what is a gip
GIP is derived from a 153-amino acid proprotein encoded by the GIP gene and circulates as a biologically active 42-amino acid peptide.It is synthesized by K cells, which are found in the mucosa of the duodenum and the jejunum of the gastrointestinal tract.Like all endocrine hormones, it is transported by blood.IP is derived from a 153-amino acid proprotein encoded by the GIP gene and circulates as a biologically active 42-amino acid peptide.