News tagged with semen
Scientists identify human proteins that may fuel HIV/AIDS transmission
Scientists at the Gladstone Institutes have discovered new protein fragments in semen that enhance the ability of HIV, the virus that causes AIDS, to infect new cells -- a discovery that one day could help ...
Medicine & Health / HIV & AIDS
Dec 14, 2011 |
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False confessions may lead to more errors in evidence, a study shows
A man with a low IQ confesses to a gruesome crime. Confession in hand, the police send his blood to a lab to confirm that his blood type matches the semen found at the scene. It does not. The forensic examiner testifies later ...
Medicine & Health / Psychology & Psychiatry
Nov 16, 2011 |
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Better nutrition makes for better sperm
(Medical Xpress) -- A pair of studies presented today at the 67th Annual Meeting of the American Society for Reproductive Medicine (ASRM) show a link between dietary patterns and semen parameters in men: in short, better ...
Oct 18, 2011 |
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Canada warns not to buy 'fresh' semen online
Canada's health agency on Tuesday warned would-be parents not to purchase "fresh" semen online, saying it may be tainted with infectious diseases.
Aug 30, 2011 |
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Vitamin D increases speed of sperm cells
Vitamin D is important for optimal reproductive function in both animals and humans. It has long been known that serum vitamin D level is important for reproductive function in various animals, but now researchers from the ...
May 25, 2011 |
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New marker offers hope for more reliable detection of prostate cancer
A new, promising marker for diagnosing prostate cancer has been discovered by Swedish researchers with the aid of a unique method developed at the Department of Immunology, Genetics and Pathology. The study, being published ...
May 09, 2011 |
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Bright bills in mallards helps duck semen fight bacteria
(PhysOrg.com) -- The male Mallard duck (Anas platyrhynchos) is known for its colorful neck and a bill that ranges in color from dull green to bright yellow, depending on the amount of carotenoid pigment it con ...
Apr 15, 2011 |
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New model reveals pesticide-free method that takes a bite out of mosquito-borne disease
Scientists have modeled a system that may be used to control mosquitoes and the diseases they transmit, without the use of pesticides. In the proposed system, mosquitoes are engineered to carry two genes. The first gene causes ...
Feb 10, 2011 |
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New research confirms semen allergy in some men
Some poor men are apparently allergic to their own semen, developing a mysterious flulike illness after they have an ejaculation, Dutch researchers reported Monday.
Jan 19, 2011 |
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Preliminary study suggests frequent cycling could affect male fertility
(PhysOrg.com) -- A study of men attending fertility clinics has found bicycling for five or more hours a week was associated with low sperm count and poor sperm motility.
Dec 13, 2010 |
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Exposure to BPA associated with reduced semen quality
Increasing urine BPA (Bisphenol-A) level was significantly associated with decreased sperm concentration, decreased total sperm count, decreased sperm vitality and decreased sperm motility, according to a Kaiser Permanente ...
Oct 28, 2010 |
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UCLA lens-free telemedicine microscope adds male fertility testing to its bag of tricks
Using holographic imaging system, the microscope can produce phase and amplitude images of semen samples in the field and identify which are moving and which are immotile.
Chemistry / Analytical Chemistry
Oct 11, 2010 |
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Drinking alcohol during pregnancy may damage semen quality in sons
Mothers who drink alcohol while they are pregnant may be damaging the fertility of their future sons, according to new research to be presented at the 26th annual meeting of the European Society of Human Reproduction and ...
Jun 29, 2010 |
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The mating game is far more complicated than X and Y
(PhysOrg.com) -- University of Adelaide research reveals that a man's sperm does far more than fertilise an egg in the womb.
Jun 23, 2010 |
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96 percent of vasectomy patients cleared without need for multiple semen samples
Having to provide repeated semen samples following a vasectomy could soon be a thing of the past, after 96 per cent of men were given the all-clear based on a single test three months after surgery.
Jun 08, 2010 |
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