Tag: "estrogenic" at biology news
Dietary calcium is better than supplements at protecting bone health
... are a major source of calcium, can contain active estrogenic
compounds, and these can influence bone density and the amount of estrogenic
metabolites in the urine." Calcium supplements differ in how well their calcium can be absorbed, a...
Soy estrogens and breast cancer: Researcher offers overview
... as tofu, soy protein isolates, soy flour and some estrogenic
dietary supplements. Genistein is of interest because it is the most active of the soy isoflavones, and because it activates estrogen receptors in cells, including some breast tumor cells. Dozens of studies of the role of human and plant estrogen...
What's in the water? Estrogenic activity documented in fish caught in Pittsburgh's rivers
... local anglers. The experiments to determine if estrogenic
substances were present in the fish were performed...ve to estrogen. Of six bass extracts tested for estrogenic
activity, four displayed a strong or moderate ability to bind with the estrogen receptors. Of 21 cat...
ACS News Service Weekly PressPac -- April 11, 2007
...g batches of animal feed that vary widely in their estrogenic
activities. Bias is even evident in the National Toxicology Programs assessment of BPA, the writer notes. A panel chosen to review the data was selected with help from Sciences International, an outside contractor with ties to two BPA manufacturer...
Exposure to dioxins influences male reproductive system, study of Vietnam veterans concludes
...ight be caused by environmental chemicals that are estrogenic
and have endocrine-disrupting effects, Dr. Gupta said. Dioxins are among the most toxic substances known and are thought to be partially responsible for this increase in male reproductive tract disorders. They are formed as byproducts of processes ...
Diet can provide protection against development of certain cancers, new studies show
...with childhood intake is that soy isoflavones have estrogenic
effects that cause changes in breast tissue, leading to decreased sensitivity to carcinogens. A similar protective effect has been found in studies of overweight girls, perhaps because fat tissue also secretes estrogens, she added. "Hormonal expos...
Scientists use gene therapy to improve memory and learning in animals
... males cognitively, in part because they have that estrogenic
protection." In a 2004 study, Sapolsky and his co-workers showed that gene therapy could be used to neutralize the deleterious effects of stress in laboratory rats. The idea behind gene therapy is eventually to cure a disease or repair an injury by...
Early exposure to synthetic estrogen puts 'DES Daughters' at higher risk for breast cancer
...ronmental factors that increases fetal exposure to estrogenic
compounds may do the same thing," Palmer said. "This study suggests that such environmental exposures may deserve more serious consideration." Editors Note: A PDF of the article is available. Please e-mail firstname.lastname@example.org to request a ...
Carnegie Mellon, USDA report that Fe-TAML catalysts degrade estrogenic compounds
...ors and hydrogen peroxide breaks down two types of estrogenic
compounds. These natural and synthetic compounds c...tivators are capable of breaking down two types of estrogenic
compounds found as contaminants in surface water," Shappell said. "These promising results also indi...
Growing evidence of sex-based differences in lung cancer highlighted at roundtable meeting
...al tissue growth. It has been postulated that the estrogenic
environment in women and the differential expression of various forms of estrogen receptors in the lung tissue of women and men may contribute to sex differences in lung cancer susceptibility. Through the actions of these various forms of the estroge...
PNAS highlights for the week of May 2 - 6
...port. Frederick vom Saal and colleagues tested two estrogenic
chemicals: ethinylestradiol, which is found in ora...the authors say. The researchers fed pregnant mice estrogenic
chemicals at doses below the range pregnant women are exposed to. They found that male fetuses of th...
Research focusing on why estrogenic hormones produce differing results
...IGN, Ill. -- New research is shedding light on why estrogenic
hormones produce unintended results in women, givi...ve produced a series of synthesized, non-steroidal estrogenic
compounds that seek out and bind with ER-beta very selectively. In a paper appearing online in advan...