BACKGROUND: Peptide:N-glycanase (PNGase) is an enzyme which releases N-linked glycans from glycopeptides/glycoproteins. This enzyme plays a role in the ER-associated degradation (ERAD) pathway in yeast and mice. but the biological importance of this activity remains unknown. PRINCIPAL FINDINGS: In this study. https://storeanimalwiz.shop/product-category/cat-litter/