Articles tagged with Progesterone
A new meta-analysis confirms the effectiveness of vaginal progesterone in reducing preterm birth risk and improving perinatal outcomes for women with a shortened cervix. The study found significant reductions in preterm birth rates and neonatal complications, as well as improved childhood neurodevelopment.
Women with anorexia nervosa and obesity have lower levels of allopregnanolone, a key player in regulating mood, compared to normal-weight women. Low allo levels are associated with greater severity of depression symptoms, suggesting a potential new target for treating these disorders.
A study by Stanford Medicine and Celmatix Inc. found that elective freezing of IVF embryos can improve pregnancy rates in women with high progesterone levels and are over 35. Freezing the embryos before transfer may give hormones a chance to fall to more hospitable levels for implantation.
A CU Cancer Center study found that retinoic acid may fail against breast cancer cells marked by protein CK5 due to progesterone's promotion. Treatment timing might be crucial in preventing the growth of these dangerous cells.
Research found that progesterone levels are associated with fewer headaches in older teenagers and more headache in younger girls. Cyclic hormonal fluctuations during puberty may contribute to the differences in headache severity.
A phase 3 trial found that a natural combined estradiol-progesterone capsule significantly decreased moderate to severe hot flashes in postmenopausal women. The treatment was well-tolerated with minimal side effects, presenting an alternative to unregulated hormone therapies.
A study found that men and women whose mothers received additional doses of progesterone while pregnant were significantly less likely to identify as heterosexual. They also showed higher rates of same-sex attraction and behavior, suggesting a potential link between prenatal progesterone exposure and human sexuality.
Treatment with vaginal progesterone significantly reduces the risk of preterm birth and related serious adverse outcomes in women pregnant with twins and have a short cervix. Women who received vaginal progesterone had a lower rate of preterm delivery and respiratory distress syndrome compared to those who did not.
Treatment with vaginal progesterone significantly reduced preterm birth, neonatal complications, and death in pregnant women with twins and a short cervix. The study, which included data from six studies involving 303 women, found that vaginal progesterone use was associated with a 31% lower risk of preterm delivery before 33 weeks.
A new study suggests that natural progesterone supplementation can increase pregnancy success in women with a history of recurrent pregnancy loss. The research found that over two-thirds of pregnancies were successful in women who received progesterone, compared to barely half in those who did not.
A new study suggests that progesterone could be a key to preventing recurrent miscarriage in women who suffer multiple pregnancy losses. Researchers found that micronized plant-derived progesterone improved endometrial function and prevented pregnancy loss.
A new study from the Norwegian University of Science and Technology found a correlation between hormonal contraceptives used by women and their frequency of sex with partners. Women who used contraception with more progesterone were most sexually active when faithful and loyal to their partners.
A study published in PLOS Pathogens found that progesterone treatment reduces influenza infection severity by reducing inflammation and boosting lung cell production of amphiregulin. Progesterone also promotes faster recovery from the infection.
A five-year federal grant will discover progesterone-like compounds from commonly consumed botanicals and their role in women's health. The research aims to improve safety and inform decisions on self-medicating with botanicals.
A study found that women who time their quit smoking with optimal days in their menstrual cycle may have better success. The researchers discovered that during the follicular phase, brain regions that help control behavior are less connected to those signaling reward, making it harder for women to resist smoking cues.
Researchers have identified cellular pathways in skin pigment cells activated by estrogen and progesterone, leading to either skin darkening or lightening. The discovery could lead to the development of new products changing skin tone without harmful chemicals.
Researchers uncover a protein receptor that responds to progesterone, triggering a power kick that allows sperm to penetrate an egg. A drug inactivating this receptor may lead to a unisex contraceptive effective for both men and women.
Researchers have discovered a molecule that boosts sperm cell activity, allowing them to reach the egg. This finding may lead to new options for male contraception and treatments for infertility related to sperm mobility issues.
A five-year trial of progesterone supplements for recurrent miscarriage shows no improvement in outcomes. Despite disappointing results, the PROMISE trial provides valuable insights into potential alternative treatments and highlights the importance of continued research into reducing miscarriage risk.
The World Congress of the International Federation of Gynecology and Obstetrics has adopted recommendations from the Perinatology Research Branch at Wayne State University to prevent preterm birth. These guidelines include daily vaginal progesterone treatment for women with short cervices, which can reduce the risk by nearly half.
Researchers at TSRI discovered that a hormone called progesterone blocks signals from male odor molecules in female mouse noses during diestrus, leading to 'male odor blindness' and altered behavior. This finding suggests new avenues for studying senses and behavior.
Research reveals that women experience stronger urges to smoke at the beginning of their menstrual cycle due to hormonal changes. This knowledge could help women overcome abstinence-related withdrawal symptoms more easily, especially during the mid-luteal phase when estrogen and progesterone levels are higher.
A new University of Michigan study found that expectant fathers experience significant hormonal changes, including declines in testosterone and estradiol, even before their babies are born. These changes may be linked to psychological and physical transformations as men prepare to become fathers.
Expectant dads experience prenatal hormone changes, with men showing significant declines in testosterone and estradiol levels. The study suggests that impending fatherhood may trigger hormonal shifts in partners, which could impact postpartum behavior and adjustment.
A phase III clinical trial found that treatment with progesterone after traumatic brain injury provided no significant benefits compared to placebo. The study involved 49 trauma centers and 882 patients, but was stopped early due to safety concerns.
A multinational trial of progesterone in severe TBI patients found no clinical benefits, with no difference in outcomes or mortality rates between groups. The study highlights the difficulty in demonstrating efficacy for this complex disease, and emphasizes the need for further research to find effective treatments.
Researchers suggest progesterone as a potential treatment for spinal cord injury due to its anti-inflammatory and neuroprotective properties. Studies demonstrate that progesterone preserves white matter integrity and improves locomotor function in animal models of spinal cord lesion.
Researchers at PRB, WSU, and DMC identify preterm labor as a syndrome caused by multiple disease states, including silent infections and maternal anti-fetal rejection. Studies show that administering vaginal progesterone can reduce preterm birth rates by 45%, highlighting potential therapeutic interventions.
A new approach may help doctors tailor treatments for women at risk of preterm birth by identifying genetic differences. Progesterone injections have been shown to reduce the risk of recurrent preterm births, but not all women respond to treatment.
A new study by the University of British Columbia finds that progesterone poses little or no cardiovascular risk for post-menopausal women experiencing hot flashes and night sweats. The treatment has been shown to be effective in alleviating symptoms without increasing the risk of heart disease.
A study by Dr. Sha Liu and colleagues found that progesterone administration can reverse cognitive impairment in Alzheimer's disease patients. The research, published in Neural Regeneration Research, used rat models to demonstrate the protective effect of progesterone against Aβ25–35-induced neurotoxicity.
A new Stanford University School of Medicine study found that decreased estrogen levels after menopause are largely unrelated to changes in cognitive ability and mood. However, the researchers discovered a possible link between levels of another hormone — progesterone — and cognition among younger postmenopausal women.
Researchers found that women injured during the premenstrual phase had slower recovery and poorer health one month after injury compared to those injured during other phases. The study suggests that sex hormones like estrogen and progesterone may play a role in concussion outcomes.
The Population Council will showcase research on new contraceptive technologies, expanding access to family planning, and promoting gender equity. The conference highlights innovative solutions to improve the health and well-being of women and families in poor and underserved communities.
Macrophages are essential for producing progesterone, a crucial hormone for embryo implantation. Insufficient macrophages lead to poor embryo implantation and miscarriage. Treatment with progesterone can reverse the effects of reduced macrophage levels.
A new study reveals that hormonal treatment for endometrial cancer works by binding to stromal tissue cells, rather than directly targeting cancerous cells. Researchers hope to develop a simple test to determine patient suitability for progesterone therapy.
Researchers at UC Santa Barbara have found two hormonal signals that predict sexual motivation in young women. Estrogen levels surge two days before the increase in sexual desire, while progesterone levels drop during the luteal phase, leading to a decrease in sexual motivation.
The March of Dimes is funding new research into preterm birth, focusing on genetics, infections, and hormones. The goal is to reduce the national preterm birth rate from 11.7% to 9.6%.
Research published in Journal of Leukocyte Biology reveals that progesterone receptor regulates helper T cells required for developing antibodies. This regulation affects immunity against diseases like malaria and herpes simplex virus, and sheds light on autoimmune disease remission during pregnancy.
A Vanderbilt study found that pregnant women who have had prior preterm births may benefit from additional hormone, progestogens, to prevent early childbirth. However, the review also found that progestogens do not seem to help prevent preterm labor in women carrying twins or triplets.
The state of Michigan has adopted a new plan to combat infant mortality, which includes the use of progesterone therapy to reduce preterm birth. This therapy has been shown to reduce the rate of preterm birth by up to 45% in women with a short cervix.
Researchers from the Caesar Research Centre in Bonn have discovered that sperm do not function like olfactory cells and cannot detect smells. The 'Lily of the Valley phenomenon', which suggested a role for scents in fertilization, is now considered a laboratory artefact.
Research links injectable progesterone contraceptives to poor periodontal health, with DMPA users at higher risk of gingivitis and periodontitis. Women currently taking or past users of the contraceptive may need to prioritize oral care.
Studies using a genetic animal model reveal conditions triggering arrhythmia in Long QT Syndrome patients and the protective effect of progesterone on SCD incidence. Researchers also find a direct link between estrogen and pro-arrhythmic effects, with progesterone reducing triggers for polymorphic ventricular tachycardia.
A new study found that applying vaginal progesterone to women at risk of preterm birth significantly decreased the odds of premature delivery. The treatment was effective in reducing both early and late preterm births, as well as hospitalizations and complications.
A landmark study found that vaginal progesterone significantly reduced the rate of preterm birth by 42% and neonatal morbidity and mortality in women with a short cervix. The treatment also decreased respiratory distress syndrome and the need for mechanical ventilation.
Researchers are studying biomarkers in the blood of TBI patients to improve diagnosis and treatment. The study aims to validate biomarkers as predictors of clinical outcome and evaluate the relationship between progesterone treatment and biomarker levels.
A recent study found that women with generalized tonic-clonic seizures had a greater number of seizures during anovulatory cycles than in ovulatory cycles. This suggests that reproductive steroids, such as estradiol and progesterone, may contribute to the occurrence of tonic-clonic seizures.
Scientists at Emory University School of Medicine have discovered that high doses of progesterone can inhibit the growth of neuroblastoma cancer cells. In laboratory research, progesterone was found to cut tumor growth in half over eight days without causing harm to healthy neurons.
A recent study found no significant impact of hormonal status on eight distinct voice parameters in women. The researchers assessed 175 voice samples from 35 participants and used computerized acoustical analysis to measure various voice characteristics.
Researchers found no significant impact of hormonal status on eight voice parameters, contradicting previous studies. Voice samples taken at different points in the menstrual cycle showed consistent characteristics, regardless of hormonal phase.
A NIH study found that progesterone reduced the rate of preterm birth before 33 weeks of pregnancy among women with a short cervix. Infants born to these women were also less likely to develop respiratory distress syndrome.
A new method for preventing premature birth has been announced, showing that treating pregnant women at risk with a low-cost progesterone gel can reduce the rate of early preterm delivery in women with short cervix by 45%. The study found that progesterone also reduced respiratory distress syndrome in premature babies.
A recent study led by Dr. Errol R. Norwitz found that three proteins XIAP, BID, and Bcl-2 play a crucial role in preventing preterm labor by hindering apoptosis in the fetal membranes. This breakthrough research sheds light on the mechanism behind progesterone's success in preventing preterm birth.
Research led by Dr. Errol Norwitz found that progesterone prevents preterm labor by hindering apoptosis in fetal membranes, resulting in stronger and thicker fetal membranes. This study contributes to the understanding of what triggers labor and the role of progesterone in preventing premature birth.
Researchers at UT Southwestern Medical Center have discovered a feedback cycle involving microRNAs, proteins called ZEB1 and ZEB2, and pregnancy-maintaining hormone progesterone. MicroRNA levels increase before labor, enabling uterine contractions.
A new study reveals that oral micronized progesterone relieves hot flashes and night sweats in postmenopausal women, with a 56% improvement rate. The natural hormone form offers an effective alternative to estrogen for those who cannot or prefer not to use it.
A new study reveals that the chemical mediator for sexual reproduction in rotifers is progesterone, a molecule also found in humans and plays a vital role in regulating reproduction. The research has significant evolutionary implications and sheds light on how environment, metabolism, hormones, and behaviors interact.
Researchers identify progesterone in leaves of Common Walnut tree using advanced laboratory techniques, challenging conventional wisdom that only animals can produce the hormone. The discovery may change scientific understanding of progesterone's evolution and function in living things.
A randomized, double-blind Phase III clinical trial will enroll approximately 1,140 people to test the safety and efficacy of progesterone in treating traumatic brain injuries. The trial aims to reduce mortality and long-term disability, building on promising laboratory testing and previous clinical trial results.