Featured Publications
Social determinants and causes of child mortality in Pakistan: Analysis of national demographic health surveys from 1990 to 2013
Afshan K, Narjis G, Qureshi IZ, Cappello M. Social determinants and causes of child mortality in Pakistan: Analysis of national demographic health surveys from 1990 to 2013. Journal Of Paediatrics And Child Health 2019, 56: 457-472. PMID: 31774227, DOI: 10.1111/jpc.14670.Peer-Reviewed Original ResearchConceptsChild mortalitySocial determinantsChild healthNational Demographic Health SurveyAverage birth sizeFirst birth orderCause of deathChild survival strategyDemographic Health Survey dataPrevious birth intervalCost-effective interventionLowest wealth quintileDemographic Health SurveyHealth Survey dataIntrapartum asphyxiaMaternal disordersMiddle-income countriesBirth sizeHealth SurveyMaternal educationChild survivalWealth quintileBivariate analysisGreater riskMortality
2021
Effect of hookworm infection and anthelmintic treatment on naturally acquired antibody responses against the GMZ2 malaria vaccine candidate and constituent antigens
Amoani B, Gyan B, Sakyi SA, Abu EK, Nuvor SV, Barnes P, Sarkodie-Addo T, Ahenkorah B, Sewor C, Dwomoh D, Theisen M, Cappello M, Wilson MD, Adu B. Effect of hookworm infection and anthelmintic treatment on naturally acquired antibody responses against the GMZ2 malaria vaccine candidate and constituent antigens. BMC Infectious Diseases 2021, 21: 332. PMID: 33832450, PMCID: PMC8028774, DOI: 10.1186/s12879-021-06027-5.Peer-Reviewed Original ResearchMeSH KeywordsAdolescentAdultAgedAged, 80 and overAlbendazoleAnthelminticsAntibodies, ProtozoanAntigens, ProtozoanCase-Control StudiesChildChild, PreschoolCross-Sectional StudiesFemaleHookworm InfectionsHumansImmunoglobulin GLongitudinal StudiesMalaria VaccinesMalaria, FalciparumMaleMiddle AgedParasitemiaProtozoan ProteinsYoung AdultConceptsMerozoite surface protein 3Antibody responseHookworm infectionMalaria vaccine candidateConstituent antigensP. falciparumGLURP-R0IgG3 levelsVaccine candidatesLongitudinal cross-sectional studyHigher IgG3 levelsUninfected endemic controlsP. falciparum infectionPlasmodium falciparum merozoite surface protein 3Levels of IgG1Kato-Katz methodCross-sectional studyHigher antibody responseMalaria vaccine efficacyKintampo North MunicipalityAnthelmintic treatmentHookworm treatmentMalaria parasitaemiaAlbendazole treatmentEndemic controls
2019
Genetic Markers of Benzimidazole Resistance among Human Hookworms (Necator americanus) in Kintampo North Municipality, Ghana.
Orr AR, Quagraine JE, Suwondo P, George S, Harrison LM, Dornas FP, Evans B, Caccone A, Humphries D, Wilson MD, Cappello M. Genetic Markers of Benzimidazole Resistance among Human Hookworms (Necator americanus) in Kintampo North Municipality, Ghana. American Journal Of Tropical Medicine And Hygiene 2019, 100: 351-356. PMID: 30734697, PMCID: PMC6367626, DOI: 10.4269/ajtmh.18-0727.Peer-Reviewed Original ResearchConceptsMass drug administrationSoil-transmitted helminthsKintampo North MunicipalitySchool-aged childrenSingle nucleotide polymorphismsPolymerase chain reactionEffectiveness of MDAWild-type SNPsInfected study subjectsPeriodic mass drug administrationResistance-associated single nucleotide polymorphismsCross-sectional studyResistance-associated mutationsWorld Health OrganizationHookworm infectionDrug exposureHookworm eggsUnreported associationStudy subjectsDrug AdministrationPosttreatment samplesChemotherapeutic approachesGrowth delayHuman hookwormHealth Organization
2018
Albendazole Treatment Improves Work Capacity in Women Smallholder Farmers Infected with Hookworm: A Double-Blind Randomized Control Trial.
Salmon M, Salmon C, Masoda M, Salumu JM, Bozzi C, Nieburg P, Harrison LM, Humphries D, Abaca Uvon N, Wendel SK, Trout C, Cappello M. Albendazole Treatment Improves Work Capacity in Women Smallholder Farmers Infected with Hookworm: A Double-Blind Randomized Control Trial. American Journal Of Tropical Medicine And Hygiene 2018, 98: 1419-1426. PMID: 29611504, PMCID: PMC5953358, DOI: 10.4269/ajtmh.17-0403.Peer-Reviewed Original ResearchConceptsWork capacityRandomized Effectiveness TrialSoil-transmitted helminthsHealth of womenStep testPlacebo groupAlbendazole treatmentPrimary outcomeHookworm infectionStep test resultsEffectiveness trialNonsignificant decreaseHeart rateControl trialTreatment groupsIntestinal parasitesPulse rateHookwormTrialsRisk benefitDrug distributionWomenTreatmentAlbendazoleMinutes
2016
Effectiveness of Albendazole for Hookworm Varies Widely by Community and Correlates with Nutritional Factors: A Cross-Sectional Study of School-Age Children in Ghana.
Humphries D, Nguyen S, Kumar S, Quagraine JE, Otchere J, Harrison LM, Wilson M, Cappello M. Effectiveness of Albendazole for Hookworm Varies Widely by Community and Correlates with Nutritional Factors: A Cross-Sectional Study of School-Age Children in Ghana. American Journal Of Tropical Medicine And Hygiene 2016, 96: 347-354. PMID: 27895280, PMCID: PMC5303035, DOI: 10.4269/ajtmh.16-0682.Peer-Reviewed Original ResearchConceptsEgg reduction rateCross-sectional studyMass drug administrationSchool-aged childrenEffectiveness of albendazoleCure rateDrug AdministrationMid-upper arm circumferenceSoil-transmitted helminth infectionsHost factorsNutritional factorsSingle-dose albendazoleOverall cure rateBlood hemoglobin levelsKintampo North MunicipalitySignificant community-level variationIndividual host factorsWorld Health OrganizationCommon STHHemoglobin levelsArm circumferenceHookworm infectionHelminth infectionsDeworming programsHookworm prevalenceHamsters vaccinated with Ace-mep-7 DNA vaccine produced protective immunity against Ancylostoma ceylanicum infection
Wiśniewski M, Jaros S, Bąska P, Cappello M, Długosz E, Wędrychowicz H. Hamsters vaccinated with Ace-mep-7 DNA vaccine produced protective immunity against Ancylostoma ceylanicum infection. Experimental Parasitology 2016, 163: 1-7. PMID: 26795262, DOI: 10.1016/j.exppara.2016.01.006.Peer-Reviewed Original ResearchConceptsA. ceylanicum infectionAncylostoma ceylanicum infectionHookworm speciesWorm burden reductionsSyrian golden hamstersProtective immunityDNA vaccineGut mucosaGastrointestinal tractIntestinal nematodesGolden hamstersBurden reductionAdult wormsHemoglobin digestionEgg countsImmunizationVaccineInfectionHamstersMetalloproteasesMucosaHookwormBloodTractImmunity
2014
Molecular cloning and characterization of a nematode polyprotein antigen/allergen from the human and animal hookworm Ancylostoma ceylanicum
Fairfax KC, Harrison LM, Cappello M. Molecular cloning and characterization of a nematode polyprotein antigen/allergen from the human and animal hookworm Ancylostoma ceylanicum. Molecular And Biochemical Parasitology 2014, 198: 37-44. PMID: 25481749, PMCID: PMC4354846, DOI: 10.1016/j.molbiopara.2014.11.005.Peer-Reviewed Original ResearchConceptsAmino acid sequenceFatty acids de novoShares sequence identityExcretory/secretory proteinsPseudocoelomic spaceMolecular cloningCis-parinaric acidPartial cDNASequence identityAcid sequenceFatty acidsSimilar proteinsSecretory proteinsHookworm biologyRecombinant subunitsSoluble adult worm extractProteinAntigens/allergensSubunits
2013
Hookworm Infection among School Age Children in Kintampo North Municipality, Ghana: Nutritional Risk Factors and Response to Albendazole Treatment
Humphries D, Simms BT, Davey D, Otchere J, Quagraine J, Terryah S, Newton S, Berg E, Harrison LM, Boakye D, Wilson M, Cappello M. Hookworm Infection among School Age Children in Kintampo North Municipality, Ghana: Nutritional Risk Factors and Response to Albendazole Treatment. American Journal Of Tropical Medicine And Hygiene 2013, 89: 540-548. PMID: 23836564, PMCID: PMC3771297, DOI: 10.4269/ajtmh.12-0605.Peer-Reviewed Original ResearchConceptsKintampo North MunicipalityHookworm infectionCure rateSchool-aged childrenModest cure ratesSingle-dose albendazoleNutritional risk factorsLevels of antibodiesYears of ageAge childrenMalaria parasitemiaAlbendazole treatmentRisk factorsChildren 6InfectionInfection statusHealth careSignificant predictorsAnimal foodsHookwormAlbendazoleFurther investigationAgeChildrenLow consumption
2011
Epidemiology of Hookworm Infection in Kintampo North Municipality, Ghana: Patterns of Malaria Coinfection, Anemia, and Albendazole Treatment Failure
Humphries D, Mosites E, Otchere J, Twum WA, Woo L, Jones-Sanpei H, Harrison LM, Bungiro RD, Benham-Pyle B, Bimi L, Edoh D, Bosompem K, Wilson M, Cappello M. Epidemiology of Hookworm Infection in Kintampo North Municipality, Ghana: Patterns of Malaria Coinfection, Anemia, and Albendazole Treatment Failure. American Journal Of Tropical Medicine And Hygiene 2011, 84: 792-800. PMID: 21540391, PMCID: PMC3083749, DOI: 10.4269/ajtmh.2011.11-0003.Peer-Reviewed Original ResearchConceptsPoor nutritional statusHookworm infectionRisk factorsNutritional statusOverall egg reduction rateSerum immunoglobulin G (IgG) reactivitiesCross-sectional pilot studyEgg reduction rateImmunoglobulin G reactivityKintampo North MunicipalityAlbendazole therapyKintampo NorthMalaria coinfectionTreatment failureOverall prevalenceHigh prevalenceRepeat examinationEgg excretionSecretory antigensInfectionPilot studyCoinfectionSignificant reductionTherapyHigh rate
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
Molecular cloning and characterization of a C-type lectin from Ancylostoma ceylanicum: Evidence for a role in hookworm reproductive physiology
Brown AC, Harrison LM, Kapulkin W, Jones BF, Sinha A, Savage A, Villalon N, Cappello M. Molecular cloning and characterization of a C-type lectin from Ancylostoma ceylanicum: Evidence for a role in hookworm reproductive physiology. Molecular And Biochemical Parasitology 2006, 151: 141-147. PMID: 17129620, PMCID: PMC1831819, DOI: 10.1016/j.molbiopara.2006.10.017.Peer-Reviewed Original ResearchConceptsC-type lectinRecombinant proteinsAmino acid mature proteinDrosophila S2 cellsPutative C-type lectinReproductive physiologySecretory signal sequenceEssential cell functionsSoluble protein extractsEgg cell membraneS2 cellsMature proteinCDNA correspondingProtein familyCDNA correspondsSignal sequenceMolecular cloningSperm proteinsRelated proteinsReverse transcription-PCRProtein extractsCell membraneProteinTranscription-PCRCell functionA 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
Formation of tissue factor–factor VIIa–factor Xa complex promotes cellular signaling and migration of human breast cancer cells
Jiang X, Bailly M, Panetti T, Cappello M, Konigsberg W, Bromberg M. Formation of tissue factor–factor VIIa–factor Xa complex promotes cellular signaling and migration of human breast cancer cells. Journal Of Thrombosis And Haemostasis 2004, 2: 93-101. PMID: 14717972, DOI: 10.1111/j.1538-7836.2004.00545.x.Peer-Reviewed Original ResearchConceptsHuman breast cancer cellsMAPK phosphorylationCellular signalingBreast cancer cellsCell migrationCancer cellsCell linesTF-FVIIa complex formationProtein kinase phosphorylationTumor cell migrationConcentrations of FVIIaKinase phosphorylationTranscriptase-polymerase chain reaction analysisP44/42 mitogenTissue factorPhosphorylationTransmembrane glycoproteinReverse transcriptase-polymerase chain reaction analysisProtease-activated receptor 1TF-FVIIaSpecific agonist peptideChain reaction analysisSignalingPhysiological consequencesPathway
2003
Oral Transfer of Adult Ancylostoma ceylanicum Hookworms into Permissive and Nonpermissive Host Species
Bungiro RD, Anderson BR, Cappello M. Oral Transfer of Adult Ancylostoma ceylanicum Hookworms into Permissive and Nonpermissive Host Species. Infection And Immunity 2003, 71: 1880-1886. PMID: 12654804, PMCID: PMC152085, DOI: 10.1128/iai.71.4.1880-1886.2003.Peer-Reviewed Original ResearchConceptsBALB/c miceHigh-dose groupHumoral immune responseCD-1 miceLong-term survivalRecovery of parasitesExcretory-secretory productsHemoglobin levelsPrechallenge levelsC57BL/6 miceHookworm infectionC miceWeanling hamstersOral infectionImmune responseMurine modelHookworm larvaeSyrian hamstersMouse strainsTypical infectionsInfectionPrior exposureMiceAdult wormsOral transfer
2001
Ancylostoma 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
1998
Tsetse thrombin inhibitor: Bloodmeal-induced expression of an anticoagulant in salivary glands and gut tissue of Glossina morsitans morsitans
Cappello M, Li S, Chen X, Li C, Harrison L, Narashimhan S, Beard C, Aksoy S. Tsetse thrombin inhibitor: Bloodmeal-induced expression of an anticoagulant in salivary glands and gut tissue of Glossina morsitans morsitans. Proceedings Of The National Academy Of Sciences Of The United States Of America 1998, 95: 14290-14295. PMID: 9826693, PMCID: PMC24366, DOI: 10.1073/pnas.95.24.14290.Peer-Reviewed Original ResearchMeSH KeywordsAmino Acid SequenceAnimalsAnticoagulantsAntithrombin ProteinsAntithrombinsBase SequenceBloodCloning, MolecularDigestive SystemDNA, ComplementaryEatingEscherichia coliFemaleGene Expression RegulationInsect ProteinsMaleMolecular Sequence DataPupaRecombinant ProteinsRNA, MessengerSalivary GlandsThrombinTranscription, GeneticTsetse FliesConceptsTsetse thrombin inhibitorPutative secretory signal peptideNative proteinGlossina morsitans morsitansFull-length cDNADegenerate oligonucleotide probeSecretory signal peptideSalivary gland cDNA libraryLack of homologyMorsitans morsitansUntranslated segmentSignal peptideInhibitor geneCDNA librarySingle copyTsetse genomeAdult tsetse fliesFamily of moleculesSegment codesEscherichia coliOptimal inhibitory activityOligonucleotide probesTsetse fliesSalivary glandsGut tissue
1996
Isolation and characterization of the tsetse thrombin inhibitor: a potent antithrombotic peptide from the saliva of Glossina morsitans morsitans.
Cappello M, Bergum PW, Vlasuk GP, Furmidge BA, Pritchard DI, Aksoy S. Isolation and characterization of the tsetse thrombin inhibitor: a potent antithrombotic peptide from the saliva of Glossina morsitans morsitans. American Journal Of Tropical Medicine And Hygiene 1996, 54: 475-80. PMID: 8644901, DOI: 10.4269/ajtmh.1996.54.475.Peer-Reviewed Original Research
1991
Human immunodeficiency virus infection among Peace Corps volunteers in Zaire. No evidence for unusual modes of transmission.
Cappello M, Bernard K, Jones B, Francis H, van der Vlugt T. Human immunodeficiency virus infection among Peace Corps volunteers in Zaire. No evidence for unusual modes of transmission. JAMA Internal Medicine 1991, 151: 1328-30. PMID: 2064483, DOI: 10.1001/archinte.151.7.1328.Peer-Reviewed Original ResearchConceptsHuman immunodeficiency virusHepatitis B virusB virusVirus infectionPeace Corps volunteersHepatitis B virus infectionHuman immunodeficiency virus (HIV) infectionPositive serologic markersB virus infectionImmunodeficiency virus infectionUS Peace Corps volunteersSerologic markersImmunodeficiency syndromeImmunodeficiency virusProspective studyStudy populationHigh endemicityInfectionSerum samplesStudy periodMean lengthVolunteersVirusStayExtensive education