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Noninvasive Diagnosis of Visceral Leishmaniasis:Development and Evaluation of Two Urine-Based Immunoassays for Detection of Leishmania donovani Infection in India

IR@IICB: CSIR-Indian Institute of Chemical Biology, Kolkata

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Title Noninvasive Diagnosis of Visceral Leishmaniasis:Development and Evaluation of Two Urine-Based Immunoassays for Detection of Leishmania donovani Infection in India
 
Creator Ejazi, Sarfaraz Ahmad
Bhattacharya, Pradyot
Bakhteya, Md. Asjad Karim
Mumtaz, Aquil Ahmad
Pandey, Krishna
Ravi Das, Vidya Nand
Das, Pradeep
Rahaman, Mehebubar
Goswami, Rama Prosad
Ali, Nahid
 
Subject Infectious Diseases and Immunology
 
Description Visceral leishmaniasis (VL), one of the most prevalent parasitic diseasesin the developing world causes serious health concerns. Post kala-azar dermal leishmaniasis (PKDL) is a skin disease which occurs after treatment as a sequel to VL. Parasitological diagnosis involves invasive tissue aspiration which is tedious and painful. Commercially available immunochromatographic rapid diagnostic test such as rK39-RDT is used for field diagnosis of VL, detects antibodiesin serum samples. Urine sample is however, much easier in collection,storage and handling than serum and would be a better alternative where collection of tissue aspirate or blood is impractical. In this study, we have developed and evaluated the performance of two urine-based diagnostic assays, ELISA and dipstick test, and compared the results with serologicalrK39-RDT. Our study shows the capability of urinebased tests in detecting anti-Leishmania antibodies effectively for both VL and PKDL diagnosis. The ability of dipstick test to demonstrate negative results after six months in 90% of the VL cases after treatment could be useful as a test of clinical cure. Urine-based tests can therefore replace the need for invasive practices and ensure better diagnosis
 
Publisher Public Library of Science
 
Date 2016
 
Type Article
PeerReviewed
 
Format application/pdf
 
Identifier http://www.eprints.iicb.res.in/2563/1/PLoS_Negl_Trop_Dis_Sarfaraz_2016.PDF
Ejazi, Sarfaraz Ahmad and Bhattacharya, Pradyot and Bakhteya, Md. Asjad Karim and Mumtaz, Aquil Ahmad and Pandey, Krishna and Ravi Das, Vidya Nand and Das, Pradeep and Rahaman, Mehebubar and Goswami, Rama Prosad and Ali, Nahid (2016) Noninvasive Diagnosis of Visceral Leishmaniasis:Development and Evaluation of Two Urine-Based Immunoassays for Detection of Leishmania donovani Infection in India. PLOS Neglected Tropical Diseases.
 
Relation http://dx.doi.org/10.1371/journal.pntd.0005035
http://www.eprints.iicb.res.in/2563/