Erratum.
In Deborah M. Barnes's Research News article "Drug may protect brains of heart attack victims" (6 Feb., p. 632), William A. Pulsinelli (whose name was misspelled) was incorrectly included in the statement, "because rodents are more susceptible to ischemic brain damage than primates, the Cornell researchers stress the importance of testing potential neuroprotective drugs in nonhuman primates before giving them to humans."