The method 1, wherein said GlcNAc2Man3GlcNAc2Gal2NANA2 N glycan is present at a level from about 5 mole percent to about 80 mole percent more than the next most predominant N linked glycan structure of {HEAD ~ said plurality} of {TAIL ~ N} linked glycans 
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The method 1 , wherein said GlcNAc2Man3GlcNAc2Gal2NANA2 N glycan is present at a level from about 5 mole percent to about 80 mole percent more than the next most predominant N linked glycan structure of { HEAD ~ said plurality } of { TAIL ~ N } linked glycans
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL OTH OTH