美国XenoTech LLC  
XenoTech是一个合作研发组织（CRO），在对细胞色素酶P450诱导物、抑制剂和底物等候选药物的评估中，为客户提供无可比拟的经验及专业意见。公司为候选药物评估提供各种体外合作研究，也为药物代谢研究的产物进行广泛的筛查。XenoTech是Sekisui Chemical Co., Ltd公司的子公司。该公司由Andrew Parkinson博士创建于1994年。

XenoTech is dedicated to providing the highest quality GLP in vitro drug metabolism and drug-drug interaction studies to pharmaceutical and chemical companies worldwide.

We are the leading provider of a variety of in vitro tools including hepatocytes, microsomes, S9 fraction, recombinant CYPs, transporter membranes, substrates and metabolites and antibodies against Cytochromes P450.
Uncommon Science, Uncommon Service
Our Purpose
XenoTech is a Contract Research Organization (CRO) serving clients with our unparalleled experience and expertise in evaluating drug candidates as substrates, inhibitors and inducers of cytochrome P450 enzymes. We offer a variety of in vitro contract studies for drug candidate evaluation, as well as an extensive selection of products for drug metabolism research. To assess the victim and perpetrator potential of drug candidates, XenoTech designs and conducts studies in accordance with US FDA recommendations.

Our Clients
While pharmaceutical companies are frequent consumers of our products and services, our client list includes a wide range of industry types and sizes. Although the majority of these studies are conducted on drug candidates, XenoTech has also performed studies on pesticides, cosmetics, fragrances, nutraceuticals and herbal preparations. XenoTech's product selection includes a wide-range of high quality standard reagents, from subcellular fractions and hepatocytes to our newest offering, transporter membranes. We also prepare and deliver custom-designed products and services in response to client requests.

Our Staff
XenoTech scientists deliver invited seminars, teach drug metabolism courses, conduct hands-on workshops and consult on metabolism-related issues for numerous organizations worldwide, including the FDA. We have extensive experience in the preparation of customized reports for contract service clients from all over the world and can deliver timely reports for electronic or paper submissions. We focus our business, customer service, and support staff on understanding, meeting and exceeding our clients’ objectives. At XenoTech, we pride ourselves on our outstanding record of client retention, and we are committed to continually improving our products and services to meet our clients' changing needs.