Ayush Kumar

Department of Microbiology, University of Manitoba

Research Area

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JoVE Journal Publications

ArticleTotal : 2	Year
Publication title Cited by 1	2024
Publication title Cited by 2	2025

Other Publications

Article	Year
Fluoroquinolone resistance of Serratia marcescens: involvement of a proton gradient-dependent efflux pump. The Journal of antimicrobial chemotherapy\| PubMed ID: 12356807	2002
Cloning, sequencing, and characterization of the SdeAB multidrug efflux pump of Serratia marcescens. Antimicrobial agents and chemotherapy\| PubMed ID: 15793131	2005
HasF, a TolC-homolog of Serratia marcescens, is involved in energy-dependent efflux. Canadian journal of microbiology\| PubMed ID: 16121228	2005
Antibiotic resistance and expression of resistance-nodulation-division pump- and outer membrane porin-encoding genes in Acinetobacter species isolated from Canadian hospitals. The Canadian journal of infectious diseases & medical microbiology = Journal canadien des maladies infectieuses et de la microbiologie medicale\| PubMed ID: 24421787	2013
The lack of OmpF, but not OmpC, contributes to increased antibiotic resistance in Serratia marcescens. Microbiology (Reading, England)\| PubMed ID: 25015362	2014
Incubation temperature, osmolarity, and salicylate affect the expression of resistance-nodulation-division efflux pumps and outer membrane porins in Acinetobacter baumannii ATCC19606T. FEMS microbiology letters\| PubMed ID: 25039371	2014
Triclosan can select for an AdeIJK-overexpressing mutant of Acinetobacter baumannii ATCC 17978 that displays reduced susceptibility to multiple antibiotics. Antimicrobial agents and chemotherapy\| PubMed ID: 25136007	2014
Genome Sequence of an Extremely Drug-Resistant Clinical Isolate of Acinetobacter baumannii Strain AB030. Genome announcements\| PubMed ID: 25323713	2014
Genome Sequence of a Tigecycline-Resistant Clinical Isolate of Acinetobacter baumannii Strain AB031 Obtained from a Bloodstream Infection. Genome announcements\| PubMed ID: 25323714	2014
Evidence that a novel quaternary compound and its organic N-chloramine derivative do not select for resistant mutants of Pseudomonas aeruginosa. The Journal of hospital infection\| PubMed ID: 26122622	2015
Adjuvants Based on Hybrid Antibiotics Overcome Resistance in Pseudomonas aeruginosa and Enhance Fluoroquinolone Efficacy. Angewandte Chemie (International ed. in English)\| PubMed ID: 26610184	2016
KatG and KatE confer Acinetobacter resistance to hydrogen peroxide but sensitize bacteria to killing by phagocytic respiratory burst. Life sciences\| PubMed ID: 26860891	2016
Detection of Antibiotic Resistance Genes in Source and Drinking Water Samples from a First Nations Community in Canada. Applied and environmental microbiology\| PubMed ID: 27235436	2016
Hybrid Antibiotic Overcomes Resistance in P. aeruginosa by Enhancing Outer Membrane Penetration and Reducing Efflux. Journal of medicinal chemistry\| PubMed ID: 27524179	2016
Complete Genome Sequence of a Rhodococcus Species Isolated from the Winter Skate Leucoraja ocellata. Genome announcements\| PubMed ID: 27587827	2016
Bacteria in drinking water sources of a First Nation reserve in Canada. The Science of the total environment\| PubMed ID: 27693149	2017
Isolation and Characterization of Recovered from Selective Medium. Frontiers in microbiology\| PubMed ID: 27917170	2016
Multi-omics approach to study global changes in a triclosan-resistant mutant strain of Acinetobacter baumannii ATCC 17978. International journal of antimicrobial agents\| PubMed ID: 27939676	2017
Prevalence of antibiotic resistance genes in bacterial communities associated with Cladophora glomerata mats along the nearshore of Lake Ontario. Canadian journal of microbiology\| PubMed ID: 28192677	2017
A Tobramycin Vector Enhances Synergy and Efficacy of Efflux Pump Inhibitors against Multidrug-Resistant Gram-Negative Bacteria. Journal of medicinal chemistry\| PubMed ID: 28399372	2017
Functional characterization of an N-terminally-truncated mitochondrial porin expressed in Neurospora crassa. Canadian journal of microbiology\| PubMed ID: 28414919	2017
Comparison of DNA-, PMA-, and RNA-based 16S rRNA Illumina sequencing for detection of live bacteria in water. Scientific reports\| PubMed ID: 28720878	2017
Effect of Sodium Chloride on Surface-Associated Motility of Acinetobacter baumannii and the Role of AdeRS Two-Component System. The Journal of membrane biology\| PubMed ID: 28866739	2018
MexXY efflux pump overexpression and aminoglycoside resistance in cystic fibrosis isolates of Pseudomonas aeruginosa from chronic infections. Canadian journal of microbiology\| PubMed ID: 28922614	2017
Effect of Incubation Temperature on Antibiotic Resistance and Virulence Factors of Acinetobacter baumannii ATCC 17978. Antimicrobial agents and chemotherapy\| PubMed ID: 29061747	2018
Understanding Bacterial Antibiotic Resistance and Pathogenicity Through Investigating Bacterial Membrane Proteins. The Journal of membrane biology\| PubMed ID: 29445824	2018
Rate of contamination of hospital privacy curtains in a burns/plastic ward: A longitudinal study. American journal of infection control\| PubMed ID: 29655669	2018
KatG-Mediated Oxidation Leading to Reduced Susceptibility of Bacteria to Kanamycin. ACS omega\| PubMed ID: 29732452	2018
Creation of a drug-sensitive reporter strain of Pseudomonas aeruginosa as a tool for the rapid screening of antimicrobial products. Journal of microbiological methods\| PubMed ID: 30017996	2018
Author Correction: Comparison of DNA-, PMA-, and RNA-based 16S rRNA Illumina sequencing for detection of live bacteria in water. Scientific reports\| PubMed ID: 30467330	2018
CpaA Is a Glycan-Specific Adamalysin-like Protease Secreted by Acinetobacter baumannii That Inactivates Coagulation Factor XII. mBio\| PubMed ID: 30563903	2018
Signal Transduction Proteins in : Role in Antibiotic Resistance, Virulence, and Potential as Drug Targets. Frontiers in microbiology\| PubMed ID: 30761101	2019
Tn7-Based Single-Copy Insertion Vectors for Acinetobacter baumannii. Methods in molecular biology (Clifton, N.J.)\| PubMed ID: 30798551	2019
Next Generation of Tn-Based Single-Copy Insertion Elements for Use in Multi- and Pan-Drug-Resistant Strains of Acinetobacter baumannii. Applied and environmental microbiology\| PubMed ID: 30902859	2019
The Anthelmintic Drug Niclosamide Synergizes with Colistin and Reverses Colistin Resistance in Gram-Negative Bacilli. Antimicrobial agents and chemotherapy\| PubMed ID: 30917988	2019
Two Component Regulatory Systems and Antibiotic Resistance in Gram-Negative Pathogens. International journal of molecular sciences\| PubMed ID: 30974906	2019
Detection of fecal bacteria and antibiotic resistance genes in drinking water collected from three First Nations communities in Manitoba, Canada. FEMS microbiology letters\| PubMed ID: 30980671	2019
Amphiphilic nebramine-based hybrids Rescue legacy antibiotics from intrinsic resistance in multidrug-resistant Gram-negative bacilli. European journal of medicinal chemistry\| PubMed ID: 31078866	2019
Effect of ceftiofur on mesophilic anaerobic digestion of dairy manure and the reduction of the cephalosporin-resistance gene cmy-2. Bioresource technology\| PubMed ID: 31931335	2020
Genome Sequence of a Klebsiella pneumoniae NDM-1 Producer Isolated in Quebec City. Microbiology resource announcements\| PubMed ID: 31948953	2020
A response regulator protein with antar domain, AvnR, in ATCC 17978 impacts its virulence and amino acid metabolism. Microbiology (Reading, England)\| PubMed ID: 32324528	2020
Characterization of Extremely Drug-Resistant and Hypervirulent AB030. Antibiotics (Basel, Switzerland)\| PubMed ID: 32560407	2020
Effect of mesophilic anaerobic digestion on the resistome profile of dairy manure. Bioresource technology\| PubMed ID: 32717520	2020
MexXY RND pump of PA7 effluxes bi-anionic β-lactams carbenicillin and sulbenicillin when it partners with the outer membrane factor OprA but not with OprM. Microbiology (Reading, England)\| PubMed ID: 32909933	2020
Complete Genome Sequences of Two Distinct Strains of Serratia marcescens Isolated from Contaminated Platelet Concentrates from Canadian Donors. Microbiology resource announcements\| PubMed ID: 33033127	2020
Recent Advances in Genetic Tools for . Frontiers in genetics\| PubMed ID: 33414809	2020
Bacterial cyclic diguanylate signaling networks sense temperature. Nature communications\| PubMed ID: 33790266	2021
Editorial: Genomic Basis of Antibiotic Resistance and Virulence in . Frontiers in microbiology\| PubMed ID: 33859632	2021
Update on Multidrug Resistance Efflux Pumps in Acinetobacter spp. Antimicrobial agents and chemotherapy\| PubMed ID: 33903107	2021
Assessment of cleaning methods on bacterial burden of hospital privacy curtains: a pilot randomized controlled trial. Scientific reports\| PubMed ID: 34750366	2021
Performance and recovery of nitrifying biofilm after exposure to prolonged starvation. Chemosphere\| PubMed ID: 34921854	2022
A meta-analysis reveals that operational parameters influence levels of antibiotic resistance genes during anaerobic digestion of animal manures. The Science of the total environment\| PubMed ID: 34974005	2022
Dioctanoyl Ultrashort Tetrabasic β-Peptides Sensitize Multidrug-Resistant Gram-Negative Bacteria to Novobiocin and Rifampicin. Frontiers in microbiology\| PubMed ID: 35003035	2021
Atorvastatin does not display an antimicrobial activity on its own nor potentiates the activity of other antibiotics against ATCC17978 or AB030. Access microbiology\| PubMed ID: 35018330	2021
Density-Dependent Prophylaxis in Freshwater Snails Driven by Oxylipin Chemical Cues. Frontiers in immunology\| PubMed ID: 35173735	2022
Strategies for improving antimicrobial peptide production. Biotechnology advances\| PubMed ID: 35489657	2022
Electrochemical Quantification of Tobramycin Retention in as Antimicrobial Susceptibility Indicator. Analytical chemistry\| PubMed ID: 36067413	2022
Quantitative Assessment of First Nations Drinking Water Distribution Systems for Detection and Prevalence of Thermophilic Species. International journal of environmental research and public health\| PubMed ID: 36078183	2022
Chimeric Tobramycin-Based Adjuvant TOB-TOB-CIP Potentiates Fluoroquinolone and β-Lactam Antibiotics against Multidrug-Resistant . ACS infectious diseases\| PubMed ID: 36917096	2023
Isolation of Bioactive Metabolites from Soil Derived Fungus-. Microorganisms\| PubMed ID: 36985164	2023
Unravelling the Evolutionary Dynamics of High-Risk ST147 Clones: Insights from Comparative Pangenome Analysis. Genes\| PubMed ID: 37239397	2023
Emergence of ADC-5 Cephalosporinase in environmental from a German tank milk with a novel Sequence Type. Access microbiology\| PubMed ID: 37424542	2023
Trimeric Tobramycin/Nebramine Synergizes β-Lactam Antibiotics against . ACS omega\| PubMed ID: 37599980	2023
Salicylic acids and pathogenic bacteria: new perspectives on an old compound. Canadian journal of microbiology\| PubMed ID: 37699258	2024
Bacterial diversity and resistome analysis of drinking water stored in cisterns from two First Nations communities in Manitoba, Canada. Microbiology spectrum\| PubMed ID: 38305192	2024
Phylogenomic and phenotypic analyses highlight the diversity of antibiotic resistance and virulence in both human and non-human . mSphere\| PubMed ID: 38440986	2024
Three novel multiplex PCR assays for rapid detection of virulence, antimicrobial resistance, and toxin genes in Acinetobacter calcoaceticus-baumannii complex species. Letters in applied microbiology\| PubMed ID: 38460955	2024
Complete genome of AC001_UM from Red River soil banks in Winnipeg, Manitoba, Canada. Microbiology resource announcements\| PubMed ID: 38634680	2024
Special collection to commemorate 40 years of antimicrobial efflux. Microbiology (Reading, England)\| PubMed ID: 38885034	2024
Characterization of a colistin resistant, hypervirulent hospital isolate of Acinetobacter courvalinii from Canada. European journal of clinical microbiology & infectious diseases : official publication of the European Society of Clinical Microbiology\| PubMed ID: 39073669	2024
complex prevalence, spatial-temporal distribution, and contamination sources in Canadian aquatic environments. Microbiology spectrum\| PubMed ID: 39240108	2024
Identification of Mammaliicoccus fleurettii as the source of a methicillin-resistant gene in a First Nation reserve lake in Manitoba, Canada. Access microbiology\| PubMed ID: 39697996	2024
Phenotypic and transcriptomic changes in in rich and minimal growth mediums. Canadian journal of microbiology\| PubMed ID: 39819063	2025
Targeting Acinetobacter baumannii resistance-nodulation-division efflux pump transcriptional regulators to combat antimicrobial resistance. npj antimicrobials and resistance\| PubMed ID: 39863717	2025
Requirements and Considerations for Effective Implementation of Integrated One Health Antimicrobial Resistance Research. Canadian journal of microbiology\| PubMed ID: 40554807	2025