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Substance Name: Trefoil factor
RN: 146046-78-8


  • Member of trefoil peptide family; from rat intestinal villus epithelial cells; has homology with (pancreatic) porcine, mouse & human trefoil peptides; 81 amino acid residues; RefSeq NM_053844 (rat), NM_005423 (human); do not confuse with SML1 protein.
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Names and Synonyms

Name of Substance

  • Trefoil factor

MeSH Heading

  • Trefoil Factor-3


  • Intestinal trefoil factor
  • Itf protein
  • Rat intestinal trefoil factor
  • SP, Rat gastrointestinal tract
  • Spasmolytic polypeptide, rat gastric mucous cells

Systematic Name

  • Intestinal trefoil factor (rat clone T3411 precursor reduced)

Registry Numbers

CAS Registry Number

  • 146046-78-8

System Generated Number

  • 0146046788