Assertion: oxytocin | /r/HasAspect | the distinction
Facets:
value: in 1953
type: TEMPORAL
value: by vincent du vigneaud et al
type: OTHER
Source sentences:
text: Oxytocin has the distinction of being the first ever peptide hormone to have its amino acid sequence identified and synthesized in the lab by du Vigneaud, which earned him the Nobel Prize in 1955.
text: Oxytocin has the distinction of being the very first polypeptide hormone to be sequenced and synthesized biochemically, by Vincent du Vigneaud et al. in 1953.