Medical research

New understanding of how we see colors

(Medical Xpress)—Scientists have until now not fully understood how animals see in color, since visual pigments in eyes contain exactly the same chromophore (light absorbing segment of the molecule) and yet can absorb different ...

Inflammatory disorders

New drug promises relief for inflammatory pain

Pain from inflammation sidelines thousands of Americans each year. Many face a tough choice: deal with the pain, take a potentially addictive opioid or use a nonsteroidal anti-inflammatory drug that may increase risk for ...

Medical research

A new contributor to atherosclerosis

Free radicals produced during oxidative stress react with membrane fatty acids to yield highly reactive lipid aldehydes, which can modify proteins and cause cellular or tissue damage.

Health

Aldehydes dominant carcinogen in tobacco smoke

(HealthDay)—Aldehydes are the major carcinogens in tobacco smoke, according to a study published online June 18 in the Proceedings of the National Academy of Sciences.

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