From literature colon does express NTRK1. From Uniprot.org, NTRK1 is expressed in adenohypophysis, colon, brain, uterus, peripheral blood, among other tissues. Regarding which tissues have NTRK1 expression, here are a few articles citing expression in various tissues:
Brain, Pubmed ID: 15489334, 7823156, 9290260
Colon, Pubmed ID: 2927393
Peripheral blood, Pubmed ID: 10861667, 10982191
Uterus, Pubmed ID: 14702039