Scientists discover skin keeps time independent of the brain

A study has now found that a type of opsin known as neuropsin is expressed in the hair follicles of mice and synchronize the skin's circadian clock to the light-dark cycle, independent of the eyes or brain. Researchers now want to see if skin heals better if it's exposed to certain types of light.

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Newly identified compounds could help give fire ants their sting

Native to South America, imported fire ants have now spread to parts of North America and elsewhere around the world. These invasive pests have painful stings that, in some cases, can cause serious medical problems, such as hypersensitivity reactions, infections and even kidney failure. Now, researchers have identified pyridine alkaloids that, along with other venom components, could contribute to these conditions.

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