Author

Kunj Modi

Cepheid (United States)

Listed by name: these papers carry no ORCID for this author, so different people with the same name may be mixed together.

Biology Disciplines

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Microbiology· 1

Signature Assays, Organisms & Methods

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Approach:experimental assay· 1

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David AllandiD· 1 shared Gayatri Shankar ChilambiiD· 1 shared Paulami RudraiD· 1 shared Soumitesh ChakravortyiD· 1 shared Yiwang CheniD· 1 shared

Activity by Year

2026-2026 · peak 1/yr

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1 shared paperMicrobiology

David AllandORCID

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1 paper

Recent·Most cited

Excessive sample reagent incubation time increases the risk of false rifampin resistance results in Xpert(R) MTB/RIF Ultra tests performed on paucibacillary Mycobacterium tuberculosis sputum.

Gayatri Shankar Chilambi, Kunj Modi, Paulami Rudra, Yiwang Chen, Soumitesh Chakravorty, David Alland

This study shows that extended incubation of paucibacillary sputum samples beyond 4 hours in sample reagent increases false rifampin resistance results in Xpert MTB/RIF Ultra tests.

bioRxiv · Oct 13, 2026 · PreprintMicrobiology