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©The Author(s) 2004. Published by Baishideng Publishing Group Inc. All rights reserved.
World J Gastroenterol. Jun 15, 2004; 10(12): 1769-1774
Published online Jun 15, 2004. doi: 10.3748/wjg.v10.i12.1769
Published online Jun 15, 2004. doi: 10.3748/wjg.v10.i12.1769
Time- and pH-dependent colon-specific drug delivery for orally administered diclofenac sodium and 5-aminosalicylic acid
Gang Cheng, Feng An, Mei-Juan Zou, Jin Sun, Yun-Xia He, Department of Biopharmaceutics, School of Pharmacy, Shenyang Pharmaceutical University, Shenyang 110016, Liaoning Province, China
Xiu-Hua Hao, School of Pharmacy, Jilin University, Changchun 130021, Jilin Province, China
Author contributions: All authors contributed equally to the work.
Supported by the Foundation of Ministry of Education of China for distinguished Teachers, No. 903 and the Natural Science Foundation of Liaoning Province, No. 9910500504
Correspondence to: Gang Cheng, Department of Biopharmaceutics, School of Pharmacy, Shenyang Pharmaceutical University, PO Box 32, 103 Wenhua Road, Shenyang 110016, Liaoning Province, China. chenggang63@hotmail.com
Telephone: +86-24-23843711-3536 Fax: +86-24-23953047
Received: January 9, 2004
Revised: February 14, 2004
Accepted: February 21, 2004
Published online: June 15, 2004
Revised: February 14, 2004
Accepted: February 21, 2004
Published online: June 15, 2004
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