Tag: "visual" at biology news
Unique imaging uncovers the invisible world where surfaces meet
...d using a sensitive detection plate, she creates a visual
picture of the electrons as they are spread out in all directions and eventually hit the plate. After sophisticated analysis, the resulting pattern can reveal the structure of the surface material. Why go to all this trouble? To reveal the workings...
Keep your eyes on the puck
...ceive and the brain must process the last piece of visual
information before you perform the final critical movement such as putting, shooting a basket, serving, or in this case making a save. To accurately track eye movements and gaze duration in a sport, Vickers' neuromuscular lab continues to pioneer ...
Erotic images prove useful in coaxing out unconscious brain activity
...sion, research subjects shifted the focus of their visual
attention according to whether they were straight ...to uncover mechanisms by which the brain processes visual
information that is not consciously perceived by the subjects. When subjects become conscious of ima...
Women's skin tone influences perception of beauty, health and age
...his study points out that wrinkles aren't the only visual
cue to a woman's age. "Skin tone and luminosity ...or Dr. Bernhard Fink. "An even skin tone can give visual
clues about a person's health and reproductive capability, so it is considered most desirable." ...
Data show treatment with Remicade reduced hospitalizations for ulcerative colitis patients by half
...f you experience any numbness, weakness, tingling, visual
disturbances or seizures while taking REMICADE. Allergic reactions, some severe, have been reported during or after infusions with REMICADE. Signs of an allergic reaction include hives, difficulty breathing, chest pain, high or low blood pressure,...
Researchers add to understanding of how brain cells communicate
... hot stove, the pain signal from your hand and the visual
signal from your eyes reach the brain at about the same time, forging a memory. Specifically, memory requires the coordinated activation of many types of receptors at synapses. The flow of calcium ions through a channel in NMDA receptors plays a cent...
New biologic treatment for tennis elbow may replace surgery for chronic sufferers
...months and had scored at least a 60 of 100 using a visual
analog scale (a continuum on which a person rates ...tment, with a final overall evaluation. Using the visual
analog scale, at 4 weeks post-treatment the PRP-treated group reported a mean 46 percent improvement...
Center for Sensory Biology Inaugural Symposium
...ns School of Medicine "Biochemical mechanisms of visual
pigment regeneration in the vertebrate retina" Gabriel H. Travis, M.D., Professor of Ophthalmology and Biological Chemistry Jules Stein Eye Institute, UCLA School of Medicine "High fidelity signaling in the inner ear: molecules of mechanotransduc...
How ants find their way
...ouncil (BBSRC), have shown precisely how the ant's visual
navigation strategy works. On a wood ant's first t...es. The researchers refined their research on ant visual
memory selection in lab experiments. Research leader, Professor Tom Collett from the University of S...
Vax and Pax: Taking turns to build an eye
...onents are busy constructing the cord that carries visual
signals to the brain. And these guys aren't supposed to mingle. That's why researchers at the Salk Institute for Biological Studies were surprised to find the respective team captains--Vax2, a protein that along with Vax1 builds the optic nerve cor...
Giant pandas see in color
...gray or colored. That ability and the accompanying visual
acuity could lead to the pandas being better able to forage for bamboo. For instance, to determine whether to head for a bamboo patch that is healthy and colorful as opposed to one that is brown and dying."...
Most important actors in the growth process of neurons identified
...ls in the fruit fly's brain. The DCN belong to the visual
system of the adult fruit fly and stimulate the visual
cortex. The axons of the DCN form a very stereotypical connection pattern. This well-ordered pattern...
MIT material stops bleeding in seconds
...ially restore sight in hamsters that had had their visual
tract severed. In that case, the self-assembling peptides served as an internal matrix on which brain cells could regrow. While experimenting with the liquid during brain surgery, the researchers discovered that some of the peptides could also stop ...
More than meets the eye
...ving your eyes can actually help resolve ambiguous visual
inputs." Our eyes move all the time, whether to...lution. In addition to the jumpy video stream, the visual
system constantly receives feedback about the eye movements that the brain is generating." Hafed ...
New drug blocks influenza, including bird flu virus
...crobiology and immunology and of ophthalmology and visual
sciences. "The virus can't even get into the cell. The peptide is blocking the very earliest step in infection." Antiviral drugs are considered to be a critical line of defense in the event of an influenza epidemic or pandemic. Vaccines are the most...
A valuable fly for research into disease
...erative diseases, epilepsy, immune system defects, visual
pathologies, heart disease. A tiny insect, the fruit fly (Drosophila melanogaster) is providing an excellent model system to unravel these diseases and many others. More than 5,000 researchers worldwide are currently working with this organism and pr...
Compound eyes, evolutionary ties
...nabled insects to make significant improvements in visual
acuity and angular sensitivity. In contrast, beetl...form these light gathering units is present in the visual
system of fruit flies, house flies and other insects with open eye systems, but conspicuously absent...
2006 Science and Engineering Visualization Challenge winners announced
..., recognizes outstanding achievement in the use of visual
media to promote understanding of research results...udges criteria for evaluating the entries included visual
impact, innovation and accuracy. The winning entries communicate information about complex mathemati...
Hard-wiring the fruit fly's visual system
Both vertebrate and fruit fly have so-called visual
maps in the brain that represent the world they see. These visual
maps consist of millions of nerve cell contacts that need to be wired correctly during development i...
Earth's most diverse marine life found off Indonesia's Papua Province
...al. Researchers described an underwater world of visual
wonders, such as the small epaulette shark that "walks" on its fins and colorful schools of reef fish populating abundant and healthy corals of all shapes and sizes. Threats from over-fishing with dynamite and cyanide, as well as deforestation and...
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