We Detected surface N on both of those contaminated cells and non-infected neighboring cells24. N, like all N proteins, is extremely positively charged, and binding of endogenous N and cell-derived or recombinant N to cells needs heparan sulfate/heparin (hugely negatively charged proteoglycan), as revealed via the abrogation of binding by https://cesarfdxpe.azzablog.com/29760690/the-smart-trick-of-isolation-of-ccfdna-that-no-one-is-discussing