News articles tagged with 'olfactory' (Page 5)
Hormone found to have new role in development of brain's smell centre
— 27 Mar 2008 17:52 | HealthA human hormone known to stimulate the growth of cells throughout the body has a new role - helping to set up the proper nerve connections in the odour centre of the brain, according…
Impaired sense of smell can be early indicator of Parkinson's disease
— 21 Mar 2008 19:07 | HealthImpaired sense of smell occurs in the earliest stages of Parkinson's disease (PD) and there is mounting evidence that it may precede motor symptoms by several years, although no large-scale…
DEET, a chemical in bug spray, works by masking human odours
— 14 Mar 2008 15:14 | BiologyFifty years have passed since the United States Department of Agriculture and the U.S. Army invented DEET to protect soldiers from disease-transmitting insects (and, in the process,…
Two noses are necessary for flies to navigate well
— 26 Dec 2007 17:57 | BiologyAnimals and insects communicate through an invisible world of scents. By exploiting infrared technology, researchers at Rockefeller University just made that world visible. With the…
Mouse: I am not afraid
— 7 Nov 2007 18:00 | BiologyThe innate tendency of mice to shy away from the smell of danger can be switched off by simply turning off certain receptors in the nose, even though the same mice can detect the smells…