Oneal D,Joy K W.Glutaminesynthetaseofpealeaves.1. Purification,stabilization,and pHoptima[J]. Arch Biochem Biophys,1973,159:113~122.transformable to various kinds of cell-based antigens to inhibit the relapse of postoperative tumors.Paraneoplastic cerebellar degenerations with anti-Yo antibodies (Yo-PCD) are rare syndromes caused by an auto-immune response against neuronal antigens (Ags) expressed by