On Oct. 12, Vanderbilt University more than doubled the current world record for the total number of vaccinations given in an eight-hour period. From 6:50 a.m. until 2:50 p.m., 12,647 university and medical center faculty, staff and students received free influenza vaccinations at Flulapalooza, a mass vaccination drill and simultaneous attempt to break the current Guinness world record. By the time the event ended around 7 p.m., more than 14,000 total vaccinations had been dispensed.

Antibodies to the 2009 H1N1 influenza strain reveal new insights into how antibody diversity forms and functions, with possible implications for designing flu vaccines.

A protein critical in heart development may also play a part in colon cancer progression.