A new study identified a genetic mutation in the DAPK1 gene that increases the risk of chronic lymphocytic leukemia. The mutation reduces the gene's protective activity and can be followed by a chemical change called DNA methylation, which leads to leukemia.
Researchers found that modifying irrigation and waste treatment practices, along with providing medicine and pesticide, can reduce the spread of schistosomiasis. These changes include lining irrigation ditches with concrete to eliminate snail habitats and using biogas digesters to destroy Schistosoma eggs.
Researchers discovered nearly a dozen additional heat-shock proteins that help insects survive cold temperatures. These proteins are essential for insect survival during diapause, a hibernation-like state that allows them to withstand low temperatures.
Researchers employed a new technique to estimate dark matter location and calculate its mass, shedding light on the galactic halo's composition. The method revealed two massive dark objects, one with 7 times the sun's mass, in the Milky Way's outer reaches.
Lonnie Thompson, a renowned glaciologist, will receive the National Medal of Science for his groundbreaking research on global climate change. His team has provided irrefutable evidence that the last half-century was the warmest period in recorded history.
A study published in the Proceedings of the National Academy of Sciences found that tropical birds expend less energy at rest compared to northern bird species. The researchers measured basal metabolic rate (BMR) and peak metabolic rate (PMR) in 69 species of tropical birds, finding they used about 18% less energy than temperate birds.
A new study at Ohio State University found that estrogens increase aggression in mice during short days and decrease it during long days. The researchers identified the mechanisms underlying this interaction, revealing a genomic pathway for estrogen's effects in long-day mice and a different cellular mechanism for short-day mice.
Scientists found a new species of sea anemone, Anthosactis pearseae, living on the carcass of a dead whale 1.8 miles below sea level. The anemone is small and white, with roughly uniform tentacle length, and may provide clues about human impact on deep-sea ecosystems.
Researchers at Ohio State University Comprehensive Cancer Center have discovered a way to distinguish pancreatic cancer from non-cancerous tissue using microRNA molecules. The study found that specific miRNAs can predict patient survival rates, with correlations seen in just a few miRNAs that were not previously associated with the dis...
Researchers created a supermap of the H5N1 virus using genetic, geographic, and evolutionary data to predict future outbreaks. The map revealed no significant association between mutations in surface proteins HA and NA and specific host types.
A study of nearly 600 people with hay fever symptoms found that workers missed an average of one hour of work per week during peak seasons. Diagnostic testing followed by proper treatment may help reduce missed work days.
A nationwide study by Ohio State University's Jay Zagorsky found that people with below-average intelligence are just as wealthy as those with higher IQ scores. However, high-IQ individuals tend to earn higher incomes but struggle with financial difficulties such as maxed-out credit cards and missed bill payments.
A new study suggests that targeting the survival protein Mcl1 may be an effective way to treat leukemia, particularly when combined with existing drugs like rituximab. The research found that knocking out Mcl1 can cause cancer cells to die, and combining it with rituximab killed significantly more leukemia cells than the drug alone.
A new study from Ohio State University found that couples with a strong marital relationship tend to handle temperamental babies better than those without. The study, which involved 97 couples, showed that poor coparenting relationships can have long-term effects on children's behavior.
Researchers at Ohio State University discovered that bacteria can turn genes on or off to control their infectiousness. The proteins NusG and RfaH play a crucial role in this process, with NusG regulating nearly all gene expression in bacteria and RfaH controlling specific sequences of the genome during transcription.
Research found that increasing levels of three proteins on nerve cells can stimulate growth of new extensions, up to 3x longer than normal. This could lead to improved treatment for stroke, brain, and spinal cord injuries as well as neurodegenerative diseases.
Scientists discovered a protein that enables cells to bypass damaged DNA during replication, averting cell suicide. However, this protein also makes errors that may contribute to the development of cancer.
A new study suggests that balancing omega-6 and omega-3 fatty acid intake can reduce the risk of clinical depression and certain inflammatory diseases. Participants with higher levels of omega-6 and symptoms of depression had elevated markers of inflammation.
A recent study by Ohio State University researchers has identified a link between the absence of the Olig1 protein in lung tumors and poor survival rates among patients with non-small cell lung cancer. The findings suggest that patients with low levels of the protein may benefit from more aggressive therapy after surgery, potentially i...
A new device called the BioSampler detects airborne pathogens more accurately than traditional methods, even in low concentrations. The BioSampler causes less damage to microorganisms, allowing for a more accurate assessment of their viability and potential threat to human health.
Researchers at Ohio State University discovered that digitally expressing happiness can improve the effectiveness of online product presentations. Participants preferred interacting with a happy avatar over a sad one, regardless of the product's emotional tone.
Researchers discovered that Src activates PMR1, a protein that destroys specific messenger RNAs, leading to halted production of tumor-suppressor proteins. This mechanism could contribute to cancer development.
The Ohio State University software analyzes crash data to pinpoint traffic accident hotspots, revealing surprising patterns such as increased speeding accidents during weekday rush hours. The tool also indicates that drunk-driving accidents tend to occur on specific interstates and routes near major cities.
A study at Ohio State University found that losing one copy of the Wwox gene greatly increases lung cancer risk in mice. Even with one working copy, they developed five times more lung tumors than those with two copies.
A recent study found that nearly a quarter of women over 65 have experienced physical, sexual, or psychological abuse at the hands of their spouse or intimate partner. The research highlights the need for healthcare professionals to screen women for domestic violence, as many cases go unreported.
Researchers found that vitamin A derivative ATRA increases levels of miRNA-15b and miRNA-16-1, which inhibit Bcl-2 gene activity. This helps explain how the drug works by regulating genes that need to be silenced for cell differentiation.
A nationwide study found that obese children benefited from attending school, with their rate of BMI gain reduced the most. Schools seem to help limit the spread of obesity due to their structured environment, restricting access to food and promoting healthier choices.
Researchers discovered that eating spaghetti with sauce made from orange-colored Tangerine tomatoes increased levels of cis-lycopene, a beneficial compound, in participants' blood. The study found that the body absorbed more cis-lycopene from Tangerine tomatoes than from red tomatoes.
A national study found that adolescents who had sex early showed a 20 percent increase in delinquent acts one year later compared to those whose first sexual experience occurred at the average age for their school. In contrast, those teens who waited longer than average to have sex had delinquency rates 50 percent lower.
A new study at Ohio State University has found that manual dishwashing can be made more efficient and effective by using cooler-than-recommended water and different sanitizing techniques. The researchers discovered that certain foods, such as cheese and milk, can harbor bacteria when dried onto dishware, while lipstick has antimicrobia...
A new approach to teaching biology classes at Ohio State University has led to a four-fold increase in test scores among students who are given more freedom to think for themselves. By using real experiments and encouraging critical thinking, students were able to demonstrate a deeper understanding of biological concepts.
A new plan aims to consolidate Arctic research into a global observation network to better understand its changing climate and environment. The network would link together land, ocean, atmosphere, and human dimensions, providing a comprehensive view of the Arctic system.
Glaciologist Lonnie Thompson warns that the Qori Kalis glacier in Peru may disappear within five years, with other ice tongues retreating globally. The Quelccaya Ice Cap, the largest body of ice in the tropics, is experiencing a slow but accelerating retreat, exceeding any other in at least 50 centuries.
A recent study by Ohio State University scientists reveals that Antarctic warming is reducing animals at the base of the ecosystem, causing some penguin populations to shift southward. The loss of sea ice and decrease in krill abundance will have significant impacts on marine ecosystems.
Researchers found that Antarctic temperatures did not increase as predicted by climate models, despite a global warming trend. The continent's vast size and limited data availability contribute to the discrepancy.
Researchers found lower concentrations of VOCs in breast milk than in indoor air, with toluene levels ranking highest. This suggests that reducing indoor air pollution is crucial for minimizing infant exposure to harmful chemicals.
A new study from Ohio State University found that workers who lift for a living need to take longer or more frequent breaks than they now do to avoid back injury. Taking regular breaks helps muscles recover and reduces the risk of fatigue-related back injuries.
Researchers at Ohio State University used forensic photography to analyze ancient textiles from Hopewell burial mounds, revealing previously hidden patterns and markings. The technique helps minimize damage during sampling, providing valuable information about prehistoric Native American technologies and colorants.
A new study finds that immigration has contributed to declines in interracial marriages in the US, particularly among Hispanic and Asian Americans. Education plays a key role in defining who participates in interracial marriages, with highly educated individuals more likely to cross racial lines to marry. African American intermarriage...
Researchers at Ohio State University have discovered that the most common chemical reaction causing sunburn is triggered by a very short-lived excited state of DNA, contradicting previous beliefs. This finding has significant implications for understanding how UV damage leads to skin cancer and other diseases.
Researchers studying mice and rats found that CLA supplementation led to rapid weight loss in mice but excessive liver fat accumulation, a common side effect of rapid weight loss. In contrast, rats on a CLA-supplemented diet showed decreased insulin resistance despite not losing weight.
Research suggests that brown algae polyphenols (BAPs) extracted from a marine seaweed can reduce the number of skin tumors by up to 60% and their size by up to 43%. The substances also reduced inflammation, with lower levels of COX-2 and prostaglandin E2 detected in BAP-treated animals.
A six-month study found that teens who completed a comprehensive intervention program significantly reduced their substance abuse and depression, and increased their social stability. The program offered 12 individual therapy sessions and four HIV education/skills practice sessions, adapted for teens living on the streets.
Researchers have identified a new class of lipids in tears and oleamide, a previously unknown lipid, shedding light on the complex design of tears. The discovery may help scientists better understand eye-related disorders like dry eye disease, which affects millions Americans.
A team of researchers found the cellular mechanism that prevents protein mutations and accumulation, a hallmark of Alzheimer's and Parkinson's. This discovery may lead to new insights into neurological disease origins and potential therapeutic strategies.
Researchers found that 71% of lost dogs were reunited with their owners, compared to 53% of lost cats. Identification tags or microchips played a crucial role in recovery. Posting signs and advertising in local newspapers also helped recover pets.
Researchers found DNA methylation in normal-appearing areas of the breast near tumors, suggesting a potential marker for early cancer detection. Abnormal methylation levels were also identified in three other genes, which may help estimate a woman's risk of cancer recurrence.
Research reveals that PMR1 enzyme forms temporary shelters in stressed cells to protect mRNA, allowing protein production to resume when stress ends. This protective mechanism may help cancer cells evade cancer therapies.
Researchers have identified a unique pattern of microRNAs in pancreatic tumor tissue, suggesting a new way to diagnose and treat the disease. The findings may lead to more effective early detection and treatment of pancreatic cancer.
Researchers at Ohio State University have discovered a new high-energy state in DNA that helps dissipate UV energy. The 'dark state', which can last for 10-150 picoseconds, is found in single nucleotides and dissolves energy through 10-50% of the time. This discovery may provide insights into DNA damage and repair mechanisms.