DiscoveRx Corp. and HD Biosciences , a Chinese CRO, announce partnership to provide services with innovative technology platforms

Release date: 1/13/2010

Shanghai, China – Wednesday, January 13, 2010 - HD Biosciences, an integrated Drug Discovery and Development company based in Shanghai, China announced today that it has entered into a partnership with DiscoveRx Corporation (Fremont, California USA), a premier provider of innovative cell based assay solutions for GPCR, Kinases, NHR and Proteases.

Via this partnership, HD Biosciences obtains access to DiscoveRx PathHunter® and cAMP Hunter™ cell lines and proprietary EFC chemiluminescent detection technology for use for HD Biosciences programs. The agreement also enables DiscoveRx to gain additional foothold in Chinese drug discovery markets.

DiscoveRx´s PathHunter® β-Arrestin and HitHunter® cAMP assays are homogeneous chemiluminescent assays which are rapidly becoming GPCR screening platform of choice for screening and profiling applications.

Xuehai Tan, President and CEO, HD Biosciences comments, “HD Biosciences is delighted to partner with DiscoveRx to expand HDB´s service platforms into new technologies such as PathHunter® and HitHunter® GPCR and kinase assays. As a leading biology CRO company, we look forward to continually fulfilling our customers´ research needs via our expertise and expanded service technologies supported by partners like DiscoveRx.”

Dr. Pyare Khanna, President and CEO, DiscoveRx Corporation says, “This is a significant achievement for DiscoveRx as it truly strives to become a global company. Asia Pacific is becoming an increasingly important market for drug discovery and our partnership with HD Biosciences signifies the first step for DiscoveRx as it establishes a presence in China. Global pharmaceutical companies are working with leading Chinese CRO companies such as HD Biosciences and availability of truly innovative technologies such as PathHunter® and HitHunter® a necessary step for expediting the drug discovery process.”

About DiscoveRx Corporation
Founded in 2000, DiscoveRx is a privately held, venture-backed company headquartered in Fremont, California, with an additional office in Birmingham, England. The Company pioneered the use of β-galactosidase enzyme fragment complementation in biochemical and cell based assays for discovery research, and holds extensive intellectual property in this area. DiscoveRx is dedicated to the development and commercialization of innovative solutions to study GPCRs, Kinases and other major drug target classes, and many of their innovative products have been widely adopted in pharmaceutical and biotech drug screening laboratories worldwide. The Company is also a recipient of two Frost and Sullivan 2008 awards: Award for Innovation in North American Healthcare Market as well as a European Product Line Strategy Award for it's GPCR Cell Based assay portfolio. For more information on DiscoveRx products, please visit www.discoverx.com.

About HD Biosciences
HD Biosciences Co. Ltd. is a Shanghai based biology focused preclinical drug discovery contract research organization. The Company offers comprehensive technology platforms and expertise around Hit to Lead and Lead Optimization in preclinical drug discovery and development, which includes biology assays/assay development, compound profiling, high throughput screening, DMPK, in vivo pharmacology, drug efficacy and safety, as well as natural product based lead compound discovery. The Company currently collaborates with 6 out of 10 top pharmaceutical companies and many mid-sized pharmaceutical and biotech companies over the world. HDB won the “2008 best research partner” award from Pfizer, one of its long term collaboration clients. HD Biosciences cultivates itself as one of the world best biology CROs based on “people, process, accountability, teamwork, focus, and innovation”. For more information about HD Biosciences service, please visit www.hdbiosciences.com.

Media Contacts
DiscoveRx Corporation
Sailaja Kuchibhatla
Sr. VP Business Development
42501 Albrae Street
Fremont, CA 94538, USA
tel | 1.510.979.1415 x 104
skuchibhatla@discoverx.com
www.discoverx.com

HD Biosciences
Angela Chen
Head, Business Development
HD Biosciences Co. Ltd
590 Ruiqing Road
Shanghai, 201201
PR China tel | 86-21-51163700
angelachen@hdbiosciences.com

Business Contact
HD Biosciences
Angela Chen
Head, Business Development
HD Biosciences Co. Ltd
590 Ruiqing Road
Shanghai, 201201
PR China
tel | 86-21-51163700
angelachen@hdbiosciences.com