Article
An autosomal recessive variant in PYGM causes myophosphorylase deficiency in Red Angus composite cattle.
BMC genomics - 27 Apr 2024
Batt Mackenzie C, Venzor Leila G, Gardner Keri, Reith Rachel R, Roberts Kelsey A, Herrera Nicolas J, Fuller Anna M, Sullivan Gary A, Mulliniks J Travis, Spangler Matthew L, Valberg Stephanie J, Steffen David J, Petersen Jessica L
Abstract excerpt
BACKGROUND: Between 2020 and 2022, eight calves in a Nebraska herd (composite Simmental, Red Angus, Gelbvieh) displayed exercise intolerance during forced activity. In some cases, the calves collapsed and did not recover. Available sire pedigrees contained a paternal ancestor within 2-4 generations in all affected calves. Pedigrees of the calves' dams were unavailable, however, the cows were ranch-raised and...
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