News tips from the Journal of Neuroscience
... they don't work for everyone, for example, if the auditory nerve is severely damaged. Lim and Anderson propos...s central nucleus (ICC) as an alternative site for auditory prostheses. For such devices to work, it is necessary to stimulate at sites that tap into the tonoto...News tips from the Journal of Neuroscience
...erent auditory-nerve (AN) fibers in the absence of auditory stimuli. They recorded the spike activity in single AN fibers in anesthetized cats, then used the distributions of the interspike intervals (ISIs) to model spontaneous release. Taking into account the spontaneous discharge rate and characteristic fre...Learning a second language -- Is it all in your head?
.... The HG, which contains the primary region of the auditory cortex, is typically associated with handling the ...e learners were those who showed activation in the auditory cortex (where HG resides). The participants all were native American English speakers with no knowle...Brain's 'hearing center' may reorganize after implant of cochlear device
...ear to allow deaf people to hearmay restore normal auditory pathways in the brain even after many years of dea...ear allowed the team to locate where in the brains auditory cortex various frequencies were processed and come up with a map for these tones. Their results demo...Ability to listen to 2 things at once is largely inherited, says twin study
...stand a broad and complex group of disorderscalled auditory processing disorders (APDs)in which individuals wi...uble making sense of the sounds around them. Our auditory system doesnt end with our ears, says James F. Battey, Jr., M.D., Ph.D., director of the NIDCD. It a......ry University have found that with motherhood, the auditory cortex in female mice responds more quickly and ro...Schreiner show that the timing and strength of the auditory cortical responses to these communicative sounds differ between these two groups of female mice: neu...News tips from the Journal of Neuroscience
...eurons of the inferior colliculus (IC) and primary auditory cortex (AI) encode timing and location features of auditory stimuli. The latency to fire after a stimulus is thought to be particularly important, based on stud...Babies able to tell through visual cues when speakers switch languages: UBC study
...dy know that babies can tell languages apart using auditory cues," says Weikum. "But this is the first study to show that young babies are prepared to tell languages apart using only visual information." The researchers found that six-month-old babies from both bilingual French-English and monolingual Engli...Dinosaur hearing, listening to muscle noise, quieter cubicles
...ING--HOW DINOSAURS HEARD THEIR WORLD Studying the auditory systems of living organisms is helping scientists to learn the evolutionary pressures their ancestors faced, and even to reconstruct the hearing abilities of extinct animals such as dinosaurs and early mammals. According to the University of Marylan...UCLA molecular biologists convert protein sequences into classical music
...the sequence of proteins into music and can get an auditory signal for every protein," said Jeffrey H. Miller,...ogy Institute. "Every protein will have its unique auditory signature because every protein has a unique sequence. You can hear the sequence of the protein." ...Class of PCB's causes developmental abnormalities in rat pups
...-27, showed that the toxicant altered the rat pups auditory cortex, the part of the brain that processes sound...rs, including language impairments and autism, the auditory cortex responds abnormally to sound. Some scientists believe this is the basis of the conditions. ...News tips from the Journal of Neuroscience
...was expressed in cells immediately adjacent to the auditory region of the rhombic lip. Overexpression of Sef in E2 chick embryos decreased the size of the auditory nucleus, whereas reduced Sef expression in mutant mice caused abnormal morphological development i...Study shows isolation of stem cells may lead to a treatment for hearing loss
...lease an electrical impulse which passes along the auditory nerve to the brain. If the sound is too loud, the hair cells are damaged and no longer send signals to the brain. Severely damaged hair cells do not repair themselves nor do they regenerate naturally. While further research is necessary, the re...Nutrients might prevent hearing loss, new animal study suggests
...so reduced neural excitotoxicity, or the damage to auditory neurons that can occur due to over-stimulation. The post-noise nutrient doses apparently "scavenged" free radicals that continue to form long-after after this noise exposure ends. In the past 10 years, scientists have learned that noise-induced he...One membrane, many frequencies
...ical signals and pass them on to the brain via the auditory nerve). If certain genes for this membrane are missing or damaged, total deafness ensues. Rousso and research student Rachel Gueta, together with researchers at the Ben-Gurion University of the Negev, wanted to explore the mechanical properties of ...After scrutiny, preemie lung treatments turn out to be safe, effective
...sessment given within 24 hours of birth called the auditory brainstem evoked response (ABR), a non-invasive test that measures the brains response to sounds. "We considered ABR a window into the whole brain," Amin said. "And it doesnt look like the brain is affected in infants who received multiple courses ...Out-of-body experiences may be caused by arousal system disturbances in brain
...dition of temporary paralysis along with visual or auditory hallucinations immediately after waking up or before falling asleep due to an ill-timed disconnection between the brain and the body. Although it was once considered very rare, about 25 percent of all people have probably experienced sleep paralysis ...News tips from the Journal of Neuroscience
...ic startle response, and 19 of the 51 had abnormal auditory thresholds. Fourteen of 19 lines showed recessive ...s in one gene, pejvakin produce a nonprogressive auditory neuropathy as a result of defects in auditory nerve cells. In contrast, the mutation identified in t......"This study confirms that what we used to call the auditory cortex should really be thought of as much more co...properties," says Robert Zatorre, PhD, head of the auditory cognitive neuroscience laboratory at McGill University. "The textbook-standard view of sensory syste......maging in macaques to examine visual modulation of auditory receptive fields. The authors used sounds of vario...etized animals, most fields were activated only by auditory stimuli, but some areas responded just to visual stimuli. Combined auditory and visual stimuli produ...