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poly·cyt·i·dyl·ic acid | \ ˌpäl-i-ˌsit-ə-ˈdil-ik- 
\
\Medical Definition of polycytidylic acid
: RNA or a segment of RNA that is composed of a polynucleotide chain consisting entirely of cytosine-containing nucleotides and that codes for a polypeptide chain consisting of proline residues when functioning as messenger RNA in protein synthesis
— called also poly(C)
— see poly i entry cComments on polycytidylic acid
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