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.

Voting contributes to emotional arousal, stress

With Election Day 2012 just weeks away, a recent study provides scientific evidence that voting in national elections is actually a stressful event with measurable hormonal changes.

12 Oct 2012

Johns Hopkins, Iverson enter licensing agreement for molecular diagnostics

Iverson Genetic Diagnostics, Inc. announced today an exclusive licensing agreement with Johns Hopkins University School of Medicine under which Iverson receives global exclusive commercialization rights for molecular diagnostics that are designed to help physicians to assess cardiovascular risk in men and women and infertility risk in women.

12 Oct 2012

Menstrual cycle alters muscle activation patterns in female athletes

Numerous studies have shown that female athletes are more likely to get knee injuries, especially anterior cruciate ligament (ACL) tears and chronic pain, than their male counterparts.

12 Oct 2012

Nelfinavir slows progress of HER2-positive tumor cells

After screening more than 2,300 drugs for their ability to halt the growth of breast cancer cells, Johns Hopkins researchers have discovered that the anti-HIV drug nelfinavir slows the progress of HER2-positive tumor cells, even if they are resistant to other breast cancer drugs.

12 Oct 2012

Protocol allows researchers to generate functional thyroid tissue from stem cells

The generation of functional thyroid tissue from stem cells could allow the treatment of patients, which suffer from thyroid hormone deficiency due to defective function, or abnormal development of the thyroid gland.

12 Oct 2012

AACR conference to focus on scientific and lifestyle strategies for cancer prevention

The American Association for Cancer Research will host the 11th Annual AACR International Conference on Frontiers in Cancer Prevention Research at the Hilton Anaheim from Oct. 16-19, 2012.

12 Oct 2012

First picture of interaction between leptin and its receptor

Researchers at the University of Michigan have determined how the hormone leptin, an important regulator of metabolism and body weight, interacts with a key receptor in the brain.

12 Oct 2012

Sun protection: an interview with Jane Hanrahan

UV radiation is a form of energy being transmitted. Sunlight is main source of UV radiation, although manmade sources also exist, such as the lamps used in sunbeds. At the earth’s surface sunlight consists of approximately 2 percent UV light, 47 percent visible light and 51 percent IR light.

11 Oct 2012

Bad news articles increase women's sensitivity to stressful situations

Bad news articles in the media increase women's sensitivity to stressful situations, but do not have a similar effect on men, according to a study undertaken by University of Montreal researchers at the Centre for Studies on Human Stress of Louis-H. Lafontaine Hospital.

11 Oct 2012

Clear link between neurotensin and CVD, type 2 diabetes and breast cancer

"It was surprising to find such a clear link to the risk of type 2 diabetes and cardiovascular disease as well as to breast cancer. Obesity is a common risk factor for all three conditions, but the connection with neurotensin is not explained by obesity or other known risk factors", says Professor Olle Melander from the Department of Clinical Sciences at Lund University, who is also a consultant at Sk-ne University Hospital.

11 Oct 2012

Testosterone fosters social behavior in men

The hormone testosterone stands for typically male attributes - it fosters the forming of the sexual characteristics, increases libido and muscle building. Women also have this sex hormone, but to a much lesser extent.

11 Oct 2012

UCSF project to explore mystery behind advanced prostate cancer

Many men survive prostate cancer, but thousands of others -- whose cancer spreads -- inevitably develop resistance to even the most promising treatments, leaving them with few medical options and a dwindling span of life.

10 Oct 2012

Dieting, exercise can spur HDL cholesterol production in type 2 diabetics

With a little exercise and dieting, overweight people with type 2 diabetes can still train their fat cells to produce a hormone believed to spur HDL cholesterol production, report medical researchers from The Methodist Hospital and eight other institutions in an upcoming issue of the Journal of Lipid Research.

10 Oct 2012

Proneurotensin associated with diabetes, cardiometabolic disease and breast cancer

Plasma levels of proneurotensin are associated with the development of diabetes, cardiovascular disease, cardiovascular and total mortality, and breast cancer in women during long-term follow-up, according to a study in the October 10 issue of JAMA.

10 Oct 2012

Navigating the Labyrinth of Traumatic Brain Injury to Discover a Secondary Neurological Condition

Working with individuals with traumatic brain injury (TBI) every day, I see the debilitating effects and long-term struggles firsthand.

9 Oct 2012

Fertility treatment may increase MS disease activity

Findings published in Annals of Neurology suggest that assisted reproduction technology treatment increases multiple sclerosis disease activity.

8 Oct 2012

Paper proposes novel mathematical models for injection of insulin in type 1 and 2 diabetes

Diabetes mellitus is a chronic disease in which individuals exhibit high levels of sugar in the blood, either due to insufficient production of insulin-the hormone that allows glucose to be absorbed by body cells-or the body's lack of response to insulin. Type 1 diabetes occurs due to loss or dysfunction of β-cells of the pancreas, the organ that produces insulin. Type 2 diabetes is caused by a defective glucose-insulin regulatory system.

5 Oct 2012

Hormone therapy offsets adverse metabolic effects of menopause

Long-term hormone therapy helps prevent the adverse metabolic effects that occur following menopause, research shows.

4 Oct 2012

BPA exposure can impact thyroid hormones in pregnant women and newborns

Bisphenol A (BPA), an estrogen-like compound that has drawn increased scrutiny in recent years, has been linked to changes in thyroid hormone levels in pregnant women and newborn boys, according to a new study by researchers at the University of California, Berkeley.

4 Oct 2012

Estrogen/progesterone treatment started soon after menopause appears safe and effective

Estrogen/progesterone treatment started soon after menopause appears safe and relieves many of the symptoms menopausal women face as well as improving mood and markers of cardiovascular risk, according to a multicenter randomized study presented at the North American Menopause Society (NAMS) Annual Meeting in Orlando, Florida.

4 Oct 2012