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.

Newly discovered gene mutation may account for many cases of immune deficiency

...in particular two syndromes known as immunoglobulin A (IgA) deficiency and Common Variable Immunodeficiency (CVID), report researchers in the July issue of Nature Genetics. The discovery may lead to a new diagnostic test for these conditions, which make people highly susceptible to infections and often go unrecognized because of a lack of good tests.

11 Jul 2005

New approach to preventing or reversing heart failure

Duke University Medical Center researchers have identified a new protein that plays a critical role in enabling the heart to respond to such external stimuli as exercise or stress, as well as in the progressive loss of heart function that is heart failure, the researchers said.

11 Jul 2005

Low dose birth control pill raises heart attack risk, especially in some women

A new review suggests that low-dose birth control pills, which are generally considered to be safer than the pill of the past, still carries an increased risk for heart attack and stroke.

11 Jul 2005

Antidepressants will cheer you up and stop a repeat heart attack

According to the National Institute of Mental Health, depression and heart disease have long been associated, and one can often lead to the other.

6 Jul 2005

Sex hormone levels not linked to low sexual desire

No single androgen (sex hormone) level was found to be predictive of low sexual function in women, according to a study in the July 6 issue of JAMA.

6 Jul 2005

Tool to predict potential ovarian failure after radiation

Doctors in the United Kingdom have created a table to predict when a woman who has undergone radiation therapy as a part of cancer treatment regimen in her abdominal or pelvic area may become sterile

6 Jul 2005

Orthodontics takes first step toward biological control of tooth movement

In the first study of its kind, University of Florida researchers are testing the power of a natural human hormone to biochemically move teeth faster and less painfully during orthodontic treatment.

6 Jul 2005

Vitamin E supplements do not protect healthy women against heart attacks and stroke

Vitamin E supplements do not protect healthy women against heart attacks and stroke, according to new results from the Women's Health Study, a long-term clinical trial of the effect of vitamin E and aspirin on both the prevention of cardiovascular disease and of cancer.

5 Jul 2005

Doctors are able to predict sterility in women following radiation treatment for cancer

Doctors in the United Kingdom have created a table to predict when a woman who has undergone radiation therapy as a part of cancer treatment regimen in her abdominal or pelvic area may become sterile, according to a new study.

4 Jul 2005

Bone Medical completes first trial of oral parathyroid hormone product for treatment of osteoporosis

Bone Medical Ltd announced today the completion of a Phase I trial of its oral parathyroid hormone (PTH) product Perthoxal™ under development for the treatment of osteoporosis.

3 Jul 2005

Viagra's non-blood pressure effect successfully mimics vasopressin action

Normally your kidneys filter about 50 gallons of blood a day, remove such waste as salts and minerals, and concentrate it into urine. When you exercise or don't take in water, your blood "thickens" and instead of removing water, the kidney reverses the process, pulls in water from the body that would normally go into the urine, and puts it into the blood, thus maintaining water balance.

29 Jun 2005

European women soon to have access to new breast cancer drug

European women suffering from breast cancer will soon have access to the breast cancer drug Arimidex after British authorities granted approval for the drug to be used in a wider range of European women with breast cancer.

29 Jun 2005

Experimental drug for diabetes looks promising

Encouraging results in a small study, with a new experimental treatment, promises help for certain diabetics to retain some ability to make their own insulin.

29 Jun 2005

Kidney disease associated with 'benign' prostate obstruction

Men who experience signs and symptoms of a prostate obstruction resulting from benign prostatic hyperplasia (BPH) are three times more likely than other men to develop chronic kidney disease, according to findings of a Mayo Clinic study published in this month's edition of Kidney International.

29 Jun 2005

Exercise helps find genetic regions linked to prediabetes

People's bodies respond to exercise in different ways, and their genetic makeup is partly responsible.

28 Jun 2005

HRT safe for women with menopause and cancer survivors

Research shows that short-term hormone replacement therapy (HRT) is appropriate for peri- and postmenopausal women.

28 Jun 2005

New breast cancer drug not available to all who need it

Unless things change breast cancer patient Barbara Clark will probably have to sell her house to pay for an expensive drug called Herceptin.

28 Jun 2005

Scientists successfully isolate stem cells from human skin

Scientists at Wake Forest University School of Medicine have successfully isolated stem cells from human skin, expanded them in the laboratory and coaxed them into becoming fat, muscle and bone cells.

27 Jun 2005

Breast cancer growth regulator sEGFR holds promise for more targeted treatment

Researchers at Yale School of Medicine have discovered the breast cancer growth regulator sEGFR, which may be a useful tool in monitoring a patient's responsiveness to treatment with the drug letrozole.

27 Jun 2005

A blood test for thyroid cancer can detect persistent or recurrent disease even before doctors can find any trace of a tumor

The study, by researchers at The Ohio State University Comprehensive Cancer Center – Arthur G. James Cancer Hospital and Richard J. Solove Research Institute (OSU CCC – James), examined how well a test for thyroid cancer can predict whether the disease will recur.

27 Jun 2005