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Tag: "sexually" at biology news

Hopkins study suggests commercially available antibiotic may help fight dementia in HIV patients

...in damage. Ceftriaxone, used to treat pneumonias, sexually transmitted diseases, bacterial meningitis and other infections, is a known stimulator of EAAT-2 expression and protects against neuronal injury in mice with nervous system disorders. To test ceftriaxone's potential in HIV, Rumbaugh and colleagues gr...

'Scent of a woman' tells male redback spiders to find a mate

..., they have to develop quickly so that they become sexually mature in time to mate with these virgin females before the females mate with someone else." These are opposing pressures, and the researchers found that males are able to gauge which issue is most pressing in their particular situation while they ar...

Knowledge of infection may prevent spread of herpes virus

...hree effective tools to prevent the spread of this sexually transmitted disease (STD). "Genital herpes is one of the few common STDs for which, at present, there is little coordinated emphasis on control efforts," say Hook and Leone. The two experts also support suppressive antiviral therapy and condom use ...

Human behavior changes the number of strains of infectious diseases

...eriod." Eames and Keeling focused their study on sexually transmitted infections, where the assumption of monogamy is most applicable, but stress that their conclusions may have wider relevance. "There are implications for all sorts of other infections too," Eames continues. "Just think of the behavioral ...

New HIV study identifies high-risk subgroups of adolescents

...x places adolescents at great risk for contracting sexually transmitted infections (STIs). In fact, according to the Centers for Disease Control (CDC), approximately 50 percent of new HIV infections and two-thirds of new STIs each year are diagnosed among those 25 years or younger, and three million adolescen...

A dichotomy in migration patterns found for sea turtles in east Atlantic

...hical movements and diving patterns--show that the sexually mature adult population also includes oceanic animals and thereby reveal that adults in the eastern Atlantic occupy very different habitats and undertake two distinct foraging strategies. The differing strategies correlate with body size, which may...

Vaccine shown effective against chancroid

...ted success. But what if a vaccine against another sexually transmitted infection found widely in that region ...unology in UNC's School of Medicine. Chancroid, a sexually transmitted disease that causes genital ulcers, is rare in the United States but takes hold in commu...

Study challenges myth that sex late in pregnancy hastens birth

...io State University Medical Center. Women who were sexually active in the final three weeks of their pregnanci...he cervix. That lack of change in the cervix among sexually active women, combined with the lack of difference in delivery dates among the two groups, suggests ...

Thermal imaging shatters arousal gender gap myth

...ent, the male and female subjects watched separate sexually explicit films procured from the Kinsey Institute and determined to be sexually arousing to specific genders. They watched the images through special video goggles to minimize dist...

Planning ahead: Having the healthiest baby possible

...tes, hypothyroidism, inherited disorders, obesity, sexually transmitted diseases, and oral health; Protecting one's health through supplements such as folic acid, vaccinations for Rubella, Hepatitis B, and screening for HIV, and Avoiding alcohol, anti-epileptic drugs, acne-controlling medicines, oral ant...

Male circumcision reduces HIV risk, study stopped early

... counseling, medical care, tests and treatment for sexually transmitted infections, condoms and behavioral risk counseling for 24 months. Study results show that 22 of the 1,393 circumcised men in the study contracted HIV, compared to 47 of the 1,391 uncircumcised men. In other words, circumcised men had 5...

What does the public really know about HPV?

Human papillomaviruses (HPV) are the most common sexually transmitted infections in the United States, and c...rvical cancer; 64 percent knew that HPV could be sexually transmitted, and 79 percent knew it could cause abnormal Pap smears. The public needs educa...

Common ancestry of bacterium and plants could be key to an effective new treatment for chlamydia

...vered that the Chlamydia bacterium, which causes a sexually transmitted disease (STD), shares an evolutionary heritage with plants. That shared evolutionary heritage, which is not found in most other bacteria, points to a prime target for development of an effective cure for Chlamydia infections. "The unique...

Vanishing beetle horns have surprise function

... American Naturalist report shows that even within sexually dimorphic horned beetle species, both sexes initially form the horns, even if one or both sexes reabsorb the horn tissue sometime before adulthood. In the American Naturalist report, Moczek examined the development of four Onthophagus species. Bo...

UCSF study will test new vaginal microbicide for herpes and HIV

...gina solely to prevent the spread of HIV and other sexually transmitted diseases. There are currently no such ... study, women must be between 18 and 24 years old, sexually active, healthy and free of any sexually transmitted disease. They cannot be pregnant or breast feed...

Temple University Hospital investigates treatment for cervical dysplasia

...cer. For numerous women afflicted with the common sexually transmitted disease known as human papillomavirus (HPV), the immune system can not prevent certain high-risk strains of the virus from causing cervical dysplasia, a common precursor to cervical cancer. "The expected widespread availability of two pre...

Common parasitic infection leads to increased risk for HIV infection

...ed risk of HIV infection among women with a common sexually transmitted disease, trichomoniasis. Although stud...en undertaken in the past to show the link between sexually transmitted infections and susceptibility to HIV, the study published in the March 1 issue of The Jo...

Circumcision: A proven strategy to prevent HIV

... counseling, medical care, tests and treatment for sexually transmitted infections, condoms and behavioral risk counseling during periodic assessments throughout the study. The clinical trial found that 47 of the 1,391 uncircumcised men contracted HIV, compared to 22 of the 1,393 circumcised men. "Our ...

1/3 of sexually active older adults with HIV/AIDs has unprotected sex

One out of three sexually active older adults infected with HIV has unprotec...a have made it possible for older adults to remain sexually active longer. Past studies have shown that up to 65 percent of older adults ages 60 to 71 have ...

Study of planarians offers insight into germ cell development

...of germ cells, precursors of eggs and sperm in all sexually reproducing species. The planarian Newmark studies, Schmidtea mediterranea, is a tiny creature with a lot of interesting traits. Cut it in two (lengthwise or crosswise) and each piece will regenerate a new planarian, complete with brains, guts and...

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