C. elegans agrin is expressed in pharynx, IL1 neurons and distal tip cells and does not genetically interact with genes involved in synaptogenesis or muscle function. oleh Ana Hrus, Gordon Lau, Harald Hutter, Susanne Schenk, Jacqueline Ferralli, Marianne Brown-Luedi, Ruth Chiquet-Ehrismann, Stefano Canevascini