Brain circuit may permit scientists to eavesdrop on memory formation
...g-related area of the brain to another region that governs the brain's higher functions. The studies open the way for eavesdropping on one of the central processes in learning and memory, says HHMI investigator Erin M. Schuman . She and Miguel Remondes of the California Institute of Technology published the...Flies have morning and evening clocks
... of neurons, including the dorsal lateral neurons, governs the evening activity peak. In additional experiments, the researchers selectively disrupted the internal clock machinery of the circadian neurons. The studies showed that one set of circadian neurons drives the other. "It's as if there is a wiring c...Academics find that the finger of destiny points their way
...ntists cause the right side of their brains, which governs spatial and analytic skills, to develop strongly. The study, which as been submitted to the British Journal of Psychology, also found that: these hormonal levels may make male scientists less likely to have children. those men with a higher leve...Extinction in ocean's mud presages key ecological changes
...that the particular cause of extinction ultimately governs the ecosystem-level consequences of biodiversity loss," the researchers conclude. In short, predicting how coastal environments will cope as animal species decline as a result of human activity will depend on a better grasp of why species a...Study in Royal Society journal on evidence for impact of global warming on bird populations
...nalogue of the Second Law of Thermodynamics, which governs the directions of changes in thermal systems such ...o fundamental driving forces of energy and entropy governs the directions of the changes. The same balance between energy and entropy, which measures disorder,...Chimpanzee brains are asymmetrical in key areas and their handedness reflects it
...nique to humans." Just as in humans, neuroanatomy governs whether a chimp becomes a lefty or a righty. Hopkins points out that chimps are also strongly right-handed for manual gestures and throwing, a clue to the origins of more general right-hand dominance in both chimps and humans. This second stu...DFG establishes three new clinical research units
...at it is not the serum glucose concentration which governs the metabolism. Brain glucose regulation is critical for higher organisms since a lack of glucose (neuroglycopenia) can result in dysfunction and can even be fatal. Hepatitis C infection is still a serious health problem. More than 170 million peop...Fundamental finding yields insight into stem cells, cancer; opens door to drug discovery
...into a fundamental cellular control mechanism that governs tissue regeneration, stem cell renewal and cancer growth. In humans, malfunctions in the pathway have been implicated in skin and brain cancers, as well as certain developmental defects, according to the researchers. The team found that the protein b...Vollum Institute discovery may unlock human genome
...will help unravel the genomic instruction set that governs how genes are regulated in a given cell type. If one views the genome as a multidimensional puzzle, our method helps make the puzzle a little simpler." The discovery already has demonstrated its implications for human diseases. Goodman's lab is worki...Researchers find local environment directly influences adult stem cell reservoirs
...et of signals released by stem cells' surroundings governs their maintenance. These findings, available online and in today's issue of Current Biology , will aid stem cell researchers in understanding and potentially manipulating the delicate environments that promote adult stem cell formation, said Dr...Wisconsin scientists find portal to show animals evolve
...tanding genetic mystery: What is it, exactly, that governs the development and evolution of form? Is it the genes themselves or the devices within DNA that control where genes are used in the making of the animal's body? The answer, according to the team from the Howard Hughes Medical Research Institute (HHM...Effective cancer treatments follow the clock
...ur, circadian (Latin for "about a day") cycle that governs functions like sleeping and waking, rest and activity, fluid balance, body temperature, cardiac output, oxygen consumption and endocrine gland secretion. In their experiments, the researchers measured the animals' body weight as an indicator of respo...Defenseless plants arm themselves with metals
...harmaceuticals like aspirin and acne medications - governs this pathway. When faced with a fungus or bacteria, most plants turn up their production of salicylic acid, which then interacts with other molecules in the plant, eventually turning on the genes that produce the proteins involved in fighting infecti...Wine, music and schizophrenia genes
... genetic information to manufacture a protein that governs cellular processes. Researchers are now finding that many genes do not make a protein, but rather a micro-RNA, as it is known, that is involved in the regulation of the expression of other genes. Micro-RNAs seem to figure prominently in the expressio...Scientists find molecular pathway suspected in precancerous stomach lesions
...y found, is a transcription factor a protein that governs the expression of genes under its control called Barx1. The main action of Barx1 in stomach lining formation is to block signaling through another pathway known as Wnt, the scientists found. "Barx1 gives us a handle on what elements of the pathway m...Sensory deprivation reduces new cell size in the olfactory system
...ze and excitability in the olfactory system, which governs the ability to smell, according to a study in Neuron by a Yale School of Medicine researcher. "This gives new insight into how stem cells in the olfactory system may be used to restore function in a brain that has been compromised by degenerative di...Faulty body clock leads to obesity and diabetes
...ur, circadian (Latin for "about a day") cycle that governs functions like sleeping and waking, rest and activity, fluid balance, body temperature, cardiac output, oxygen consumption and endocrine gland secretion. "The body clock regulates the time we go to bed, the time we get up and the time we get hungry -...UCR chemist part of team identifying new areas of gene regulation
...of a team that has discovered a new way that yeast governs genetic expression and repression, a finding that could be repeated in cells of other organisms. Zhang, an academic coordinator at the Mass Spectrometry Facility of the Department of Chemistry at UCR, worked with Feng Xu and Michael Grunstein of the...Fox Chase study shows that weakened T-cell receptor signals change T-cell lineage
...e while T cells migrate to the thymus gland, which governs their development. "The recognition and destruction of invading pathogens by T lymphocytes is essential to the ability of humans to resist disease," said Wiest. "T cells recognize these invaders by means of a surface structure called the T-cell anti...Natural relaxant protects against asthma, may yield new therapy
...he Duke researchers earlier showed that the enzyme governs GSNO levels in many tissues, including the lung. Normal mice prone to asthma exhibit increased GSNO reductase levels, resulting in lower concentrations of lung GSNO following allergen exposure, the researchers found. In contrast, mice with elevated ...