Tag: "circuit" at biology news
Green, leafy spinach may soon power cellphones and laptops
...ic complexes self-assemble and stabilize while the circuit
was fabricated. So far, scientists and engineers' efforts to harness the photosynthetic properties of green plants have been most successful with naturally soft organic materials in liquid solutions. But if organic solar cells are to be pract...
Rare deficit maps thinking circuitry
...H) have pinpointed the site of a defect in a brain circuit
associated with a specific thinking deficit. Their..., and colleagues, traced the thinking deficit to a circuit
at the back of the brain that processes locations of objects in the visual field. The researchers re...
Joslin Diabetes Center launches research section on developmental and stem cell biology
...or interest of the Blackwell lab is a gene-control circuit
that in the early embryo initiates development of the digestive system, which includes the pancreas. This control mechanism later orchestrates one of the body's most important defenses against oxidative stress. Oxidative stress, or an excess of fre...
Brain's reward circuitry revealed in procrastinating primates
...olics by temporarily suppressing a gene in a brain circuit
involved in reward learning. Without the gene, th...inding of the pivotal role played by this gene and circuit
may be of clinical interest," suggested Richmond. "For example, people who are depressed often feel...
Depression traced to overactive brain circuit
... (NIMH) has found that an emotion-regulating brain circuit
is overactive in people prone to depression even ...Brain scans revealed that a key emotion-processing circuit
was overactive only in patients in remission whether or not they had re-experienced symptoms and n...
Casanova or caveman: Scientists isolate nerve cells that choreograph male fly's courtship behavior
...he possibility that there is an ancestral neuronal circuit
for courtship that's common to many species, and that the very different courtship behaviors we see throughout the animal kingdom may have come about by relatively minor changes in this circuit." Although a fruit fly is only a fraction of the size of...
Survival of the fastest: scientists 'selectively breed' winning Formula One cars
... study, explains: "Silverstone is generally a fast circuit
with several slow corners and a selection of fast sweeping turns. This allowed us to test cars that are tuned for higher speed, with less down force for cornering. In contrast Nurburgring is a very twisty and tough track. That means cars need to be c...
How genes get us wired
...vements. "The question is how the nerves form a circuit
from the brain to the target tissue and back to the brain" as an embryo develops, says Mario Capecchi, professor and co-chair of human genetics at the University of Utah School of Medicine and an investigator for the Howard Hughes Medical Institute. ...
UCLA chemists develop new coating for nanoscale probes
... molecular circuitry, the dynamic rearrangement of circuit
nodes and the molecular interactions -- or, in short, observe the 'molecular dance' that defines life itself." In addition to the capacity to paint and observe many different proteins with separate colors, quantum dots can be used for the ultimat...
Leptin rewires the brain's feeding circuits
... to suggest that the wiring diagram of the feeding circuit
is highly dynamic," said Friedman. "And they lead us to at least ask to what extent is the wiring diagram of these neural circuits different in obese people relative to lean people. "If we knew that the basic circuitry that controls feeding is wired ...
Bird's song may be linked to speech disorders
.... "The finding that FoxP2 is expressed in the song circuit
is exciting," White said. "We are getting a green light for studying the songbird to try to understand these genes." FoxP2 may interact with FoxP1, and both genes may be critical for human speech, said White, whose team used molecular genetic techni...
UN study shows environmental consequences from ongoing boom in personal computer sales
...emicals called brominated flame retardants used in circuit
boards and plastic computer cases is of particular concern. Recent studies in the United States, Canada and Sweden show that concentrations of these compounds in humans have been increasing rapidly. In sufficient dosages, they can cause neuro-develop...
UC San Diego faculty receive funding from von Liebig Center to commercialize academic research
... parallelization and motion techniques to discover circuit
optimizations beyond what is possible with traditi...dynamic compiler transformations that optimize the circuit
quality in terms of cycle time, circuit
size, and interconnect costs. This grant will enable his te...
Fuel-cell microbes' double duty: treat water, make energy
...omething big may be brewing on the sewagetreatment circuit
thanks to a new design that puts bacteria ondouble...ode (or positiveelectrode). Electrons flow along a circuit
wired from the anodeto the cathode. A steady flow of wastewater pumped into the chamber feeds theb...
Molecular mechanisms that trigger flowering in spring
...ungsforschung in Cologne describes how a molecular circuit
around the protein CONSTANS induces flowering. Thi...nt is exposed to short winter days. This molecular circuit
is widely conserved in the plant Kingdom and knowledge of how it initiates the formation of flowers ...
...rmance beyond the limits set by silicon integrated circuit
Reward mechanism involved in addiction likely regulates pair bonds between monogamous animals
...connected structures--suggest that a common neural circuit
in male and female voles regulates pair bond forma...continue to examine other components of the neural circuit
involved in pair bond formation. The monogamous prairie vole, which forms lifelong pair bonds, p...
Story tips from the Department of Energy's Oak Ridge National Laboratory
...tly licensed bioluminescent bioreporter integrated circuit
technology developed by Mike Simpson of Oak Ridge National Laboratory and Gary Sayler of the University of Tennessee. These whole-cell living bioreporters are genetically engineered to generate light when they have taken up the targeted substance. Be...
Researchers define molecular basis of human 'sweet tooth'
... they are tracking the behavior of just that taste circuit
and not others that might be triggered by the same receptor -- in essence "a labeled line."...
Gene-expression atlas will provide new direction for brain and spinal-cord studies
...hich neurons in the brain actually contribute to a circuit
controlling a specific behavior. Although this is ... cells in a circuit, to better understand how that circuit
operates and controls behavior." For researchers studying neurological disorders, the atlas will ena...
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