2020
Dimeric Stilbene Antibiotics Target the Bacterial Cell Wall in Drug-Resistant Gram-Positive Pathogens
Goddard TN, Patel J, Park HB, Crawford JM. Dimeric Stilbene Antibiotics Target the Bacterial Cell Wall in Drug-Resistant Gram-Positive Pathogens. Biochemistry 2020, 59: 1966-1971. PMID: 32410442, PMCID: PMC10578317, DOI: 10.1021/acs.biochem.0c00213.Peer-Reviewed Original ResearchConceptsChemical complementation studiesBacterial cell wallMass spectrometry analysisLipid IILead compoundsMultidrug-resistant Gram-positive pathogensStilbene dimersCell wall precursorsSpectrometry analysisDrug-Resistant GramNew antimicrobial agentsGram-positive pathogensDimersNonlethal exposureAntibiotic targetsPositive pathogensDietary plantsAction studiesAntibiotic resistanceMode of actionAntimicrobial agentsLead dimerWall precursorsMonomersStrong activity
2015
The colibactin warhead crosslinks DNA
Vizcaino MI, Crawford JM. The colibactin warhead crosslinks DNA. Nature Chemistry 2015, 7: 411-417. PMID: 25901819, PMCID: PMC4499846, DOI: 10.1038/nchem.2221.Peer-Reviewed Original ResearchConceptsDNA-damaging activityHost-microbe interactionsUncharacterized familyColibactin biosynthesisSmall moleculesHybrid pathwayCancer formationMode of actionDuplex DNACrosslinks DNAMicrobial metabolitesUnexpected modelHuman microbiotaSelect strainsMetabolomic analysisDNAPathwayEscherichia coli presentHuman colonLabeling studiesDisease statesDirect experimental evidenceHuman healthBiosynthesisColibactin