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Tag: "contraceptive" at biology news

UCSF study will test new vaginal microbicide for herpes and HIV

...noxynol 9, which was an ingredient in a variety of contraceptive products from condoms to contraceptive creams and gels, was eventually found to increase rather than decrease HIV infection rates. "Nono...

Male contraception: One door opens, another closes

We have often heard that a new male contraceptive is "five to ten years" away. But are we getting an...sized implant have been discussed. But will the contraceptive work as well in humans as in rats? Nothing is guaranteed. Elaine Lissner, director of the nonprofit...

New licensing agreement to maximize AIDS drug development

... to improving reproductive health by expanding the contraceptive choices of women and men and by helping to prevent the transmission of HIV/AIDS and other sexually transmitted diseases. CONRAD is administered through the Department of Obstetrics and Gynecology at Eastern Virginia Medical School (EVMS) in Norfolk,...

Hormonal male contraception reversible after few months for all men

...ble within a few months. Currently available male contraceptive methods (condoms, withdrawal, and vasectomy) are n...on sperm per mL of semen), which is sufficient for contraceptive purposes, can be achieved. Currently, a large phase III study with an androgen treatment and a large...

New male contraceptive clears hurdle

...f Sperm Under Guidance): a reversible, nonhormonal contraceptive that provides 10 or more years of protection after a 10-15 minute procedure. Researchers received approval this week to begin enrolling additional study volunteers, after a delay of nearly four years. "RISUG would be exciting because it would mean t...

Of mice and men's (and women's) contraceptives

...hese investigations point the way to a new type of contraceptive for both men and women. They report their findings in this week's online edition of the Proceedings of the National Academy of Sciences. "Not many proteins are expressed in both male and female germ lines that are specific only to the germ line," sa...

Bone Density Recovers After Teens Stop Injected Contraceptive

...olescent females once they stop using the injected contraceptive depot medroxyprogesterone acetate (DMPA), accordin...ntain only progestin. It is not known whether oral contraceptive use affects bone mineral density and NICHD is currently supporting a study to address this issue. T...

BRCA1 causes ovarian cancer through indirect, biochemical route

...eir life without interruption by pregnancy or oral contraceptive use are at highest risk for developing sporadic ovarian cancer," Dubeau explains. "So we had some clues that the cells that control the menstrual cycle-the ovarian granulosa cells-have an influence on ovarian cancer." But how? Was that influence dir...

Female sex hormones play a vital role in defense against sexually transmitted diseases

...e, are protected in primary exposure by estradiol, contraceptive creams could be formulated that would prevent herpes virus infection before they could start. Additionally she says, if they were designing a vaccine trial against HSV-2 and if the mice results hold true for women, they could suggest vaccination prot...

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