Articles tagged with Pregnancy
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Researchers used proteomics to compare the nuclear proteome of immature and mature gonadotrophic cells, revealing novel proteins that regulate gonadotropin gene transcription and RNA splicing. Urban air pollution was found to affect placental development, leading to reduced fetal growth and pregnancy complications.
Researchers found that many teens have misconceptions about emergency contraception, including side effects and confidentiality. Targeted health education is needed to address these concerns and promote effective use of the pill.
A study of 439 Latinas found elevated levels of depression among those more 'Americanized', with being single and pregnant also associated with depression. Screening during pregnancy is crucial for this population, particularly acculturated U.S.-born Latinas.
A two-year study by UT Houston researchers found that 53% of women who tested positive for GBS during their first pregnancy were also positive during their second. The study suggests that retesting women in subsequent pregnancies may not be cost-effective due to the high recurrence rate.
A new study found that pregnant women who binge drink early in pregnancy are more likely to have infants born with oral clefts. The researchers also found that the frequency and total amount of alcohol consumed during pregnancy matters most, not just the frequency or duration of drinking.
A new study provides a mouse model that may lead to the development of new treatments for mood disorders associated with pregnancy. The research found that alterations in GABA neurotransmitter system and GABAA receptor sensitivity during pregnancy and postpartum are linked to depression-like behaviors.
A group of women will test new exercises and educational programs to manage their recovery after bed rest and birth. Researchers hope to discover if longer intervention is needed to help women regain lost strength and stamina.
A large population-based study of 659,000 women found that almost 20% develop type 2 diabetes within 9 years of pregnancy. The rate of diabetes increased rapidly after delivery, peaking at 9 years. Higher urban statistics and older mothers also increase risk factors for gestational diabetes.
Researchers have induced pre-eclampsia in mice by injecting human autoantibodies, demonstrating a potential pathway for the disorder. Blocking these autoantibodies prevented the development of pre-eclampsia in mice, suggesting a new approach to diagnosis and treatment.
A minimally invasive treatment called venous embolization has been shown to significantly improve a couple's chances of pregnancy in infertile men. The study found that patients with high sperm motility prior to treatment had the highest success rates, with over 26% of couples becoming pregnant after six months.
Researchers found that pregnant mice ignore alien male urine smells after day 3 of pregnancy due to dopamine surge. This chemical change helps avoid infanticide and protects fetal development.
A new study found that pregnant women who eat nuts or peanut butter daily during pregnancy increase their children's risk of developing asthma by more than 50 percent. The researchers also noted a small effect of daily maternal fruit consumption on reducing wheeze in children.
The use of intracytoplasmic sperm injection (ICSI) has increased nearly twice as much as standard IVF in Europe, according to new data. ICSI is now used more frequently in countries with southern European roots, despite lacking medical evidence that it provides better pregnancy rates than IVF.
A major international study found that many South-East Asian hospitals still employ worrying health care practices, including improper use of antibiotics and episiotomies. The study aims to improve maternal and newborn health outcomes by identifying gaps in knowledge and implementing evidence-based interventions.
A Danish study of over 1,200 children found that those born from frozen embryos had higher birth weights and longer pregnancies compared to those born after fresh embryo transfers. The study also showed no increased risk of congenital malformations in the frozen embryo group.
Research finds that many normal-looking sperm used in ICSI have DNA damage, decreasing pregnancy chances and increasing risk of miscarriage. The study urges for more careful selection methods to avoid problems in the future.
A study analyzing 8,970 ICSI cycles found that younger women (35 and under) achieved a pregnancy in 50.8% of their first attempts, decreasing to 18.2% by the fifth attempt. In contrast, women over 40 had a lower pregnancy rate of about 20%, consistent throughout four attempts.
A recent study found that pregnancy increases a woman's risk of heart attack 3-4 fold. The study provides key recommendations for diagnosing and managing this condition in pregnant women, considering both maternal and fetal health.
A recent study found that pregnant women and those who have recently given birth are vulnerable to psychiatric disorders. However, pregnancy alone is not associated with an increased risk of most prevalent mental disorders. Post-partum women may face a higher risk of major depressive disorder.
A recent study by Dr. Stéphanie Belloc found that men over 35 have a negative impact on pregnancy rates and increase miscarriage risks in women undergoing intrauterine inseminations (IUIs). This marks the first time a strong paternal effect has been shown, contradicting previous assumptions about the role of the father in fertility.
Researchers are gathering genetic samples from 10,000 people across Australia to investigate the possible genetic causes of cerebral palsy. The study aims to identify specific genetic mutations that may lead to the condition, with the goal of developing potential disease preventions and treatments.
Scientists found that delaying childbirth has contributed to rising caesarean sections, with advancing maternal age associated with impaired uterine function. The study suggests that understanding the effects of age on childbirth is crucial in addressing increasing rates of intervention in pregnancy.
Researchers at Stanford University School of Medicine have identified a method to predict IVF success with 70 percent accuracy. The new method uses four critical factors, including total number of embryos, eight-cell embryo percentage, and follicle-stimulating hormone level, to determine a woman's chance of becoming pregnant.
A study published in The Journal of Physiology found that rats fed a junk food diet during pregnancy and lactation had offspring with high cholesterol, triglyceride levels, and insulin resistance. These rats also showed increased obesity and fat around the kidneys.
A study published in The Journal of Physiology found that rats whose mothers ate an unhealthy diet during pregnancy were more likely to develop obesity, high cholesterol, and insulin resistance. This effect was even more pronounced in female offspring, suggesting a long-term health impact.
The American College of Physicians emphasizes the benefits of tight glucose control remain uncertain for patients aged 60-80 with Type 2 diabetes. Meanwhile, USPSTF strongly reaffirms screening recommendations for asymptomatic bacteriuria in pregnant women to reduce urinary tract infections and low birthweight babies.
A large cohort study of over 87,000 women found that heavy birthweight female babies are twice as likely to develop rheumatoid arthritis in adulthood. The findings support the fetal origin of disease theory, suggesting that certain conditions and diseases may be programmed by factors during pregnancy.
Researchers found that female mice who became pregnant had significantly fewer bladder cancers than their counterparts, with an average tumor volume about 15 times greater in non-pregnant females. The study suggests a possible role for hormones in bladder cancer protection.
A Kaiser Permanente study published online in the Journal of Perinatology found that integrating substance abuse screening and treatment into routine prenatal care improved health outcomes for pregnant women. The study, which examined nearly 50,000 women, found that treating pregnant women with substance abuse early in their pregnancy ...
Researchers found that misoprostol suppresses key immune responses and allows deadly infection to occur. The study has implications for understanding rare but life-threatening infections during pregnancy. More than a half-million women have taken the two-drug combination safely since its FDA approval in 2000.
A recent study highlights the need for better treatments for malaria in pregnancy, where the use of new medicines is often restricted due to limited clinical data. The authors argue that this 'catch-22' situation can lead to inferior drugs being prescribed, putting pregnant women's lives at risk.
A study by Hospital for Special Surgery found that same-day pregnancy testing reduces the risk of miscarriage during surgery, allowing patients to weigh the risks and benefits. The protocol also eliminates financial losses due to cancelled surgeries, making it a cost-effective measure for hospitals.
A clinical trial is investigating the safety of a vaginal microbicide gel for pregnant women and their babies. The study aims to understand how pregnancy affects the body's absorption of the active drug and whether it can be transferred to the fetus.
Maternal malaria researcher Professor François Nosten has won a prestigious international prize for his groundbreaking work on treating infections in pregnant women. His research has led to a revision of guidelines and improved treatment options for millions of people worldwide.
A recent study published in the Journal of the American Dental Association found that pregnant women can receive safe dental treatment between 13-21 weeks gestation. The research showed no significant increase in adverse outcomes from periodontal treatment and essential dental care during this time frame.
A study published in PLOS Medicine found that cocaine's byproduct inhibits nerve cell development by interfering with a specific protein, cyclin A. Treatment of pregnant rats with cimetidine counteracted this inhibition, suggesting potential treatments to protect fetal brain development.
A study published in American Journal of Clinical Nutrition found that children born to mothers who gained excessive weight during pregnancy are more likely to be overweight at age seven. The researchers suggest that encouraging healthy eating and exercise before and after pregnancy may help prevent childhood obesity.
A nationwide study of 2,635 women found a significant link between pregnancy and tooth loss, with women having more children being more prone to missing teeth. The study suggests that biological and behavioral changes during pregnancy and childbirth may contribute to tooth loss.
Researchers at the University of North Carolina at Chapel Hill School of Nursing found that stretching exercises reduced preeclampsia incidence by less than 5% compared to walking. The study suggests that stretching may be a protective effect against preeclampsia, particularly for women with a high risk of developing the condition.
Researchers found that antidepressant use during the first trimester of pregnancy is not associated with an increased risk of birth malformations. The study used data from the Quebec Pregnancy Registry and analyzed records of 2,329 new mothers diagnosed with psychiatric disorders.
A study found that mothers' prenatal stress may increase their babies' sensitivity to allergen exposure and future asthma risk. High levels of IgE expression in cord blood were observed among infants whose mothers experienced higher levels of stress, even with low dust mite exposure.
Researchers have successfully applied DNA fingerprinting to identify viable embryos after in vitro fertilization (IVF), opening the door for more precise embryo selection. By analyzing gene expression patterns, they aim to improve IVF outcomes by reducing multiple pregnancies and increasing successful births.
Researchers have developed a genetic trial that can identify the sex of a fetus from the eighth week of pregnancy, surpassing previous methods which required waiting until the fourth or fifth month. The method has an effectiveness rate above 98% and is based on analyzing DNA found in a pregnant woman's plasma.
Researchers at Beth Israel Deaconess Medical Center have identified a new gene trigger for preeclampsia, a dangerous pregnancy disorder affecting 5% of pregnancies worldwide. A steroid molecule, 2-ME, may serve as both a diagnostic marker and therapeutic supplement for the treatment of preeclampsia.
A study funded by the NIH found that pregnant women with higher-than-normal blood sugar levels are at greater risk of delivering babies with birth problems, including Caesarean sections and large body sizes. The study involved over 23,000 women in nine countries.
Recent studies at George Mason University found pregnant women face judgment and obstacles when applying for jobs, particularly in traditionally masculine fields. They experience overt hostility and patronizing behavior, hindering their success.
A new saliva-based HIV test has been developed by an MUHC team, providing rapid detection in approximately 20 minutes. The test uses oral mucosal transudate and has been shown to accurately identify HIV-positive individuals, particularly in vulnerable populations.
Treatment advances for fibroids and endometriosis aim to preserve reproductive potential while treating these conditions. Novel conservative approaches, including medical treatments and non-invasive procedures, are now available, offering women more choices during menopause.
A study in the Ivory Coast found that involving male partners in prenatal screening and HIV prevention increased acceptance of testing among women. Psychosocial support during key moments improved handling of the infection, while male partner involvement led to a significant increase in women agreeing to testing.
A Norwegian study found that mothers born in India, Sri Lanka, and Africa have a higher prevalence of hyperemesis gravidarum due to genetic factors. Mothers aged 20-24 years old and those with multiple fetuses also showed increased risk.
A study of 740 pregnant women in the UK found a clear link between mother's diet and infant sex, with higher energy intake around conception associated with an increased likelihood of having a son. Women who consumed more calories, especially from breakfast cereals, were also more likely to have sons.
A scientific study found that fruit-eating bats ingest mineral-rich water and clay to detoxify secondary plant compounds in fruits. Female bats take up large amounts of these minerals to counteract the detrimental effects on their embryos and juveniles.
Researchers at Stanford University School of Medicine have discovered the first clues about the ancient origins of the placenta, a vital organ exchanging gas and nutrients between mother and fetus. The study suggests that the placenta evolved from simpler tissue in eggshells of birds and reptiles.
Research reveals female vets exposed to x-rays, anaesthetic gases, and pesticides are twice as likely to miscarry during pregnancy. The study emphasizes the need for veterinarians to prioritize preventive measures and use protective devices at work.
A recent Université Laval study reveals that omega-3 intake during the last months of pregnancy has a positive impact on an infant's sensory, cognitive, and motor development. The study found a strong correlation between DHA concentration in umbilical cord blood and infant visual acuity and cognitive development.
Infants exposed to methamphetamines in utero suffer from irreversible brain damage and impaired recognition of novel objects, according to a new study. The research provides evidence for the cognitive damaging effects of these drugs on fetal development.
Research published in Lipids in Health and Disease found that pregnant and lactating rats fed a diet rich in hydrogenated fats had babies with increased fat content. The study also showed that the gene expression of adipokines was affected, leading to changes in insulin production.
A recent study found that female veterinarians are twice as likely to miscarry due to exposure to anaesthetic gases and pesticides. Researchers call for clearer advice on reproductive risks for young female vets planning to become pregnant.
Researchers found that women with Caesarean deliveries for their first child have lower fertility rates in subsequent pregnancies compared to those giving birth vaginally. The study of nearly 600,000 births shows a 12% reduction in the number of children born after a first C-section.
Pittsburgh researchers present study findings on preeclampsia, a condition affecting 5% of first pregnancies, and elevated maternal cardiovascular risk persisting after preterm birth. Researchers also explore healthcare provider conversations about substance use during pregnancy.