Insulinoma-associated 1 (INSM1) gene is intronless and encodes a protein containing both a zinc finger DNA-binding domain and a putative prohormone domain. This gene is a sensitive marker for neuroendocrine differentiation of human lung tumors.[3][4]
↑Lan MS, Li Q, Lu J, Modi WS, Notkins AL (May 1994). "Genomic organization, 5'-upstream sequence, and chromosomal localization of an insulinoma-associated intronless gene, IA-1". The Journal of Biological Chemistry. 269 (19): 14170–4. PMID8188699.
↑Mukhopadhyay S, Dermawan JK, Lanigan CP, Farver CF (August 2018). "Insulinoma-associated protein 1 (INSM1) is a sensitive and highly specific marker of neuroendocrine differentiation in primary lung neoplasms: an immunohistochemical study of 345 cases, including 292 whole-tissue sections". Modern Pathology. Epub ahead of print. doi:10.1038/s41379-018-0122-7. PMID30154579.
Goto Y, De Silva MG, Toscani A, Prabhakar BS, Notkins AL, Lan MS (July 1992). "A novel human insulinoma-associated cDNA, IA-1, encodes a protein with "zinc-finger" DNA-binding motifs". The Journal of Biological Chemistry. 267 (21): 15252–7. PMID1634555.
Li Q, Notkins AL, Lan MS (July 1997). "Molecular characterization of the promoter region of a neuroendocrine tumor marker, IA-1". Biochemical and Biophysical Research Communications. 236 (3): 776–81. doi:10.1006/bbrc.1997.7054. PMID9245732.
Zhu M, Breslin MB, Lan MS (March 2002). "Expression of a novel zinc-finger cDNA, IA-1, is associated with rat AR42J cells differentiation into insulin-positive cells". Pancreas. 24 (2): 139–45. doi:10.1097/00006676-200203000-00004. PMID11854618.