Raising the concentration of trehalose to 20%, the recovery rate of nonactived platelets can reach to 85.7%.

• 结果表明，冻干血小板的保存效果随海藻糖浓度的增加而提高，当海藻糖质量分数增加到20%25时，非活化血小板的恢复率达到85.；7%25；