Hormones News and Research

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Estrogen injections protect brain cells from age-related deterioration

The study suggests that age is a factor in estrogen treatment and sheds light on the intricate relationship between mind, age, and hormones. The study will be published in the online edition of Proceedings of the National Academy of Sciences during the week of June 25.

26 Jun 2007

Does air pollution have a bigger effect on the immune system of females than males?

Does air pollution have a bigger effect on the immune system of females than males? It did among mice exposed to ozone -- a major component in air pollution that is known to negatively affect lung function -- and then infected with pneumonia, as significantly more females died from the infection than males.

26 Jun 2007

Genes play unexpected role in their own activation

Investigators at St. Jude Children's Research Hospital have discovered how a single molecular "on switch" triggers gene activity that might cause effects ranging from learning and memory capabilities to glucose production in the liver.

23 Jun 2007

Mushrooms show promise for creation of new drugs

Mushrooms might serve as biofactories for the production of various beneficial human drugs, according to plant pathologists who have inserted new genes into mushrooms.

23 Jun 2007

Morning sickness may indicate lower risk of breast cancer

It may not seem so at the time, but women who suffer through morning sickness during their pregnancies actually may be fortunate.

23 Jun 2007

Estrogen use lowered one risk factor for heart disease among some younger postmenopausal women

A follow-up study to the federally funded Women's Health Initiative should help allay one concern in a subset of women in their 50s who are considering taking estrogen to relieve hot flashes.

23 Jun 2007

Autistic boys have high levels of growth hormones

Boys with autism and autism spectrum disorder had higher levels of hormones involved with growth in comparison to boys who do not have autism, reported researchers from the National Institutes of Health, the Centers for Disease Control and Prevention, the Cincinnati Children's Hospital and the University Of Cincinnati College Of Medicine.

22 Jun 2007

HRT not such a bad idea after all!

Older women struggling to cope with the symptoms of the menopause will be reassured by the latest research into hormone replacement therapy (HRT).

21 Jun 2007

Breast feeding for thirteen months or more reduces mother's risk of developing rheumatoid arthritis

In the study, the longer the breast feeding period, the lower the mother's risk of developing RA in later life.

19 Jun 2007

Research on rare women's lung disease may yield insights into common diseases

For many decades, medical research studies focused primarily on men and the results of countless studies were then applied to women.

18 Jun 2007

Study shows improvement of rheumatoid arthritis during pregnancy

Disease activity in patients with rheumatoid arthritis (RA) is significantly reduced during pregnancy, according to new data presented today at EULAR 2007, the Annual European Congress of Rheumatology in Barcelona, Spain.

17 Jun 2007

Diets rich in fruits and vegetables best for breast cancer survival

A new study in the "Journal of Clinical Oncology" reinforces existing evidence showing that women with breast cancer can greatly reduce their risk of recurrence by eating a healthy plant-based diet rich in fruits and vegetables and making other healthy lifestyle choices, according to nutrition experts with The Cancer Project.

14 Jun 2007

Scientists look at slow-freezing techniques for human tissue

The goal is to make human eggs, ovarian tissue, blood vessels, even whole organs available when needed.

8 Jun 2007

Low levels of testosterone may increase the long-term risk of death in men over 50 years old

"The new study is only the second report linking deficiency of this sex hormone with increased death from all causes, over time, and the first to do so in relatively healthy men who are living in the community," said Gail Laughlin, Ph.D., assistant professor and study author.

8 Jun 2007

Pramlintide treatment curbs fast food consumption and tendency to binge eat

The synthetic form of a hormone previously found to produce a feeling of fullness when eating and reduce body weight, also may help curb binge eating and the desire to eat high-fat foods and sweets.

8 Jun 2007

Mouse hibernation hormones described

A key hormone enables starving mice to alter their metabolism and “hibernate” to conserve energy, revealing a novel molecular target for drugs to treat human obesity and metabolic disorders, UT Southwestern Medical Center researchers have found.

8 Jun 2007

Hypothyroidism linked to mood swings

Hypothyroidism is often associated with mood changes like depression lethargy.

5 Jun 2007

Blocking stress protein decreases Alzheimer's peptide

Scientists revealed in November 2006 that stress increases production in mice of a brain peptide critical to Alzheimer's disease.

5 Jun 2007

Gabapentin reduces hot flashes in men receiving androgen deprivation therapy

North Central Cancer Treatment Group ( http://ncctg/ ) researchers based at Mayo Clinic ( http://www.mayo.edu/ ) in Rochester, Minn., have discovered that low doses of a drug used to prevent epileptic seizures and to treat nerve pain caused by shingles substantially reduces hot flashes in patients who are undergoing anti-hormonal treatment, or androgen-deprivation therapy, for prostate cancer.

5 Jun 2007

Physiological differences between men and women impact colorectal cancer progression

Physiological differences between men and women may contribute to differential tumor development and progression in colon cancer patients, a study led by researchers at the University of Southern California (USC) suggests.

5 Jun 2007