TFF3 and isosporiasis: The fact that the increased serum TFF‐3 concentrations in calves with coccidiosis (Durgut & Ok, 2023) and in dogs with isosporiasis (I. B. Yildiz & Ok, 2022) were due to the intense release of TFF‐3 from goblet cells to repair the epithelial damage caused by Eimeria oocysts in the intestine supports the present findings.