Estrogen News and Research

Latest Estrogen News and Research

Hormone therapy increases frequency of abnormal mammograms, breast biopsies

Combined hormone therapy appears to increase the risk that women will have abnormal mammograms and breast biopsies, and it may decrease the effectiveness of both methods for detecting breast cancer, according to a report in the Feb. 25 issue of Archives of Internal Medicine, one of the JAMA/Archives journals.

26 Feb 2008

Women with hgher levels of DHEAS have better cognitive function

Women with naturally higher levels of the hormone precursor DHEAS were found to have better cognitive function than women with lower levels, according to a new study appearing in the March issue of the Journal of Clinical Endocrinology & Metabolism (JCEM).

22 Feb 2008

Study looks at bisphenol A exposure in boys and prostate cancer later in life

Does exposure of baby boys -- in utero or in infancy -- to bisphenol A, a man-made chemical which mimics natural estrogens, predispose them to prostate cancer later in life?

21 Feb 2008

New way to grow blood vessels

Researchers at Dana-Farber Cancer Institute have found a previously unknown molecular pathway in mice that spurs the growth of new blood vessels when body parts are jeopardized by poor circulation.

21 Feb 2008

Depression in seniors

Depression is sometimes viewed as a normal part of aging.

13 Feb 2008

Benefit of removal of the ovaries differs between women with BRCA1 and BRCA2 mutations

The surgical removal of the ovaries has been widely adopted as a cancer-risk-reducing strategy for women with either BRCA1 or BRCA2 mutations.

12 Feb 2008

Study explains preeclampsia develops

In a study of pregnant women, those with pregnancy-induced high blood pressure were found to have higher levels of a peptide that raises blood pressure in the pieces of tissue linking mother and fetus, according to researchers at Wake Forest University Baptist Medical Center.

11 Feb 2008

Pollution disrupts puberty in girls

Although scientists have speculated over the negative effects of environmental toxins for years, new data suggest that certain environmental toxins may disrupt the normal growth and hormonal development of girls.

7 Feb 2008

New understanding of cancer initiation

Researchers at the University of Nebraska Medical Center (UNMC) in Omaha have assisted in a significant discovery - the understanding of a common mechanism of cancer initiation - that could result in better cancer assessment, prevention and detection.

7 Feb 2008

Gene expression in meningiomas may vary by hormone receptor status

An association between hormones and meningioma has long been postulated, but the specific nature of this relationship has remained unclear.

4 Feb 2008

Scientists identify protein's crucial role in resistance to breast cancer treatment

Scientists at the Breakthrough Breast Cancer Research Centre at The Institute of Cancer Research in London have identified how some breast cancers may become resistant to hormone treatments like tamoxifen.

4 Feb 2008

Event to address the effects of breast cancer on black women

Although the overall incidence of breast cancer in black women is lower than in white women, black women are more likely to die from breast cancer than their white counterparts.

4 Feb 2008

Body fat protein adiponectin plays role in tumour growth

Scientists have discovered how low levels of a protein hormone found in body fat, plays a crucial role in tumour growth and spread. Their findings are published in a paper in the British Journal of Cancer.

31 Jan 2008

Researchers find no link between prostate cancer risk and blood levels of testosterone or estrogen

Sex hormones circulating in the blood do not appear to be associated with prostate cancer risk, according to data from 18 prior studies.

31 Jan 2008

Extra warning of blood clot risk with contraceptive skin patch

Drug regulators in the United States have granted approval for an additional warning to be added to the label of a popular contraceptive patch.

21 Jan 2008

Label change for Ortho Evra Contraceptive Transdermal Patch

The U.S. Food and Drug Administration (FDA) has approved additional changes to the Ortho Evra Contraceptive Transdermal (Skin) Patch label to include the results of a new epidemiology study that found that users of the birth control patch were at higher risk of developing serious blood clots, also known as venous thromboembolism (VTE), than women using birth control pills.

21 Jan 2008

Bisphosphonates - osteoporosis drugs triple risk of bone necrosis

A University of British Columbia and Vancouver Coastal Health Research Institute study has found that a popular class of osteoporosis drugs nearly triples the risk of developing bone necrosis, a condition that can lead to disfigurement and incapacitating pain.

16 Jan 2008

New research advancements in the treatment of premature ovarian failure

Scientific Director of the Meharry Center for Women's Health Research and a team of researchers from the University of Texas Medical Branch and the University of Saskatchewan have recently discovered that the gene mutation believed to be a possible cause of premature ovarian failure may be corrected when an adenovirus compensating for the mutated gene is introduced. Findings were reported in the recent issue of Molecular Human Reproduction.

15 Jan 2008

The link between combined HRT use and the risk of lobular breast cancers

Postmenopausal women who take combined estrogen/progestin hormone-replacement therapy for three years or more face a fourfold increased risk of developing various forms of lobular breast cancer, according to new findings by researchers at Fred Hutchinson Cancer Research Center.

15 Jan 2008

Bio-identical hormone replacement therapies targeted by FDA

The U.S. Food and Drug Administration (FDA) sent letters warning seven pharmacy operations that the claims they make about the safety and effectiveness of their so-called "bio-identical hormone replacement therapy," or "BHRT" products are unsupported by medical evidence, and are considered false and misleading by the agency.

10 Jan 2008