主题：【已应助】求助英文文献4篇，谢谢

【序号】：1
【作者】：Pak-Sin Chu*†, Mayda I. Lopez†, Ann Abraham‡, Kathleen R. El Said‡ and Steven M. Plakas‡
【题名】：Residue Depletion of Nitrofuran Drugs and Their Tissue-Bound Metabolites in Channel Catfish (Ictalurus punctatus) after Oral Dosing
【期刊】：J. Agric. Food Chem.
【年、卷、期】：2008, 56 (17)
【全文链接】：http://pubs.acs.org/doi/abs/10.1021/jf801398p

【序号】：2
【作者】：Thierry Delatour,* Eric Gremaud, Pascal Mottier, Janique Richoz, Francia Arce Vera, and Richard H. Stadler
【题名】：Preparation of Stable Isotope-Labeled 2-Nitrobenzaldehyde Derivatives of Four Metabolites of Nitrofuran Antibiotics and Their Comprehensive Characterization by UV, MS, and NMR Techniques
【期刊】：J. Agric. Food Chem.
【年、卷、期】：2003, 51 (22)
【全文链接】：http://pubs.acs.org/doi/abs/10.1021/jf034536q

【序号】：3
【作者】： Tsai CW， Hsu CH，Wang WH
【题名】：Determination of Nitrofuran Residues in Tilapia Tissue by Enzyme-Linked Immunosorbent Assay and Confirmation by Liquid Chromatography Tandem Mass Spectrometric Detection
【期刊】：JOURNAL OF THE CHINESE CHEMICAL SOCIETY   
【年、卷、期】：2009，56（3）
【全文链接】：

【序号】：4
【作者】：Bosquesi, P. L.; Almeida, A. E.; Blau, L.; Menegon, R. F.; Santos, J. L.; Chung, M. C
【题名】：Toxicity of nitrofuran drugs
【期刊】：Revista de Ciencias Farmaceuticas Basica e Aplicada
【年、卷、期】：2008，29（3）
【全文链接】：