Today, apoptosis is implicated in a variety of cancers—through ... signal transduction targets. One such molecule is genistein, a soy bean natural product that is a known protein-tyrosine kinase ...

"STAT3-a STAT family member activated by tyrosine phosphorylation in response to epidermal growth factor and interleukin-6," Science, 264:95-8, 1994. (Cited in about 100 publications through September ...