protein natural host normal function prion state prion phenotype year identified
protein
natural host
normal function
prion state
prion phenotype
year identified
list length
number
text text text <c,text> text number
ure2p saccharomyces cerevisiae nitrogen catabolite repressor [ure3] growth on poor nitrogen sources 1994
how many prions have been characterized ?
WRB JJ NNS VBD-AUX VBD-AUX VBN .
13
select count ( c1 ) from w