Enriched in ASER; arcade cell; intestine; and male-specific anatomical entity based on tiling array; RNA-seq; single-cell RNA-seq; and microarray studies. Is affected by several genes including daf-2; skn-1; and rrf-3 based on tiling array; microarray; and RNA-seq studies. Is affected by nineteen chemicals including hydrogen sulfide; methylmercury hydroxide; and procyanidin based on microarray and RNA-seq studies.