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Ruminal acidosis and the rapid onset of ruminal parakeratosis in a mature dairy cow: A case report
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Hook, Sarah E., AlZahal, Ousama, McBride, Brian W., Croom, Jim, Steele, Michael A.
structural and functional adaptations of the rumen epithelium. On the final day of the grain challenge, the daily mean ruminal pH was 5.41 ± 0.09 with a minimum of 4.89 and a maximum of 6.31. Ruminal pH was under 5.0 for 130 minutes (2.17 hours) which is characterized as the acute form of ruminal acidosis in
. Rumen papillae from the high grain diet displayed extensive sloughing of the stratum corneum and compromised cell adhesion as large gaps were apparent between cells throughout the strata. This case report represents a rare documentation of how the rumen epithelium alters its function and structure