Family of viruses including herpes simplex types 1 and 2, and herpes zoster (also called varicella zoster).
Note: Herpes viruses cause several infections, all characterized by blisters and ulcers, including chickenpox, shingles, genital herpes, and cold sores or fever blisters.
Source:
PAC, 2016, 88, 713. 'Glossary of terms used in developmental and reproductive toxicology (IUPAC Recommendations 2016)' on page 763 (https://doi.org/10.1515/pac-2015-1202)