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.

How does exercise improve heart function in diabetics?

A detailed study of heart muscle function in mice has uncovered evidence to explain why exercise is beneficial for heart function in type 2 diabetes.

18 Jul 2012

Five recent Science and Nature papers shed light on elusive 'GPCRs'

Readers of the top-ranked scientific journals Science and Nature might have noticed a recent wave of articles, most recently in the July 13, 2012 issue of Science, with deep importance for biology and medicine.

14 Jul 2012

Health risks of egg donation for young females

News is just breaking in India about Sushma Pandey, a 17-year-old young woman who died in 2010, two days after her third "egg donation." Her death is being attributed to the procedures used to extract eggs from healthy, desirable young females like Ms. Pandey. These eggs are often resold to affluent westerners for use in commercial production of their children. Her post-mortem report states she had "one abrasion, four contusions and a blood clot in the head, plus six injection marks" as well as "congestion in the ovaries and uterus."

14 Jul 2012

Obesity-fighting tissue in humans is actually not quite brown, says study

The calorie-burning and heat-generating brown fat found in full-grown humans is actually not quite brown; it's beige. So says a new study reported on July 12th in the journal Cell, a Cell Press publication, in which researchers fully characterize this promising obesity-fighting tissue in both mice and humans for the first time.

14 Jul 2012

Researchers define interaction between two essential proteins that control inflammation

Researchers at the IRCM, led by geneticist Dr. Jacques Drouin, recently defined the interaction between two essential proteins that control inflammation.

14 Jul 2012

More reason to restrict hormone therapy during menopause

Researchers have found further evidence to show that menopausal hormone therapy increases the risk for high blood pressure in postmenopausal women.

13 Jul 2012

Scientists isolate new type of energy-burning fat cell

Scientists at Dana-Farber Cancer Institute have isolated a new type of energy-burning fat cell in adult humans which they say may have therapeutic potential for treating obesity.

13 Jul 2012

Low-fat, high fruit and vegetable diet may help reduce menopausal symptoms

Weight loss that occurs in conjunction with a low-fat, high fruit and vegetable diet may help to reduce or eliminate hot flashes and night sweats associated with menopause, according to a Kaiser Permanente Division of Research study that appears in the current issue of Menopause.

12 Jul 2012

Moderate alcohol intake may reduce risk of osteoporosis in postmenopausal women

Drinking a moderate amount of alcohol as part of a healthy lifestyle may benefit women's bone health, lowering their risk of developing osteoporosis.

12 Jul 2012

Novel molecular mechanism responsible for most important symptom of major depression

Stanford University School of Medicine scientists have laid bare a novel molecular mechanism responsible for the most important symptom of major depression: anhedonia, the loss of the ability to experience pleasure.

12 Jul 2012

PROLOR to present data on long-acting clotting factors for hemophilia at WFH World Congress

PROLOR Biotech, Inc., announced that the company will present data today on its long-acting clotting factors for the treatment of hemophilia at the World Federation of Hemophilia (WFH) World Congress.

11 Jul 2012

Researchers discover unknown mechanism that promotes growth and spread of cancer

Tiny vesicles released by tumors cells are taken up by healthy immune cells, causing the immune cells to discharge chemicals that foster cancer-cell growth and spread, according to a study by researchers at The Ohio State University Comprehensive Cancer Center - Arthur G. James Cancer Hospital and Richard J. Solove Research Institute (OSUCCC - James) and at Children's Hospital in Los Angeles.

11 Jul 2012

Surgery advised in face of uncertain sinus sampling result in Cushing patients

Surgeons should consider transsphenoidal surgery in patients with Cushing disease caused by adrenocorticotropic hormone overproduction, almost irrespective of the results of inferior petrosal sinus sampling, say US researchers.

10 Jul 2012

Steroid receptor gene variant impacts metabolic health

A variant in the glucocorticoid receptor gene may be associated with increased body fat and insulin resistance, show study findings.

10 Jul 2012

Steroid receptor gene variant impacts metabolic health

A variant in the glucocorticoid receptor gene may be associated with increased body fat and insulin resistance, show study findings.

10 Jul 2012

Relaxin key to improved stroke rehabilitation outcomes

Treatment with the reproductive hormone relaxin during physical rehabilitative therapy appears to improve long-term outcomes in stroke patients over rehabilitative therapy alone, say researchers.

10 Jul 2012

New devices effectively monitor and control blood sugar levels in people with diabetes

Newer technologies designed to help people with type 1 diabetes monitor their blood sugar levels daily work better than traditional methods and require fewer painful needle sticks, new Johns Hopkins research suggests.

10 Jul 2012

Researchers investigate whether PTSD is a brain disorder

Researchers at The University of Texas Health Science Center at Houston (UTHealth) are investigating whether post traumatic stress disorder (PTSD) is a brain disorder that can affect multiple parts of the body and cause lifelong illnesses.

10 Jul 2012

New blood sugar monitor works better than conventional methods

10 Jul 2012

Combination of estrogen and MPA increases synapses in the prefrontal cortex

A new study of aged female rats found that long-term treatment with estrogen and a synthetic progesterone known as MPA increased levels of a protein marker of synapses in the prefrontal cortex, a brain region known to suffer significant losses in aging.

10 Jul 2012