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Semen in Medical News

Fibers in Semen Help HIV Penetrate Cells

The chances of infection are boosted 50-fold to 100,000-fold, study finds THURSDAY, Dec. 13 (HealthDay News) -- In a discovery that perplexes HIV experts, an international team reports that tiny fibers commonly found in semen drastically enhance the ability of the virus to do its damag...

Immune Substance in Semen may Help Determine Male Fertility

Researchers at The Feinstein Institute for Medical Research have identified an immune substance in human semen that appears to determine the fertility of a man. Dr. Yousef Al-Abed says that the substance called macrophage migration inhibitory factor (MIF) is the key to helping sperm matur...

Hormone In Semen May Cause Cancer

A team from the Medical Research Council suggests that cancers like cervical cancers or womb cancers may be triggered by the presence of a hormone in semen.// The researchers said that high levels of prostaglandin spurred the development of tumors. In a report in the Journal of Endocrinology a...

UB start-up provides innovative digital sperm analysis to infertile couples worldwide

...sing her proprietary methods and computer-assisted semen analysis. Her new patent-pending technologies now make digital semen analysis available to affiliated clinical sites wo.... LCDX is the first business to offer advanced semen analysis using sperm video transmission through th...

Daily sex helps to reduce sperm DNA damage and improve fertility

...ism to improve sperm DNA damage, while maintaining semen levels within the normal, fertile range." To in...found that although frequent ejaculation decreased semen volume and sperm concentrations, it did not compro...fe to conclude that couples with relatively normal semen parameters should have sex daily for up to a week ...

Fruits and Veggies May Improve Sperm Quality

...ay News) -- Antioxidants play an important role in semen quality, according to new research from Spain. The study found that "men with good semen quality ate more vegetables and fruit (more vitami...ower the level of oxidative stress that can affect semen quality, the researchers explained, and also impro...

Soyfoods a Healthy Choice for Men

...visit www.soyfoods.org . References: Chavarro JE, Toth TL, Sadio SM, Hauser R. Soy food and isoflavone intake in relation to semen quality parameters among men from an infertility clinic. Hum Reprod 2008;23:2584-90. Hebert JR, Hurley TG, Olendzki BC, Teas J, Ma Y, Hampl JS...

Leading Sperm Bank Expands Fertility Preservation Services to the Big Apple

...lection center will provide fertility preservation services to patients in the New York metropolitan area. Known worldwide for outstanding donor semen services, California Cryobank also provides fertility preservation services to men who are faced with a variety of fertility jeopardizing circumstance...

Semen quality depends upon antioxidants

...kplace exposure to contaminants and the quality of semen among men attending fertility clinics. The obj... vitamins, which act as antioxidants, could affect semen quality. These molecules, which are present in foo...ring the level of oxidative stress that can affect semen quality, and improve sperm concentration parameter...

Fewer Than One Percent of Infertile Couples Who Need Treatment Receive It - Website to Bridge Gap Between Infertile Couples and Fertility Clinics

...Fertility workup, which will include for both partners: Medical history, Physical examination and a blood or urine test. The male partner will have a semen analysis and the female partner will also receive a Postcoital (to check a women's cervical mucus) and a Home test to see when ovulation occurs. All ...

Male Infertility Treatment Boosts Sperm Count

...ine, said in a society news release. "However, more research is needed to determine how the components of the combination therapy affect the different semen parameters observed and the advantages of using these drugs singly or in combination with other drugs not used in this study." More information ...

Male infertility associated with testicular cancer

... according to background information in the article. There is evidence that semen quality and male fertility have also declined during this time in industria...had male factor infertility, based on a clinical presentation with abnormal semen analysis criteria). Their records were linked to the state cancer registry,...

Male Infertility Tied to Testicular Cancer Risk

...ized countries, and has become more prevalent during the past 30 to 50, years according to background information in the study. During this same time, semen quality and male fertility have declined in industrialized countries. More information The U.S. National Cancer Institute has more about test...

Marijuana Linked to Aggressive Testicular Cancer

...ell, previous human and animal research has indicated that marijuana use might lead to reduced hormonal production (particularly testosterone), poorer semen quality and impotency in men. Daling and her team explored the notion of a marijuana-testicular cancer connection by analyzing data on 369 testicul...

Marijuana use linked to increased risk of testicular cancer

...ystems, primarily decreased sperm quality. Other possible effects include decreased testosterone and male impotency. Because male infertility and poor semen quality also have been linked to an increased risk of testicular cancer, this further reinforced the researchers' hypothesis that marijuana use may be...

When Flowers or a Tie Just Won't Do

...ple to receive simple tests that will answer basic questions about their fertility and, thus, their ability to have a baby. For the man, it is a semen analysis, and for the woman, an ultrasound and blood test. "Too many couples don't realize that infertility affects 7.3 million Americans so the...

Ringling Bros. and Barnum & Bailey(R) Proudly Announces Its First Elephant Calf Born From Artificial Insemination

...ey to a successful AI is timing for the female in conjunction with a viable semen collection. On average, a female Asian elephant cycles approximately three-...elephant's cycle must be identified before an attempt to inseminate; better semen collection protocol for male elephants to ensure viability and motility; an...

Male circumcision may decrease risk of HPV infection and cervical cancer

... U.S. cities during 2002-2005. Sixteen percent of participants were uncircumcised. Researchers tested for HPV in skin swabs of the anogenital area and semen samples in participants with no HPV symptoms (such as warts or lesions). Investigators found that circumcised men were about half as likely to have...

The 2009 Leibniz Prize: Eleven new scientific discoverers

...Kirchhoff has made include a peptide in human blood that is made up of 20 amino acid residues and which inhibits growth of the virus, and a protein in semen that forms tiny fibres that capture HI virus particles, guiding it into cells and increasing the risk of infection. These findings could help explain ...

Chemical in Plastics May Cause Fertility Problems

...l of Public Health and colleagues found that exposure to BPA did not affect semen quality. The researchers looked at BPA levels in the semen of 71 men and evaluated the quality of the semen. Paulson said this fin...

A dangerous precedent in HIV

...ers of acts could be substantial," says Dr Wilson. "When the viral load goes down in the blood due to antiretrovirals, it might not go down in the semen or vaginal and anal fluids," says Dr Jonathan Anderson, the president of the Australasian Society for HIV Medicine, who is also based at NCHECR. "This...

Minimally Invasive Treatment Improves Male Fertility

...m they were trying to achieve a pregnancy. In the study, 226 of the patients’ 228 varicoceles were successfully treated with embolization. A semen analysis performed on 173 patients three months after the procedure showed that, on average, sperm motility and sperm count had significantly improved...

Minimally invasive treatment improves male fertility

...th whom they were trying to achieve a pregnancy. In the study, 226 of the patients' 228 varicoceles were successfully treated with embolization. A semen analysis performed on 173 patients three months after the procedure showed that, on average, sperm motility and sperm count had significantly improved...

Diabetes, Weight Tied to Male Infertility

...on & Embryology, in Barcelona, Spain. While semen samples from diabetics look normal under the micro...er overweight or underweight. They also had higher semen volume. The researchers did not look at DNA da...e said. "We are pleased to be able to add improved semen quality to the long list of benefits that we know ...

Couples with fertility problems where the man is over 35 have increased difficulty in conceiving

... the sperm are not washed they can cause uterine cramps which can expel the semen because of prostaglandins in the seminal fluid. 12236 couples who had consu...tre between January 2002 and December 2006 were involved, and the husband's semen was used in all cases. In most cases the couples were being treated because...

Experts highlight gaps in knowledge on caring for survivors of teenage and young adult cancers

...resistance) and hormonal disorders. Survivors of testicular cancer may have life-long problems with low sperm counts, low testosterone levels and poor semen quality. Patients who have survived cancer as children, teenagers or young adults often have psychosocial problems as well. "We are beginning to le...

Fertility Specialists Decry Men's Reluctance to Seek Infertility Treatment

...n, and fallopian tube tests months before her husband has even had a simple semen analysis -- despite the possibility the couple's infertility could be due t...ed that men with a high BMI (Body Mass Index) have significantly poorer semen quality (on average 22 percent lower sperm concentrations) than men wit...

Reproductive Medicine & Fertility Center is First in Southwest to Offer Pioneering Test of a Women's Biological Clock

...formed decisions about when to try for a baby." Dr. Magarelli added, "Males have had a test to quantify their reproductive potentials by obtaining a semen analysis, while, until now, women have had to use surrogate testing, Day 3 FSH, Clomid challenge tests, etc. to give an estimate of their reproductive...

Penn Veterinary Medicine report new strategy to create genetically modified animals

...cells had been depleted by fractionated testicular irradiation. Transgenic germ cells colonized recipient testes and produced transgenic sperm. When semen was used for in vitro fertilization, 10 percent of embryos were transgenic. Initially, the team used the established germ cell transplantation mod...

Star Health Grants Boon To India's HIV-Affected

...ringe. The third reason is: from the infected mother to her pre-natal baby. Besides this, it can also be spread through infected body fluids including semen and blood by any accidental means. Acquired Immune Deficiency Virus, AIDS, the leading stage of HIV is a deadly disease. There is no cure available fo...

Diaphragms offer no extra protection Against HIV

... had been exploring the possibility that diaphragms might protect against the AIDS virus. The theory held that the cervix - which can be shielded from semen by a diaphragm - is the most vulnerable part of the female reproductive tract to HIV infection. Yet now, the diaphragm in the use of HIV-prevention...

Afghan Couple Turn to Indian Sperm Banks for Help

...ion. Dr Iqbal Mehdi, who runs India's oldest semen bank, Cryogene in Delhi, told the BBC that at leas...is very difficult to get donors. But we have a few semen samples of Kashmiris, and Afghans prefer those don...rael, Sri Lanka and Indonesia. Dr Mehdi says semen samples are collected from different parts of Indi...

It is Men, and Not Women, to Be Blamed for Recurrent Pregnancy Loss

... "We took the cases of 35 women who were facing recurrent pregnancy loss. As we did not find much problem with them, the samples of their husbands' semen were tested in our laboratory," said M.M. Misro, a scientist at NIHFW's department of biomedicine. "Though the sperm count and mobility were a...

Immune System Protein Could Be the Key Infertility

...evel of a substance called macrophage migration inhibitory factor (MIF) in semen could be the key. The finding, detailed in the latest issue of the ... and his colleagues say. They first isolated the MIF contained in semen samples collected from 68 infertile and 27 reproductively healthy men. ...

Infertility is Seen in Men With SLE

...trols, who underwent an exam of the genitalia, and semen analysis to determine sperm count, morphology and ...perm. Since all SLE patients had some type of semen abnormality, they were divided into two groups acc...o developing sperm cells that leads to significant semen alterations. The researchers note that the strikin...

Fertility Rates Felled By Diabetes

...Research Group at Queen's University, Belfast, based their study results on semen samples of 57 men who were diagnosed with Diabetes Type 1. In this disorde...so found a higher rate of deletions of DNA in the mitochondria. Though semen volume was significantly less in diabetic men, there were no significant di...

Swallowing The Bitter Pill-Oral Sex Linked To Oral Cancer

... this article and others show is that you absolutely can get serious sexually transmitted diseases through oral sex." HPV can be found in saliva, semen and urine, but has a particular affinity for the mucosal skin cells of the penis and vagina. Oral cancers linked to HPV have been on the rise in ...

Fertility Test at Home Possible With a New Kit

...imes the woman goes through all these tests, and the guy doesnt even have a semen analysis. The test for the male requires a semen sample; it assesses the ability of sperm to swim through a solution similar...

Fertility Rates Felled By Diabetes

...Research Group at Queen's University, Belfast, based their study results on semen samples of 57 men who were diagnosed with Diabetes Type 1. In this disorde...lso found a higher rate of deletions of DNA in the mitochondria. Though semen volume was significantly less in diabetic men, there were no significant di...

Genetic Connection to Prostate Cancer Found

...te cancer, it has been stated. The prostate is a walnut-sized male sex gland located below the bladder. It makes a fluid that forms part of the semen that nourishes and carries sperm. And prostate cancer typically grows slowly; if detected and treated early, chances of survival are excellent. ...
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