Jean, here's a link to a company in California that MAY offer the test kit; there's contact information for your physician to request the test be sent to your lab:
About Oncotech
http://www.oncotech.com/about/about_oncotech.asp
Optimization of protocols and screening of Topoisomerase II-alpha for SNPs that predict response to etoposide and doxorubicin
David L. Smith, William A. Ricketts and Michael van Waes. 1. Oncotech Inc, 15501 Red Hill Avenue, TustinCA92780 2. LI-COR Biosciences, 4308 Progressive Avenue, LincolnNE68504.
American Association for Cancer Research (AACR), 2005, Abstract #4457: 1
http://www.oncotech.com/innovation/p...ails.asp?id=54