Isolation of IgG from human serum

TH Tao Huang
XC Xueling Chen
HG Huan Gu
CZ Conghui Zhao
XL Xingmu Liu
MY Meiling Yan
XD Xiaodong Deng
ZZ Zaiping Zhang
JG Jiang Gu
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Human serum was obtained through centrifuging healthy adult donors' peripheral blood at 500 × g for 5minutes at 4°C. Total IgG was purified from serum using affinity chromatography with Recombinant Protein G Agarose according to the manufacturer's instructions (Invitrogen, California, USA).

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