Journal article
Cytokine biomarkers for the diagnosis of tuberculosis infection and disease in adults in a low prevalence setting
V Clifford, M Tebruegge, C Zufferey, S Germano, B Forbes, L Cosentino, E Matchett, E McBryde, D Eisen, R Robins-Browne, A Street, J Denholm, N Curtis
Tuberculosis | CHURCHILL LIVINGSTONE | Published : 2019
Abstract
Objective: Accurate and timely diagnosis of tuberculosis (TB) is essential to control the global pandemic. Currently available immunodiagnostic tests cannot discriminate between latent tuberculosis infection (LTBI) and active tuberculosis. This study aimed to determine whether candidate mycobacterial antigen-stimulated cytokine biomarkers can discriminate between TB-uninfected and TB-infected adults, and additionally between LTBI and active TB disease. Methods: 193 adults were recruited, and categorised into four unambiguous diagnostic groups: microbiologically-proven active TB, LTBI, sick controls (non-TB lower respiratory tract infections) and healthy controls. Whole blood assays were used..
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Funding Acknowledgements
This study was supported by a grant from the John Burge trust. MT was supported by a Clinical Lectureship provided by the U.K. National Institute for Health Research.