pepsinogen

views updated May 29 2018

pepsinogen The inactive precursor of the enzyme pepsin. Pepsinogen is secreted by the lining of the vertebrate stomach into the lumen, where it is converted to pepsin by hydrochloric acid and also by the action of pepsin itself.

pepsinogen

views updated Jun 08 2018

pepsinogen (pep-sin-ŏ-jĕn) n. see pepsin.