We detected surface area N on both of those infected cells and non-infected neighboring cells24. N, like all N proteins, is very positively billed, and binding of endogenous N and cell-derived or recombinant N to cells needs heparan sulfate/heparin (remarkably negatively charged proteoglycan), as demonstrated by the abrogation of binding https://edwinkkkhf.bmswiki.com/4686028/5_easy_facts_about_serum_plasma_viral_nucleic_acid_extraction_described