scholarly journals Development and validation of an LC tandem MS assay for the quantification of β-lactam antibiotics in the sputum of cystic fibrosis patients

2017 ◽  
Vol 73 (1) ◽  
pp. 95-101
Author(s):  
Katrien Forier ◽  
Virginie Van Heck ◽  
Mieke Carlier ◽  
Eva Van Braeckel ◽  
Sabine Van Daele ◽  
...  
2008 ◽  
Vol 68 (11-12) ◽  
pp. 1027-1032 ◽  
Author(s):  
Yanmei Ma ◽  
Shan Cheng ◽  
Michael L. Leski ◽  
Dali Luo ◽  
Junqi He

2013 ◽  
Vol 925 ◽  
pp. 16-19 ◽  
Author(s):  
Edwin C.A. Stigter ◽  
Sophia Letsiou ◽  
Niels J.F. vd Broek ◽  
Johan Gerrits ◽  
Kenji Ishihara ◽  
...  

Pathology ◽  
2011 ◽  
Vol 43 ◽  
pp. S19
Author(s):  
James Pitt
Keyword(s):  

2006 ◽  
Vol 25 (11) ◽  
pp. 1043-1044
Author(s):  
Damià Barceló ◽  
Mira Petrovic
Keyword(s):  

2018 ◽  
Vol 101 (3) ◽  
pp. 897-903 ◽  
Author(s):  
Brian T Veach ◽  
Renea Anglin ◽  
Thilak K Mudalige ◽  
Paula J Barnes

Abstract This paper describes a rapid and robust method utilizing a single liquid–liquid extraction for the quantitation and confirmation of chloramphenicol, florfenicol, and nitrofuran metabolites in honey. This methodology combines two previous extraction methods into a single extraction procedure and utilizes matrix-matched calibration standards and stable isotopically labeled standards to improve quantitation. The combined extraction procedure reduces the average extraction time by >50% when compared with previously used procedures. The drug residues were determined using two separate LC-tandem MS conditions. Validation of all the analytes was performed, with average quantitation ranging from 92 to 105% for all analytes and the RSDs for all analytes being ≤12%.


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