Julius Schachter, Renowned Chlamydia Researcher, Dies at 84
Julius Schachter, Renowned Chlamydia Researcher, Dies at 84
The UCSF microbiologist pioneered investigations into the deadly disease starting in the late 1960s that have led to the near eradication of trachoma, a chlamydia-related eye infection.
Julius Schachter, Renowned Chlamydia Researcher, Dies at 84
Julius Schachter, Renowned Chlamydia Researcher, Dies at 84

The UCSF microbiologist pioneered investigations into the deadly disease starting in the late 1960s that have led to the near eradication of trachoma, a chlamydia-related eye infection.

The UCSF microbiologist pioneered investigations into the deadly disease starting in the late 1960s that have led to the near eradication of trachoma, a chlamydia-related eye infection.

sexually transmitted diseases
Health Officials Agree Undetectable HIV Levels Likely Mean Uninfectious
Health Officials Agree Undetectable HIV Levels Likely Mean Uninfectious
Catherine Offord | Nov 26, 2017
Medical organizations endorse the “Undetectable = Untransmissible” campaign, which aims to raise awareness of scientific evidence showing that virally suppressed people living with HIV cannot infect others.
Meningitis Vaccine May Protect Against Gonorrhea
Meningitis Vaccine May Protect Against Gonorrhea
Diana Kwon | Jul 11, 2017
Individuals who received a meningitis B vaccine were less likely to have contracted the sexually transmitted infection than their unvaccinated counterparts.
Untreatable Gonorrhea Rising Globally
Untreatable Gonorrhea Rising Globally
Diana Kwon | Jul 7, 2017
Fifty countries report strains of the bacteria that are resistant to last-resort antibiotics.
Study: Zika Shrinks Testicular Tissue in Mice
Study: Zika Shrinks Testicular Tissue in Mice
Bob Grant | Feb 23, 2017
The virus may persist in testes even after the infection is no longer detectable in blood, leading to sexual transmission of the disease and fertility impairments.
Rinsing With Mouthwash May Treat Gonorrhea
Rinsing With Mouthwash May Treat Gonorrhea
Ben Andrew Henry | Dec 20, 2016
A preliminary study suggests a few minutes of gargling mouthwash may help fight off the bacteria that cause gonorrhea, at least in the short term.
Pubic Hair Grooming Linked to STI Risk
Pubic Hair Grooming Linked to STI Risk
Joshua A. Krisch | Dec 5, 2016
Observational study suggests pubic hair grooming correlates with heightened risk of acquiring sexually transmitted infections, although causation remains unclear.
Common STD May Have Come from Neanderthals
Common STD May Have Come from Neanderthals
Bob Grant | Oct 19, 2016
Cross-species trysts likely spread human papillomavirus (HPV) to Homo sapiens, according to new research.
Body Fluids Might Explain Unsolved Zika Case
Body Fluids Might Explain Unsolved Zika Case
Kerry Grens | Sep 14, 2016
A government investigation into the cause of a Utah man’s infection comes up short of conclusive results.
Ebola Can Persist 19 Months in Semen, Study Finds
Ebola Can Persist 19 Months in Semen, Study Finds
Ben Andrew Henry | Sep 1, 2016
The virus can evade the immune system longer than previously thought, raising concerns of outbreaks driven by sexual transmission.
Female-to-Male Sexual Transmission of Zika Reported
Female-to-Male Sexual Transmission of Zika Reported
Tanya Lewis | Jul 15, 2016
A woman in New York who tested positive for the virus passed it on to her male partner, according to the US Centers for Disease Control and Prevention.
Zika Update
Zika Update
Tanya Lewis | Jul 5, 2016
Sexual transmission more common than thought; NIH to track infections among Olympians; Zika-related birth defects draw attention to another common virus
WHO to People in Zika-Affected Areas: Consider Delaying Pregnancy
WHO to People in Zika-Affected Areas: Consider Delaying Pregnancy
Tanya Lewis | Jun 10, 2016
New recommendation from the World Health Organization could affect millions of people across Latin America and the Caribbean.
WHO Updates Safe-Sex Guidelines to Prevent Zika Transmission
WHO Updates Safe-Sex Guidelines to Prevent Zika Transmission
Tanya Lewis | Jun 1, 2016
The World Health Organization now recommends that people who visit areas with Zika virus transmission abstain from or have only protected sex for eight weeks.
Zika Transmitted via Anal Sex
Zika Transmitted via Anal Sex
Tanya Lewis | Apr 15, 2016
The virus can be transmitted by unprotected anal sex between men, according to a CDC report.
New Zika Mouse Model
New Zika Mouse Model
Tanya Lewis | Apr 5, 2016
Researchers develop another mouse model of Zika virus infection that mimics the disease in humans.
Bee Semen Can Protect Queens from an STD
Bee Semen Can Protect Queens from an STD
Kate Yandell | Jan 22, 2016
Honeybee seminal fluid contains two different components that fight Nosema fungus.
Immune Cells Can Deliver Deadly Packages
Immune Cells Can Deliver Deadly Packages
Amanda B. Keener | Sep 8, 2015
Much of the CD4+ T-cell death that occurs during HIV infection may be caused by direct delivery of the virus from neighboring cells, a study shows.
Long-Lived Virus
Long-Lived Virus
Jef Akst | May 8, 2015
New research suggests Ebola can survive on surfaces for days and can be transmitted via semen.
Frisky Fruit Flies
Frisky Fruit Flies
Abby Olena | Nov 5, 2013
Researchers show that Drosophila females upregulate an immune gene for protection against sexually transmitted infections before copulation.