Gamma globulin prepared from a pool of donor plasma is sometimes given to patients with hematologic diseases to supplement low levels, such as in patients undergoing stem cell transplants.

• 有时会给给血液病患者（例如进行造血干细胞移植时）输注从血浆中制备的丙种球蛋白，以补充其体内的丙种球蛋白含量。