Featured Publications
Application of multiplex amplicon deep-sequencing (MAD-seq) to screen for putative drug resistance markers in the Necator americanus isotype-1 β-tubulin gene
George S, Suwondo P, Akorli J, Otchere J, Harrison LM, Bilguvar K, Knight JR, Humphries D, Wilson MD, Caccone A, Cappello M. Application of multiplex amplicon deep-sequencing (MAD-seq) to screen for putative drug resistance markers in the Necator americanus isotype-1 β-tubulin gene. Scientific Reports 2022, 12: 11459. PMID: 35794459, PMCID: PMC9259660, DOI: 10.1038/s41598-022-15718-1.Peer-Reviewed Original ResearchConceptsSingle nucleotide polymorphismsPeriodic mass drug administrationHigh-risk groupCross-sectional studyDrug resistance markersMass drug administrationResistance-associated mutationsHookworm Necator americanusPost-treatment samplesIsotype-1 β-tubulin geneHookworm infectionPersistent infectionResistance markersDrug AdministrationNecator americanusInfection statusVeterinary nematodesInfectionMarkersNucleotide polymorphismsSensitive toolBenzimidazole drugsNucleotide allelesComparison 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
2022
Plasmodium falciparum coinfection is associated with improved IgE and IgG3 response against hookworm antigens
Sakyi SA, Wilson MD, Adu B, Opoku S, Brewoo A, Larbi A, Baafour EK, Tchum SK, Saahene RO, Aniagyei W, Sewor C, Courtin D, Cappello M, Gyan B, Amoani B. Plasmodium falciparum coinfection is associated with improved IgE and IgG3 response against hookworm antigens. Health Science Reports 2022, 5: e672. PMID: 35734341, PMCID: PMC9195015, DOI: 10.1002/hsr2.672.Peer-Reviewed Original ResearchL3 stage larvaeAlbendazole treatmentHookworm infectionImmune responseNonendemic controlsPlasmodium falciparum coinfectionsIron deficiency anemiaHookworm treatmentVaccine effectivenessIgG3 responsesIgG responsesAntibody profileSingle doseDeficiency anemiaIgG3 antibodiesBlood samplesIgEProtein malnutritionControl groupVaccine developmentHigh levelsSerum samplesIgG3Stage larvaeInfection
2016
Hamsters 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
2013
Ancylostoma ceylanicum metalloprotease 6 DNA vaccination induces partial protection against hookworm challenge infection
Wiśniewski M, Jaros S, Bąska P, Cappello M, Wędrychowicz H. Ancylostoma ceylanicum metalloprotease 6 DNA vaccination induces partial protection against hookworm challenge infection. Acta Parasitologica 2013, 58: 376-383. PMID: 23990436, DOI: 10.2478/s11686-013-0151-9.Peer-Reviewed Original ResearchConceptsChallenge infectionAnthelminthic drug resistanceEffective human vaccineWorm burden reductionsGroups of hamstersIron deficiency anemiaCDNA vaccineTriple immunizationInfected childrenDeficiency anemiaDNA vaccineHookworm infectionDNA vaccinationHuman vaccinesAnimal modelsNumerous antigensVaccine developmentGrowth retardationIntestinal nematodesDrug resistanceVaccineBurden reductionPartial protectionInfectionHemoglobin digestionHookworm 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
2012
Frequency and intensity of exposure mediate resistance to experimental infection with the hookworm, Ancylostoma ceylanicum
Davey D, Manickam N, Simms BT, Harrison LM, Vermeire JJ, Cappello M. Frequency and intensity of exposure mediate resistance to experimental infection with the hookworm, Ancylostoma ceylanicum. Experimental Parasitology 2012, 133: 243-249. PMID: 23232252, PMCID: PMC3580025, DOI: 10.1016/j.exppara.2012.11.010.Peer-Reviewed Original ResearchConceptsExperimental infectionThird-stage hookworm larvaeParasite-specific IgAHumoral immune responseStudy of pathogenesisResource-limited countriesHuman hookworm diseaseHookworm infectionLifelong susceptibilityPrimary infectionImmune responseProlonged susceptibilitySubsequent challengeAntibody productionVaccine developmentHookworm larvaeHookworm diseaseIntestinal nematodesInfectionPathological effectsRepeated exposureAncylostoma ceylanicumContinued susceptibilityMajor causeMediate resistanceThe promise and pitfalls of mass drug administration to control intestinal helminth infections
Humphries D, Nguyen S, Boakye D, Wilson M, Cappello M. The promise and pitfalls of mass drug administration to control intestinal helminth infections. Current Opinion In Infectious Diseases 2012, 25: 584-589. PMID: 22903231, DOI: 10.1097/qco.0b013e328357e4cf.Peer-Reviewed Original ResearchConceptsMass drug administrationIntestinal helminth infectionsHelminth infectionsDrug AdministrationSoil-transmitted nematode infectionsIntensity of schistosomiasisHigh-risk groupResource-limited settingsLong-term controlSignificant morbidityPregnant womenLong-term benefitsNew drug developmentIntensity of infectionIntestinal helminthsEndemic areasConsistent benefitInfectionChemotherapeutic interventionCertain populationsDrug developmentBenzimidazole anthelminthicsIntensive monitoringPrevalenceAdministrationNutritional risk factors for hookworm infection among school age children in the Kintampo North Municipality, Ghana
Humphries D, Simms B, Davey D, Otchere J, Quagraine J, Berg E, Newton S, Harrison L, Boakye D, Wilson M, Cappello M. Nutritional risk factors for hookworm infection among school age children in the Kintampo North Municipality, Ghana. The FASEB Journal 2012, 26: 1028.6-1028.6. DOI: 10.1096/fasebj.26.1_supplement.1028.6.Peer-Reviewed Original ResearchHookworm infectionKintampo North MunicipalityRisk factorsInfection statusSchool-aged childrenNutritional risk factorsDietary risk factorsMalaria infection statusSignificant risk factorsDietary diversityDegree of stuntingLow-intensity infectionsChildren ages 6Recent dewormingClinical sequelaeResults PrevalenceHigh prevalenceFood groupsIntensity infectionsNutritional statusCross-sectional sampleHookwormInfectionAnemiaHAZ scores
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 rateTwenty-First Century Progress Toward the Global Control of Human Hookworm Infection
Bungiro R, Cappello M. Twenty-First Century Progress Toward the Global Control of Human Hookworm Infection. Current Infectious Disease Reports 2011, 13: 210. PMID: 21462001, DOI: 10.1007/s11908-011-0182-z.Peer-Reviewed Original ResearchHuman hookworm infectionHost immune responseCandidate vaccine antigensHigher infection rateExcretory/secretory proteinsImmunoepidemiological studiesTreatment failureHookworm infectionMass chemotherapyImmune responseAnimal modelsParasitic infectionsVaccine antigensMolecular pathogenesisInfection rateHookworm diseaseReduced efficacyProtease inhibitorsHookwormInfectionSaharan AfricaRecent studiesContinued useSecretory proteinsAsthmaPoly-helminth infection in east guatemalan school children
Sorensen WC, Cappello M, Bell D, DiFedele LM, Brown MA. Poly-helminth infection in east guatemalan school children. Journal Of Global Infectious Diseases 2011, 3: 25-31. PMID: 21572605, PMCID: PMC3068574, DOI: 10.4103/0974-777x.77292.Peer-Reviewed Original ResearchGuatemalan school childrenBivariate analysisSchool childrenGlobal public health concernPrevalence of hookwormMultiple logistic regressionPublic health concernLow-intensity infectionsBaseline prevalenceSTH infectionsKato-KatzHelminth infectionsAnthropometric measuresAssociated epidemiologyInfectionLogistic regressionGuatemalan childrenHealth concernAnemiaChi-squareSignificant decreaseHemoglobinChildrenT-testInfection intensity
2008
Acute Pyelonephritis Caused by Aerococcus urinae in a 12-Year-Old Boy
Murray TS, Muldrew KL, Finkelstein R, Hampton L, Edberg SC, Cappello M. Acute Pyelonephritis Caused by Aerococcus urinae in a 12-Year-Old Boy. The Pediatric Infectious Disease Journal 2008, 27: 760-762. PMID: 18574434, DOI: 10.1097/inf.0b013e318170af46.Peer-Reviewed Case Reports and Technical Notes
2006
Echinostome infection in green frogs (Rana clamitans) is stage and age dependent
Holland M, Skelly D, Kashgarian M, Bolden S, Harrison L, Cappello M. Echinostome infection in green frogs (Rana clamitans) is stage and age dependent. Journal Of Zoology 2006, 271: 455-462. DOI: 10.1111/j.1469-7998.2006.00229.x.Peer-Reviewed Original Research
2005
Epidemiology and Management of Infectious Diseases in International Adoptees
Murray TS, Groth ME, Weitzman C, Cappello M. Epidemiology and Management of Infectious Diseases in International Adoptees. Clinical Microbiology Reviews 2005, 18: 510-520. PMID: 16020687, PMCID: PMC1195971, DOI: 10.1128/cmr.18.3.510-520.2005.Peer-Reviewed Original Research
2004
Hookworm infection: new developments and prospects for control
Bungiro R, Cappello M. Hookworm infection: new developments and prospects for control. Current Opinion In Infectious Diseases 2004, 17: 421-426. PMID: 15353961, DOI: 10.1097/00001432-200410000-00006.Peer-Reviewed Reviews, Practice Guidelines, Standards, and Consensus StatementsConceptsHookworm infectionHookworm diseaseEffective global controlPathological immune responsesMajor health burdenParasite virulence factorsNew chemotherapeutic agentsDevelopment of vaccinesHookworm anaemiaImmunoepidemiological studiesMass chemotherapyHealth burdenImmune responseMolecular pathogenesisGrowth delayChemotherapeutic agentsInfectionVaccineSocioeconomic statusDiseaseVirulence factorsGlobal healthBenzimidazole anthelminthicsPathogenesisAnthelminthic resistance
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
Mitigation of Hookworm Disease by Immunization with Soluble Extracts of Ancylostoma ceylanicum
Bungiro R, Greene J, Kruglov E, Cappello M. Mitigation of Hookworm Disease by Immunization with Soluble Extracts of Ancylostoma ceylanicum. The Journal Of Infectious Diseases 2001, 183: 1380-1387. PMID: 11294670, DOI: 10.1086/319867.Peer-Reviewed Original ResearchConceptsHookworm infectionMajor clinical sequelaeHuman vaccine developmentCause of anemiaSyrian golden hamstersAdult worm burdenGlobal control effortsClinical sequelaeActive vaccinationPrimary infectionWorm burdenAdult hookwormsGrowth delayVaccine developmentHookworm diseaseGolden hamstersPooled seraAncylostoma ceylanicumPartial protectionAnemiaWeight lossAbsence of reductionInfectionAdult parasitesHamsters
1995
Molecular pathobiology of hookworm infection.
Hotez P, Hawdon J, Cappello M, Jones B, Pritchard D. Molecular pathobiology of hookworm infection. Infectious Agents And Disease 1995, 4: 71-5. PMID: 7613730.Peer-Reviewed Reviews, Practice Guidelines, Standards, and Consensus Statements
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: 1328-1330. DOI: 10.1001/archinte.1991.00400070096011.Peer-Reviewed Original ResearchHuman 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