2022
Type IV Pili Are a Critical Virulence Factor in Clinical Isolates of Paenibacillus thiaminolyticus
Hehnly C, Shi A, Ssentongo P, Zhang L, Isaacs A, Morton S, Streck N, Erdmann-Gilmore P, Tolstoy I, Townsend R, Limbrick D, Paulson J, Ericson J, Galperin M, Schiff S, Broach J. Type IV Pili Are a Critical Virulence Factor in Clinical Isolates of Paenibacillus thiaminolyticus. MBio 2022, 13: e02688-22. PMID: 36374038, PMCID: PMC9765702, DOI: 10.1128/mbio.02688-22.Peer-Reviewed Original ResearchConceptsPostinfectious hydrocephalusClinical isolatesVirulence factorsCritical virulence factorPotential virulence factorsPoor long-term outcomesPrevention of hydrocephalusLong-term outcomesBacterial pathogensDevastating sequelaeNeonatal sepsisMiddle-income countriesNeonatal infectionSurgical interventionReference strainsNovel bacterial pathogensAfrican cohortBeta-lactamase genesChildhood mortalityHydrocephalusTherapeutic targetInfectionVirulent strainDevastating diseaseWhole-genome sequencing
2020
Inflammation in acquired hydrocephalus: pathogenic mechanisms and therapeutic targets
Karimy JK, Reeves BC, Damisah E, Duy PQ, Antwi P, David W, Wang K, Schiff SJ, Limbrick DD, Alper SL, Warf BC, Nedergaard M, Simard JM, Kahle KT. Inflammation in acquired hydrocephalus: pathogenic mechanisms and therapeutic targets. Nature Reviews Neurology 2020, 16: 285-296. PMID: 32152460, PMCID: PMC7375440, DOI: 10.1038/s41582-020-0321-y.Peer-Reviewed Original ResearchConceptsPosthaemorrhagic hydrocephalusPostinfectious hydrocephalusNeurosurgical disordersPathogenic mechanismsToll-like receptor 4Pathogenesis of hydrocephalusImportant protective responseEpendymal denudationCommon neurosurgical disorderSustained inflammationInflammatory mediatorsNeuroinflammatory conditionsImmune cellsReceptor 4Therapeutic approachesReparative inflammationCerebrospinal fluidCSF pathwaysHydrocephalusTherapeutic targetInflammationTherapeutic interventionsBrain ventriclesProtective responsePhysical irritants