SARS-CoV-2 hijacks nanotubes between neurons to infect them

COVID-19 often leads to neurological symptoms, such as a loss of taste or smell, or cognitive impairments (including memory loss and concentration difficulties), both during the acute phase of the disease and over the long ...

'Caramel receptor' identified

Who doesn't like the smell of caramel? However, the olfactory receptor that contributes decisively to this sensory impression was unknown until now. Researchers at the Leibniz Institute for Food Systems Biology at the Technical ...

Study reveals how smell receptors work

All senses must reckon with the richness of the world, but nothing matches the challenge faced by the olfactory system that underlies our sense of smell. We need only three receptors in our eyes to sense all the colors of ...

Fast changing smells can teach mice about space

Researchers at the Francis Crick Institute and UCL (University College London) have found that mice can sense extremely fast and subtle changes in the structure of odors and use this to guide their behavior. The findings, ...

Why your cat does these 6 things, according to science

Having a cat (or several) can add companionship and warmth to any household. As you share each other's space, however, you may have noticed a few quirks that your cat exhibits, varying from adorable to plainly bizarre.

What evolution reveals about the function of bitter receptors

To evaluate the chemical composition of food from a physiological point of view, it is important to know the functions of the receptors that interact with food ingredients. These include receptors for bitter compounds, which ...

Aphrodisiac pheromone discovered in fish semen

An aphrodisiac pheromone discovered in the semen of sea lampreys attracts ready-to-mate females, according to a study publishing July 9 in the open-access journal PLOS Biology by Anne M. Scott of Michigan State University, ...

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