Title: Effect of supplemental β-carotene in the periparturient diet on plasma vitamin A and β-carotene concentrations and lymphocyte proliferation in Holstein cows
Abstract: 1. Single oral β-cryptoxanthin administration increases its serum concentration and enhances peripheral blood neutrophil function in Holstein cattle Atsushi KIMURA, Yo-Han KIM, Kazuyoshi HASHIZUME, Akira ITO, Katsuyuki MUKAI, Keiichiro KIZAKI, Shigeru SATO Journal of Veterinary Medical Science CrossRef