OOIR: Observatory of International Research

Papers

(The median citation count of Gut Pathogens is 3. 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 2021-04-01 to 2025-04-01.)

Article	Citations
Heterogeneity of Clostridioides difficile asymptomatic colonization prevalence: a systematic review and meta-analysis	156
Effect of bile reflux on gastric juice microbiota in patients with different histology phenotypes	81
Significant abundance of bacterial flagellin and expression of its surface localized receptor toll-like receptor 5 and cytokine interleukin-22 in South African infants with poor oral rotavirus vaccine	48
Invasion of intestinal cells by Staphylococcus warneri, a member of the human gut microbiota	44
Comprehensive full genome analysis of norovirus strains from eastern India, 2017–2021	38
The association between Helicobacter pylori infection and the risk for gout in hyperuricemia patients in China – A cross-sectional study	34
The emerging role of neutrophilic extracellular traps in intestinal disease	31
Clonal and horizontal transmission of carbapenem-resistant Enterobacterales strains and genes via flies	30
The penicillin binding protein 1A of Helicobacter pylori, its amoxicillin binding site and access routes	29
The glycosyltransferase ST3GAL2 is regulated by miR-615-3p in the intestinal tract of Campylobacter jejuni infected mice	27
Geographic distribution of the cagA, vacA, iceA, oipA and dupA genes of Helicobacter pylori strains isolated in China	26
Mixtures of natural antimicrobials can reduce Campylobacter jejuni, Salmonella enterica and Clostridium perfringens infections and cellular inflammatory response in MDCK cells	24
Adverse events of intestinal microbiota transplantation in randomized controlled trials: a systematic review and meta-analysis	23
Production of highly immunogenic and safe Triton X-100 produced bacterial ghost vaccine against Shigella flexneri 2b serotype	22
A case–control study of the association between the gut microbiota and colorectal cancer: exploring the roles of diet, stress, and race	22
Comparison of SARS-CoV-2 spike RNA sequences in feces and nasopharynx indicates intestinal replication	22
Transcriptome-wide association study identified candidate genes associated with gut microbiota	21
A monoclonal antibody collection for C. difficile typing ?	21
Assessing the impact of storage time on the stability of stool microbiota richness, diversity, and composition	21
Gut microbial ecology and exposome of a healthy Pakistani cohort	20
Dietary patterns drive loss of fiber-foraging species in the celiac disease patients gut microbiota compared to first-degree relatives	20
Venous intestinal ischemia of fungal origin as a cause of intestinal obstruction in immunocompromised patients: case report and literature review	19
A fatal case of Vibrio cholerae-associated diarrhea and bacteremia in a 30-year-old carrier of beta-thalassemia	19
Effect of capsular polysaccharide phase variation on biofilm formation, motility and gene expression in Vibrio vulnificus	19
A multi-omics study to investigate the progression of the Correa pathway in gastric mucosa in the context of cirrhosis	19

Correction: The beneficial effects of commensal E. coli for colon epithelial cell recovery are related with Formyl peptide receptor 2 (Fpr2) in epithelial cells	19
Equol: a metabolite of gut microbiota with potential antitumor effects	18
The beneficial effects of commensal E. coli for colon epithelial cell recovery are related with Formyl peptide receptor 2 (Fpr2) in epithelial cells	18
Detection of Virulence and β-lactamase resistance genes of non-typhoidal Salmonella isolates from human and animal origin in Egypt "one health concern"	18
Strain-resolved metagenomic analysis of the gut as a reservoir for bloodstream infection pathogens among premature infants in Singapore	17
The interactions of Candida albicans with gut bacteria: a new strategy to prevent and treat invasive intestinal candidiasis	17
Experimental induction of necrotic enteritis with or without predisposing factors using netB positive Clostridium perfringens strains	16
Relationship between gut microbiome diversity and hepatitis B viral load in patients with chronic hepatitis B	16
Identification of age-associated microbial changes via long-read 16S sequencing	15
Gut microbes involvement in gastrointestinal cancers through redox regulation	15
Clostridioides difficile infection in infants: a case report and literature review	14
Severe asthma patient with secondary Citrobacter koseri abdominal infection: first case report and review of the literature	14
Lower fecal microbiota transplantation ameliorates ulcerative colitis by eliminating oral-derived Fusobacterium nucleatum and virulence factor	13
Occurrence and assemblage distribution of Giardia Duodenalis in symptomatic and asymptomatic patients in southeastern Iran (2019–2022)	13
Intestinal metabolites predict treatment resistance of patients with depression and anxiety	13
Evolution of the GII.3[P12] Norovirus from 2010 to 2019 in Jiangsu, China	12
Clinical manifestations, risk factors, and prognostic factors of cytomegalovirus enteritis	12
Cytomegalovirus‐associated esophagitis on early esophageal cancer in immunocompetent host: a case report	12
Intestinal parasites among intellectually disabled individuals in Iran: a systematic review and meta-analysis	12
Association of small intestinal bacterial overgrowth with Parkinson’s disease: a systematic review and meta-analysis	12
Impact of azithromycin mass drug administration on the antibiotic-resistant gut microbiome in children: a randomized, controlled trial	11
Investigation and characterization of human gut phageome in advanced liver cirrhosis of defined etiologies	11
Comparative genomic characterization of multidrug-resistant Citrobacter spp. strains in Fennec fox imported to China	11
Interaction between PSMD10 and GRP78 accelerates endoplasmic reticulum stress-mediated hepatic apoptosis induced by homocysteine	11
Bi-directional elucidation of Lactiplantibacillus plantarum (RTA 8) intervention on the pathophysiology of gut-brain axis during Salmonella brain infection	11
Role of interferon gamma in SARS-CoV-2-positive patients with parasitic infections	11
Microbiome diversity declines while distinct expansions of Th17, iNKT, and dendritic cell subpopulations emerge after anastomosis surgery	11
Effect of crude polysaccharide from seaweed, Dictyopteris divaricata (CDDP) on gut microbiota restoration and anti-diabetic activity in streptozotocin (STZ)-induced T1DM mice	10
Constituents of stable commensal microbiota imply diverse colonic epithelial cell reactivity in patients with ulcerative colitis	10
Efficacy of colistin-based combinations against pandrug-resistant whole-genome-sequenced Klebsiella pneumoniae isolated from hospitalized patients in Egypt: an in vitro/vivo comparative study	10
Selective depletion of Campylobacter jejuni via T6SS dependent functionality: an approach for improving chickens gut health	10
Single-cell RNA sequencing reveals the mediatory role of cancer-associated fibroblast PTN in hepatitis B virus cirrhosis-HCC progression	9
Association of LRRK2 rs11564258 single nucleotide polymorphisms with type and extent of gastrointestinal mycobiome in ulcerative colitis: a case–control study	9
Changing serotypes of hand, foot and mouth disease in Shanghai, 2017–2019	9
The changing relationship between Cholera and interannual climate variables in Kolkata over the past century	9
Intravenous antibiotics in preterm infants have a negative effect upon microbiome development throughout preterm life	9
High prevalence of carbapenem resistance and clonal expansion of blaNDM gene in Klebsiella pneumoniae isolates in an Iranian referral pediatric hospital	9
Etiology of diarrheal hospitalizations following rotavirus vaccine implementation and association of enteric pathogens with malnutrition among under-five children in India	8
Dock2 affects the host susceptibility to Citrobacter rodentium infection through regulating gut microbiota	8
Profile of intestinal fungal microbiota in acute pancreatitis patients and healthy individuals	8
Translocating lipopolysaccharide correlates with the severity of enterovirus A71-induced HFMD by promoting pro-inflammation and viral IRES activity	8
Coinfection of Clostridium perfringens and Escherichia coli in gas-producing perianal abscess diagnosed by 16S rDNA sequencing: a case report	8
Dietary and lifestyle associations with microbiome diversity	8
A re-testing range is recommended for 13C- and 14C-urea breath tests for Helicobacter pylori infection in China	8
Bacteremia from streptococcus constellatus revealing a gastrointestinal stromal tumor	8
An examination of global research trends for exploring the associations between the gut microbiota and nonalcoholic fatty liver disease through bibliometric and visualization analysis	8
Comparison of antimicrobial resistant Escherichia coli isolated from Irish commercial pig farms with and without zinc oxide and antimicrobial usage	7
The prevalence of the iutA and ibeA genes in Escherichia coli isolates from severe and non-severe patients with bacteremic acute biliary tract infection is significantly different	7
The use of biomarkers associated with leaky gut as a diagnostic tool for early intervention in autism spectrum disorder: a systematic review	7
Using whole-genome sequencing (WGS) to plot colorectal cancer-related gut microbiota in a population with varied geography	7

Washed microbiota transplantation stopped recurrent sepsis in a patient with myelofibrosis: a case report	7
Association of gut microbial dysbiosis with disease severity, response to therapy and disease outcomes in Indian patients with COVID-19	7
Antibiotic resistance and detection of plasmid mediated colistin resistance mcr-1 gene among Escherichia coli and Klebsiella pneumoniae isolated from clinical samples	7
Virulence and phylogenetic groups of Escherichia coli cultured from raw sewage in Kuwait	7
Retraction Note to: EV71 virus reduces Nrf2 activation to promote production of reactive oxygen species in infected cells	7
Bioengineering of LAB vector expressing Haemolysin co-regulated protein (Hcp): a strategic approach to control gut colonization of Campylobacter jejuni in a murine model	7
Elucidating antibiofilm as well as photocatalytic disinfection potential of green synthesized nanosilver against multi-drug-resistant bacteria and its photodegradation ability of cationic dyes	7
Comparative genomics of Campylobacter jejuni from clinical campylobacteriosis stool specimens	7
Gut microbiota signatures and fecal metabolites in postmenopausal women with osteoporosis	6
Prevalence of pks + bacteria and enterotoxigenic Bacteroides fragilis in patients with colorectal cancer	6
The C-terminal proline-rich repeats of Enteropathogenic E. coli effector EspF are sufficient for the depletion of tight junction membrane proteins and interactions with early and recycling endosomes	6
High-dose dual therapy for Helicobacter pylori eradication inducing less impact on the gut microbiota	6
Correction: Recent five-year progress in the impact of gut microbiota on vaccination and possible mechanisms	6
Genomic insights into zoonotic transmission and antimicrobial resistance in Campylobacter jejuni from farm to fork: a one health perspective	6
Emerging role of bacterial outer membrane vesicle in gastrointestinal tract	6
TRS-PCR profiles correlate with polymorphisms of the genomic o454-nlpD region, virulence factors repertoire, and phylogenetic groups among uropathogenic Escherichia coli strains isolated from patients	6
Enterococcus and Eggerthella species are enriched in the gut microbiomes of COVID-19 cases in Uganda	6
Correlation between gut microbiota composition, enteric infections and linear growth impairment: a case–control study in childhood stunting in Pidie, Aceh, Indonesia	6
Hypoxia exacerbates intestinal injury and inflammatory response mediated by myeloperoxidase during Salmonella Typhimurium infection in mice	6
Curcumin assists anti-EV71 activity of IFN-α by inhibiting IFNAR1 reduction in SH-SY5Y cells	6
Grape seed and skin extract, a potential prebiotic with anti-obesity effect through gut microbiota modulation	6
The role of non-Helicobacter pylori bacteria in the pathogenesis of gastroduodenal diseases	6
Campylobacter concisus from chronic inflammatory bowel diseases stimulates IL-8 production in HT-29 cells	6
Rapid screening for antigenic characterization of GII.17 norovirus strains with variations in capsid gene	5
Diversity of 3′ variable region of cagA gene in Helicobacter pylori strains isolated from Chinese population	5
Helicobacter cinaedi bacteraemia secondary to enterocolitis in an immunocompetent patient	5
Fecal microbiome alterations of mice following immunization with gold nanoparticle vaccines against enterohemorrhagic Escherichia coli	5
Genomic adaptations of Campylobacter jejuni to long-term human colonization	5
Establishment of persistent enteric mycobacterial infection following streptomycin pre-treatment	5
Comparison of a mycobacterial phage assay to detect viable Mycobacterium avium subspecies paratuberculosis with standard diagnostic modalities in cattle with naturally infected Johne disease	5
Pathogenetic detection, retrospective and pathogenicity analysis of a fatal case of Vibrio vulnificus in Shenzhen, China	5
Deepoxy-deoxynivalenol (DOM-1), a derivate of deoxynivalenol (DON), exhibits less toxicity on intestinal barrier function, Campylobacter jejuni colonization and translocation in broiler chickens	5
A prospective investigation into the association between the gut microbiome composition and cognitive performance among healthy young adults	5
Genomic characterisation of an extended-spectrum β-Lactamase-producing Klebsiella pneumoniae isolate assigned to a novel sequence type (6914)	5
Burden and etiology of moderate and severe diarrhea in children less than 5 years of age living in north and south of China: Prospective, population-based surveillance	5
Retrospective analysis of Clostridioides difficile and other intestinal infections in patients with Crohn’s disease and ulcerative colitis in the tertiary hospital in Poland. POLIBD survey results	5
Diversity and composition of gut microbiota in healthy individuals and patients at different stages of hepatitis B virus-related liver disease	5
The complete genome sequence of a bile-isolated Stenotrophomonas maltophilia ZT1	4
Elucidating the genotoxicity of Fusobacterium nucleatum-secreted mutagens in colorectal cancer carcinogenesis	4
Dynamic changes in the gut microbiota composition during adalimumab therapy in patients with ulcerative colitis: implications for treatment response prediction and therapeutic targets	4
Impact of invasive infections on clinical outcomes in acute pancreatitis: early predictive factors and implications for prophylactic anti-infective therapy	4
Evaluation of a rapid fluorescence immunoassay for detecting Campylobacter antigens in stool samples	4
Changes in the gut bacterial communities in colon cancer surgery patients: an observational study	4
Impact of Helicobacter pylori eradication on the gastric microbiome	4
The gut metagenomics and metabolomics signature in patients with inflammatory bowel disease	4
Correction: Diversity and composition of gut microbiota in healthy individuals and patients at different stages of hepatitis B virus-related liver disease	4
Metagenomic analysis of the interaction between the gut microbiota and colorectal cancer: a paired-sample study based on the GMrepo database	4
Genetic evolution and phylogenetic analysis of porcine epidemic diarrhea virus strains circulating in and outside China with reference to a wild type virulent genotype CHYJ130330 reported from Guangdo	4
Molecular characterization and risk analysis of Giardia duodenalis assemblages in corticosteroid-treated and non-treated patients in Ismailia, Arab Republic of Egypt	4
Myxopyronin B inhibits growth of a Fidaxomicin-resistant Clostridioides difficile isolate and interferes with toxin synthesis	4
Prevalence, antimicrobial susceptibility and virulence gene profiles of Arcobacter species isolated from human stool samples, foods of animal origin, ready-to-eat salad mixes and environmental water	4
Effect of probiotic supplementation on gastrointestinal motility, inflammation, motor, non-motor symptoms and mental health in Parkinson’s disease: a meta-analysis of randomized controlled trials	4
Comparative genomic analysis of Fusobacterium nucleatum reveals high intra-species diversity and cgmlst marker construction	4
Timing and clinical risk factors for early acquisition of gut pathogen colonization with multidrug resistant organisms in the intensive care unit	4
Gut microbiota shifts from onset to remission in immune checkpoint inhibitor-induced enterocolitis: a case report	4
The effect of Campylobacter jejuni and Campylobacter coli colonization on the gut morphology, functional integrity, and microbiota composition of female turkeys	4
A systematic review and meta-analysis of protozoan parasite infections among patients with mental health disorders: an overlooked phenomenon	4
Improved gut microbiota features after the resolution of SARS‑CoV‑2 infection	4
Role of fecal calprotectin as a hypoxic intestinal damage biomarker in COVID-19 patients	3
Investigating the effect of the inhibitory peptide on L.monocytogenes cell invasion: an in silico and in vitro study	3
Therapeutic and prophylactic effects of oral administration of probiotic Enterococcus faecium Smr18 in Salmonella enterica-infected mice	3
Development and evaluation of a simple PCR assay and nested PCR for rapid detection of clarithromycin-resistant Helicobacter pylori from culture and directly from the biopsy samples in India	3
Levofloxacin versus clarithromycin for Helicobacter pylori eradication: are 14 day regimens better than 10 day regimens?	3
Vertebral osteomyelitis caused by Campylobacter jejuni in an immunocompetent patient	3
Metagenomics revealed a correlation of gut phageome with autism spectrum disorder	3
Recent five-year progress in the impact of gut microbiota on vaccination and possible mechanisms	3
Potential impact of gut Lactobacillus acidophilus and Bifidobacterium bifidum on hepatic histopathological changes in non-cirrhotic hepatitis C virus patients with different viral load	3
Vibrio cholerae O1 associated with recent endemic cholera shows temporal changes in serotype, genotype, and drug-resistance patterns in Bangladesh	3
Designing a novel multi-epitope vaccine to evoke a robust immune response against pathogenic multidrug-resistant Enterococcus faecium bacterium	3
Complete genome sequences and genomic characterization of five plasmids harbored by environmentally persistent Cronobacter sakazakii strains ST83 H322 and ST64 GK1025B obtained from powdered infant fo	3
Helicobacter pylori infection: is there circulating vacuolating cytotoxin A or cytotoxin-associated gene A protein?	3
Modulation of duodenal and jejunal microbiota by rifaximin in mice with CCl4-induced liver fibrosis	3
Clostridioides difficile toxin is infrequently detected in inflammatory bowel disease and does not associate with clinical outcomes	3