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Substance Name: Placental ribonuclease inhibitor
RN: 120178-77-0


  • RNasin, is a purified human placental ribonuclease inhibitor, known to have antiangiogenic activity through the inhibition of angiogenin and basic fibroblast growth factor.

Classification Code

  • Enzyme Inhibitors
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Links to Resources

Names and Synonyms

Name of Substance

  • Placental ribonuclease inhibitor


  • Nuclease inhibitor, rnasin
  • Placental rnase inhibitor
  • Ribonuclease inhibitor (placental)
  • Ribonuclease-angiogenin inhibitor
  • Rnasin
  • Rnh gene product

Systematic Name

  • Nuclease inhibitor RNasin

Registry Numbers

CAS Registry Number

  • 120178-77-0

System Generated Number

  • 0120178770