In Print Focus: Serotonin Tied to Eating Pattern—at least in Worms Nematodes are offering insight into the role of serotonin in diet and metabolism, according to Gary Ruvkun, whose study is the first to use an animal model that totally lacks the neurotransmitter. Worms without it stop reproducing, eat less but get fatter. It's counterintuitive until you consider that reproduction for them requires laying 15 times their body weight in eggs. MedEd News BBS Bulletin

Headlines New Study Finds Substantial Suffering Among Children with Cancer at the End of Life Upcoming Kinsey Caucus Lunchtime Film Series: Tongues Untied A film by Marlon Riggs Tuesday, February 22 12:00 p.m.

Spotlight New Countway Library Exhibit Highlights the History of Vaccination This lock of English physician Edward Jenner's hair is among the more unusual items in the exhibit marking the 200th anniversary of smallpox vaccination experiments conducted by Benjamin Waterhouse, a member of the first HMS faculty. Waterhouse was the foremost American proponent of Jenner's belief that inoculation of cowpox matter could confer immunity. Student Scene What Students Take Home from a Patient Home Visit First-year MD–PhD student Erica Seiguer describes a home visit she made for the Patient–Doctor I course and what she learned from it. The message, she says, may eventually affect the way she and her classmates treat patients.

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