Fig. 2.
Hematopoietic cell infiltration of organs and PB.
(A) PB of MFINV-TD secondary recipient (pre-B cell by FACS) (original magnification × 40). (B) Peripheral blood of MFINV-TD secondary recipient demonstrates an acute lymphoblastic leukemia confirmed to be of pre-B-cell phenotype by FACS (original magnification × 100).