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Claudia Trappetti · SciRah

Researcher profile · Semantic Scholar

Claudia Trappetti

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Claudia Trappetti — researcher profile on SciRah

h-index: 22
Works: 62
Citations: 2,008

Most-cited papers

Switch from planktonic to sessile life: a major event in pneumococcal pathogenesis
M. Oggioni, Claudia Trappetti, A. Kadioglu, M. Cassone +4 more
2006Molecular Microbiology286 citations Open access
Semantic Scholar
A random six-phase switch regulates pneumococcal virulence via global epigenetic changes
A. S. Manso, M. Chai, John M. Atack, L. Furi +14 more
2014Nature Communications240 citations Open access
Semantic Scholar
Sialic acid: a preventable signal for pneumococcal biofilm formation, colonization, and invasion of the host.
Claudia Trappetti, A. Kadioglu, Melissa E K Carter, J. Hayre +4 more
2009Journal of Infectious Diseases177 citations Open access
Semantic Scholar
Streptococcus pneumoniae Capsular Polysaccharide
J. Paton, Claudia Trappetti
2019Microbiology spectrum159 citations Open access
Semantic Scholar
Streptococcus pneumoniae Uses Glutathione To Defend against Oxidative Stress and Metal Ion Toxicity
Adam J. Potter, Claudia Trappetti, J. Paton
2012Journal of Bacteriology123 citations Open access
Semantic Scholar
LuxS Mediates Iron-Dependent Biofilm Formation, Competence, and Fratricide in Streptococcus pneumoniae
Claudia Trappetti, Adam J. Potter, A. Paton, M. Oggioni +1 more
2011Infection and Immunity119 citations Open access
Semantic Scholar
Sex-based differences in susceptibility to respiratory and systemic pneumococcal disease in mice.
A. Kadioglu, A. M. Cuppone, Claudia Trappetti, T. List +4 more
2011Journal of Infectious Diseases95 citations Open access
Semantic Scholar
Antibacterial Activity of a Competence-Stimulating Peptide in Experimental Sepsis Caused by Streptococcus pneumoniae
M. Oggioni, F. Iannelli, S. Ricci, Damiana Chiavolini +4 more
2004Antimicrobial Agents and Chemotherapy70 citations Open access
Semantic Scholar
Identification of Genes That Contribute to the Pathogenesis of Invasive Pneumococcal Disease by In Vivo Transcriptomic Analysis
A. Ogunniyi, L. K. Mahdi, Claudia Trappetti, N. Verhoeven +4 more
2012Infection and Immunity68 citations Open access
Semantic Scholar
Extracellular Matrix Formation Enhances the Ability of Streptococcus pneumoniae to Cause Invasive Disease
Claudia Trappetti, A. Ogunniyi, M. Oggioni, J. Paton
2011PLoS ONE67 citations Open access
Semantic Scholar
The impact of the competence quorum sensing system on Streptococcus pneumoniae biofilms varies depending on the experimental model
Claudia Trappetti, L. Gualdi, Lorenzo Di Meola, P. Jain +6 more
2011BMC Microbiology61 citations Open access
Semantic Scholar
Autoinducer 2 Signaling via the Phosphotransferase FruA Drives Galactose Utilization by Streptococcus pneumoniae, Resulting in Hypervirulence
Claudia Trappetti, Lauren J. McAllister, Austen Y. Chen, Hui Wang +4 more
2017mBio52 citations Open access
Semantic Scholar
Regulation of neuraminidase expression in Streptococcus pneumoniae
L. Gualdi, J. Hayre, Alice Gerlini, A. Bidossi +7 more
2012BMC Microbiology49 citations Open access
Semantic Scholar
A Pyrosequencing assay for rapid recognition of SNPs in Mycobacterium tuberculosis embB306 region.
D. Isola, M. Pardini, F. Varaine, S. Niemann +7 more
2005Journal of Microbiological Methods43 citations
Semantic Scholar
The Impact of Pneumolysin on the Macrophage Response to Streptococcus pneumoniae is Strain-Dependent
R. Harvey, Catherine E Hughes, A. Paton, Claudia Trappetti +2 more
2014PLoS ONE41 citations Open access
Semantic Scholar
Interplay between Manganese and Iron in Pneumococcal Pathogenesis: Role of the Orphan Response Regulator RitR
Cheryl-Lynn Y. Ong, Adam J. Potter, Claudia Trappetti, M. Walker +3 more
2012Infection and Immunity37 citations Open access
Semantic Scholar
In vivo dual RNA-seq reveals that neutrophil recruitment underlies differential tissue tropism of Streptococcus pneumoniae
Vikrant Minhas, Rieza Aprianto, Lauren J. McAllister, Hui Wang +7 more
2020Communications Biology33 citations Open access
Semantic Scholar
To Make or Take: Bacterial Lipid Homeostasis during Infection
Felise G. Adams, Claudia Trappetti, J. Waters, Maoge Zang +4 more
2021bioRxiv29 citations Open access
Semantic Scholar
Capacity To Utilize Raffinose Dictates Pneumococcal Disease Phenotype
Vikrant Minhas, R. Harvey, Lauren J. McAllister, T. Seemann +4 more
2019mBio27 citations Open access
Semantic Scholar
Site of Isolation Determines Biofilm Formation and Virulence Phenotypes of Streptococcus pneumoniae Serotype 3 Clinical Isolates
Claudia Trappetti, Erika van der Maten, Z. Amin, Adam J. Potter +5 more
2012Infection and Immunity24 citations Open access
Semantic Scholar
The outcome of H. influenzae and S. pneumoniae inter-species interactions depends on pH, nutrient availability and growth phase.
A. Tikhomirova, Claudia Trappetti, J. Paton, S. Kidd
2015International Journal of Medical Microbiology23 citations
Semantic Scholar
Divergence of a strain of Pseudomonas aeruginosa during an outbreak of ovine mastitis.
Elli A. Wright, V. D. Di Lorenzo, Claudia Trappetti, M. Liciardi +7 more
2015Veterinary Microbiology22 citations Open access
Semantic Scholar
The Membrane Composition Defines the Spatial Organization and Function of a Major Acinetobacter baumannii Drug Efflux System
Maoge Zang, Hugo I MacDermott-Opeskin, Felise G. Adams, Varsha Naidu +15 more
2021mBio21 citations Open access
Semantic Scholar
Acinetobacter baumannii Fatty Acid Desaturases Facilitate Survival in Distinct Environments.
Felise G. Adams, Alaska Pokhrel, Erin B. Brazel, Lucie Semenec +6 more
2021ACS Infectious Diseases20 citations
Semantic Scholar
Host-glycan metabolism is regulated by a species-conserved two-component system in Streptococcus pneumoniae
P. R. Andreassen, Claudia Trappetti, Vikrant Minhas, F. Nielsen +3 more
2020PLoS Pathogens17 citations Open access
Semantic Scholar
Site-Specific Mutations of GalR Affect Galactose Metabolism in Streptococcus pneumoniae
Kimberley T. McLean, A. Tikhomirova, Erin B. Brazel, Salomé Legendre +4 more
2020Journal of Bacteriology13 citations Open access
Semantic Scholar
Pneumococcal Phasevarions Control Multiple Virulence Traits, Including Vaccine Candidate Expression
Zachary N. Phillips, Claudia Trappetti, Annelies Van Den Bergh, G. Martin +9 more
2022Microbiology spectrum12 citations Open access
Semantic Scholar
Sickly Sweet - How Sugar Utilization Impacts Pneumococcal Disease Progression.
Vikrant Minhas, J. Paton, Claudia Trappetti
2021Trends in Microbiology12 citations
Semantic Scholar
Specific growth conditions induce a Streptococcus pneumoniae non-mucoidal, small colony variant and determine the outcome of its co-culture with Haemophilus influenzae.
A. Tikhomirova, Claudia Trappetti, A. Standish, Yi-Wen Zhou +5 more
2018Pathogens and Disease10 citations Open access
Semantic Scholar
The central role of arginine in Haemophilus influenzae survival in a polymicrobial environment with Streptococcus pneumoniae and Moraxella catarrhalis
A. Tikhomirova, P. Zilm, Claudia Trappetti, J. Paton +1 more
2022PLoS ONE8 citations Open access
Semantic Scholar
Isolation Site Influences Virulence Phenotype of Serotype 14 Streptococcus pneumoniae Strains Belonging to Multilocus Sequence Type 15
Z. Amin, R. Harvey, Hui Wang, Catherine E Hughes +3 more
2015Infection and Immunity8 citations Open access
Semantic Scholar
A single nucleotide polymorphism in an IgA1 protease gene determines Streptococcus pneumoniae adaptation to the middle ear during otitis media.
A. Tikhomirova, Claudia Trappetti, J. Paton, Nathan S. Watson-Haigh +4 more
2020Pathogens and Disease7 citations Open access
Semantic Scholar
Uncovering the link between the SpnIII restriction modification system and LuxS in Streptococcus pneumoniae meningitis isolates
Hannah N. Agnew, John M. Atack, Ann R. D. Fernando, S. Waters +6 more
2023Frontiers in Cellular and Infection Microbiology6 citations Open access
Semantic Scholar
Streptococcus pneumoniae Strains Isolated From a Single Pediatric Patient Display Distinct Phenotypes
Hannah N. Agnew, Erin B. Brazel, A. Tikhomirova, M. V. D. van der Linden +3 more
2022Frontiers in Cellular and Infection Microbiology5 citations Open access
Semantic Scholar
The Variable Region of Pneumococcal Pathogenicity Island 1 Is Responsible for Unusually High Virulence of a Serotype 1 Isolate
R. Harvey, Claudia Trappetti, L. K. Mahdi, Hui Wang +4 more
2016Infection and Immunity5 citations Open access
Semantic Scholar
The Role of luxS in the Middle Ear Streptococcus pneumoniae Isolate 947
A. Tikhomirova, Erin B. Brazel, Kimberley T. McLean, Hannah N. Agnew +2 more
2022Pathogens4 citations Open access
Semantic Scholar
Hypothiocyanous acid reductase is critical for host colonization and infection by Streptococcus pneumoniae
Heather L. Shearer, M. Currie, Hannah N. Agnew, Claudia Trappetti +5 more
2024Journal of Biological Chemistry3 citations Open access
Semantic Scholar
In Vivo Dual RNA-Seq Analysis Reveals the Basis for Differential Tissue Tropism of Clinical Isolates of Streptococcus pneumoniae
Vikrant Minhas, Rieza Aprianto, Lauren J. McAllister, Hui Wang +7 more
2019bioRxiv3 citations Open access
Semantic Scholar
Site of Isolation Determines Biofilm Formation and 1 Virulence Phenotypes of Serotype 3 Streptococcus 2 pneumoniae Clinical Isolates 3 4
Claudia Trappetti, Erika van der Maten, Z. Amin, Adam J. Potter +4 more
20123 citations
Semantic Scholar
Acinetobacter baumannii Employs a Rare Fatty Acid Desaturase for Niche-Specific Host Adaptation.
Felise G. Adams, Saleh F. Alquethamy, J. Waters, Brynley J. Davies +8 more
2025ACS Infectious Diseases2 citations
Semantic Scholar
Biofilm Formation Under In Vitro Conditions
Claudia Trappetti, M. Oggioni
20152 citations
Semantic Scholar
Identification of Genes That Contribute to Pathogenesis of Invasive Pneumococcal 1
A. Ogunniyi, L. K. Mahdi, Claudia Trappetti, N. Verhoeven +4 more
20122 citations
Semantic Scholar
A selfish bacteriocin dictates pneumococcal domination.
Claudia Trappetti, J. Paton
2023Cell Host and Microbe1 citations Open access
Semantic Scholar
Stand by to repel boarders
J. Paton, Claudia Trappetti
2018Nature Microbiology1 citations
Semantic Scholar
Divergence of a strain of Pseudomonas aeruginosa during an outbreak of ovine mastitis in Sardinia
Ea Wright, V. Dilorenzo, Claudia Trappetti, M. Liciardi +7 more
20151 citations
Semantic Scholar
Loss of RafE impairs raffinose utilization and increases early pneumococcal burden in mice
Kate P. Whyte, M. V. D. van der Linden, James C. Paton, Claudia Trappetti +2 more
2026Journal of Bacteriology0 citations Open access
Semantic Scholar
Type I restriction–modification systems regulate gene expression through DNA topology
Yasmeen Althari, Yong-Kui Chen, A. Menon, M. Ferrándiz +13 more
2026Nucleic Acids Research0 citations Open access
Semantic Scholar
Structured peptides as vaccine antigens against infections
Claudia Trappetti, H. van Ingen, M. Falconi, Alice Romeo +4 more
2026Frontiers in Immunology0 citations Open access
Semantic Scholar
The mannose receptor on sinusoidal lining cells mediates two-step bacterial clearance in the human spleen
Neama Alnabati, Francesco Flandi, Tareq Al Saoudi, Giulia Cattabriga +28 more
2026Nature Communications0 citations Open access
Semantic Scholar
Whole-body decolonisation policies and Staphylococcus aureus bacteraemia rates in acute hospitals in England: a national cross-sectional survey.
K. Hijazi, Sara Sharaf, Susanth Alapati, H. Abbood +3 more
2026Journal of Hospital Infection0 citations Open access
Semantic Scholar

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J. Paton×32
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J. Paton — researcher profile on SciRah
M. Oggioni×13
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M. Oggioni — researcher profile on SciRah
Erin B. Brazel×9
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Erin B. Brazel — researcher profile on SciRah
A. Tikhomirova×7
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G. Pozzi — researcher profile on SciRah

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A. Paton — researcher profile on SciRah

Vikrant Minhas×6

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Vikrant Minhas — researcher profile on SciRah

Kimberley T. McLean×6

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Kimberley T. McLean — researcher profile on SciRah

Adam J. Potter×5

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Adam J. Potter — researcher profile on SciRah

Lauren J. McAllister×5

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Hui Wang — researcher profile on SciRah

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