Article
Genetic Diversity of the Beta-Casein Gene in Brown Swiss and Creole Cattle From the Peruvian Highlands.
Animal genetics - 1 Jun 2026
Remigio Lorenzo Lucy R, Rivera Romero Cristina, De Souza Pacheco Joao, Bueno Cabrera Wilder, Fuentes Navarro Eduardo L, Pichler Rudolf, Periasamy Kathiravan, Gutiérrez-Reynoso Gustavo A
Abstract excerpt
Cattle's milk and derivatives are essential for human nutrition. However, up to 90% of people experience gastrointestinal discomfort after consumption. Milk digestibility depends on its protein composition. Casein, about 80% of milk proteins, includes beta-casein (CSN2) with two variants: A1 and A2. The A1 variant is linked to gastrointestinal issues, while A2 is easier to digest. Therefore, some dairy farms now...
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