Single fingerprint at a crime scene detects class A drug usage

New single-cell analysis tool links immune cells to kidney cancer recurrence

New AI-based tool can find rare cell populations in large single-cell datasets

DEA moves toward approving more research for Marijuana growers. 36 states now permit marijuana to be used medically, and 17 allow recreational use. Yet researchers who wish to study the drug’s health effects have been limited since 1968 to a single legal supplier of the drug.