Hormone News and Research

RSS

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.

Silver nanoparticles to improve the safety of the world's food supply

Byron Brehm-Stecher, assistant professor in food science and human nutrition, has some big ideas for his work with tiny particles.

11 Apr 2008

Soy appears to protect against development of breast cancer

Evidence is growing from animal and human studies that genistein, a potent chemical found in soy, protects against development of breast cancer - but only if consumed during puberty, says a Georgetown University Medical Center researcher in the British Journal of Cancer published online today.

10 Apr 2008

Conjugated linoleic acid side effects - hormone leptin helps protect

An oil made of natural fatty acids that is sometimes used as a weight-loss supplement may need to be paired with hormones or other substances to prevent health problems that can follow rapid weight loss, a new study suggests.

10 Apr 2008

Pistachios good for the heart

More good news for pistachio fans! According to new data unveiled this week at the Experimental Biology Conference in San Diego, snacking on pistachios has proved once again to have a positive impact on improving cardiovascular health by significantly reducing inflammation in the body, a prominent cardiovascular disease (CVD) risk factor.

9 Apr 2008

Gene oppositely controlled by dietary protein, sugar

Researchers have discovered a gene in flies whose activity rises and falls depending upon the amount of protein and sugar in the insects' diets.

9 Apr 2008

Conjugated equine estrogen increases benign breast disease risk

Women who took conjugated equine estrogen, a commonly prescribed form of estrogen, had more than twice the risk of developing specific types of benign breast disease as women who took a placebo, according to a randomized controlled trial published online April 8 in the Journal of the National Cancer Institute .

9 Apr 2008

Double binding sites on tumor target may provide future combination therapy

Researchers from the University of Pennsylvania School of Medicine and colleagues at Merck Serono Research in Germany have found that two drugs bind to receptor sites on some tumors in different places at the same time, suggesting the possibility of a new combination therapy for certain types of cancer.

9 Apr 2008

Too little sleep and too much TV makes infants overweight

New research has found that infants and toddlers who sleep less than 12 hours a day are twice as likely to become overweight by age 3 than children who sleep longer.

9 Apr 2008

Biological link between pain and fatigue discovered

A recent University of Iowa study reveals a biological link between pain and fatigue and may help explain why more women than men are diagnosed with chronic pain and fatigue conditions like fibromyalgia and chronic fatigue syndrome.

8 Apr 2008

Testosterone replacement theraphy for senior men beneficial

The risk of osteoporosis (bone fracture) in women is highly recognized by the public.

8 Apr 2008

Sleeping less in infancy linked to being overweight in preschool

Infants who sleep less than 12 hours per day have an increased risk of being overweight as preschoolers than those who sleep 12 hours or more, according to a report in the April issue of Archives of Pediatrics & Adolescent Medicine, a theme issue on children and sleep.

8 Apr 2008

Anticipation of laughter reduces levels of stress hormones

In 2006 researchers investigating the interaction between the brain, behavior, and the immune system found that simply anticipating a mirthful laughter experience boosted health-protecting hormones.

8 Apr 2008

Blood pressure enzyme can have tumor-sensing role

By increasing production of a blood pressure-regulating enzyme in mice, researchers have found they can enhance the mouse immune system's ability to sense tumor growth.

8 Apr 2008

T-cadherin affects blood vessel growth in breast cancer, hormone from fat cells may play a role

Researchers at the Burnham Institute for Medical Research (Burnham) may have found a new option for targeted breast cancer therapy by showing the link between a certain protein and the formation and development of blood vessels that feed breast tumors.

7 Apr 2008