Neuroscience

Sniff tests used to create olfactory fingerprint

(Medical Xpress)—A team of researchers with affiliations to several institutions in Israel has developed a way to test the differences in the way people perceive odors. The differences are enough, the team reports in their ...

Neuroscience

Quantifying how the brain smells

Scientists haven't quite decoded how animals smell, but researchers at Cold Spring Harbor Laboratory (CSHL) found that it's different from previously thought.

Neuroscience

Mice have distinct subsystem to handle smell associated with fear

A new study finds that mice have a distinct neural subsystem that links the nose to the brain and is associated with instinctually important smells such as those emitted by predators. That insight, published online this week ...

Genetics

Olfactory neurons adapt to the surrounding environment

Olfactory receptors, present on the surface of sensory neurons in the nasal cavity, recognize odorant molecules and relay this information to the brain. How do these neurons manage to detect a large variability of signals ...

Neuroscience

Cannabinoid receptor activates spermatozoa

Biologists from Bochum and Bonn have detected a cannabinoid receptor in spermatozoa. Endogenous cannabinoids that occur in both the male and the female genital tract activate the spermatozoa: they trigger the so-called acrosome ...

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