A team of researchers, including a UCR chemist, has discovered a novel site of histone acetylation that regulates gene expression in yeast. The study used mass spectrometry to show that this new site is associated with gene activation by attracting the SWI/SNF chromatin remodeling complex.
A team of researchers has identified 219 chemicals that affect plant growth due to gravity, leading to a better understanding of protein transportation and genetic signaling in plant cellular membranes. The discovery uses chemical genomics to study the link between endomembrane system components and gravitropic response.
Wendy Saltzman's study finds that subordinate female monkeys are infertile until they become dominant, potentially benefiting them by reducing resource investment in infant survival. Her research on marmoset social behavior has implications for understanding human fertility and reproductive functioning.
A team of researchers at the University of California, Riverside, has discovered a molecular mechanism that allows plant cells in thin structures like leaves to develop in a jigsaw-like pattern. This unique pattern provides the leaf with an extraordinary degree of strength, enabling it to grow and thrive.
A team of researchers, led by UCR scientist Michael Allen, investigated the response of a mycorrhizal fungal community to CO2 concentrations over six years. The findings suggest that previous work has overestimated the magnitude of community and ecosystem responses to carbon dioxide changes.
The project aims to evaluate the effectiveness of data-mining tools in identifying threat levels and national security interests. The UC Riverside team, including graduate students and staff, will work closely with experts from Bell Laboratories and Lucent Technologies.
Physicist Gary Zank and his team at UCR will study the heliosphere and interstellar space with the $134-million IBEX mission. The team aims to confirm or refute predictions about the hydrogen wall, a boundary comprised of hydrogen atoms and protons.
A research team has published a paper in Science that uses molecular biology to fill gaps in the evolutionary history of bats. The study reveals that megabats originated from four major lineages of microbats, which emerged around 52-50 million years ago.
A research team has published a paper in Science magazine that uses molecular biology to illuminate the evolutionary history of bats. The study reveals that large fruit-eating bats (megabats) emerged from four major lineages of smaller, night-flying bats (microbats), with the latter originating around 52-50 million years ago.
Roger Atkinson, a leading atmospheric chemist, has been elected Fellow of the American Geophysical Union. His pioneering research on atmospheric reactions and photochemical smog has received recognition from various quarters. He has contributed to the development of analytical and experimental methods for researchers.
Researchers used quantum dots to visualize protein localization in plant cells for the first time, providing valuable understanding of pollen tube interaction. The study paves the way for using quantum dots in live imaging and improving plant breeding techniques.
Researchers found that chiral compounds, including organophosphates and synthetic pyrethroids, pose previously uncalculated toxic risks due to their biologically different behaviors. Using just the active isomer can achieve similar pest control with reduced chemical use and environmental benefits.
Researchers have discovered a link between DNA movement and the formation of antibody genes in specialized blood cells. The study found that a specific type of transposable element is involved in both DNA recombination mechanisms, shedding light on their relationship and potential role in cancer development.
UCR researchers Ludwig Bartels and team advance nanoscale electronics development by controlling chemical reactions one molecule at a time. They use an STM to guide individual molecules through step-by-step reactions, enabling fine-tuning of reactivity and optimizing atomic-scale construction of complex molecules.
Price promotions benefit consumers overall, but not manufacturers or retailers in the long run. Introducing store brands is beneficial to premium brand manufacturers and offers increased profit margins for retailers.
The UC Riverside Extension will provide support to trained teachers and day care providers in San Bernardino County with funding from First 5 California and First 5 San Bernardino. The organization will offer tuition assistance, training, and educational resources to help improve early childhood education.
UC Riverside researchers found that cigarette smoke delays the formation of healing tissue and sets the stage for increased scarring. The study, led by Professor Manuela Martins-Green, used doses equivalent to 'first-hand' and 'second-hand' exposure in humans and mice, revealing the negative effects on fibroblasts' structure and function.
A UCR-led team is using data and analysis to identify effective strategies for reducing poverty in rural areas of Brazil. The two-year project aims to provide insights that can inform public policies nationwide.
A team of UCR researchers led by Daniel R. Gallie found that reducing ethylene production through ACC synthase increases drought tolerance in corn plants. The study suggests a promising approach to help farmers adapt to changing environmental conditions.
A $2 million NSF grant enables researchers to develop real-time soil monitoring technologies, reducing the impact of fertilizers and greenhouse gases on the environment. The project aims to determine best management practices for California agriculture while minimizing harm to the environment.
Carborane acids, discovered by researchers at the University of California - Riverside, show great promise in various applications. They are extremely strong, yet gentle, allowing chemists to study important molecules without destroying them. This property enables the carborane acids to add hydrogen ions to weakly basic molecules, maki...
A study by UC Riverside researchers has found that fish living in high-predator environments challenge classical evolutionary theories on aging. They have been shown to live longer, exhibit lower mortality rates, and maintain higher levels of fertility compared to those from low-predator environments.
A team of researchers has identified three genetic suppressors of RNA silencing in plants, which are crucial for combating citrus tristeza virus (CTV) infections. These viral suppressors can be targeted by genetically engineering virus-resistant citrus trees, offering a promising approach to disease control and reducing economic losses.
Researchers have discovered a key plant protein, VPEg, that plays a crucial role in defending plants against various pathogens by activating programmed cell death pathways. This finding has significant implications for our understanding of how plants control cell death and may lead to new strategies for improving crop resistance.
The five-year Copernicus Project aims to increase the number, quality, and diversity of California's science teachers. The project will integrate existing programs, new elements, and national standards to address the critical need for science teachers in the state.
A five-year study will monitor weed growth and make recommendations for maintaining fragile biodiversity, which is already impacted by development. The research aims to determine the threshold at which nitrogen affects different vegetation types and model future vegetation based on N emissions and urban development scenarios.
Researchers discovered over 2,200 new human-specific Alu DNA repeats not found in chimpanzees, suggesting an explosive expansion of genetic code. This finding contradicts the idea of natural selection and highlights a chemical process driving human evolution.
The project aims to examine both natural and human factors that spread transgenes into non-engineered crops and natural populations. Biological scientists will collaborate with social scientists to develop a global model of gene flow, accounting for human and natural processes.
A recent UCR study of middle school students in Riverside and San Bernardino counties found that the weight of backpacks is a significant predictor of pain. The researchers calculated that students carrying packs weighing up to 20% of their body weight were more likely to experience back pain.
Research team led by Mark Springer has traced solenodon origins to the Mesozoic era, 76 million years ago. The findings suggest that these shrew-like creatures branched off from insect-eating relatives and have remained biologically unchanged over millions of years.
Researchers found that African-American and Hispanic outpatients with back pain were less likely to receive painkillers than white patients. The study attributes this disparity to racial stereotypes among physicians, suggesting a potential issue with racism in the US healthcare system.
Researchers at UC Riverside have successfully developed a low-carb corn variety with increased protein and oil content, thanks to the introduction of a cytokinin gene that promotes plant growth. This breakthrough could help address global food security challenges by improving the nutritional value of cereal grains.
By decreasing the enzyme dehydroascorbate reductase, UC Riverside researchers have improved drought tolerance in plants, enabling them to conserve water resources and survive droughts. This discovery is highly valuable for U.S. and world agriculture, particularly in areas with erratic rainfall.
A UCR study found that exposure to second-hand smoke compromises the ability of fibroblasts to move towards damaged tissue, leading to abnormal healing and excessive scarring. The research team discovered that components of second-hand smoke alter the cells' cytoskeleton, increasing adhesive properties and reducing mobility.
Researchers discover transgenic mosquitoes are severely impaired in development and reproduction, laying fewer eggs and having lower egg-adult survivorship. This finding has major implications for the competitiveness of transgenic mosquitoes against non-engineered wild-types.
Researchers have discovered a chemical fingerprint of methane gas from ancient ocean sediments, indicating massive passage of methane through the sediments. The findings suggest that methane clathrates played a significant role in mass extinctions associated with climate change.
Researchers at UC Riverside discover chemocyanin, a small protein found in the stigma of lily flowers, which effectively guides sperm-laden pollen tubes to the plant's ovules. The study sheds new light on the complex process of seed formation in flowering plants.
Researchers have developed a device, known as a micromechanosensor, that allows for rapid detection of botulism toxins, which can cut detection time from days to minutes. This could lead to more effective treatment and lower mortality rates among those afflicted.
Rao's research aims to understand the mechanism of virus assembly, a crucial step in viral transmission and disease spread. By studying the brome mosaic virus, his lab hopes to develop new strategies for blocking virus assembly and preventing disease.
The UCR engineer will measure particulates in air to improve measurement methods and determine the source of fine particle air pollution. The researcher will use special instruments to quantify and minimize errors in results, aiming to provide more accurate data on air pollution.
Researchers are investigating how ethanol content affects exhaust emissions from vehicles meeting current and upcoming emission standards. The study aims to better understand the impact of fuel properties on toxic emissions entering the atmosphere.
A recent UC Riverside study found that mosquito coils in Indonesia and Asian markets contain the banned substance S-2, which can cause exposure to bischloromethyl ether, a potent lung carcinogen. The researchers plan to measure levels of BCME in indoor environments where the coils are used.
A recent study by Tibi et al. provides new insights into the mechanism of deep earthquakes, with implications for earthquake prediction. The researchers demonstrated remote triggering of one deep earthquake by another, shedding light on how these powerful events begin.
Faculty members Krishnamurthy and Keogh receive funding to improve wireless network efficiency and develop efficient algorithms for analyzing sequential data. Their research has potential applications in disaster recovery, finance, industry, and more.
A team led by UC Riverside geneticist Dr. Close will deliver advanced information and material resources for barley genomics, aiming to make the barley genome accessible to everyone. The four-year project focuses on accessing expressed genes in Triticeae genomes using reliable methods.
A recent UC Riverside study shows that glaciers once existed in the southernmost region of North America, as recently as 5,000-10,000 years ago. This finding has implications for understanding past climate change and testing the validity of computer models predicting future climate change.
The University of California, Riverside is part of PIPRA, a collaborative effort to review public sector patenting practices and develop shared technology packages. This initiative aims to enhance the impact of technology transfer on public benefit, addressing critical global agricultural needs.
A recent study by A. A. Hoffmann et al. found that the fruit fly Drosophila birchii lacks genetic variation to adapt to changing thermal conditions, a concern for endangered species. UC Riverside's Derek Roff warns that global warming may exacerbate this issue, threatening the survival of already endangered species.
The June issue of Plant Physiology features UCR's Center for Plant Cell Biology, which addresses fundamental questions in plant biology through interdisciplinary approaches. The center's work has significant implications for understanding plant cell function and responses to environmental changes.
Researchers at UC Riverside have made a breakthrough in single neuron positioning on microelectrodes, enabling the study of brain functions and diseases like dementia. This technology has the potential to benefit public health directly by providing a better understanding of how the brain functions.