Articles tagged with Progesterone
A study published in Science reveals that microglia and the protein RANK are involved in regulating the hypothalamic-pituitary-gonadal axis, which controls fertility. The research found that suppressing RANK expression led to distorted reproductive function, including reduced sex hormones and hypogonadism.
A new study found that perfluorooctanoic acid (PFOA) reduces progesterone levels, alters the uterine surface, and suppresses cytokines essential for successful embryo implantation. This exposure to PFOA can create an environment unfavorable for implantation.
A new study found that only a quarter of reproductive health experts prescribe self-administered injectable contraceptives, despite its safety and effectiveness. The study identified barriers such as concerns about patient ability, medication availability, and lack of standardized counseling approaches.
The European Society of Endocrinology is launching a new campaign to raise awareness about the importance of hormone health. The #BecauseHormonesMatter initiative aims to improve public understanding of hormones and promote practical steps for better hormone health, following the success of last year's campaign.
Research shows that infants of stressed mothers have an earlier and faster tooth eruption, with more teeth by six months of age. Cortisol levels during late pregnancy are associated with this accelerated process.
The European Society of Endocrinology has released the EndoCompass Research Roadmap, a major new initiative to align research efforts and improve funding strategies for hormone-related health challenges. The roadmap identifies specific research needs across eight endocrine specialties and five cross-cutting areas.
Dr. David Rubinow's research reveals that susceptible women respond differently to normal hormonal fluctuations, leading to breakthrough treatment approaches and FDA-approved medication for postpartum depression. His work validates the experiences of millions of women whose hormone-related mood symptoms were previously misunderstood.
Researchers found that inflammation in the female reproductive tract can hinder fertility, but replenishing progesterone levels can help. This discovery could improve women's chances of becoming pregnant and save more pregnancies.
Researchers discovered a mechanism that harnesses immune cells to produce opioids, potentially alleviating chronic pain. Estrogen and progesterone drive this process, which could lead to more effective treatments for women experiencing pain after menopause.
A recent study found that estrogen can partially restore progesterone levels and improve ovarian health in Mcoln1−/− mice, a model for human mucolipidosis type IV. The research also showed that hormone therapies including estrogen improved luteal cell morphology and lysosomal function.
Researchers discovered a link between neuroactive steroids in pregnant women's blood and the risk of developing postpartum depression. Measuring these molecules via a blood test could enable doctors to provide treatment sooner. The study may lead to a preventive treatment using existing prescription drugs.
A new study suggests that women at risk of postpartum depression may have characteristic levels of neuroactive steroids in their blood during pregnancy. Elevated progesterone levels and imbalances in its metabolism may be associated with an increased risk of PPD.
Researchers analyzed the effects of seven hormone treatments on blood clots, stroke, and heart attack in nearly one million women. The study shows that the risks differ depending on the type of treatment, with some linked to increased cardiovascular disease risk and others to no increased risk.
A team of scientists has pinpointed a critical neural circuit for female sexual rejection, revealing how the brain integrates signals to shape behavior. The ventromedial hypothalamus, specifically progesterone-sensitive neurons in the anterior VMH, play a crucial role in determining whether a female accepts or rejects mating attempts.
A recent study published in BMJ found that progesterone is more effective than a cervical pessary at reducing extreme preterm birth in women with a short cervix. Women with a cervix shorter than 25mm can benefit from progesterone treatment to prevent severe preterm birth.
Researchers identified genetic variants that predict response to treatment for preterm birth, a condition affecting one in 10 infants. High levels of mutations in certain genes are associated with lower response rates, suggesting a precision framework for future drug development.
Scientists have discovered a way to predict breast cancer risk based on specific chemical traits, identifying over 900 chemicals that could contribute to the disease. These chemicals are commonly found in consumer products, food, and workplaces, and can alter hormones or damage DNA.
Researchers at the Francis Crick Institute found that pregnancy hormones oestrogen and progesterone act on a small population of neurons in the brain to switch on parental behaviour. This adaptation results in stronger and more selective responses to pups, enabling mothers to care for their young.
A new study reveals that preoperative hydroxyprogesterone administration can improve disease-free and overall survival in patients with node-positive breast cancer by modulating cellular stress response and negative regulation of inflammation. Non-coding RNAs, such as DSCAM-AS1, play a regulatory role in this process.
A new study has found that Progesterone (micronized, oral) is effective in decreasing night sweats and improving sleep in perimenopausal women. The study, conducted by researchers at the University of British Columbia, involved 93% of participants completing the three-month trial with no serious adverse events.
A small study suggests that vaginal progesterone treatment can increase the chances of conception in couples with unexplained infertility. The treatment, which is safe and low-cost, showed more than double the birth rate among treated women, but further research is needed to confirm these results.
Researchers found that progesterone can protect nerve cells from dying in people with Parkinson's disease. The study suggests that a balanced diet and steroid hormone-based therapeutic approaches could help slow down or stop the progression of neurodegenerative diseases.
A new study published in Hypertension found that oral estrogen hormone therapy may increase the risk of high blood pressure in women, while transdermal and vaginal formulations appeared to have a lower impact. The research involved over 112,000 women aged 45 years and older who took estrogen-only hormone therapy.
A new computational model suggests that reducing hormone doses in contraceptives could effectively suppress ovulation. The model found that hormone doses could be lowered by up to 92% in estrogen-only contraceptives and 43% in progesterone-only contraceptives, while still preventing ovulation.
Recent studies have highlighted the importance of tumor microenvironment in developing and controlling triple negative breast cancer progression. Researchers suggest that technological advancements like genomics and epigenomics hold promise for overcoming TNBC's current limitations.
The study investigated the removal efficiencies of natural and synthetic progesterones in hospital wastewater treated by different disinfection processes. The results showed that secondary biological treatment significantly reduced progesterone content, while UV/Cl2 had the highest removal efficiency due to ultraviolet photolysis.
Recent evidence suggests hormone therapy at menopause does not significantly increase the risk of invasive breast cancer. However, estrogen combined with progesterone increases breast cancer risk for women with an intact uterus. Menopause experts offer reassurance to women and their healthcare providers about the safety of hormone ther...
Researchers found that progesterone levels can affect smoking cessation success in women. By timing a quit attempt during the low-to-high increase of progesterone, women may be able to achieve higher abstinence rates and reduce withdrawal symptoms.
A study published in PLOS ONE found an association between reduced estrogen and progesterone levels and increased risk of snoring and obstructive sleep apnea in postmenopausal women. Low estrogen levels were linked to a 19% decreased odds of snoring, while low progesterone levels were associated with a 9% decrease.
Research presented at the Endocrine Society's annual meeting found that COVID-19 pandemic stress led to disturbed ovulation in many women. Nearly two-thirds of participants experienced short luteal phases or anovulation, indicating a significant impact on reproductive health.
A new study finds that progesterone does not prevent preterm birth in women who have had a previous preterm birth. The research calls for revised guidelines on the use of vaginal progesterone in these patients.
A study published in Cell Reports Medicine reveals the oncometabolite role of progesterone in advanced prostate cancer and strategies to eliminate its oncogenic effect. Biochanin-A, an isoflavone found in soy, inhibits the enzyme 3βHSD1, which generates progesterone.
Researchers used an ancient fish, elephant sharks, to gain insights into human biology and how a widely used medication works. The findings show that progesterone receptor activation in humans requires a different mix of hormones and steroids than in elephants sharks, with the latter not inhibited by RU486.
A recent study reveals that fish ingest progesterone through microplastics, releasing the hormone into their digestive tract. Researchers found that microplastics act as vectors for exposing fish to micropollutants like progesterone, which can have significant environmental and health impacts.
Researchers found that females rely more heavily on aldosterone to regulate blood pressure, whereas males primarily use angiotensin II. This discovery could lead to targeted treatments for female hypertensive patients, improving treatment outcomes and reducing the risk of heart disease and stroke.
A new study identifies hundreds of chemicals that may increase breast cancer risk by stimulating hormone production. The chemicals include pesticides and ingredients in personal care products.
Researchers at Champalimaud Centre for the Unknown discover distinct compartments within the VMH that control female receptivity and rejection. Progesterone receptors exhibit significant changes across reproductive cycle, suggesting a complex neural basis for female socio-sexual behavior.
A pilot clinical trial found that progesterone injections improved lung function and reduced disease severity in male patients hospitalized with moderate to severe COVID-19. The study suggests a potential protective effect of female hormones against the disease.
A Northwestern Medicine pilot study found that high levels of progesterone during the menstrual cycle can reduce stress after a concussion and speed recovery. Increased blood flow to the brain is also linked to lower stress symptom levels, providing new insights into how female athletes may recover from concussions.
A University of South Florida Health study uncovers a novel mechanism by which maternal stress triggers idiopathic preterm birth. Elevated FKBP51 levels and enhanced progesterone receptor binding stimulate labor, while Fkbp5-deficient mice are resistant to preterm birth.
A study found that the HAND2 gene becomes less active in humans as labor nears, suggesting it may play a role in regulating gestation length. The gene evolved to be turned on in uterine linings of placental mammals during pregnancy.
A KKH-led study evaluates a novel clinical protocol to screen and triage women with threatened miscarriages, saving pregnancies and reducing progestogen use. The protocol uses a single serum progesterone test to guide clinicians in managing patients.
Researchers found that women inheriting a Neandertal gene variant have lower rates of early miscarriages, fewer bleedings during pregnancy, and higher birth rates. The study suggests the variant has a favorable effect on fertility, with increased progesterone receptor production leading to greater sensitivity and protection.
A recent study found that the progesterone receptor gene evolved rapidly in humans, but its function was compromised, potentially leading to complications like preterm birth. The research provides insight into the evolution of human pregnancy and raises more questions about this complex process.
Researchers from NIST and Griffith University developed a new test that measures multiple hormones simultaneously, providing a more reliable marker of pregnancy. This technique improves the accuracy of hormone tests, enabling biologists to better understand whale populations and their environmental health.
A new microfluidic chip developed by researchers can quickly identify small differences in sperm chemotactic behavior, providing a more complete picture of male fertility. The device uses a concentration gradient of progesterone to guide sperm towards the egg, offering a pump-free alternative to existing tests.
Researchers found that giving progesterone to women with early pregnancy bleeding and a history of miscarriage can increase their chances of having a baby. The treatment is estimated to cost £204 per pregnancy and could lead to an additional 8,450 live births per year.
A recent study found that disruptions in progesterone signaling between maternal and embryonic tissue may be linked to recurrent miscarriage. The study discovered that migratory cells from the placenta produce enzymes necessary for progesterone production, which are lower in women with a history of recurrent miscarriages.
A new study by UC Davis Health investigates the effects of progesterone on reversing mifepristone's effect in initiating an abortion. The research found that even with high-dose progesterone treatment, women may still experience severe blood loss and risk serious health consequences.
High levels of progesterone enable increased mineralocorticoid receptor expression, leading to blood vessel damage in young females with obesity. The study found that removing or blocking progesterone and aldosterone receptors can prevent blood vessel dysfunction.
Researchers discover that progesterone triggers the mineralocortoid receptor in elephant sharks, while aldosterone and cortisol do not. This finding provides new insights into the evolution of human physiology.
A large trial has found that progesterone treatment can increase the chances of a baby being born for women who experience early pregnancy bleeding and have a history of miscarriage. The study involved over 4,000 pregnant women and showed a significant increase in live births among those receiving progesterone treatment.
Researchers found a dramatic change in bacterial composition during late pregnancy, with Bifidobacterium increasing in relative abundance. Progesterone regulates microbial growth, aiding in baby development and potentially impacting preterm delivery.
Researchers at Tufts University have discovered that delivering progesterone via a wearable bioreactor can induce partial limb regeneration in adult frogs. This breakthrough could lead to new treatments for amputation injuries, potentially benefiting millions of people worldwide.
A study found that progesterone receptor levels can predict response to progestin-based therapy in endometriosis. This discovery may lead to faster and more effective treatment options for women with the condition.
A study found that genetic variations in the progesterone receptor gene are linked to prematurity risk, with different versions affecting various populations. The research suggests that genes play a role in determining risk, but also highlights the importance of environmental factors.
Researchers aim to determine if stabilizing estradiol and progesterone can protect females at risk for suicide from increased depression and suicidal thoughts around menses. The study will compare symptoms of suicidality among participants in three experimental conditions: placebo, estradiol stabilization, and progesterone stabilization.
A study published by the Endocrine Society found that oral micronized progesterone significantly decreased daytime and nighttime hot flashes and night sweats in perimenopausal women. The treatment was well-tolerated with no increased serious or drug-related side effects reported.
Researchers are exploring how obesity impacts cardiovascular health in premenopausal women, a population with heightened risk due to estrogen levels and hormone sensitivity. They aim to understand the underlying mechanisms and identify potential treatments to restore protection against cardiovascular disease.
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.