Scientists have successfully engineered bacteria to produce unusually long-chain alcohols essential in the creation of biofuels, packing more energy into a smaller space. The new method could lead to more efficient production of gasoline and jet fuel, reducing volatility and corrosion., Researchers used genetic modification to expand n...
Researchers argue that geoengineering solutions to climate change are unrealistic due to the complexity of the Earth's climate system. The concept of injecting particles into the stratosphere to reduce global warming is highly uncertain and requires massive infrastructure investments.
A UCLA study found that low-income men are more likely to present with advanced prostate cancers, highlighting the need for increased access to screening services. The study also revealed that diagnosis rates for lower-risk cancers did not increase over time among IMPACT patients, unlike in more affluent populations.
Dr. Marc Nuwer, UCLA professor, argues that US healthcare's high cost is due to individualistic approach and lack of attention to care-related expenditures. He recommends educating physicians about costs to reduce defensive medicine and promote more efficient care.
Researchers at UCLA have discovered that blood stem cells are made by endothelial cells during mid-gestational embryonic development. This finding has significant implications for the treatment of blood disorders and cancers, as it could lead to new therapies for conditions such as leukemia.
A study by UCLA researchers found that approximately 4.7% of the nation's population suffers from persistent depression or anxiety disorders. Many individuals who remain ill receive modest increases in medication use but no significant increase in counseling, highlighting a need for improved treatment and insurance arrangements.
A UCLA study shows that microscopic crystals in the inner ear form sound and gravity sensors through cilia movement. The research provides new clues for treating vertigo and hearing disorders related to cilia function, offering a potential gene target for therapy.
Researchers at UCLA have developed a new polymer that significantly improves sunlight absorption and conversion capabilities in solar cells. The silole-containing polymer can also be crystalline, making it suitable for high-efficiency solar cells, with the goal of reaching 10% efficiency.
New research by UCLA geochemists suggests that plate tectonics began more than 4 billion years ago, with ancient mineral grains indicating low heat flow and water presence on Earth during its first 500 million years.
Researchers at UCLA discover that polyphenols in red wine can block the formation of toxic brain plaques and reduce their toxicity, potentially preventing cognitive deterioration. Human clinical trials are next to test this approach.
Researchers found that social networking sites intensify the ability to present oneself in a positive light, allowing users to explore different aspects of their personality. This can lead to increased individualism and narcissism as users sculpt their profiles.
Researchers have discovered a previously unknown cell pathway that drives a lethal subtype of breast cancer, disproportionately affecting African American women. The study may lead to the development of new targeted therapies for this aggressive cancer type.
A new UCLA School of Nursing study analyzes data from the Nurses' Health Study to reveal the consequences of smoking on nursing professionals. The findings show that current smokers are twice as likely to die compared to non-smokers, and quitting makes a significant difference in enhancing longevity.
Researchers at UCLA discovered a chemical called TAT2 that can prevent or slow telomere shortening in immune cells, potentially making it a key weapon in the fight against HIV. The study found that TAT2 treatment prolonged the ability of killer T-cells to divide and inhibited HIV production.
Researchers from UCLA's California NanoSystems Institute propose a method to produce graphene sheets in large quantities using hydrazine solution. This breakthrough enables the creation of the largest graphene sample reported, with applications in solar cells, sensors, and electronic devices.
Researchers found that many worries were based on misconceptions about HIV spread and that HIV-infected parents had legitimate concerns about contracting infections while caring for a sick child. Pediatricians can help address children's fears and educate families about proper precautions to reduce risks.
The HPV-positive cancer cells adapted to the hypoxic environment by expressing a protein that activates a cell signaling pathway, helping them survive, grow and spread. The study may lead to new therapies targeting this pathway to interrupt cancer cell proliferation.
A landmark UCLA study reveals that tailored treatment approaches can significantly improve kidney cancer patient survival rates, with some patients experiencing excellent outcomes of up to 97%. The study identified subsets of patients who require different levels of treatment, including surgery and targeted therapies.
Researchers used a novel technique to conclude that Smilodon fatalis was likely a social animal, living and hunting like lions. The study found large social species made up a far larger proportion of attracted animals than expected.
A new TB vaccine, rBCG(mbtB)30, shows promise in preclinical trials, providing better protection and safety for HIV-positive individuals. The innovative design limits the vaccine's replication, reducing the risk of severe disease and death, a significant improvement over the current BCG vaccine.
Researchers have identified three new candidate genes for schizophrenia that may contribute to a better understanding of the disease. These genes are associated with brain function and are present in only 1% of schizophrenia patients, suggesting they play a significant role in its development.
Researchers found a correlation between motor task performance and myelin integrity, peaking in middle age before declining. Myelin breakdown may underlie cognitive decline and physical skills erosion, but therapeutic interventions could slow the process.
The Mattel UCLA NanoPediatrics Program will explore the future of personalized medicine for children using nanotechnology. Researchers will develop new diagnostic tools and treatments to improve health outcomes for young patients.
Researchers found that web search activity stimulates key centers in the brain, controlling decision-making and complex reasoning. This triggers a greater extent of neural circuitry, indicating potential benefits for cognitive function in older adults.
A recent study published in the American Journal of Psychiatry has found that restless nights significantly increase the risk of depression recurrence in older adults. The research suggests that sleep disturbances can act as a precursor to another attack of depression, even in individuals who have not experienced symptoms before.
Andrea Ghez, a UCLA professor of physics and astronomy, has been selected as a MacArthur Fellow for her pioneering work on supermassive black holes and their role in shaping the evolution of galaxies. Her research has improved our understanding of these enigmatic objects and shed light on their impact on the surrounding environment.
A new UCLA study found that white students educated in racially diverse environments show greater sensitivity and feel more prepared to meet the healthcare needs of underrepresented minority populations. The research also explores attitudes towards access to healthcare and plans to provide care in underserved areas.
Scientists at UCLA and the Weizmann Institute of Science recorded individual brain cells as they recalled memories from epilepsy patients' brains. The study confirms that spontaneous memories arise with activity of the same neurons that were recorded as they fired when the memory was first being made.
A new study by UCLA sociologists found that even a single job displacement has a lasting impact on workers' inclination to volunteer and participate in various social and community groups. Workers who experienced involuntary displacement were 35% less likely to be involved in their communities than those who never experienced a job loss.
A UCLA study found that fat expansion in the eye socket is the primary cause of baggy lower eyelids with age, contrary to long-held theories. The researchers suggest incorporating fat excision into treatments for patients seeking to address this common complaint.
Leonard Kleinrock, UCLA professor, is recognized for his pioneering work on packet switching and data networks. He developed the mathematical theory of data networks a decade before the Internet's birth and directed the first message to pass over the Internet.
Researchers at UCLA and Intrinsic LifeSciences have developed the first method to directly measure hepcidin, a hormone that regulates iron absorption. The new blood test will help clinicians diagnose conditions like anemia of chronic disease and hemochromatosis more efficiently.
A special supplement in the AIDS journal offers concrete recommendations for addressing social and economic issues fueling HIV, including building a diverse group of leaders and integrating treatment programs. The edition outlines actionable goals and calls for accountability to combat the epidemic more efficiently.
A small sample of adults with mild age-related memory loss showed increased brain metabolism and normalized brain function after taking Aricept for 18 months. The study suggests treating early symptoms of memory loss may protect the brain and help with mild age-related cognitive decline.
Scientists have identified the mechanism that triggers substorms in space, which wreaks havoc on satellites and power grids, according to UCLA professor Vassilis Angelopoulos. The THEMIS mission provided evidence that magnetic reconnection is the trigger for these spectacular brightening events.
A UCLA study identifies the mechanism behind the mind-body connection, finding that cortisol suppresses telomerase levels in immune cells. This leads to shorter telomeres and increased susceptibility to illness.
Using an engineered virus, UCLA researchers locate prostate cancer cells in the pelvic lymph nodes, where it spreads first before invading other organs. The discovery may lead to more effective diagnostic and therapeutic approaches for advanced prostate cancer.
A new design for an automated, wearable artificial kidney eliminates complications of traditional dialysis. The device functions continuously, providing cleansing and fluid balance on a continuous basis, and regenerates and reuses spent dialysate to minimize protein loss.
A UCLA professor's analysis of over 160 studies reveals that a balanced diet rich in omega-3 fatty acids can enhance cognitive abilities, protect the brain from damage, and counteract aging. Omega-3s have been shown to improve learning and memory, fight depression and mood disorders, and even support synaptic plasticity.
New UCLA study suggests that vaginal microbicides, currently being developed for women, might be more effective in preventing HIV infections in men. The study found that if the efficacy of these microbicides is less than 50% and adherence is less than 60%, they could prevent up to 21% of HIV infections in men.
Researchers at UCLA have solved the structure of sodium glucose co-transporters (SGLTs), which pump glucose into cells. This breakthrough may lead to improved treatments for diabetes and obesity.
Researchers at UCLA discovered that rapamycin reverses learning deficits caused by tuberous sclerosis complex (TSC), a genetic disorder also linked to autism. The study shows that the disease's impact can be reversed through biochemical changes, restoring normal brain function and memory.
A study found that chronic grief activates neurons in reward centers of the brain, which may give memories addiction-like properties. This research may help psychologists treat those with complicated grief better.
Researchers have discovered a complex process in the brain that regulates synaptic connections during learning and memory, involving a specific presynaptic protein regulated by postsynaptic calcium. This understanding may lead to interventions for human brain disorders and age-related memory loss.
Researchers at UCLA have discovered a link between sleep apnea and memory loss, finding nearly 20% smaller mammillary bodies in patients with the disorder. This suggests a long-lasting brain injury from repeated drops in oxygen, leading to cell death and inflammation.
A Phase III clinical trial found that a blood substitute was relatively safe for patients under 80 years old with moderate transfusion needs, but not suitable for those over 80 with acute health issues. The study showed promising results for the blood substitute in reducing the need for regular blood transfusions.
Researchers at UCLA's Jonsson Comprehensive Cancer Center have created a new probe that allows for the modeling and measurement of the immune system in action. The probe enables scientists to monitor the immune response at the whole body level in 3D, facilitating faster diagnosis and treatment evaluation of immunological disorders.
A recent study suggests that serotonin levels affect our sense of fairness, leading to increased impulsivity and aggression when unfair offers are made. The findings may help explain social difficulties associated with disorders like depression and obsessive-compulsive disorder.
Research at UCLA found that interventions addressing early life experiences, including childhood sexual abuse, can reduce high-risk sex and depressive symptoms among HIV-positive African American and Hispanic men. Social support within the groups played a significant role in these positive changes.
Researchers have pinpointed the mutated gene responsible for childhood absence epilepsy, a condition characterized by frequent seizures. The discovery may provide insight into developing effective treatments and cures for this form of epilepsy.