Hormone News and Research

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A hormone is a chemical released by one or more cells that affects cells in other parts of the organism. Only a small amount of hormone is required to alter cell metabolism. It is essentially a chemical messenger that transports a signal from one cell to another.

Ovary removal in younger women may lead to low-bone mineral density, arthritis

Having both ovaries removed before age 45 is strongly associated with low-bone mineral density and arthritis in later years, according to a new study by Johns Hopkins oncologists and epidemiologists. The analysis covered several thousand women who took part in a U.S. government-sponsored, multiyear national health study, and excluded women whose ovaries were removed due to cancer.

9 Dec 2011

The Hormone Foundation publishes fact sheet about harmful hCG diet

In an effort to provide clarity to the confusion surrounding the human chorionic gonadotropin (hCG) diet, The Hormone Foundation, the public education affiliate of The Endocrine Society, today published, "Myth vs. Fact: The Human Chorionic Gonadotropin (hCG) Diet."

9 Dec 2011

Lawson researchers exploit hunger hormone to identify prostate cancer

Non-invasive imaging detects prostate cancer earlier than ever before, but can't accurately distinguish between malignant and benign disease. According to Lawson Health Research Institute's Drs. John Lewis and Len Luyt, a new molecular imaging probe could be the answer.

9 Dec 2011

FDA advisory panel OKs anemia drug peginesatide

Once approved by the FDA, the once-monthly injection could capture a share of the $3 billion U.S. market for anemia drugs used for kidney dialysis patients, currently dominated by Amgen Inc's blockbuster Epogen. Affymax, which developed the drug with partner Takeda Pharmaceutical Co Ltd, is also expected to price its product below Epogen.

8 Dec 2011

Working night shifts may raise risk of diabetes: Study

About 26% percent of the American workforce, including health-care workers and sanitation staff, need to work night shifts. Earlier research has shown that regular night shifts may disrupt the circadian rhythm, raising the risk of heart disease, obesity, ulcers and even depression.

8 Dec 2011

Breast cancer risks and management updates

A new report that looks at the environmental factors that affect risk of breast cancer is out. It suggests that women can reduce their risk by avoiding unnecessary medical radiation, forgoing hormone treatments for menopause that combine estrogen and progestin, limiting alcohol intake and minimizing weight gain.

8 Dec 2011

Zoledronic acid increases bone mineral density, reduces recurrence in postmenopausal breast cancer

The addition of zoledronic acid to adjuvant endocrine therapy increased bone mineral density and reduced the risk for disease recurrence among postmenopausal women with early hormone receptor-positive breast cancer, according to new data from the ZO-FAST trial.

8 Dec 2011

Combination of two anti-estrogen drugs extends survival time of women with breast cancer

Post-menopausal women with hormone receptor-positive metastatic breast cancer may have a new treatment option that could lengthen their lives, according to results of a study by the SWOG clinical trials network that were presented at the 2011 CTRC-AACR San Antonio Breast Cancer Symposium.

8 Dec 2011

Research: lncRNA affects apoptosis and plays a role in RBC development

A long non-coding RNA (lncRNA) regulates programmed cell death during one of the final stages of red blood cell differentiation, according to Whitehead Institute researchers. This is the first time a lncRNA has been found to play a role in red blood cell development and the first time a lncRNA has been shown to affect programmed cell death.

8 Dec 2011

Combination treatment extends lives of women with metastatic breast cancer

Changing the order in which two drugs are taken significantly extended the lives of women with metastatic breast cancer, a study has found.

8 Dec 2011

Simple mindful eating, stress-reduction techniques help prevent weight gain in obese women

Many dread gaining weight during the holiday season, but there may be hope for those who find that stress causes them to reach for yet another helping of holiday goodies. In a study by UCSF researchers published online in the Journal of Obesity, mastering simple mindful eating and stress-reduction techniques helped prevent weight gain even without dieting.

8 Dec 2011

Updated data from Novartis Afinitor plus everolimus Phase III study on advanced breast cancer

Updated results of a Phase III study of Afinitor (everolimus) tablets plus exemestane, a hormonal therapy, show everolimus provided additional time women with advanced breast cancer lived without their disease progressing.

8 Dec 2011

Intensive maternal care during infancy promotes effect of NPY in brain

Neuropeptide Y (NPY) is the most abundant peptide hormone of the central nervous system. It is involved in various processes including stress management, the development of anxiety behaviour and body weight regulation. A collaborative research group including scientists from the Max Planck Institute for Medical Research in Heidelberg has demonstrated using mice that intensive maternal care during infancy promotes the effect of NPY in the brain.

8 Dec 2011

AmLactin can help the skin through menopause

Womanhood definitely has its advantages—studies even show we live longer than men—but menopause isn't on the list of perks. Sometime between the ages of 40-58, our bodies will inevitably experience a drop in estrogen production and begin a metamorphosis.

7 Dec 2011

Relaxin improves poor blood flow and kidney function in a rat model of PKD

After a four-week course of the vasodilator hormone relaxin, kidney function and blood flow immediately improved in lab rats genetically altered to model polycystic kidney disease (PKD), a life-threatening genetic disorder, according to research presented on Dec. 6 at the American Society for Cell Biology Annual Meeting in Denver.

7 Dec 2011

Majority of women do not receive guideline-recommended breast cancer adjuvant therapy

A first-of-its kind study led by Xiao-Cheng Wu, MD, MPH, Associate Professor of Public Health at LSU Health Sciences Center New Orleans, reports that a significant number of women are not receiving guideline-recommended treatment for breast cancer and what factors contribute.

7 Dec 2011

Hormone-blocking therapy for prostate cancer does not raise risk of heart attacks

Hormone-blocking therapy for prostate cancer doesn't raise the risk of fatal heart attacks - as some recent studies had suggested - according to a new report from Dana-Farber/Brigham and Women's Cancer Center.

7 Dec 2011

INT-777 shows promise against metabolic syndrome

Heart disease is a major cause of death in industrialised countries, and is strongly associated with obesity and diabetes. Many scientists believe that what links these conditions is a chronic, low-grade inflammation.

7 Dec 2011

Combination of metformin and exercise can prevent Type 2 diabetes

Kinesiology researcher Barry Braun of the University of Massachusetts Amherst and colleagues recently reported unexpected results of a study suggests that exercise and one of the most commonly prescribed drugs for diabetes, metformin, each improves insulin resistance when used alone, but when used together, metformin blunted the full effect of a 12-week exercise program in pre-diabetic men and women.

6 Dec 2011

Low vitamin D levels may predispose one to type 2 diabetes

A new study shows that people with lower vitamin D levels were more likely to be obese and have higher degrees of insulin resistance, when the hormone becomes less effective at lowering blood sugar.

6 Dec 2011