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.

Funding source a major determinant in findings regarding adverse effects in corticosteroid studies

Studies of inhaled corticosteroids, medications frequently prescribed for asthma and other respiratory problems, appear less likely to find adverse effects if they are funded by pharmaceutical companies than if they are funded by other sources, according to a report in the October 22 issue of Archives of Internal Medicine, one of the JAMA/Archives journals.

22 Oct 2007

Exercise improves thinking and reduces diabetes in overweight kids

Just three months of daily, vigorous physical activity in overweight children improves their thinking and reduces their diabetes risk, researchers say.

22 Oct 2007

Breakthrough reveals important human receptor structure that will aid drug development

Scientists at the MRC Laboratory of Molecular Biology (LMB) in Cambridge have obtained the first clear images of the proteins that relay vital messages to cells.

22 Oct 2007

Longer-living, healthier mouse holds clues to human ageing

A study by scientists at UCL (University College London) shows that mice lacking the insulin receptor substrate (IRS)-1 are more resistant to ageing than normal mice.

22 Oct 2007

Prevalence of acne in adults 20 years and older

While acne is oftentimes as much a part of being a teenager as dating and Friday night football games, a new study examining the prevalence of acne in adults age 20 and older confirms that a significant proportion of adults continue to be plagued by acne well beyond the teenage years.

22 Oct 2007

Immune cells found to promote formation of new blood vessels - potential for endometriosis treatments

A discovery in mice of immune cells that promote the formation of new blood vessels could lead to new treatments for endometriosis, a painful condition associated with infertility that affects up to 15 percent of women of reproductive age.

19 Oct 2007

Growth hormone use for diabetes healing

Slow or troubled healing processes are one of the many negative outcomes of diabetes and many other human diseases.

19 Oct 2007

Sex hormone signature indicates gender rather than just chromosomes

Help with assigning gender could one day be at hand for intersex individuals whose genital phenotypes and sex chromosomes don't match, thanks to the discovery of a stable sex hormone signature in our cells.

18 Oct 2007

Insulin levels affect the brain's dopamine systems

Insulin, long known as an important regulator of blood glucose levels, now has a newly appreciated role in the brain.

18 Oct 2007

Height linked to how good a person thinks their health is

Your height in adult life significantly affects your quality of life, with short people reporting worse physical and mental health than people of normal height.

18 Oct 2007

Benefit of exenatide has not yet been proven

Since May 2007, a new drug has been available for the treatment of patients with diabetes mellitus type 2 in Germany: exenatide (trade name: Byetta), which is marketed by the manufacturer Eli Lilly.

18 Oct 2007

Taxol-type drugs give slight boost to survival rates in early breast cancer

The breast cancer drugs called taxanes, which include Taxol (paclitaxel) and Taxotere (docetaxel), increase survival rates when used as part of chemotherapy following surgery for cancers that have not spread, according to a new review of the research.

17 Oct 2007

Exercise, osteopenia and men

According to the National Osteoporosis Foundation, osteoporosis affects more than 2 million men in the United States and nearly 12 million more have osteopenia - clinically significant low bone density that is less severe than osteoporosis.

17 Oct 2007

Study identifies pathway required for normal reproductive development

Massachusetts General Hospital (MGH) clinical researchers, in collaboration with basic scientists from the University of California, Irvine (UC Irvine) have identified a new molecular pathway required for normal development of the reproductive, olfactory and circadian systems in both humans and mice.

17 Oct 2007

Acupuncture before and during surgery reduces the need for powerful painkillers

A new study has found that using acupuncture before and during surgery significantly reduces the level of pain and level of painkillers needed by patients following surgery.

17 Oct 2007

Blood levels of progesterone may impact blood vessel function

Blood levels of progesterone, a major female sex hormone, may play an important role in modifying vascular function in postmenopausal women, according to a new study accepted for publication in the Journal of Clinical Endocrinology & Metabolism (JCEM).

16 Oct 2007

Hormone oxytocin predicts level of bonding between mother and child

Humans are hard-wired to form enduring bonds with others. One of the primary bonds across the mammalian species is the mother-infant bond. Evolutionarily speaking, it is in a mother's best interest to foster the well-being of her child; however, some mothers just seem a bit more maternal than others do.

16 Oct 2007

Cancer death rate decline doubling

A new report from the nation's leading cancer organizations shows cancer death rates decreased on average 2.1 percent per year from 2002 through 2004, nearly twice the annual decrease of 1.1 percent per year from 1993 through 2002.

16 Oct 2007

Scientists identify brain circuits that 'decide' how much we eat

Scientists have identified the brain circuits that 'decide' how much we eat. Using live brain scanning techniques and an innovative study design, researchers have discovered how the brain controls food intake in humans. Their findings are published in Nature.

15 Oct 2007

$Prostate cancer increases likelihood of hip fracture four fold$

Prostate cancer increases likelihood of hip fracture four fold

Men who have prostate cancer are on average four times more likely to suffer a hip fracture, with rates rising to eight times in men aged 50 to 65, according to a study of more than 60,000 men published in the October issue of the urology journal BJU International.

12 Oct 2007