In PLoS Pathogens, vol 1, issue 4,
In the Results section, under the heading Identification of Mutations Responsible for the ts Mutant Phenotype:
The reversion of nucleotide 19288 in the Alb17Rs virus results in the substitution of Tyr with Ser, and not with Arg as originally stated.
Also in the Results section, under the heading Phenotypes of the MHV-A59 ts Mutants:
Virus-infected cells were labeled in the presence of 100 g per ml of cycloheximide, and not 10 g per ml as originally stated.