Buffalopox, believed to be caused by vaccinia virus, occurs among
buffaloes in India. In the infected buffaloes, the viruses produce pustular
lesions on the teats and udders of lactating buffaloes. The individuals, such
as milkmen, coming in con-tact with these infected buffaloes suffer from the
infection. The lesions usually develop on the hands and faces of the milkmen.
Buffalopox appears to be distinct from variola and vaccinia
viruses. Smallpox vaccine does not confer protection against infection by