Articles tagged with Infertility
A study found that IVF's benefits, including increased live births and reduced multiple births, outweigh its costs. The 'production' cost of a pregnancy rose from €14,000 to €22,000 between 1994 and 2002.
A leading researcher is presenting data on a new infertility drug that has shown promising results in reducing miscarriage rates in mice. The drug, PV903, contains an active ingredient found in semen and aims to instruct the mother's immune system to tolerate the fetus.
A new study by Dr. Jane Dimmitt Champion and her team found that minority adolescent women with a history of sexual/physical abuse are at higher risk of pelvic inflammatory disease and HIV/STDs. With better screening, these health problems could be decreased.
Scientists discovered that mice lacking LPA receptors experience fertility problems, with embryos failing to implant in the womb. This finding may lead to new insights into female infertility and potential therapeutic interventions for human fertility issues.
A study on the MSY2 protein found that its absence in mice leads to male and female infertility. The researchers aim to develop new non-hormonal contraceptives using Contrin, a human equivalent of MSY2. This discovery holds promise for targeted fertility treatments and could lead to innovative contraceptive options.
A study by UCSD researchers suggests that BMP-15 plays a crucial role in determining ovulation quota and litter size in mammals. The team found that BMP-15 is produced normally in humans but degraded in mice, leading to increased egg production and ovulation.
Scientists at Rockefeller University have discovered a key event in the maturation of sperm that is extremely sensitive and could be targeted to improve fertility or develop a male contraceptive. The research found that mice missing a gene called Septin 4 are sterile, with sperm defects similar to human conditions like 'droplet sperm',
A study found that 41% of infertile women would use preimplantation sex selection at no cost, with racial groups having a stronger preference for selecting the sex of their child. Women without children and those seeking family balancing were more likely to choose nonmedical sex selection.
A Dutch study found that lesbian couples and more privileged heterosexual parents tend to favor openness, while anonymous donors are often associated with lower socioeconomic status and secrecy. The UK study also revealed that many parents feel no reason to disclose information or protect family members.
A new study by the University of Pennsylvania School of Medicine reveals inconsistencies in candidate-screening practices among US Assisted Reproductive Technology (ART) programs. The study found significant variation in reported likelihood of turning away candidates, with some programs accepting couples with addiction or welfare status.
The NIH has awarded $68 million to 1,407 new student loan repayment contracts in Fiscal Year 2004. These programs provide up to $35,000 of qualified educational debt repayment for health professionals pursuing careers in clinical, pediatric, contraception and infertility, or health disparities research.
A study by Ann H. Partridge et al highlights the need for better patient-physician communication about fertility in young breast cancer patients. Fifty-seven percent of patients reported being very concerned about becoming infertile, with 29% influencing their treatment decisions.
Mayo Clinic researchers discovered a gene, BubR1, that regulates physical aging and fertility. The study found that mice with low levels of the protein age prematurely and develop reproductive disorders.
A study suggests that women undergoing infertility treatment who have periodontal disease may experience higher levels of gingival inflammation and bleeding, which could impact the success of fertility treatments like ovulation induction medication. Maintaining good oral hygiene is crucial to prevent these issues.
Recent studies have highlighted promising new treatments for obesity, including rimonabant's effectiveness in treating the condition. Additionally, researchers have discovered a lack of gut hormone PYY3-6 in obese individuals, leading to increased food intake and potential health risks associated with obesity.
Researchers found decreased pregnancy rates in couples where the man had IgG antibodies, a marker of previous or persistent infection by Chlamydia trachomatis. For those infertile couples with IgG antibodies, 6.8% of women and 7.1% of men carried Chlamydia DNA in their urine, suggesting active infection.
The study found that one in five women seeking treatment desired multiples over having a singleton, while fewer knew about the increased risk of cerebral palsy and infant death for twins. Infertile couples view twins as a 'bonus' to quickly build their families, but this increases risks such as preterm delivery.
A new study reveals that young breast cancer survivors are worried about their fertility and that healthcare providers often fail to address these concerns. The study's findings highlight the need for better education and support for women with breast cancer who want to have children.
A study led by Dr. Lawrence C. Layman aims to identify genetic mutations contributing to delayed puberty, which may lead to better infertility treatment and birth control options. By analyzing the function of hundreds of genes, researchers hope to uncover potential treatments for this condition, which affects about 1% of the population.
A Danish study of over 56,000 births found that women trying to conceive for over a year were at increased risk of preterm delivery, term babies with low birthweight, and Caesarean section. The study also found significant associations between infertility and adverse birth outcomes in both treated and untreated infertile women.
Scientists at Emory University Health Sciences Center have identified a new sperm protein called SED1 that plays a critical role in the initial association between sperm and egg during fertilization. Mice without this protein had reduced fertility despite normal sperm characteristics, highlighting its importance in successful binding.
Infertility in developing countries is largely due to preventable causes such as sexually transmitted diseases. Accessible preventative treatments can help tackle the issue, reducing stigma and social ostracization.
A Stanford-led team discovered 12 genes relevant to endometriosis-related infertility, offering potential targets for new treatments. These findings could lead to improved diagnosis and treatment of the disease, reducing reliance on surgery and medication.
A study of 800 young male army recruits found that nearly 10% could have chlamydia infection, with a higher proportion than previously reported having asymptomatic cases. Infected men were equally active sexually as the general population.
Researchers at the University of Toronto have discovered a gene, Fkbp6, essential for male fertility but not female fertility. The study shows that the gene plays a critical role in sperm cell development and chromosome pairing, highlighting potential new principles in how cells control the number of chromosomes.
The Center for Reproductive Research aims to improve understanding of hormones, receptors, and signaling molecules in female reproduction. Researchers will develop synthetic scaffolds and investigate molecular machines to address diseases associated with reproductive function.
A study reveals that EXO1 is essential for both male and female germ cell meiosis, highlighting its role in fertility. Mice lacking Exo1 function developed tumors and experienced severely depleted sperm levels, suggesting a link between EXO1 and cancer.
A new study found that teenage girls with polycystic ovary syndrome (PCOS) are significantly more worried about their future fertility compared to healthy age-mates. The study also revealed that PCOS patients have lower scores in quality of life questionnaire categories, particularly self-esteem and mental health.
In a new study, researchers describe a less invasive fertility procedure that uses intraperitoneal insemination to treat infertile women with no cervical blockages. The technique bypasses the cervix by injecting sperm directly into the pelvic cavity, avoiding the need for more complex treatments.
A preliminary study found that the peritoneal fluid of women with early-stage endometriosis reduces ciliary beat frequency by around a quarter compared to fertile controls. This reduction may be linked to impaired ciliary action and tubal transport, which could negatively impact fertility.
Researchers developed a non-invasive method to generate a genetic fingerprint of fertile men's sperm cells, identified around 3000 individual mRNAs, and suggest it could help diagnose idiopathic infertility and reveal paternal influences on fetal development.
Researchers at Duke University Medical Center discovered a gene linked to male infertility in mice, which may also be associated with human infertility. The study found that the miwi gene plays an essential role in sperm production and its deficiency can lead to complete sterility in mice.
Researchers at USC found a significant correlation between decreased sperm count and motility and increased ozone levels in the air, especially in Southern California. The study analyzed over 8,000 sperm samples from men in Los Angeles and Northern California and suggests that air pollution may be affecting male fertility.
A study suggests that metformin, an oral diabetes drug, reduces the risk of miscarriage in women with Polycystic Ovary Syndrome (PCOS). Researchers found that 8.8% of pregnancies treated with metformin ended in miscarriage, compared to 41.9% in those not receiving the medication.
A new study from the Mayo Clinic has identified a crucial protein involved in male fertility, shedding light on a common cause of infertility. The research found that mice lacking this protein are infertile, highlighting the importance of Hrb protein in acrosome development.
A new study proposes revised guidelines for classifying semen samples as normal or abnormal, potentially rewriting laboratory standards used for 50 years. The research suggests that male infertility is not as clear-cut as current guidelines suggest, and that a 'gray zone' of borderline semen samples requires new treatment approaches.
Researchers found AAV DNA in 38% of men with abnormal semen analysis, but only 4.6% of those with normal semen. Further studies are needed to assess the link between AAV and infertility.
A new study reveals that exposure to pesticides and solvents in men is associated with lower sperm threshold values and changes in hormone concentrations, particularly affecting primary infertility. The research highlights the potential impact of environmental factors on male reproductive health.
Researchers have discovered a potential cause of male infertility, identifying the ZNF214 gene as a candidate gene. The gene is linked to impaired spermatogenesis and may be inherited from mothers. Further research will help understand its role in sperm production and develop targeted treatments.
Researchers have developed a new fertility test kit that measures natural levels of fertility in couples trying to conceive. The kit assesses the concentration of motile sperm in men and follicle-stimulating hormone (FSH) levels in women, providing an early warning system for potential infertility issues.
Researchers have developed a new test, SUTI, that can accurately diagnose male infertility by detecting high levels of ubiquitin antibodies on the surface of sperm cells. This method could lead to more accurate diagnoses and targeted treatment for couples struggling with infertility.
The targeted disruption of the PCI gene in mice leads to profound defects in sperm development and fertility. Human male infertility is also associated with a lack of PCI in seminal fluid, disrupting the balance of proteinases and proteinase inhibitors.
A new study suggests that proteins alphav-beta3 and leukemia inhibitory factor (LIF) may serve as biomarkers for identifying women with endometriosis-related infertility. The research found a marked reduction in embryo implantation in mice injected with peritoneal fluid from infertile women with endometriosis.
A Dutch gynaecologist warns couples about the risks of Assisted Reproductive Technology (ART) and advises them to consider natural conception first. Nearly half of women who have not conceived after a year will conceive naturally, making informed decisions crucial before treatment.
For couples experiencing unexplained infertility, a five-step treatment program has shown a 75% success rate in conception. The program includes careful evaluation and escalating steps such as antibiotics, intra-uterine insemination, and IVF with ICSI.
Couples undergoing infertility treatment experience intense emotional highs and lows, with physical discomfort being a secondary issue. The promise of technology to control reproduction only exacerbates the problem, leading to increased distress for those who fail to conceive.
A study by UCSF researchers found evidence of faulty DNA repair in some infertile men, similar to those with certain cancers. The study suggests that defective DNA repair may be a reason for male infertility and potentially increase the risk of offspring infertility and cancer.
Research suggests that home screening kits for Chlamydia, a common sexually transmitted infection, could be a useful tool in preventing lifelong infertility. The study found that men and women aged 18-35 were willing to participate in urine test kits, with higher participation rates among those from Avon than London.
A team led by David Page has discovered the first mutation on the Y chromosome linked to male infertility. The finding may lead to the development of treatments and male contraceptives.
Researchers found that treating women to ovulate and inseminating them through the uterus resulted in more pregnancies than other methods. The combination of superovulation and intrauterine insemination was deemed effective for infertile couples with no identifiable infertility factor and motile sperm.
Researchers link biblical story of Hannah to first documented case of anorexia nervosa and its associated infertility. The article, published in Fertility and Sterility, suggests that extreme weight loss may have contributed to Hannah's inability to conceive.
Women with polycystic ovary syndrome (PCOS) may experience menstrual irregularities, infertility, and increased body hair due to hormonal imbalances. Research suggests that PCOS may be inherited, affecting both males and females in the family.
A two-year study on wild baboons found that environmental factors such as social status and seasonal conditions significantly impact reproduction. The research suggests that understanding these natural processes can inform the development of new treatments for human infertility.