spontaneous autoimmune thyroiditis

initialism: SAT
https://doi.org/10.1351/goldbook.13695
Autoimmune thyroiditis (see thyroiditis, autoimmune) that develops spontaneously (without any apparent cause or manipulation) in certain strains of mice and rats (e.g., NOD mice, BB and BUF rats) as well as in other animals (e.g., OS chickens, marmoset monkeys, beagles).
Source:
PAC, 2012, 84, 1113. (IUPAC glossary of terms used in immunotoxicology (IUPAC Recommendations 2012)) on page 1247 [Terms] [Paper]