Breunig, Sarkisian, Arellano et al.: "Primary cilia regulate hippocampal neurogenesis by mediating sonic hedgehog signaling." in: Proceedings of the National Academy of Sciences of the United States of America, Vol. 105, Issue 35, pp. 13127-32, 2008 (PubMed).
Qualtrough, Buda, Gaffield et al.: "Hedgehog signalling in colorectal tumour cells: induction of apoptosis with cyclopamine treatment." in: International journal of cancer. Journal international du cancer, Vol. 110, Issue 6, pp. 831-7, 2004 (PubMed).
Wetmore, Eberhart, Curran: "The normal patched allele is expressed in medulloblastomas from mice with heterozygous germ-line mutation of patched." in: Cancer research, Vol. 60, Issue 8, pp. 2239-46, 2000 (PubMed).
Park, Bai, Platt et al.: "Mouse Gli1 mutants are viable but have defects in SHH signaling in combination with a Gli2 mutation." in: Development (Cambridge, England), Vol. 127, Issue 8, pp. 1593-605, 2000 (PubMed).
Ghali, Wong, Green et al.: "Gli1 protein is expressed in basal cell carcinomas, outer root sheath keratinocytes and a subpopulation of mesenchymal cells in normal human skin." in: The Journal of investigative dermatology, Vol. 113, Issue 4, pp. 595-9, 1999 (PubMed).
Hall, Hooper, Finger: "Expression of sonic hedgehog, patched, and Gli1 in developing taste papillae of the mouse." in: The Journal of comparative neurology, Vol. 406, Issue 2, pp. 143-55, 1999 (PubMed).
Dahmane, Lee, Robins et al.: "Activation of the transcription factor Gli1 and the Sonic hedgehog signalling pathway in skin tumours." in: Nature, Vol. 389, Issue 6653, pp. 876-81, 1997 (PubMed).
Kinzler, Bigner, Bigner et al.: "Identification of an amplified, highly expressed gene in a human glioma." in: Science (New York, N.Y.), Vol. 236, Issue 4797, pp. 70-3, 1987 (PubMed).
Kinzler, Ruppert, Bigner et al.: "The GLI gene is a member of the Kruppel family of zinc finger proteins." in: Nature, Vol. 332, Issue 6162, pp. 371-4, 1988 (PubMed).