The existence of huge clusters of T/NK cells on either side of gill arches, at the base of the efferent element of filaments, was unforeseen. Our investigations disclosed that these clusters constitute a different structured lymphoid tissue, which we title the “Amphibranchial Lymphoid Tissue” (ALT). In 2017, the NPFC recognized https://jarediigxo.ampedpages.com/the-basic-principles-of-atlantic-mackerel-costco-57938441