The chitin synthase genes chs-1 and chs-2 are essential for C. elegans development and responsible for chitin deposition in the eggshell and pharynx, respectively.
Dev Biol. 2005 Sep 15;285(2):330-9. doi: 10.1016/j.ydbio.2005.06.037.
Dev Biol. 2005.
PMID: 16098962