A recent study by Yale University researchers highlights the misconception that women can easily have a child at an advanced age using assisted reproductive technologies. While ART is available for women over 40, pregnancy success rates are limited and complications increase with age.
A recent study by Yale University researchers found that approximately 15% of autism cases in families with a single autistic child are associated with spontaneous genetic mutations. The study analyzed DNA sequencing data from 238 families and identified hundreds of de novo sequence variations linked to an increased risk for autism.
Researchers at Yale University have created a compound that prevents the growth of the malaria parasite within red blood cells. The compound, developed by Sidney Altman and his team, shows promise in combating drug-resistant strains of the disease, which kills over 1 million people annually.
Researchers found that human presence causes a substantial increase in airborne bacterial and fungal particles, with sizes affecting filtration and recirculation. The study, led by Yale University engineers, aims to improve air quality by understanding the dynamics of indoor biological aerosols.
A new study by Yale School of Medicine researchers found that obese youths with particular genetic variants are more susceptible to fatty liver disease. The study focused on three ethnic groups and measured liver fat content using magnetic resonance imaging.
A study by Yale School of Medicine researchers found that exposure to cell phone radiation during pregnancy can cause hyperactivity and reduced memory capacity in adult mice. The findings suggest a potential link between fetal cellular telephone irradiation exposure and behavioral disorders in human children, such as ADHD.
A large clinical trial found radiation has little benefit for some older women with early stage, low-risk breast cancer, leading to changes in treatment guidelines. However, the use of radiation therapy among Medicare beneficiaries remained largely unchanged, suggesting minimal impact on clinician practice.
Yale researchers found that megakaryocytes grow 10-15 times larger than other blood cells through endomitosis, but a malfunction in this process may lead to leukemia. The discovery reveals the formation of functional platelets and provides clues about what may go awry to transform normal megakaryocytes into malignant leukemia cells.
Research at Yale University reveals that prostate cancer treatment is often not necessary for older men with short life expectancy. The study found that cancer treatment became more common among men with moderate-risk tumors and shorter life expectancies, despite being unlikely to benefit from it.
A Yale University study found that combining medication with parent training improved everyday adaptive functioning in children with autism and behavioral problems. Parents who received the structured training showed greater improvement on measures of adaptive behavior.
New studies by a Yale team reveal that interfering with the adolescent brain's defensive reaction to cocaine increases sensitivity to the drug. This finding may help explain why risk of drug abuse and addiction peaks during teenage years.
A study published in Nature Geoscience reveals that glaciers provide a significant source of modern organic carbon to downstream ecosystems, indicating the widespread influence of human activities on pristine environments. The findings suggest that glacier ecosystems are highly sensitive to climate warming and industrial pollution.
Researchers discovered that mitochondrial DNA mutations cause programmed cell death in the inner ear, leading to inherited deafness. The study found that reactive oxygen molecules produced by diseased mitochondria trigger a cell death-inducing gene expression program.
Researchers at Yale University have identified a new regulator that controls p53's activity in sperm production, which could lead to breakthroughs in fertility treatments and cancer therapy. The study found that a molecule called Pumilo 1 plays a crucial role in this process.
Yale University researchers found that the circadian clock regulates a key immune system gene response to bacteria and viruses, suggesting that sleep patterns disruptions contribute to illnesses. The study also suggests that timing of vaccinations may be improved based on jet lag influence on immune system.
A Yale University study has assessed the criticality of metals in the geological copper family, finding arsenic as the most vulnerable to long-term supply disruption. The research methodology evaluates supply risk, environmental implications, and vulnerability to supply restriction, highlighting the importance of considering these fact...
A Yale-led study reveals that tens of millions of years ago, Antarctic fish adapted to new polar conditions and developed 'anti-freeze' proteins. However, today they are endangered due to rapid ocean temperature rises.
A Yale University study found that C-section deliveries before 34 weeks of pregnancy for small-for-gestational-age babies are associated with higher odds of developing respiratory distress syndrome. The researchers analyzed data from 2,885 preterm babies and found a significant link between C-sections and breathing problems.
Researchers at Yale University have discovered a new gene mutation that provides hope for new screening methods to identify women at risk of developing endometriosis. The study found that 31% of women with endometriosis carried the mutation, compared to 5.8% of the general population.
According to a Yale University study published in Pediatrics, over 4,500 US children were hospitalized due to child abuse in 2006, resulting in 300 deaths. Children under one year old were at highest risk of hospitalization, and those on Medicaid had rates six times higher than non-Medicaid patients.
Yale researchers developed a methodology to evaluate the importance of scarce metals using supply risk, environmental implications, and vulnerability analysis. The new approach provides a standardized framework for corporations and national governments to inform strategic decision-making around resource use.
A study by Yale University researchers found that spotted salamanders breeding in contaminated roadside ponds are adapting to their toxic environments through rapid evolution. The salamanders' survival and growth rates improve in these conditions, suggesting they have developed a genetic advantage.
Researchers at Yale University predict that tropical cyclones will cause $109 billion in damages globally by 2100, with climate change exacerbating the issue. The US and China are expected to bear the brunt of the damage, while small island nations like those in the Caribbean will be disproportionately affected.
A new brain imaging study found that stress robustly activates areas of the brain associated with craving in cocaine-dependent women, while drug cues activate similar regions in men. This suggests that men and women with cocaine dependence may benefit from different treatment approaches.
Researchers discovered a common mechanism regulating blood pressure in humans through a sweeping genetic analysis of a rare disease. The study identified two genes interacting to control salt and potassium balance in the kidney.
A Yale University study found that factors like chronic conditions, low physical activity, and hospitalization increase the likelihood of elderly disability. Women are also more likely to become disabled in later years.
A team of Yale researchers found genetic signatures of the extinct species Chelonoidis elephantopus in over 1600 tortoises, suggesting direct descendants may still exist. The discovery could allow for the resuscitation of the species through intensive breeding of hybrids.
A new study by Yale researchers found that measuring patient deaths over a 30-day period, rather than just during initial hospitalization, provides a more accurate assessment of hospital quality. This approach reveals significant differences in quality between hospitals and favors those with shorter patient stays.
Bacteria use riboswitches to detect and counteract the effects of fluoride, a key component of toothpaste. The discovery sheds light on how microbes overcome fluoride toxicity, potentially leading to new treatments for dental health issues.
A Yale study found that removing sulfur from jet fuel has a small net cooling effect on the atmosphere. This is due to the formation of nitrate from nitrogen oxides in jet exhaust, which offsets the warming caused by sulfate particles formed by burning sulfur-laden fuel.
A tiny genetic variation in the KRAS oncogene can predict ovarian cancer outcomes and response to treatment, with women carrying the variant being three times more resistant to standard chemotherapy. The biomarker also increases the risk of poor outcomes in other types of cancer.
A new study by Yale University researchers found that children raised in orphanages exhibit changes in genome functioning, particularly in immune response and inter-cellular interactions. These early stressors may contribute to adopted children's vulnerability to harsh parenting and long-term health issues.
A new study by Yale University found that adolescents who were abused and neglected have less gray matter in certain brain areas than their non-maltreated peers. The study suggests a link between maltreatment and future mental health issues, with some areas affected more in boys or girls.
Nationwide study reveals that fewer than 10% of heart attack patients transferred from initial hospital to one offering angioplasty are done within the recommended 30-minute timeframe. This delay increases the risk of death, particularly for STEMI patients who require immediate artery-opening procedure.
A new study by Yale researchers found that meditation decreases activity in the default mode network, a region linked to daydreaming and psychiatric disorders. Experienced meditators also show increased present-centered awareness, indicating improved mental control over 'self'-centered thoughts.
A Yale-led team found that deforestation in northern latitudes has a net cooling effect due to increased albedo from snow cover and reduced absorption of solar radiation. Temperatures decrease by an average of 1.5 degrees Fahrenheit north of Minnesota.
A massive study found hundreds of genetic differences between males and females as their brains develop in the womb. Genes associated with psychiatric illnesses are expressed before birth, suggesting a complex link between genetics and mental health.
Researchers used mathematical models to assess knee replacement implants and found that older patients or those with multiple conditions may not benefit from incremental gains in implant durability. This highlights the need for personalized approach to medical device development and evaluation.
A Yale University study found a 29.5% decline in heart failure hospitalization rates from 1998 to 2008, resulting in an estimated 229,000 fewer hospitalizations. One-year mortality rates also declined slightly, with black men experiencing the lowest rate of decline.
Researchers found that US rivers and streams are a significant source of CO2, releasing as much as a car burning 40 billion gallons of gasoline into the atmosphere. This could alter carbon modeling and require adjustments to regional carbon budgets.
A new study published in Reproductive Sciences describes the mechanism that keeps these conflicting goals in balance. The placenta tricks the mother by creating a diversion to occupy her lymphocytes, allowing invasive trophoblasts to sneak into her arteries and increase blood flow to the placenta.
A new study by Yale School of Medicine researchers found strong support for the 'hot hand' phenomenon in basketball data. The study analyzed five years of NBA free throws and showed that players' probabilities of hitting a shot increase following a hit than after a miss on the previous shot.
A study published in Neuron found that brain regions beyond the reward centers engage when playing games, suggesting a more widespread role for reward processing in the brain. The research used multi-voxel pattern analysis to identify patterns of brain activity associated with wins and losses.
A Yale research team discovered a mechanism that enables fat cells to expand when excess metabolic energy is present, helping them store and use fatty acids efficiently. This process is crucial for maintaining cellular balance and preventing the breakdown of fat storage capacity in obese individuals.
A study published in Nature Genetics reveals that genetic parasites invaded the mammalian genome over 100 million years ago and transformed reproductive biology. This led to the development of the placenta, which nurtures young within the womb.
Astronomers at Yale University have discovered the first two potential exoplanets found by Planet Hunters users analyzing real scientific data from NASA's Kepler mission. The candidate planets orbit their host stars with periods ranging from 10 to 50 days and radii that range in size from two-and-a-half to eight times Earth's radius.
A study published by Yale University researchers found that when the brain's glucose levels drop, an area responsible for regulating emotions and impulses loses its ability to resist high-calorie food. This response is particularly pronounced in obese individuals, who exhibit a heightened desire for high-calorie foods.
A new study provides clear evidence that many primitive bird species survived right up until the time of the Chicxulub meteorite impact. The team identified and dated a large collection of bird fossils representing various species, showing diversity in size, beak structure, and other features.
Researchers at Yale University have successfully converted uterine stem cells into insulin-producing cells, which could lead to the development of a new treatment for Type 1 diabetes. The study found that these stem cells can adopt the characteristics of beta cells in the pancreas and produce insulin in response to glucose.
Researchers have solved the debate on which bird digits exist, finding that precursor cells in pb can form a thumb despite pa cells dying off during development. The study, published in Nature, reveals new insights into embryonic development and vertebrate evolution.