Environmental induction and genetic control of surface antigen switching in the nematode Caenorhabditis elegans Grenache, D.G.; Caldicott, I.; Albert, P.S.; Riddle, D.L.; Politz, S.M. Proceedings of the National Academy of Sciences of the United States of America 93(22): 12388-12393 1996 https://eurekamag.com/research/045/972/045972740.php