User profiles for Varun Khanna

Varun Khanna

Assistant Professor
Verified email at ahduni.edu.in
Cited by 1598

[HTML][HTML] Genomic analysis of smooth tubercle bacilli provides insights into ancestry and pathoadaptation of Mycobacterium tuberculosis

…, S Mangenot, D Roche, C Rouanet, V Khanna… - Nature …, 2013 - nature.com
Global spread and limited genetic variation are hallmarks of M. tuberculosis, the agent of
human tuberculosis. In contrast, Mycobacterium canettii and related tubercle bacilli that also …

[HTML][HTML] A CRISPRi screen in E. coli reveals sequence-specific toxicity of dCas9

…, A Vigouroux, F Rousset, H Varet, V Khanna… - Nature …, 2018 - nature.com
High-throughput CRISPR-Cas9 screens have recently emerged as powerful tools to decipher
gene functions and genetic interactions. Here we use a genome-wide library of guide …

[PDF][PDF] The gut microbiota facilitates drifts in the genetic diversity and infectivity of bacterial viruses

L De Sordi, V Khanna, L Debarbieux - Cell host & microbe, 2017 - cell.com
The intestinal microbiota and human health are intimately linked, but interactions between
bacteria and bacteriophages in the context of the mammalian intestine remain largely …

Key experimental evidence of chromosomal DNA transfer among selected tuberculosis-causing mycobacteria

EC Boritsch, V Khanna, A Pawlik… - Proceedings of the …, 2016 - National Acad Sciences
Horizontal gene transfer (HGT) is a major driving force of bacterial diversification and
evolution. For tuberculosis-causing mycobacteria, the impact of HGT in the emergence and …

[HTML][HTML] Physicochemical property space distribution among human metabolites, drugs and toxins

V Khanna, S Ranganathan - BMC bioinformatics, 2009 - Springer
Background The current approach to screen for drug-like molecules is to sieve for molecules
with biochemical properties suitable for desirable pharmacokinetics and reduced toxicity, …

[HTML][HTML] TbD1 deletion as a driver of the evolutionary success of modern epidemic Mycobacterium tuberculosis lineages

…, A Pawlik, M Zoppo, M Orgeur, V Khanna… - Nature …, 2020 - nature.com
Mycobacterium tuberculosis (Mtb) strains are classified into different phylogenetic lineages (L),
three of which (L2/L3/L4) emerged from a common progenitor after the loss of the MmpS6/…

Resistance to thiacetazone derivatives active against Mycobacterium abscessus involves mutations in the MmpL5 transcriptional repressor MAB_4384

I Halloum, A Viljoen, V Khanna, D Craig… - Antimicrobial agents …, 2017 - Am Soc Microbiol
Available chemotherapeutic options are very limited against Mycobacterium abscessus , which
imparts a particular challenge in the treatment of cystic fibrosis (CF) patients infected with …

Bacteriophage LM33_P1, a fast-acting weapon against the pandemic ST131-O25b:H4 Escherichia coli clonal complex

…, J Messika, S Dion, V Khanna… - Journal of …, 2016 - academic.oup.com
Objectives Amongst the highly diverse Escherichia coli population, the ST131-O25b:H4
clonal complex is particularly worrisome as it is associated with a high level of antibiotic …

[HTML][HTML] Highly specific contractions of a single CAG/CTG trinucleotide repeat by TALEN in yeast

GF Richard, D Viterbo, V Khanna, V Mosbach… - PLoS …, 2014 - journals.plos.org
Trinucleotide repeat expansions are responsible for more than two dozens severe neurological
disorders in humans. A double-strand break between two short CAG/CTG trinucleotide …

A specialised SKI complex assists the cytoplasmic RNA exosome in the absence of direct association with ribosomes

E Zhang, V Khanna, E Dacheux, A Namane… - The EMBO …, 2019 - embopress.org
The Ski2‐Ski3‐Ski8 ( SKI ) complex assists the RNA exosome during the 3′ to 5′ degradation
of cytoplasmic transcripts. Previous reports showed that the SKI complex is involved in …