Figure 2: (a)(b) Bone marrow biopsy at day 28 of the first cycle of R-CHOP therapy revealed complete clearance of CD20 positive atypical large lymphoma cells and commencement of resolution of the hemophagocytosis ((a) H&E x200, (b)CD20 x200).
(c) Chromosomal analysis at day 28 of the first cycle of RCHOP therapy demonstrated 20 of the 20 analyzed cells showed normal karyotype 46XX and CR was attained.

Nishida et al.Journal of Cancer Therapeutics and Research  2012 1:28DOI : 10.7243/2049-7962-1-28