Science news articles about 'seminal fluid'

... new areas for research for scientists studying sexual selection and sexual conflict. Seminal fluid is the battleground between male and female – with the male under a selection pressure to produce ...

... not washed they can cause uterine cramps which can expel the semen because of prostaglandins in the seminal fluid. 12236 couples who had consulted at the Centre between January 2002 and December 2006 ...

... body mass index (BMI) had lower volumes of seminal fluid and a higher proportion of abnormal sperm. Dr. Shayeb and colleagues looked at the results of seminal fluid analysis in 5316 men attending ...

... ' urethra -- the tube connected to the urinary bladder that allows for the passage of urine and seminal fluid to the outside of the body. The new approach re-routes urine directly from the bladder ...

... entry of HIV into cells; BufferGel boosts the natural acidity of the vagina in the presence of seminal fluid, which can help to inactivate HIV and other pathogens. The volunteers in HPTN 035 were ...

... offspring," McGraw said. Carotenoids may also affect the male gametes, sperm. "Testes and seminal fluid can be enriched with carotenoids, preventing sperm cells from oxidative damage and resulting in ...

... is shone through diluted samples of body fluids. The research team, funded by the North East ... way forward is to examine the citrate levels in seminal fluid samples, which are made up of 50% prostate ...