CRTAM and Hermansky-Pudlak syndrome: After treatment with PS, the number of CD3+ T cells and CD355+ T cells increased, the ratio of CD3+ T cells in LPS, MPS, and HPS increased by 3.8%, 6.4%, and 2.9%, respectively, and the ratio of CD355+T cells in the three groups increased by 7.1%, 18%, and 6.8%, respectively.