A study of the retinoblastoma gene found that it is essential for placenta development and may also contribute to miscarriages. The research used transgenic mice to disable the gene and observe its effects on embryonic development.
Scientists at Ohio State University have used a new radar instrument to create the first three-dimensional image of the ground beneath Greenland's ice sheet. The image reveals a landscape with mountains and valleys, similar to Canada and the northern United States, hidden for millions of years.
New research suggests that changes in midge communities provide evidence of global warming. Midge populations shifted dramatically over the last three decades, with warmer-water midges outcompeting cooler-water species.
Researchers at Ohio State University developed a satellite radar technique to measure water levels in vegetated wetlands. The study found rising and dropping water levels in selected sites over a decade, including changes caused by seasonal rainfall.
A new study by Ohio State University researchers found that children aged 8-12 can handle and wear contact lenses with ease, similar to teenagers. The study, which involved 169 participants, revealed that younger children were more satisfied with wearing contact lenses than glasses, citing improved vision and participation in activities.
A recent study found that people with higher self-esteem enjoy mystery stories with unexpected twists, whereas those with lower self-esteem prefer stories with confirmed endings. The study involved 84 German college students who rated their enjoyment of a mystery story with varying levels of uncertainty and confirmation.
A study found that elderly women, those with public health insurance, and those who don't visit obstetricians regularly are less likely to receive clinical breast exams and mammogram recommendations. Regular clinical breast exams can detect breast cancer at an early stage, making them comparable to yearly mammograms.
Researchers found that synthetic antioxidants significantly reduced pain-like behavior in mice with inflamed hind paws, with 70-90% reduction during acute phase and 78-98% reduction during tonic phase. This suggests that antioxidants may fight chronic pain by helping the body break down free radicals.
Researchers at Ohio State University have developed a new method to create polymer rings that can encapsulate and release specific molecules at specific times. The technique has the potential to be used in medicine, particularly in drug delivery and antibiotic development.
New research suggests stress hormones can stimulate tumor cells to produce compounds breaking down tissue and facilitating metastasis. Beta-blocker drugs may slow cancer growth by blocking receptors.
A new program in Ohio State University's phys ed class encourages students to plan their own exercise routines, leading to a significant increase in physical activity outside of school. Nearly half of students were inactive before the program, but after participation, over 90% became more active.
A study by Ohio State University suggests that the rise of the Appalachian Mountains may have caused a major ice age around 450 million years ago. This phenomenon, known as an 'icehouse' effect, was triggered by the weathering of volcanic rocks and the resulting decrease in atmospheric carbon dioxide levels.
Researchers found that moderate amounts of alcohol improved laboratory rats' memories, especially in recalling negative events. High doses of alcohol damaged brain and liver tissue, suggesting a protective effect for low-level consumption.
Researchers at Ohio State University have discovered complex organic molecules in 350-million-year-old fossil sea creatures, revealing a new way to track species evolution. The findings offer a significant breakthrough in understanding how species adapted and thrived over millions of years.
A national study found that media reports linked alcohol to specific crimes and accidents significantly less frequently than estimated numbers. This underreporting may lead to distorted views about the risks of alcohol use, ultimately decreasing public support for alcohol control measures.
Researchers at Ohio State University used high-resolution carbon isotope stratigraphy to determine the age of Niagara Gorge rocks, finding they formed five times faster than previously thought. This new information will impact studies of global climate change and require scientists to re-examine previous work.
A new study found that using a visual imagery technique, specifically picturing oneself as an outsider, can significantly boost voter turnout. The technique, which involves viewing oneself from a third-person perspective, increased voter participation rates by up to 90%, compared to those who took a first-person viewpoint.
Researchers found that people from preindustrial societies consistently classify colors into eight categories: red, green, yellow-or-orange, blue, purple, brown, pink, and grue. The study used data from the World Color Survey to analyze color names across 110 languages, revealing a universal framework for color perception.
A new study found that short days increase estrogen's effects on male mice's aggression, while long days decrease it. The researchers identified the mechanisms behind this interaction, which may have implications for human aggression and cancer.
Researchers found that marijuana-like compounds improved memory and reduced inflammation in older rats, suggesting potential therapeutic benefits for Alzheimer's disease. The study used synthetic compounds similar to marijuana to treat young and old rats, with the most notable improvement seen in older rats.
A new study by Ohio State University researchers suggests that individuals who are reluctant to express their opinions in public may also avoid participating in political activities, such as working for a campaign or circulating petitions. This avoidance is linked to a tendency to self-censor and fear of social repercussions.
For the first time, astronomers have looked inside quasars and seen evidence of black holes. They measured the size of the accretion disk around a smaller area emitting X-rays, providing further confirmation that quasars are made up of super-massive black holes and heated disks.
Researchers discovered that Antarctic midge larvae continuously produce heat-shock proteins to withstand environmental stresses, whereas adult midges only express these proteins during extreme stress. This unique mechanism offers the larvae protection and allows them to thrive in Antarctica's harsh conditions.
Researchers developed a new mouse strain with a gene mutation that mimics human leukemia. The study found that the mutation affects Hox genes, leading to rapid cell growth and increased lifespan of cancer cells. The findings suggest that understanding this process could lead to new therapeutic options for AML patients.
Research suggests that women are more likely to graduate from college than men, with a significant lead since 1982. Growing incentives and cultural changes have contributed to this trend, with women from families with low-educated or absent fathers seeing the biggest increase in college enrollment and graduation.
Researchers at Ohio State University have made a groundbreaking discovery on how water molecules interact with proteins, revealing that they slow down to connect with proteins. The study provides an early result in explaining essential biological functions like protein folding and enzyme catalysis.
Researchers have developed two new technologies to measure cell growth in the laboratory, one for monitoring drug effects on cancer cells and another for testing multiple cell types or dosages simultaneously. This breakthrough could lead to more accurate assessments of cancer treatments and improved drug development.
A new study shows that trained lay health advisers in rural communities can increase mammography screening rates among low-income and minority women. The intervention improved knowledge and beliefs about mammography screening, empowering women to schedule their own appointments.
Researchers at Ohio State University have discovered how a chemotherapy drug aids an anti-cancer virus in targeting brain tumors. The study found that the drug slows immune cells' activity, allowing the virus to spread and kill more cancer cells. This may lead to new treatment options for incurable human brain tumors.
A new study found that ancient birds of prey like African crowned eagles likely feasted on some of our earliest human ancestors. The researchers analyzed over 600 bones from monkey skulls, which showed puncture marks and scratches consistent with the grip of an eagle's talons.
A water filtration technique that combines activated carbon with membrane filters has been found to remove at least 95% of microcystin-lr, a toxin secreted by blue-green algae found in lakes and rivers. The technique outperformed other methods, including ultrafiltration membranes, which struggled to remove the toxin due to its small size.
Astronomers are using supercomputers to study the energy levels of high-temperature atoms in space, which hold the key to understanding black holes. The new calculations reduce error rates by a few percent, providing more accurate data for X-ray telescope observations.
A new strain of mice has been developed to mimic chronic lymphocytic leukemia (CLL), a common and incurable form of cancer. The TCL-1 transgenic mouse shares molecular features with human CLL and responds to drugs, making it a valuable tool for developing new treatments.
A nationwide study found that private SAT prep classes and tutoring significantly boost scores, but are unaffordable for many students from lower-income families. The study also showed that higher SAT scores are linked to higher rates of college enrollment, particularly in selective colleges.
A recent study by Ohio State University researchers found that depressed individuals experience greater psychological benefits from marriage compared to non-depressed individuals. Despite lower marital quality and conflict levels among depressed couples, married depressed individuals still report improved mental well-being.
Research suggests that women's appreciation for their body is key to adopting better eating habits. According to the study, intuitive eaters reported higher levels of self-acceptance and less time spent thinking about appearance. This finding contradicts common messages that some degree of body dissatisfaction is healthy.
A recent study by Ohio State University researcher Tracy Tylka found that men are under immense pressure to have muscular bodies, which can lead to symptoms of eating disorders and unhealthy behaviors. The study of 285 college men showed that those who felt more pressure to be muscular were more likely to engage in unhealthy habits.
Researchers from Ohio State University and international partners assembled a 50-year record of snowfall in Antarctica, contradicting assumptions in some climate change models. The study suggests that global sea levels have not been slowed by a thickening of ice sheets.
A new study suggests that post-transplant lymphoproliferative disorder (PTLD) arises when immune cells called scout cells become weakened, allowing the Epstein-Barr virus to cause cancer. The study identifies a mechanism that may explain why some patients develop PTLD and others don't.
Researchers at Ohio State University have discovered a new method for calculating intergalactic distances, which implies that the Hubble constant may be significantly off the mark. The Triangulum Galaxy is estimated to be 15% farther away from our galaxy than previously measured, potentially making the universe 15% bigger and older.
Scientists detected gravity changes in the earth's surface caused by a massive Sumatran earthquake using satellite data. The study provides a clearer picture of how the earth changed after the 9.1-magnitude earthquake, which raised the seafloor and altered GPS measurements.
A new study found that African Americans have lower adherence rates to type 2 diabetes medication compared to whites. The researchers analyzed data from over 2,700 Medicaid patients and found that black patients were 12% less likely to take their medication as prescribed.
Researchers at Ohio State University discovered that the protein CD86 on B lymphocytes increases antibody production when interacting with T cells. This finding could lead to new treatments for pneumonia, HIV/AIDS, and autoimmune diseases.
New research from Ohio State University finds that severe heat waves are particularly deadly in neighborhoods without businesses to draw older people out of their apartments. The study analyzed data from the 1995 Chicago heat wave and found higher-than-average mortality rates in areas with run-down, liquor-focused businesses.
A new study suggests that women with endometrial cancer should be screened for inherited Lynch syndrome mutations, which are associated with a high risk of several cancers. The study found that 1.8% of newly diagnosed endometrial cancer patients have these mutations, highlighting the importance of genetic screening and early detection.
Researchers at Ohio State University have discovered a novel mechanism used by the DNA repair protein, DNA polymerase lambda, to ensure accurate replication and repair of DNA. The protein utilizes an unexpected structure, known as the proline-rich domain, which is critical to its high fidelity despite initial concerns about error rates.
A new study from Ohio State University suggests that pine plantations in the southern United States could be a significant contributor to rising carbon dioxide levels. The researchers estimate that up to 10 million acres of hardwood and natural pine forests will be converted to pine plantations by 2030, leading to increased carbon emis...
Ohio State University researchers used mathematical simulations to study chemical reactions in cells, finding that many graphs indicate quirky behavior. This 'quirkiness' may be essential for biology and could help explain why cells sometimes react unexpectedly to medicines.
Researchers at Ohio State University found that moderate doses of tocotrienol, a natural form of vitamin E, reach concentrations in human blood plasma sufficient to protect against neurological damage following stroke. The supplement also exhibits non-antioxidant protection against neurodegeneration.
Researchers at Ohio State University found that interleukin 21 boosts natural killer cell activity, attacking and destroying Herceptin-coated breast cancer cells. This could lead to increased patient response rates with the existing drug.