Researchers used single-cell RNA sequencing to track the genetic development of a human and mouse embryo at an unprecedented level of accuracy. The technique could lead to earlier and more accurate diagnoses of genetic diseases, even when the embryo consists of only eight cells.
The new device achieves a conversion rate of 7.3%, nearly double the original 4% rate, due to its two-layer design and novel materials. Researchers envision solar-powered windows and smartphone displays that can generate energy while maintaining transparency.
Researchers create a system to encrypt software, making it unreverse-engineerable without solving mathematical problems. This mechanism uses multilinear jigsaw puzzles to prevent deciphering of the code behind software.
A new UCLA study found that different types of happiness have surprisingly different effects on the human genome. People with eudaimonic well-being showed favorable gene-expression profiles in their immune cells, while those with hedonic well-being showed an adverse profile.
A UCLA-led study found that 73% of UN member states guarantee the right to medical care services, while only 27% guarantee public health. The US does not have a constitutional right to health care, despite universal recognition of the right to health.
UCLA researchers measure brain responses to sexual images in hypersexual individuals, finding that brain response is tied only to level of sexual desire, not severity of hypersexuality. This challenges existing theories of sex 'addiction', suggesting it may be a cluster of problems rather than an addiction.
Research by UCLA mathematician Marcus Roper reveals that fungus cells use a dynamic movement of nuclei to keep them well mixed, benefiting the organism's infectiousness. The flow is propelled by pressure gradients across the colony, optimizing nuclear mixing for maximum advantage.
Researchers at UCLA's Jonsson Comprehensive Cancer Center have identified specific types of intestinal bacteria that contribute to the development of lymphoma. These bacteria can be targeted with antibiotics to reduce cancer risk, while promoting protective bacteria through probiotics may also be effective.
During the Great Recession, high school students in the U.S. became more concerned about others and the environment. According to a study published in Social Psychological and Personality Science, recession-era students were more interested in social issues and environmental concerns.
A UCLA study shows that a four-week program teaching yoga-based breathing practices can significantly reduce impulsive behavior in adolescents, leading to improved emotional regulation and decision-making skills. The program was found to be effective in reducing impulsive acts such as drug abuse, risky sexual behaviors, and violence.
Researchers at UCLA discovered that brain activity in the temporoparietal junction (TPJ) is linked to persuasiveness and idea sharing. This finding could lead to more effective public health campaigns, advertisements, and communication strategies.
Researchers at UCLA have found a possible link between histamine cells and the loss of hypocretin neurons in people with narcolepsy. The study suggests that an excess of histamine cells may cause the destruction of hypocretin cells, which is thought to contribute to the sleep disorder.
A new UCLA study finds that brain aneurysms of any size can grow and increase the risk of rupture. Tobacco smoking and larger initial aneurysm size are also linked to growth and higher rupture risks.
Researchers at UCLA's Eli and Edythe Broad Center have successfully established a foundation for using hematopoietic stem cells to treat sickle cell disease. The breakthrough technique uses anti-sickling genes to create healthy red blood cells that do not sickle, offering a revolutionary alternative to current treatments.
A new intervention program in rural India has shown significant improvements in HIV/AIDS patients' lives by training lay women as social health activists. The program improved therapy adherence, immune-cell counts, and nutrition levels among patients.
Researchers at UCLA have discovered a previously unknown third radiation ring, which briefly appeared between the inner and outer Van Allen belts in September 2012. The new study provides insight into the formation and decay of this temporary radiation belt, revealing its distinctively slow decay rate.
Researchers analyzed data from over 50,000 stroke patients to determine the critical time gap between stroke onset and treatment initiation. For every 15-minute faster interval of treatment, patients were more likely to go home, walk at discharge, and have fewer symptoms.
Researchers found that ape and human infant gestures shared common forms and functions, including reaching, pointing, and raising arms. The study's findings suggest that humans inherited a language of gestures from our last common ancestor with chimpanzees and bonobos.
Researchers found that nearly three-quarters of high-grade bladder cancer patients experience disease return within 10 years. Intensive surveillance and treatment can reduce recurrence rates, with a single instillation of chemotherapy showing promise in minimizing recurrences.
Researchers at UCLA found abnormal brain networks in Fragile X syndrome, a common cause of inherited autism and intellectual disability. The study suggests that neuronal excitability may be the basis for symptoms in children with FXS, including disrupted sleep, seizures, and learning disabilities.
A new drug called lambrolizumab has shown promising results in treating patients with advanced melanoma, with 77% of patients experiencing tumor response and minimal serious side effects. The treatment works by blocking a protein that allows cancer cells to hide from the immune system, reactivating an immune response to attack the cancer.
A nationwide poll of over 18,500 adults found that healthy behaviors like exercise and a balanced diet are associated with better self-perceived memory abilities. Those who engaged in more than three healthy behaviors were 111% less likely to report memory problems.
A comprehensive study by UCLA researchers found that children with ADHD who take medications like Ritalin are not at greater risk of using alcohol, marijuana, nicotine, or cocaine later in life. The study analyzed over 2,500 children and concluded that medication use has no significant association with future substance abuse.
A study by UCLA Center for Health Policy Research found that Californians with chronic conditions who have a regular doctor coordinating their care are more likely to get flu shots and receive preventive treatment. This 'medical home' model can help prevent chronic health conditions and reduce healthcare spending.
Climate change alters species interactions, potentially destabilizing entire ecosystems. The study reveals how temperature changes affect metabolic rates and consumer-resource interactions, leading to increased encounter rates between predators and prey.
Researchers found that parts of the prefrontal cortex take over when the hippocampus, a key learning and memory center, is disabled. The breakthrough discovery could potentially help develop new treatments for Alzheimer's disease, stroke, and other conditions involving brain damage.
Researchers used clumped isotope thermometry to determine temperatures on land during the last ice age, finding a 2-4 times greater increase than previously thought. Climate models that accurately depicted atmospheric processes were more accurate in predicting temperature changes.
A team of scientists has sequenced the genome of the sacred lotus, revealing its powerful genetic system that repairs genetic defects and may hold secrets about aging. The research could lead to a better understanding of anti-aging mechanisms and potential applications for human health.
Researchers used induced pluripotent stem cells to create a disease-in-a-dish model of ataxia telangiectasia, a rare genetic disorder causing neurodegeneration and immune system failure. The study identified potential new therapeutic drugs that can increase ATM protein activity and improve DNA repair.
Researchers found that bacteria form micro-colonies in a pattern similar to economic systems, where a small number of lucky cells have access to resources. This process enables biofilms to develop, making infections potentially deadly. The study may lead to new treatment options using incentives and communication.
Researchers found that increasing parkin levels in fruit flies extended their life span by more than 25 percent, reducing damaged proteins and improving mitochondrial function. The study suggests that boosting cellular 'garbage disposal' could delay the onset of aging-related diseases like Parkinson's and Alzheimer's.
Researchers used virtual reality to study how brain cells create maps of the world, revealing that environmental cues such as smell and sound play a major role in activating these cells. The findings provide new insights into how the brain learns and makes memories.
Researchers at UCLA found that individuals with body dysmorphic disorder (BDD) have abnormal brain connections, which may impair information processing. The study suggests that these patterns in the brain relate to impaired symptoms, particularly compulsive behaviors.
Researchers have devised a way to detect and track asteroid collisions in interplanetary space using a new method to measure the mass of magnetic clouds created by impacts. This technique could help scientists better understand where to find new meteoroid debris that poses a threat.
A UCLA study identified a small molecule that destroys 'problem' pluripotent stem cells, which can develop into unintended cell types. MitoBloCK-6 causes these cells to die by triggering apoptosis, leaving only differentiated cells behind.
A new UCLA study finds a significant correlation between poorer performance on neuropsychological tests and memory complaints in post-treatment, early-stage breast cancer patients. The research suggests that 'chemo brain' may involve neurophysiological changes associated with chemotherapy and radiation treatment.
Researchers have synthesized a material that shows high capability for storing energy, enabling rapid charging of devices. The new material could provide rapid power to small devices and large industrial equipment.
Researchers at UCLA have developed a potentially more effective treatment for triple-negative breast cancer (TNBC) using nanoscale, diamond-like particles called nanodiamonds. The new compound has been shown to decrease tumor growth and eliminate side effects of cancer treatment in mice.
Researchers from UCLA and UC Berkeley have solved the puzzle of the telomerase enzyme complex's three-dimensional structure, revealing its role in cancer and aging. The discovery opens up new approaches to fighting disease, particularly cancer, by allowing for targeted drug development.
Researchers found genes in turtles that become more active in low-oxygen conditions, including one 130 times more active than in humans, which may improve oxygen-deprivation treatment. Turtles' long lifespan may come from silencing 'life-shortening' genes, similar to those present in humans.
UCLA researchers found a potential link between exposure to traffic-related air pollution and several rare childhood cancers, including acute lymphoblastic leukemia, germ-cell tumors, and retinoblastoma. The study analyzed data from 3,950 children born in California between 1998 and 2007.
A new NIH grant will help Dr. Daniel Geschwind expand his research on the genetic causes of autism spectrum disorders to include African American populations. The study aims to identify gene variants associated with autism in individuals of African ancestry and test their relevance in European populations.
Researchers have pioneered a method to chill molecules using an ultracold cloud of calcium atoms and molecular ions, enabling the creation of hundreds of different molecules. This breakthrough brings scientists closer to building a computer that doesn't work with zeros and ones but with quantum mechanical objects.
Researchers at UCLA and Caltech have successfully monitored the change in genetically modified immune cells, showing a promising treatment for melanoma. A new group of non-engineered T cells arose with a similar tumor-killing effect that lasted even longer than the engineered cells.
Researchers used surveillance data to identify coastal areas in China and the Nile Delta in Egypt as high-risk zones for future flu outbreaks. These regions could be targeted for increased monitoring and vaccination efforts to prevent a pandemic.
Geoengineering researchers propose a new framework to guide governance of climate-altering technologies. The UCLA and Harvard experts suggest allowing low-risk research to proceed while addressing public concerns and ending the current legal void that facilitates rogue projects.
A UCLA-led study found that clot-removal devices do not improve recovery from clot-caused strokes. However, a new generation of devices shows better results and may offer improved outcomes.
Scientists at UCLA discovered a peptide called hypocretin that increases happiness and alertness in humans, while another peptide MCH plays a key role in sleep regulation. The study provides a potential new approach to treating psychiatric disorders like depression.
UCLA researchers found a common abnormality in genetic code that increases Alzheimer's risk, weakening brain connections. The study combined genomic screening with advanced brain scans to pinpoint the SPON1 gene as a culprit.
A UCLA study found that financial hardship, lack of doctor continuity and care coordination, and communication issues significantly hinder access to prostate cancer care among Latino men. The study highlights the need for a multi-faceted approach to improve access, increase health literacy, and enhance care coordination.