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微信扫一扫Protein extraction was according to Li et al.（2007）．Hypopharyngeal glands（1mg HG/10μL buffer）were added to phosphate buffer（PB）pH 7.6，containing 32.5mMol/L K2HPO4，2.6mMol/L KH2PO4，400mMol/L NaCl. The glands were homogenized for 20minutes on ice and sonicated for 2minutes，then centrifuged at 12000g a
