Assertion: virus's protein | /r/HasProperty | prp
Facets:
Source sentences:
text: This evidence has led to the now widely accepted prion theory, which states that the cellular protein PrP is the sole causative agent of prion diseases; there is no nucleic acid involved.
text: We now know that a normal cellular protein, called PrP ( for proteinaceous infectious particle) and which is found in all of us, is centrally involved in the spread of prion diseases.