Adult onset progressive alopecia and leukotrichia developed in 2 registered black Angus cows, aged 6 and 7
years. Histopathologic findings in skin were prominent melanin clumping and degeneration of matrix cells with formation
of giant multinucleate cells within hair bulbs, accompanied by peribulbar melanin incontinence and fibrosis and dystrophic
hair...
Over a 3.5-year period, 4 Rocky Mountain goats (Oreamnos americanus), housed at a single facility, developed clinical disease attributed to infection by Caprine arthritis encephalitis virus (CAEV). Ages ranged from 1 to 10 years. Three of the goats, a 1-year-old female, a 2-year-old male, and a 5-year-old male, had been...