Jun-2011 4:15 PM EDT
Could a Birth Control Pill for Men be on the Horizon?
Columbia University Irving Medical Center

Researchers at Columbia University Medical Center are honing in on the development of what may be the first non-steroidal, oral contraceptive for men. Tests of low doses of a compound that interferes with retinoic acid receptors (RARs) showed that it caused sterility in male mice.

3-Jun-2011 9:55 AM EDT
Yoga Helped Older Stroke Victims Improve Balance, Endurance
Indiana University

An Indiana University study that exposed older veterans with stroke to yoga produced "exciting" results as researchers explore whether this popular mind-body practice can help stroke victims cope with their increased risk for painful and even deadly falls.

3-Jun-2011 10:15 AM EDT
Study Points to Health Disparities in Physical Fitness
Indiana University

An Indiana U. study found surprising differences in physical fitness levels between more affluent members of a medically affiliated fitness center and patients of a safety net community health center, which serves more vulnerable populations.

3-Jun-2011 11:35 AM EDT
Matching Targeted Therapies to Tumor’s Specific Gene Mutations May be Key to Personalized Cancer Treatment
University of Texas MD Anderson Cancer Center

Customizing targeted therapies to each tumor’s molecular characteristics, instead of a one-size-fits-all approach by tumor type, may be more effective for some types of cancer, according to research conducted by The University of Texas MD Anderson Cancer Center.

1-Jun-2011 1:00 PM EDT
Revamped Science Course Improves Performance in Spite of Cuts
University of Washington

Students overall performed better – and educationally disadvantaged students generally made even greater strides than everyone else – in an introductory biology course at a university where recent budget woes doubled class sizes for the course, cut lab times and reduced the number of graduate teaching assistants.

1-Jun-2011 8:00 AM EDT
Barefoot Running: to Ditch the Shoes Or Not
Indiana University

Whether barefoot running reduces or increases the risk of injury is a hot issue among runners. Indiana U. physical therapy expert Stuart Warden says it could do both for some runners. He discusses this at the ACSM annual meeting on Thursday.

24-May-2011 10:50 AM EDT
Single Moms Entering Midlife May Lead to Public Health Crisis
Ohio State University

Unwed mothers face poorer health at midlife than do women who have children after marriage, according to a new nationwide study.

31-May-2011 11:45 AM EDT
Children of Divorce Fall Behind Peers in Math, Social Skills
University of Wisconsin–Madison

Divorce is a drag on the academic and emotional development of young children, but only once the breakup is under way, according to a study of elementary school students and their families.

24-May-2011 9:35 AM EDT
Children of Divorce Lag Behind Peers in Math and Social Skills
American Sociological Association (ASA)

Children whose parents get divorced generally don’t experience detrimental setbacks in the pre-divorce period, but often fall behind their peers—and don’t catch up—when it comes to math and interpersonal social skills after their parents begin the divorce process, according to a new study.

25-May-2011 12:25 PM EDT
Education Doesn’t Increase Odds That Minorities Play ‘High-Status’ Sports
American Sociological Association (ASA)

Black and Mexican American doctors and lawyers aren’t any more likely to play “high-status” sports such as golf or tennis than less educated people within their racial-ethnic groups, and more educated blacks may actually be less inclined to do so, suggests a new study.

26-May-2011 10:35 AM EDT
Single Moms Entering Midlife May Lead to Public Health Crisis
American Sociological Association (ASA)

Unwed mothers face poorer health at midlife than do women who have children after marriage, according to a new nationwide study, which appears in the June 2011 issue of the American Sociological Review.

27-May-2011 1:00 PM EDT
Blast-Related Brain Injuries Detected in U.S. Military
Washington University in St. Louis

An advanced imaging technique has revealed that some U.S. military personnel with mild blast-related traumatic brain injuries have abnormalities in the brain that have not been seen with other types of imaging.

27-May-2011 3:40 PM EDT
Saliva Test Can Reveal Silent Virus That Steals Babies’ Hearing
University of Alabama at Birmingham

Two UAB researchers have found a testing method for CMV that they say is more reliable than the traditional method. CMV is the leading cause of hearing loss in babies. Their findings will be published in the June 2, 2011 New England Journal of Medicine.

31-May-2011 1:00 PM EDT
Scientists Identify Overactive Genes in Aggressive Breast Cancers
Dana-Farber Cancer Institute

Scientists at Dana-Farber Cancer Institute have identified an overactive network of growth-spurring genes that drive stem-like breast cancer cells enriched in triple-negative breast tumors, a typically aggressive cancer that is highly resistant to current therapies.

27-May-2011 4:40 PM EDT
Low-Carb, Higher-Fat Diets Add No Arterial Health Risks to Obese People Seeking to Lose Weight
Johns Hopkins Medicine

Overweight and obese people looking to drop some pounds and considering one of the popular low-carbohydrate diets, along with moderate exercise, need not worry that the higher proportion of fat in such a program compared to a low-fat, high-carb diet may harm their arteries, suggests a pair of new studies by heart and vascular researchers at Johns Hopkins.

26-May-2011 12:00 PM EDT
ER Visits Persist for Children with Mental Health Problems Despite Regular Outpatient Care
Johns Hopkins Medicine

Johns Hopkins Children’s Center scientists have found that having a regular outpatient mental health provider may not be enough to prevent children and teens with behavioral problems from repeatedly ending up in the emergency room. The study is published in the June 1 issue of the journal Psychiatric Services.

25-May-2011 5:00 PM EDT
Nighttime Surgery Not a Factor in Survival for Heart and Lung Transplants
Johns Hopkins Medicine

Despite concerns that surgeon fatigue is leading to dangerous complications for patients and data showing worse outcomes for many patients who undergo surgery at night, new Johns Hopkins research suggests that — in the case of heart and lung transplants — time of day has no affect on patient survival.

26-May-2011 3:45 PM EDT
Study Finds Nighttime Organ Transplant Surgery Not Associated with Poorer Survival After 1 Year
JAMA - Journal of the American Medical Association

An analysis of data on heart and lung transplant recipients indicates that patients who had transplant surgery performed at nighttime did not have a significantly different rate of survival up to one year after organ transplantation, according to a study in the June 1 issue of JAMA.

26-May-2011 3:50 PM EDT
Fracture Prediction Methods May be Useful for Patients with Diabetes
JAMA - Journal of the American Medical Association

Use of established fracture prediction methods in older patients with type 2 diabetes mellitus (DM) found that scores from these methods were associated with hip and nonspine fracture risk, and a certain score associated with higher risk of fracture compared to persons without DM, according to a study in the June 1 issue of JAMA. Because patients with type 2 DM often have higher levels of bone mineral density (BMD), it has been uncertain the applicability of fracture risk screening methods typically used for patients with lower levels of BMD.

26-May-2011 4:00 PM EDT
Highly Cited Studies on Biomarkers Often Report Larger Effect Size Estimates than Subsequent Studies
JAMA - Journal of the American Medical Association

Frequently cited studies involving associations of biomarkers report effect sizes that are often larger when compared to summary estimates from meta-analyses evaluating the same associations, according to a study in the June 1 issue of JAMA.

31-May-2011 1:30 PM EDT
Sleep Loss Lowers Testosterone in Healthy Young Men
University of Chicago Medical Center

Cutting back on sleep drastically reduces a healthy young man's testosterone levels, with a host of negative health effects.

27-May-2011 10:40 AM EDT
Drug Can Reverse Overgrown Hearts to Help Prevent Heart Failure
UT Southwestern Medical Center

A promising cancer treatment drug can restore function of a heart en route to failure from high blood pressure, researchers at UT Southwestern Medical Center have found.

27-May-2011 11:30 AM EDT
Researchers Solve Mammoth Evolutionary Puzzle: the Woollies Weren’t Picky, Happy to Interbreed
McMaster University

A DNA-based study sheds new light on the complex evolutionary history of the woolly mammoth, suggesting it mated with a completely different and much larger species. The research, which appears in the BioMed Central’s open access journal Genome Biology, found the woolly mammoth, which lived in the cold climate of the Arctic tundra, interbred with the Columbian mammoth, which preferred the more temperate regions of North America and was some 25 per cent larger.

24-May-2011 2:25 PM EDT
Can Stress Increase the Risk of Multiple Sclerosis?
American Academy of Neurology (AAN)

Contrary to earlier reports, a new study finds that stress does not appear to increase a person’s risk of developing multiple sclerosis (MS). The research is published in the May 31, 2011, print issue of Neurology®, the medical journal of the American Academy of Neurology.

26-May-2011 2:10 PM EDT
New Treatment Dissolves Blood Clots in Brain Tissue
Johns Hopkins Medicine

A new treatment that treats a subset of stroke patients by combining minimally invasive surgery, an imaging technique likened to “GPS for the brain,” and the clot-busting drug t-PA appears to be safe and effective, according to a multicenter clinical trial led by Johns Hopkins researchers.

23-May-2011 2:05 PM EDT
New Research Points to the Significant Role of Oceans in the Onset of Ancient Global Cooling
Rensselaer Polytechnic Institute (RPI)

New research published in the journal Science, led by Rensselaer Polytechnic Institute scientist Miriam Katz, is providing some of the strongest evidence to date that the Antarctic Circumpolar Current (ACC) played a key role in the major shift in the global climate that began approximately 38 million years ago. The research provides the first evidence that early ACC formation played a vital role in the formation of the modern ocean structure.

Released: 26-May-2011 2:00 PM EDT
Cancer Cells Accelerate Aging and Inflammation in the Body to Drive Tumor Growth
Thomas Jefferson University

Researchers at the Kimmel Cancer Center at Jefferson show that a simple sugar, lactate, is like “candy for cancer cells.”

23-May-2011 9:00 AM EDT
Autism Changes Molecular Structure of the Brain
University of California, Los Angeles (UCLA), Health Sciences

A UCLA study is the first to reveal how autism makes its mark at the molecular level, resulting in an autistic brain that differs dramatically in structure from a healthy one. The findings provide new insight into how genes and proteins go awry in autism to alter the mind.



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