Chan'su is a traditional Chinese medicine. Recent studies found an active antitumor
component bufalin (BF) in chan'su. The bufalin selectively induces differentiation and
apoptosis of human leukemia cells, and enhances retinoic acid induced differentiation of
acute promyecytic Leukemia cells in primary culture. In combination with other anticancer
drugs the bufalin may be very useful in the differentiation of human leukemia. Due...