News articles tagged with 'olfactory'
Early sign of Alzheimer's reversed in lab
— 2 Dec 2011 10:14 | HealthOne of the earliest known impairments caused by Alzheimer's disease - loss of sense of smell - can be restored by removing a plaque-forming protein in a mouse model of the disease,…
Mouse nose nerve cells mature after birth, allowing bonding, recognition with mother
— 12 Mar 2011 14:47 | BiologyFor rodent pups, bonding with mom isn't hard-wired in the womb. It develops over the first few weeks of life, which is achieved by their maturing sense of smell, possibly allowing these…
The brain knows what the nose smells, but how? Stanford researchers trace the answer
— 5 Feb 2011 14:12 | HealthMice know fear. And they know to fear the scent of a predator. But how do their brains quickly figure out with a sniff that a cat is nearby?…
Origin of cells associated with nerve repair discovered
— 16 Nov 2010 13:12 | HealthScientists have discovered the origin of a unique type of cell known for its ability to support regeneration in the central nervous system. Their findings, published this week in the…
Odour coding in mammals is more complex than previously thought
— 26 Oct 2010 13:23 | BiologyA new study in the Journal of General Physiology (JGP) shows that the contribution of odorant receptors (ORs) to olfactory response in mammals is much more complex than previously thought,…
Mice that 'smell' light could help us better understand olfaction
— 17 Oct 2010 20:09 | BiologyHarvard University neurobiologists have created mice that can 'smell' light, providing a potent new tool that could help researchers better understand the neural basis of olfaction…
Mosquitoes use several different kinds of odour sensors to track human prey
— 1 Sep 2010 09:35 | BiologyIt now appears that the malaria mosquito relies on a battery of different types of odour sensors to mediate its most critical behaviours, including how to choose and locate their blood-meal…
Buzz off: Popular insect repellents pack a powerful '1-2' punch
— 26 Aug 2010 09:10 | HealthTwo new studies reveal that the commonly used insect repellents DEET and citronellal each work through a dual stimulation of insect sensory systems. The research findings, published…
The secret to sniffing out a safe supper
— 16 Jul 2010 12:39 | HealthWhen mice smell the scent of food on the breath of their fellow mice, they use that experience to decide what's safe to eat in the future. Key in that learning process is the pairing…
Sense of smell holds the key to diagnosis and treatment in early stage Parkinson's disease
— 12 Jun 2010 11:03 | HealthA fast, simple and non invasive test of the ability to smell may be an important tool to screen people who are likely to develop Parkinson's disease (PD), in which motor symptoms only…