Columbia investigators win 2003 Gairdner International Award for research
...d neurobiology to address the problem of olfactory sensory perception. They have defined the genes involved in odor recognition and the neural circuits engaged in odor discrimination. Their discoveries provide new insight into how smell, the evocative sense, is represented in the brain. Dr. Hendrickson, Un...Early-life environments shape development of stress behaviors and learning abilities in mice
... inhibition, a measure of the ability to integrate sensory information, that our early environmental manipulations could not regulate," said Francis. "However, our current observations support previous research that the prenatal environment interacts with the postnatal environment to shape stress-associated ...Memory for music: Musicians don't have to hear themselves perform after they learn a song
... you have multiple sources of sensory information that add to the memory in this case, adding the sound of the music to the motor movements of the hands over the keys and the visual stimuli of watching your hand movements. ...Inner ear of chicken yields clues to human deafness and balance disorders
...ner ear and humans cannot. Loss of these so-called sensory hair cells in humans is a leading cause of deafnes... measured the activity of more than 1,800 genes in sensory cells from two regions of the chicken inner ear: the cochlea, where sound is converted into nerve im...Gene therapy grows new auditory hair cells in mammals
...cells in adult guinea pig cochlea can generate new sensory hair cells following the expression of Math1," says Yehoash Raphael, Ph.D., an associate professor of otolaryngology in the U-M Medical School, who directed the study. "We also found that some of these hair cells can attract the growth of new fibers ...Research shows similarities between infants learning to talk, birds learning to sing
...is project shows that maternal behavior and infant sensory capacities interact to generate the development of more advanced infant behavior. It shows that social learning is a crucial part of vocal development." The researchers studied 30 infants with an average age of 8 months and monitored their interactio......as a high UV reflectance. UV vision is part of the sensory equipment of many vertebrates and invertebrates (e. g., honeybees), but has been lost in the evolution of mammals. Not completely, however, as some rodents like mice and rats have retained UV vision. The adaptive reasons for this specialization are l...Possible new cell type found in developing inner ear
...Are they part of the cochlea? Are they part of the sensory organs?" he says. His work is funded by the National Institutes of Health....The mechanical switch in the ear
...e inner ear. These mechanical receptors are called sensory hair cells because of a tuft of hairs or specializ... sensation, the molecular basis of transduction in sensory hair cells was unknown until now. Biophysical experiments with sensory hair cells have proven that t...Drug improves the sense of touch, Science study says
...ined that the cortex of the human brain has both a sensory and a motor "body map." Using these maps unconscio...synaptic plasticity. In an attempt to alter their sensory body maps, participants wore an eight millimeter disc for three hours that stimulated a patch of ski...Brown and MBL create an alliance for teaching and research
...obiology, behavior, global infectious diseases and sensory physiology. Its intensive graduate-level educational program is renowned throughout the life sciences. Founded in 1888, the MBL is the oldest private marine laboratory in the Western Hemisphere.......courting male fiddler crabs, Uca musica: test of a sensory trap hypothesis." Animal Behaviour 66(1): 89-94...Weizmann Institute scientists report why taste and smell differ among individuals
.... Usually one person, or a small test panel, makes sensory decisions taken to represent billions of customers. But since every nose is different, industry might rethink such issues. The investigators believe that soon a DNA chip could be used to perform olfactory genetics typing of panels and target audience...Researchers one step closer to Holy Grail of neurobiology
... aroused animal or human will be more sensitive to sensory stimuli, be physically more active; and react more...ratory mice that measured the animal's response to sensory stimuli, motor activity and emotional reactivity. They found that a "generalized arousal function" u...Scientific equipment including the first European student experiment reaches the ISS
...nding how humans perceive space, the role that the sensory information of sight, balance, motion and position plays in this, and how their perception is affected by weightlessness. CARDIOCOG looks into changes in the cardiovascular and respiratory systems of humans in weightlessness. The third ESA life scie...Fruit fly pheromone receptor first ever discovered linked to specific sexual behavior
...anding how the brain integrates different kinds of sensory input and translates those signals into complex behaviors critical to reproduction and survival....Stem cells delivered into back of eye hold promise for people with retinitis pigmentosa
...h it then sends to the back of the brain where the sensory signals are interpreted into the visual experience. Retinas contain a number of specialized cells, including the rods and cones, which capture light and send electrical signals to the brain, and glial support cells. The retina also has an extensive ...Can heart failure impair thinking?
...ristics occurring without obvious motor or primary sensory symptoms, suggests neural damage in sites serving specific roles in memory, CO2 regulation, and sympathetic and parasympathetic control. A New Study Accordingly, a new study has been conducted to evaluate whether neural areas underlying control of...Researchers identify molecular alterations in patients with irritable bowel syndrome
...e GI tract where it plays a key role in the motor, sensory and secretory functions of the gut. For some time, scientists have suspected that alterations in serotonin may contribute to abnormal conditions in the GI tract. "Now we have a perspective on molecular changes in the intestines of individuals with IB......cordingly. Therefore, compared with other forms of sensory perception, smell is a fast sense, not a slow one," says Mainen. "Humans are far more attuned to the visual world, but the computations our brains carry out are probably not all that different than in rodents. The neural mechanisms that enable rodent...