Fig. 3From: Sputum signatures for invasive pulmonary aspergillosis in patients with underlying respiratory diseases (SPARED): study protocol for a prospective diagnostic trialHPLC-MS/MS detection of TAFC and bmGT in the sputum of a probable IPA patient. Abbreviations: bmGT = bis(methylthio)gliotoxin; TAFC = triacetylfusarinine; IS = internal standard (phenacetin)Back to article page