OOIR: Observatory of International Research

Papers

(The TQCC of Microbiology-SGM is 8. The table below lists those papers that are above that threshold based on CrossRef citation counts [max. 250 papers]. The publications cover those that have been published in the past four years, i.e., from 2022-08-01 to 2026-08-01.)

Article	Citations
The nisin O cluster: species dissemination, candidate leader peptide proteases and the role of regulatory systems	301
Characterization of tigurilysin, a novel human CD59-specific cholesterol-dependent cytolysin, reveals a role for host specificity in augmenting toxin activity	182
Mutation of putative glycosyl transferases PslC and PslI confers susceptibility to antibiotics and leads to drastic reduction in biofilm formation in Pseudomonas aeruginosa	99
Culturomics from field-grown crop plants using dilution to extinction, two-step library preparation and amplicon sequencing	84
Pharmaco-psychiatry and gut microbiome: a systematic review of effects of psychotropic drugs for bipolar disorder	68
Combined effect of SAR-endolysin LysKpV475 with polymyxin B and Salmonella bacteriophage phSE-5	56
Genome-wide analysis of genes involved in efflux function and regulation within Escherichia coli and Salmonella enterica serovar Typhimurium	55
Antibiotic use in rural Kenyan livestock: navigating misuse, experience gaps and AMR risks	48
Erratum: The type-VI secretion system of the beneficial symbiont Vibrio fischeri	48
Recruitment of C4b-binding protein is not a complement evasion strategy employed by Staphylococcus aureus	43
Difficult-to-culture micro-organisms specifically isolated using the liquid-liquid co-culture method – towards the identification of bacterial species and metabolites supporting their growth	42
Comments on the tolerance of Clostridioides difficile spores to disinfection with sodium hypochlorite disinfectant	41
Suppressor mutants demonstrate the metabolic plasticity of unsaturated fatty acid synthesis in Pseudomonas aeruginosa PAO1	40
Phages for One Health: regulatory and product life cycle considerations	39
The impact of cystic fibrosis transmembrane conductance regulator (CFTR) modulators on the pulmonary microbiota	38
Evolution of cyclic di-GMP signalling on a short and long term time scale	38
Microbe Profile: Durusdinium trenchii: a thermotolerant coral symbiont	38
Pseudomonas aeruginosa gene expression changes during established biofilm infection in a cystic fibrosis lung model	37
Purification and characterization of a novel antibacterial peptide against Clostridium perfringens	36
Development of a long-read next generation sequencing workflow for improved characterization of fastidious respiratory mycoplasmas	36
Commonly prescribed medicines antagonise anti-MRSA antibiotics and select for resistance	35
Sweet and sour synergy: exploring the antibacterial and antibiofilm activity of acetic acid and vinegar combined with medical-grade honeys	32
Natural products from food sources can alter the spread of antimicrobial resistance plasmids in Enterobacterales	28
Microbial Primer: Biosurfactants – the ABCs of microbial surface-active metabolites	28
Generation of tools for expression and purification of the phage-encoded Type I restriction enzyme inhibitor, Ocr	28

Aspartate aminotransferase of Rhizobium leguminosarum has extended substrate specificity and metabolizes aspartate to enable N2 fixation in pea nodules	26
Host prenylation promotes membrane association of the Salmonella effector GtgE during infection	26
Bacterial secretion system functions: evidence of interactions and downstream implications	26
An invasive phenotype induced by relaxation of DNA supercoiling in Campylobacter jejuni triggers disruption of tight junctions of intestinal spheroids	25
Structure and ligand binding in the putative anti-microbial peptide transporter protein, YejA	24
Phylogenetic groups and extraintestinal virulence genes of inflow Escherichia coli entering a municipal drinking water treatment facility (St. Paul, MN, USA)	24
Assessing the effect of temperature on Rhodococcus metabolite production	24
Alterations in cell arrangements of group B streptococcus due to virulence factor expression can bias estimates of bacterial populations based on colony count measures	23
Microbe Profile: Bacteriophage ϕ6: a model for segmented RNA viruses and the evolutionary consequences of viral ‘sex’	23
Preclinical testing of antimicrobials for cystic fibrosis lung infections: current needs and future priorities	23
Ligand-binding properties of substrate binding proteins of a maltose uptake system in Gardnerella swidsinskii	22
From colonisation to chronicity: adaptation of Mycobacterium abscessus in the cystic fibrosis lung environment	22
An abundance of aliC and aliD genes were identified in saliva using a novel multiplex qPCR to characterize group II non-encapsulated pneumococci with improved specificity	22
Exploiting cooperative pathogen behaviour for enhanced antibiotic potency: A Trojan horse approach	21
Differential endopeptidase requirements during adaptation to changing growth conditions in Vibrio cholerae	21
Triclosan-resistant small-colony variants of Staphylococcus aureus produce less capsule, less phenol-soluble modulins, and are attenuated in a Galleria mellonella model of infection	21
Microbe Profile: Ruminococcus gnavus: the yin and yang of human gut symbionts	20
Structural and functional characteristics of the tripartite ABC transporter	20
Study of excess manganese stress response highlights the central role of manganese exporter Mnx for holding manganese homeostasis in the cyanobacterium Synechocystis sp. PCC 6803	20
Response to comments on the tolerance to Clostridioides difficile spores to sodium hypochlorite disinfection	19
Microbial musings – Summer 2022	19
Identifying markers of biofilm formation on medical-grade stainless steel as a representative medical device material	18
Killing of Coccidioides by drugs	17
Microbe Profile: Candidozyma auris: an emergent and resilient yeast and new antifungal strategies	17
Mutations in the Esx-3 secretion system confer resistance to multiple chemical scaffolds in Mycobacterium tuberculosis	17
Establishing a national reference laboratory for antimicrobial resistance using a whole-genome sequencing framework: Nigeria’s experience	16
Improving a Tn7-based luciferase reporter system for promoter activity studies	16
Genome analysis and phenotypic characterization of Halomonas hibernica isolated from a traditional food process with novel quorum quenching and catalase activities	16
Effects of influenza A infection on liberation of bacteria from biofilms and inflammatory response in an in vitro model of chronic rhinosinusitis	16
Use of Rgg quorum-sensing machinery to create an innovative recombinant protein expression system in Streptococcus thermophilus	15
Disulphide bond-forming enzymes in clostridial species	15
Genetic and phenotypic analysis of the virulence plasmid of a non-Shigatoxigenic enteroaggregative Escherichia coli O104:H4 outbreak strain	15
Role of Pel and Psl polysaccharides in the response of Pseudomonas aeruginosa to environmental challenges: oxidative stress agents (UVA, H2O2, sodium hypochlorite) and its competitor Staphylococcus au	15
Genome-wide mapping of cAMP receptor protein binding in enteroaggregative Escherichia coli reveals targeting of virulence-associated genes	15
Erratum: Mutation of putative glycosyl transferases PslC and PslI confers susceptibility to antibiotics and leads to drastic reduction in biofilm formation in Pseudomonas aeruginosa	15
Microbe Profile: Paracoccus denitrificans - a versatile model	15
Streptococcus pneumoniae: ‘captain of the men of death’ and financial burden	15
Deletion of fbiC in Streptomyces venezuelae removes autofluorescence in the excitation-emission range of cyan fluorescent protein	15
Frequency of quorum-sensing mutations in Pseudomonas aeruginosa strains isolated from different environments	14
Strain background of Candida albicans interacts with SIR2 to alter phenotypic switching	14
Future-ready antimicrobials: harnessing organic acids to override Ca2+-driven barrier failure during Salmonella infection	14
Assay development and inhibition of the Mt-DprE2 essential reductase from Mycobacterium tuberculosis	14
Microbial Primer: The bacterial flagellum – how bacteria swim	14
Understanding the clinical and environmental drivers of antifungal resistance in the One Health context	13
RsaM: a unique dominant regulator of AHL quorum sensing in bacteria	13
A comprehensive list of bacterial pathogens infecting humans	13
Interbacterial competition mediated by the type VIIb secretion system	13
Soil microbial gene expression in an agricultural ecosystem varies with time and neonicotinoid seed treatments	12
The impact of inoculation methods on bacterial aggregation and antimicrobial susceptibility testing	12
Identification of a system for hydroxamate xenosiderophore-mediated iron transport in Burkholderia cenocepacia	12

Staph wars: the antibiotic pipeline strikes back	12
Transcription factors DksA and PsrA are synergistic contributors to Legionella pneumophila virulence in Acanthamoeba castellanii protozoa	12
Microbial Primer: Phase variation - survival and adaptability by generation of a diverse population	12
A novel proteinaceous molecule produced by Lysinibacillus sp. OF-1 depends on the Ami oligopeptide transporter to kill Streptococcus pneumoniae	12
Identification of a morphogene required for tapered filament termini in filamentous cyanobacteria	12
Isolation and characterization of broad-range Staphylococcus epidermidis sepunaviruses	12
Emergence of clade 3 emm89 group A Streptococcus in Queensland, Australia	12
D-amino acid substitution and cyclization enhance the stability and antimicrobial activity of arginine-rich peptides	11
Comparative genomic analysis of Latilactobacillus sakei strains provides new insights into their association with different niche adaptations	11
Mechanism of assembly of type 4 filaments: everything you always wanted to know (but were afraid to ask)	11
Exploring functional interplay amongst Escherichia coli efflux pumps	11
Mutational hotspots lead to robust but suboptimal adaptive outcomes in certain environments	11
Efflux-mediated tolerance to cationic biocides, a cause for concern?	11
Seasonal variation in the stomach microbiota of two sympatrically breeding Pygoscelis penguin species at Signy Island, South Orkney Islands	11
Assessing lactococcal and enterococcal strains derived from traditionally fermented kefir and nabeez for their prospects as probiotics	11
MtrAB activates ectoine production and triggers sporulation in response to osmotic stress in Streptomyces venezuelae	11
4′-Deoxypyridoxine disrupts vitamin B6 homeostasis in Escherichia coli K12 through combined inhibition of cumulative B6 uptake and PLP-dependent enzyme activity	11
Quantifying stochastic establishment of mutants in microbial adaptation	11
Microbe Profile: Salmonella Typhimurium: the master of the art of adaptation	11
Tracking the early spatio-temporal dynamics of phytoplasma multiplication within its leafhopper vector	11
Acinetobacter baumannii ATCC 17978 encodes a microcin system with antimicrobial properties for contact-independent competition	11
Genomic and functional insights into antibiotic resistance genes floR and strA linked with the SXT element of Vibrio cholerae non-O1/non-O139	11
Isolation and identification of chlorate-reducing Hafnia sp. from milk	10
Microbial Primer: What is the stringent response and how does it allow bacteria to survive stress?	10
Regulation of phosphate starvation-specific responses in Escherichia coli	10
Quorum-sensing, intra- and inter-species competition in the staphylococci	10
KpSC-ID: a multiplex real-time PCR assay for the simultaneous detection of the Klebsiella pneumoniae species complex and specific identification of Klebsiella pneumoniae, Klebsiella quasipneumoniae an	10
Testing the drivers of environmental persistence in bacterial pathogens	10
The glucose uptake inhibitor SgrS is induced by D-serine yet does not contribute to growth arrest in enterohaemorrhagic Escherichia coli	10
The biogenesis of β-lactamase enzymes	10
Characterization of MLST-99 Salmonella Typhimurium and the monophasic variant I:4,[5],12:i:- isolated from Canadian Atlantic coast shellfish	10
Oxygen microenvironments in Escherichia coli biofilm nutrient transport channels: insights from complementary sensing approaches	10
The involvement of CiaR and the CiaR-regulated serine protease HtrA in thermal adaptation of Streptococcus pneumoniae	10
Microbial Primer: Bacterial energy metabolism	9
Population heterogeneity in Mycobacterium smegmatis and Mycobacterium abscessus	9
Modelling host–pathogen interactions: Galleria mellonella as a platform to study Pseudomonas aeruginosa response to host-imposed zinc starvation	9
Aspergillus fumigatus coinfection facilitates Pseudomonas aeruginosa chronicity within an ex-vivo pig lung model	9
Eliminating the type I restriction endonuclease from Pseudomonas aeruginosa PAO1 for optimized phage isolation	9
Construction and characterisation of a structured, tuneable, and transparent 3D culture platform for soil bacteria	9
Microbial Primer: Bacterial DNA supercoiling	9
Comment on the effectiveness of sodium hypochlorite against Clostridioides difficile spores	9
Regulation of type VI secretion systems at the transcriptional, posttranscriptional and posttranslational level	9
Gene expression reprogramming of Pseudomonas alloputida in response to arginine through the transcriptional regulator ArgR	9
Metabolic reprogramming promotes Staphylococcus aureus serum resistance	9
Biotin concentration affects anaplerotic reactions functioning in glutamic acid production in Corynebacterium glutamicum	9
Clostridioides difficile infection: traversing host–pathogen interactions in the gut	9
Characterizing a stable five-species microbial community for use in experimental evolution and ecology	9
Exploration of the presence and abundance of multidrug resistance efflux genes in oil and gas environments	9
Regulation of proteolysis of the sigma factor RpoS by the Gac-Rsm signal transduction system in Azotobacter vinelandii	8
Distribution of mutation rates challenges evolutionary predictability	8
Transcriptional profiling of Pseudomonas aeruginosa mature single- and dual-species biofilms in response to meropenem	8
Broadening the application of Yarrowia lipolytica synthetic biology tools to explore the potential of Yarrowia clade diversity	8
100+ years of phase variation: the premier bacterial bet-hedging phenomenon	8
Time-lapse mesoscopy of Candida albicans and Staphylococcus aureus dual-species biofilms reveals a structural role for the hyphae of C. albicans in biofilm formation	8
Metagenomic insight into the diversity and biogeochemical functions of microbial communities in the maar tropical Lake Atexcac	8
Inoculum-dependent bactericidal activity of a Mycobacterium tuberculosis MmpL3 inhibitor	8
The type-VI secretion system of the beneficial symbiont Vibrio fischeri	8
An allantoin-inducible glyoxylate utilization pathway in Pseudomonas aeruginosa	8
Genetic modification of Candida maltosa, a non-pathogenic CTG species, reveals EFG1 function	8
Microbial Primer: Lipopolysaccharide – a remarkable component of the Gram-negative bacterial surface	8
Killing in the name of: T6SS structure and effector diversity	8
An unexpected abundance of bidirectional promoters within Salmonella Typhimurium plasmids	8
T-DNA insertion mutagenesis in Penicillium brocae results in identification of an enolase gene mutant impaired in secretion of organic acids and phosphate solubilization	8
Rapid divergence in independent aspects of the compatibility phenotype in a Spiroplasma–Drosophila interaction	8
Microbe Profile: Euglena gracilis: photogenic, flexible and hardy	8
A new model of endotracheal tube biofilm identifies combinations of matrix-degrading enzymes and antimicrobials able to eradicate biofilms of pathogens that cause ventilator-associated pneumonia	8
Characterisation of anhydro-sialic acid transporters from mucosa-associated bacteria	8