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Tag: "nasal" at biology news

Nose odors and mouth odors: The brain distinguishes

...e nostrils and the other ended farther back in the nasal passage near the throat, where odors from the mouth would originate. As they introduced odors into one tube or the other, they scanned the subject's brains using functional magnetic resonance imaging, a technique in which harmless magnetic fields and...

Doctors should stop prescribing antibiotics for the common cold, review advises

...throat; if antibiotics have any effect on pus-like nasal discharge; and if antibiotics have significant side effects in people with colds. Although there may be some benefit of using antibiotics to treat the runny nose with colored discharge (acute purulent rhinitis), "their routine use is not recommended...

Study shows humans have ability to track odors, much like bloodhounds

...t only the olfactory nerve in the nose, but also a nasal sensory nerve, the trigeminal nerve. Most odors stimulate both, and some, like onions and ammonia, are stinging enough to bring tears to the eyes. Perhaps, some suggested, von Bekesy's subjects were localizing odors based on trigeminal nerve stimulat...

Chronic Sinus Infection Thought To Be Tissue Issue, Mayo Clinic Scientists Show It's Snot

... the cause of chronic sinus infections lies in the nasal mucus -- the snot -- not in the nasal and sinus tissue targeted by standard treatment. The findings will be published in the August issue ...

Live vaccines more effective against horse herpes virus

... to a mild upper respiratory infection with fever, nasal discharge and fatigue for a day or two. The virus ...evers, no neurological disorders and less virus in nasal fluids. One horse vaccinated with the inactivated virus and one from the control group showed mild n...

Asthma gene clusters identified

...etrix "GeneChip" analysis of RNA isolated from the nasal epithelium of children who have an acute case of asthma or asthma stabilized with medication. The analysis revealed two distinct gene expression profiles in these groups of children, according to Gurjit K. Khurana Hershey, MD, PhD, director of the Ce...

Novel antiviral technology inhibits RSV infection in mice

...us's NS1 gene can be administered in the form of a nasal drop orspray. The treatment keeps the host's natural antiviral shield intactand attenuates virus reproduction, providing substantial protectionfrom severe infections over days to weeks."Dr. Mohapatra and his team developed nose drops containing vecto...

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