Gupta, SSharma, KNarang, C KMathur, N K1984-04-012009-05-271984-04-012009-05-271984-04-01Gupta S, Sharma K, Narang CK, Mathur NK. Chemical method for identification of N-blocked group in pyroglutamic acid peptides. Indian Journal of Biochemistry & Biophysics. 1984 Apr; 21(2): 133-4http://imsear.searo.who.int/handle/123456789/28748engAmino Acid SequenceOligopeptides --analysisPyrrolidinones --analysisPyrrolidonecarboxylic Acid --analysisChemical method for identification of N-blocked group in pyroglutamic acid peptides.Journal Article