Researchers screened a massive library of over 150 million virtual molecules and discovered the first drugs that selectively target one of two mammalian melatonin receptors that modulate sleep-wake cycles.
The researchers uncovered efforts to sell to minorities by drawing from corporate papers such as memos, financial reports and company newsletters that are housed in the UCSF Truth Tobacco Industry Documents Library.
For a conditioned response to become long-lasting requires brain cells to increase amounts of an insulating material called myelin, which may serve to reinforce and stabilize newly formed neural connections.