A family of serine peptidase inhibitors that occur in animals, some single-cell eukaryotes, and higher plants. They contain variable numbers of KAZAL MOTIFS and inhibit SERINE ENDOPEPTIDASES such as ACROSIN and TRYPSIN.
Subtype terms (2)
More specific conditions that are subtypes of Serine Peptidase Inhibitors, Kazal Type in the MeSH hierarchy.