From flies to humans-ancient gene may be involved in male infertility
...o Pera, PhD, a leading researcher on sperm-related infertility in men and a UCSF assistant professor of obstetrics-gynecology and reproductive sciences. The researchers are now examining whether deletions in the equivalent gene in mice cause meiotic arrest in the animals' developing sperm. They also are invest...Stress, infertility linked in study by Magee-Womens Research Institute
...ss-reduction therapy can have a positive impact on infertility associated with the cessation of menstruation. Cal...h human volunteers and primates to link stress and infertility due to FHA. "We are finding out how stress causes infertility, said Dr. Berga, who is also director ...Walking proteins need to rock and roll, new study finds
...ts - including spontaneous abortion, tumor growth, infertility and neurodegenerative diseases such as Alzheimer's and retinitis pigmentosa. A study featured on the cover of the June issue of the journal Nature Structural Biology adds an important piece to the puzzle. "There is a lot of interest in kinesin and ...Study allays fears about the physical and psychological development of ICSI children
...30,000 couples worldwide affected with male factor infertility to have children. While the invasiveness of ICSI ...development so far, we feel that it is our duty as infertility treatment providers to monitor the development of these children, generated by this sophisticated te...UK scientists develop 'his-and-hers' fertility test kit
...are attempting to conceive. The current screen for infertility is to try for 12 months and then seek medical advice. But 40 per cent of all cases of infertility are due to male factors and this test can indicate early on if there is potentially a problem with t...Male infertility: Scientists discover candidate gene for impaired spermatogenesis
...have identified a gene that is involved in causing infertility in men. Dr Judith Gianotten told the European Soci...scended testicles (cryptorchidism) who suffer from infertility as adults1. She said: "For these reasons we hypothesized that ZNF214 could be involved in male subf...Discovery of follicles offers hope of babies for Turners syndrome girls
...s syndrome. Our findings give hope for the future infertility treatment of these girls," he told the meeting. ...ssue should be frozen (cryopreserved) for possible infertility treatment in later life. They successfully retrieved ovarian tissue containing follicles from five ...Study reveals differing attitudes to PGD among
...resenting for their first cycle of IVF for general infertility problems and who were not having PGD (control group). The study found that less than 5% of the couples from groups A and B disagreed with the statement that it was less wrong to destroy an embryo prior to implantation than it was to destroy a fetus ...Israeli fertility experts call for international chromosome registry
...y to be established for chromosomal aberrations in infertility patients. Team member Dr Arieh Raziel told the Eur... an international registry set up that will record infertility patients' chromosomal aberrations and their impact on pregnancy." He said that women undergoing ART ...New evidence of effects of environmental factors on male fertility
... productive farming regions - who attended a first infertility consultation between 1995 and 1998. The objective .... All the effects were greater in men with primary infertility (never had a child) than those with secondary infertility (infertile after having had a child). Dr ...Age of menopause dictated largely by genes
...opause was preceded by the onset of sub-fertility, infertility and irregularity of periods at distinct mean time intervals of 20,10 and 6 years respectively. A woman's store of eggs declines throughout her life. When stores are exhausted this triggers the menopause. "Probably the onset of decreasing fertility...A parvovirus may be linked to infertility in men say German scientists
...eno-associated virus (AAV) may play a role in male infertility according to research published in Human Reproduct... fertility programme and 22 men with no history of infertility who had given semen samples for reasons unconnected to fertility. AAV is a common virus that is fou...Hidden toxin gene in chlamydia linked to chronic illnesses
...pelvic inflammatory disease, tubal pregnancies and infertility in women. All of these diseases are caused by chronic inflammation at the site of infection, but not all C. trachomatis strains produce this effect. Since the late 1940s, researchers have believed a toxin might cause the inflammation, but no such ...New study from Mayo Clinic provides insight into male infertility
...ile. The study provides valuable insight into male infertility and paves the way for further advancements in infe...ertility." Dr. van Deursen says that although male infertility has many causes, if there is a link between defective Hrb protein and acrosome development, future s...Gender issues related to spaceflight: A NASA perspective
... found in long-duration spaceflight may present an infertility problem for men, this is not likely for the more radiation-resistant ovary. However, the effect of space-based radiation on the chromosomes of oocytes is of considerable importance to women who may desire future pregnancies. Compared with women, men...New study finds undiagnosed, untreated gonorrhea, chlamydia infections common
...xually transmitted diseases, which can cause pain, infertility and death in some cases by promoting transmission of the AIDS virus, may be significantly more prevalent than previously believed, at least in some U.S. areas and populations, the scientists said. A report on the findings appears in the Feb. 13 issu...Scientists discover gene in human egg that may be necessary for female fertility
...ead to new insights into the causes of unexplained infertility in women," said Duane Alexander, M.D., Director of...Mater mutation or its protein deficiency may cause infertility in some women." The researchers next plan to investigate whether the human form of Mater is the tar...Gene linked to infertility in mice
...at offers another possible genetic explanation for infertility in men: a gene called miwi. The research...iwi, called hiwi, is probably also associated with infertility in men. The study could eventually lead to genetic testing for the human form of the miwi gene, Lin ...New cell line increases research opportunities
...t Georgetown and elsewhere who are working on male infertility problems, testicular cancer, and possibly for germ cell gene therapy. Germ cell gene therapy is a form of gene therapy that involves altering the genetic makeup of eggs or sperm, permanently changing the genome of an individual's offspringas opposed ...Chronic stress affects more than fertility, Magee-Womens Research Institute study finds
... of the division of reproductive endocrinology and infertility at the Magee-Womens Hospital of UPMC Health System. For more than 15 years, Dr. Berga has been studying functional hypothalamic amenorrhea (FHA), a condition that affects some 5 percent of women in their reproductive years. It is characterized by wil...