RETRACTED: Validation and application of a high-performance liquid chromatographic-based assay for determination of the inosine 5′-monophosphate dehydrogenase activity in erythrocytes

This article has been retracted at the request of the Editors. Please see Elsevier Policy on Article Withdrawal (http://www.elsevier.com/locate/withdrawalpolicy).Reason: This article has been published without consent of all authors. P.N Khalil and M.N. Khalil have submitted the paper without knowledge or consent of the other co-authors, N. Erb, G. Escherich and G.E. Janka-Schaub.