Featured Publications
Comparison of percutaneous vs oral infection of hamsters with the hookworm Ancylostoma ceylanicum: Parasite development, pathology and primary immune response
Bungiro RD, Harrison LM, Dondji B, Cappello M. Comparison of percutaneous vs oral infection of hamsters with the hookworm Ancylostoma ceylanicum: Parasite development, pathology and primary immune response. PLOS Neglected Tropical Diseases 2022, 16: e0010098. PMID: 34986139, PMCID: PMC8765627, DOI: 10.1371/journal.pntd.0010098.Peer-Reviewed Original ResearchConceptsCellular immune responsesGolden Syrian hamstersImmune responsePercutaneous infectionOral infectionSyrian hamstersAncylostoma ceylanicumPrimary immune responseRoute of infectionModerate growth delayFaecal egg outputPercutaneous groupImmunological manifestationsAntibody titersHookworm Ancylostoma ceylanicumInfected hamstersWorm recoveryLarval antigensBlood hemoglobinDisease pathogenesisHost responseGrowth delayHuman infectionsInfectionA. ceylanicum
2013
In vitro Screening of Compounds against Laboratory and Field Isolates of Human Hookworm Reveals Quantitative Differences in Anthelmintic Susceptibility
Treger RS, Otchere J, Keil MF, Quagraine JE, Rai G, Mott BT, Humphries DL, Wilson M, Cappello M, Vermeire JJ. In vitro Screening of Compounds against Laboratory and Field Isolates of Human Hookworm Reveals Quantitative Differences in Anthelmintic Susceptibility. American Journal Of Tropical Medicine And Hygiene 2013, 90: 71-74. PMID: 24297811, PMCID: PMC3886431, DOI: 10.4269/ajtmh.12-0547.Peer-Reviewed Original ResearchConceptsField isolatesA. ceylanicumHookwormScreening of compoundsAncylostoma ceylanicumHuman hookwormAnthelmintic compoundsLaboratory strainsHookworm speciesPercent inhibitionSchool childrenTwofold increaseSelect compoundsAnthelmintic activityNovel anthelmintic compoundsAnthelmintic susceptibilityBrong Ahafo RegionIsolatesAhafo Region
2012
Oxadiazole 2-oxides are toxic to the human hookworm, Ancylostoma ceylanicum, however glutathione reductase is not the primary target
Treger R, Cook A, Rai G, Maloney D, Simeonov A, Jadhav A, Thomas C, Williams D, Cappello M, Vermeire J. Oxadiazole 2-oxides are toxic to the human hookworm, Ancylostoma ceylanicum, however glutathione reductase is not the primary target. International Journal For Parasitology Drugs And Drug Resistance 2012, 2: 171-177. PMID: 22844653, PMCID: PMC3404738, DOI: 10.1016/j.ijpddr.2012.05.001.Peer-Reviewed Original ResearchAncylostoma ceylanicumVivo anthelminthic efficacyIntestinal worm burdenEffective drug therapyGlutathione reductasePrimary targetOral treatmentSevere anemiaDrug therapyHookworm infectionHookworm Ancylostoma ceylanicumAntischistosomal compoundsHamster modelNovel chemotherapyTrematode parasite Schistosoma mansoniWorm burdenGrowth delayHookworm diseaseParasite Schistosoma mansoniEx vivoParasitic diseasesParasite deathA. ceylanicumSchistosoma mansoniWeight gain
2009
Characterisation of a fatty acid and retinol binding protein orthologue from the hookworm Ancylostoma ceylanicum
Fairfax KC, Vermeire JJ, Harrison LM, Bungiro RD, Grant W, Husain SZ, Cappello M. Characterisation of a fatty acid and retinol binding protein orthologue from the hookworm Ancylostoma ceylanicum. International Journal For Parasitology 2009, 39: 1561-1571. PMID: 19591834, PMCID: PMC2760681, DOI: 10.1016/j.ijpara.2009.06.005.Peer-Reviewed Original ResearchConceptsMucosal adjuvant cholera toxinAdjuvant cholera toxinCause of anemiaLive adult wormsIntestinal worm burdenFatty acidsResource limited countriesFatty acid uptakeHookworm Ancylostoma ceylanicumReal-time PCRFatty acids de novoWorm burdenVaccine developmentLimited countriesIntestinal nematodesEx vivoA. ceylanicumCholera toxinHookworm biologyIndividual fatty acidsAncylostoma ceylanicumAcid uptakeAdult wormsProtein 1Potential role
2006
A purified Bacillus thuringiensis crystal protein with therapeutic activity against the hookworm parasite Ancylostoma ceylanicum
Cappello M, Bungiro RD, Harrison LM, Bischof LJ, Griffitts JS, Barrows BD, Aroian RV. A purified Bacillus thuringiensis crystal protein with therapeutic activity against the hookworm parasite Ancylostoma ceylanicum. Proceedings Of The National Academy Of Sciences Of The United States Of America 2006, 103: 15154-15159. PMID: 17005719, PMCID: PMC1622792, DOI: 10.1073/pnas.0607002103.Peer-Reviewed Original ResearchConceptsCry proteinsCrystal proteinsSoil bacterium Bacillus thuringiensisBacterium Bacillus thuringiensisBacillus thuringiensis crystal proteinsBt Cry proteinsVivo anthelminthic activityFree-living nematodesA. ceylanicumLarval development assaysAdult A. ceylanicumGastrointestinal nematodesBacillus thuringiensisParasitic nematodesNematode parasitesVeterinary useCry5BAncylostoma ceylanicumNematodesDevelopment assaysEgg excretionAdult female wormsHuman diseasesWorm burdenPermissive host
2004
Ancylostoma ceylanicum anticoagulant peptide-1: role of the predicted reactive site amino acid in mediating inhibition of coagulation factors Xa and VIIa
Mieszczanek J, Harrison LM, Cappello M. Ancylostoma ceylanicum anticoagulant peptide-1: role of the predicted reactive site amino acid in mediating inhibition of coagulation factors Xa and VIIa. Molecular And Biochemical Parasitology 2004, 137: 151-159. PMID: 15279961, DOI: 10.1016/j.molbiopara.2004.05.011.Peer-Reviewed Original ResearchConceptsCoagulation factor XaAmino acid sequence similarityFactor XaGastrointestinal blood lossIron deficiency anemiaSite amino acid residuesAmino acid residuesSite amino acidsMechanism of actionBlood lossHookworm infectionSequence similarityDeficiency anemiaLeading causeFactor VIIa/tissue factor complexFactor complexCoagulation inhibitorsPeptide-1Ancylostoma caninum anticoagulant peptide 5Coagulation responseAcid residuesNon-active siteA. ceylanicumAnticoagulantsTissue factor complex
2001
Molecular Characterization of Ancylostoma Inhibitors of Coagulation Factor Xa HOOKWORM ANTICOAGULANT ACTIVITY IN VITRO PREDICTS PARASITE BLOODFEEDING IN VIVO *
Harrison LM, Nerlinger A, Bungiro RD, Córdova JL, Kuzmič P, Cappello M. Molecular Characterization of Ancylostoma Inhibitors of Coagulation Factor Xa HOOKWORM ANTICOAGULANT ACTIVITY IN VITRO PREDICTS PARASITE BLOODFEEDING IN VIVO *. Journal Of Biological Chemistry 2001, 277: 6223-6229. PMID: 11741914, DOI: 10.1074/jbc.m109908200.Peer-Reviewed Original ResearchConceptsCoagulation factor XaAdult A. ceylanicumHookworm speciesHuman vaccine developmentIron deficiency anemiaAnticoagulant activityFactor Xa inhibitory activityFactor Xa activityDog hookworm Ancylostoma caninumFactor XaXa inhibitory activityMechanism of actionFirst anticoagulantGastrointestinal hemorrhageDeficiency anemiaReverse transcription-PCRSpecies of hookwormXa activityPeptide-1Vaccine developmentHookworm Ancylostoma caninumA. ceylanicumAncylostoma ceylanicumHookwormAncylostoma caninumAncylostoma caninum anticoagulant peptide-5: immunolocalization and in vitro neutralization of a major hookworm anti-thrombotic
Harrison L, Córdova J, Cappello M. Ancylostoma caninum anticoagulant peptide-5: immunolocalization and in vitro neutralization of a major hookworm anti-thrombotic. Molecular And Biochemical Parasitology 2001, 115: 101-107. PMID: 11377744, DOI: 10.1016/s0166-6851(01)00276-6.Peer-Reviewed Original ResearchConceptsPolyclonal IgGAnticoagulant activityFuture immunization strategiesGastrointestinal blood lossIron deficiency anemiaPartial thromboplastin timeFactor Xa activityHuman coagulation factor XaBlood lossDeficiency anemiaHookworm infectionThromboplastin timeXa activityAmphidial glandsAdult Ancylostoma caninum hookwormsCoagulation factor XaAdult hookwormsImmunization strategiesA. ceylanicumIgGMajor causeHookwormSerine protease inhibitorAdult wormsViable target