Screening of Counterfeit Cephalosporin and Discrimination from Penicillins by High-Throughput Chemical Color Tests

References

1. 1.↵
   A review of drug quality in Asia with focus on anti-infectives. United States Pharmacopoeia (USP), Drug Quality and Information Program, 2 2004, pp 1–46.
2. 2.↵
   1. Jähnke R. W. O.

   Counterfeit medicines and the GPHF-Minilab for rapid drug quality verification. Pharm. Ind. 2004, 66 (10), 1187–1193.

   OpenUrl
3. 3.↵
   Validation of Analytical Procedures: Text and Methodology, ICH Topic Q2 (R1) Step 5 (CPMP/ICH/381/95), 6 1995.
4. 4.↵
   1. Ríos A.,
   2. Barceló D.,
   3. Buydens L.,
   4. Cárdenas S.,
   5. Heydorn K.,
   6. Karlberg B.,
   7. Klemm K.,
   8. Lendl B.,
   9. Milman B.,
   10. Neidhart B.,
   11. Stephany R. W.,
   12. Townshend A.,
   13. Zschunke A.,
   14. Valcárcel M.

   Quality assurance of qualitative analysis in the framework of the European project “MEQUALAN”. Accred. Qual. Assur. 2003, 8 (2), 68–77.

   OpenUrl
5. 5.↵
   1. Bitha P.,
   2. Li Z.,
   3. Francisco G. D.,
   4. Yang Y.,
   5. Petersen P. J.,
   6. Lenoy E.,
   7. Lin Y. I.

   6-(1-Hydroxyalkyl)penam sulfone derivatives as inhibitors of class A and class C β-lactamases II. Bioorg. Med. Chem. Lett. 1999, 9 (7), 997–1002.

   OpenUrlCrossRefPubMed
6. 6.↵
   1. Delpiccolo C. M. L.,
   2. Mata E. G.

   Solid-phase synthesis of β2-methyl substituted penam derivatives through penicillin sulfoxide rearrangement. Tetrahedron: Asymmetry 1999, 10 (20), 3893–3897.

   OpenUrl
7. 7.↵
   1. Deshpande A. D.,
   2. Baheti K. G.,
   3. Chatterjee N. R.

   Degradation of β-lactam antibiotics. Curr. Sci. 2004, 87 (12), 1684–1695.

   OpenUrl
8. 8.↵
   1. Sawai T.,
   2. Takahashi I.,
   3. Yamagishi S.

   Iodometric assay method for beta-lactamase with various beta-lactam antibiotics as substrates. Antimicrob. Agents Chemother. 1978, 13 (6), 910–913.

   OpenUrlAbstract/FREE Full Text
9. 9.↵
   1. Nagahara T.,
   2. Kametani T.

   Enantioselective Syntheses of Carbapenem Antibiotics. Heterocycles 1987, 25, 729–806.

   OpenUrl
10. 10.↵
    1. Ernst B. C.

    The chemical structure of the penicillins. Nobel Lecture. 3 1946. http://nobelprize.org/nobel_prizes/medicine/laureates/1945/chain-lecture.pdf.
11. 11.↵
    1. Humphreys J. G.

    A test for penicillins on chromatograms and spot tests. The Ohio Journal of Science 1967, 67 (3), 190–191.

    OpenUrl