Southern Plains Area

HighlightsUnited States Department of Agriculture •Agricultural Research ServicePoultry Production & Product Safety Research Unit

and REPORTfor 2007

GETTinG TO ThE hEART Of OuR RESEARch: imPROvinG QuALiTY in POuLTRY PROducTiOn And REducinG PROBLEmS fOR ThE induSTRY

Dr. Ann Donoghue, reseArch unitLeADer is shown conDucting An ex-periment invoLving turkey pouLts AnD bActeriA.

TheARS Poultry Production and Product Safety Research UnitinFayettevilleisinits16thyearandcontinuesitsinnovativeresearchpro-gramwithintheCenterofExcellenceinPoultryScienceattheUniversityofArkansas.Weappreciatethescientificcollaborationofuniversityfaculty,nationalandinternationalscientists,local,stateandnationalagenciesandindustrypartners. In 2007, our scientists received 2 national awards, gave 6 inter-national invited scientific presentations, published 21 peer-reviewed scientific manuscripts or book chapters, 17 proceedings papers, techni-cal reports or abstracts and submitted 3 patents.WewerepleasedtohostvisitingprofessorDr.InHagChoifromDaeguUniversityinSouthKoreaworkingwithDr.Mooreonsolutionsforphosphorusutilizationfrompoultrylitter.WecongratulateVikDuttawhofinishedhisMastersProgramworkingwithDr.GerryHuffoninvestigatingthefoodbornepathogenListeriamonocytogenesinanefforttoimprovefoodsafetystrategies.Thisannualreviewhighlightsourscientificeffortsfor2007.Thanksagaintoallourcollaboratorsandwelookforwardtonewandcontinuingpartnershipsforthecomingyear.Annie donoghue, Research Leader

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AccOmPLiShmEnTS/imPAcT 2007AwARdS

NationalExcellenceinTechnologyTransferAwardfromtheFederalLaboratoryConsortiumawardedtoDr.AnnieDonoghue,ResearchLeaderandUniversityofArkansascollaboratorsDr.BillyHargis,Dr.DanDonoghueandDr.GuillermoTellezfordevelopmentofanovelmethodofidentifyingbeneficialbacteriathatwhenfedtopoultryoutcompeteentericfoodbornepathogenssubstantiallyreducingtheriskofhumanfoodbornecontaminationandimprovingthehealthofpoultry.

2007AgriculturalResearchService,OutstandingTechnologyTransferAwardtotheresearchteamDr.AnnieDonoghue,ResearchLeaderandUniversityofArkansascollaboratorsDr.BillyHargis,Dr.DanDonoghueandDr.GuillermoTellezfordevelopmentofanovelprobioticforpoultry.

SciEnTific innOvATiOnSPatented an ammonia scrubber for poultry houses:Ammoniaemissionsfromanimalrearingfacilitiesmaynegativelyimpactairquality.Scientistsfromourunitpatentedanammoniascrubberthatremovesammoniaanddustfromairexhaustedfrompoultryfacilities.Thissystemutilizesadilutealumsolutiontocaptureammonianitrogenwhichwouldotherwisebelosttotheatmosphere.Thisnitrogencanbeutilizedbythefarmertogrowcrops.Thealuminuminthesolutionhastheaddedbenefitofreducingsolublephosphorusinsoils,whichwillreducephosphorusrunoff.ARSislicensingthistech-nologytoGeneralChemicalCorp.

Discovered phosphorus runoff from biosolids could be reduced using water treatment residuals:Phosphorusrunofffrombiosolids(sewagesludge)negativelyimpactswaterquality.Asare-sult,overhalfofthebiosolidsproducedintheU.S.areburnedorplacedinlandfills.Scientistsfromourunitdevelopedandtestedanewbestmanagementpracticethathelpseliminatethisproblem.Researchdemonstratesthatwhenwastewaterfromdrinkingwaterplantsknownaswatertreatmentresiduals(WTRs),suchasalumsludge,areaddedtobiosolidsitresultsinsignificantlylowerphosphorusrunoff,creatinganenvironmentallyfriendlyfertilizer.InitialcalculationsindicatethatthereareenoughWTRstotreatallofthebiosolidsproducedintheU.S.Hence,thistechnologycouldchangethewaybiosolidsarehandledinthiscountryandcouldpotentialsavetaxpayersseveralhundredmilliondollarsperyearinlandfillfees.

Dr. guiLLermo teLLeZ, reseArch scientist, is A member oF the reseArch teAm thAt receiveD the outstAnDing technoLogy trAnsFer AwArD in 2007.

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Completed a three year study on ammonia emissions:Ammoniaemissionsweremeasuredfrombroilerlitterinfourtunnel-ventilatedhousesandfollowinglandapplication.Anitrogenmassbalancestudywasalsoconducted.Alumtreatments(aluminumsulfate,asoilamendmentdiscoveredbyunitscientiststoreduceammoniaemissionsandphosphorusrunoff )significantlyreducedammoniacon-centrationsandemissionsforthefirst3-4weeksofeachflock.Dryalumwasmoreeffectivethanliquidaluminreducingemissions.Ammonialossesfrompoultrylitterfollowinglandapplicationtotaled15%ofthetotalnitrogenapplied,whenthelitterwasbroadcastappliedontopastures.However,whenlitterwasincorporatedintopastures,ammonialosseswerevirtuallyzero.

Revised the Arkansas Phosphorus Index:Scientistsfromourunitconducted432rainfallsimula-tionstodeterminetheamountofphosphorusrunofffrombiosolids,poultrylitter,swinemanure,dairymanureandcommercialfertilizers.Thesedata,inconjunctionwithlong-termrunoffdatafromsmallwatersheds,isbeingusedtoreviseandvalidatetheArkansasPindex(ariskassessmenttoolusedtodeter-minehowmuchphosphoruscanbeappliedonagivenfield).ScientistsfromourunitalsoorganizedtheArkansasPhosphorusIndexAdvisoryPanel;agroupof42expertsfrom14organizationsinArkansas,includingUniversityofArkansasfacultyandalloftheagenciesresponsibleformanagementofnatu-ralresourceswithinthestate.Thispanelanditssub-committeesmet16timesduringthepastyeartohelprevisetheArkansasPhosphorusIndex.Thefinalrevisionsarecurrentlybeingmadetotheindex.ThisresearchwassupportedbyfundingfromtheU.S.EnvironmentalProtectionAgency,theArkansasNaturalResourcesCommissionandUSDA/ARS.TheimpactofthisworkisenormoussincethisindexdetermineshowmuchPfertilizerormanurecanbeappliedtothefieldsofArkansas.

Investigating Listeria monocytogenes in Poultry: Infectionsaccountforthehighesthospitalizationrates(91%)amongknownfoodbornepathogensandaffectapproximately2500Americansannually.L. monocytogenescontaminationofturkeyprocessingplantsandready-to-eatproductsisofcriticalconcerntotheFSIS,USDA.Unitresearchproposedanovelhypothesistoaccountforthedistributionofpersis-tentstrainsofL. monocytogenesinmeatprocessingenvironmentsandprovidednewcriticalcontrolpointswithintheplantforeliminationofthisproblem.Thisresearchalsosuggeststhatfeedsupplementationwithyeastextractcanmodifythestressresponseofturkeys,potentiallyleadingtoimprovedresistancetoinfectionwithopportunisticbacterialpathogens.

Bacteriophage for Fighting Disease: Scientistsintheunitareleadersinestablishingthatbacterio-phage(virusesthatinfectandkillbacteria)canprovideaneffectivealternativetoantibioticsinanimalproductiontobothpreventandtreatanimalbacterialdiseases.Thisresearchiscriticallyimportanttotheanimalindustryseekingalternativestoantibioticsandhasprovidedananimalmodeltoevaluatetheefficacyofbacteriophageinveterinaryandhumanmedicine.ResearchhascontinuedthisyearwithourCRADApartnersBioDetectionInstrumentsandtheArkansasStateDiagnosticLaboratory.TheArkan-sasStateDiagnosticLaboratoryhasprovidedover40isolatesofE. colithathavebeenusedtodiscoverbacteriophageactiveagainsttheseisolates.Thisworkisthefirstphaseintheprocesstodevelopabacte-riophageproducttopreventandlessentheimpactofcolibacillosistothepoultryindustry.

dEvELOPinG ALTERnATivE APPROAchESTO AnTiBiOTicS fOR cOnTROLLinG diSEASES

inviTEd PRESEnTATiOnS AndSPEciAL ASSiGnmEnTS

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Presentations:

Dr.NarayanRath,Physiologist,presented“Antimicro-bialandothersmallpeptidesofimmunologicalinterstinhetepophilisandmacrophages”attheannualTechni-calCommitteeMeetingofNE-1016,GeneticBasisforResistanceandImmunitytoAvianDiseasesattheOn-tarioVeterinaryCollege,UniversityofGuelph,Guelph,Ontario,Canada.

Dr.NarayanRath,presented“Thymosinbetainmac-rophages”attheSocietyforReproductiveBiologyandComparativeEndocrinology,Trivandrum,India.

Dr.PhilipMoore,SoilScientist,presented“Long-TermEffectsofPoultryLitter,Alum-TreatedLitterandCom-mercialFertilizeronSoilChemicalPropertiesandPhos-phorusRunoff”attheMidwestPoultryFederationthatwasheldatSt.Paul,Minnesota.

Dr.GeraldineHuff,Microbiologist,presented“Stress,wetlitter,andcolibacillosis”atthe1stTurkeyScienceandProductionConferenceinMacclesfield,UK.

Dr.GeraldineHuff,presented“Effectsofadietaryyeastextractonhematologicalparameters,heterophilfunc-tions,andbacterialclearanceinturkeypoults”attheXVIthEuropeanSymposiumonPoultryNutritioninStrasbourg,France.

Dr.AnnieDonoghue,ResearchLeader,collaboratedon“Mannan-oligosaccharideyeastextractsupple-mentationenhancesearlygutdevelopmentinturkeypoults”attheXVIthEuropeanSymposiumonPoultryNutrition.(graduatestudent,FaustoSolisdelosSantospresentedtheresearch).

Dr.AnnieDonoghue,collaboratedon“CaprylicacidasadietarysupplementhastherapeuticefficacyagainstentericCampylobacterjejuniinchickensatthe14thInternationalWorkshoponCampylobacter,HelicobacterandRelatedOrganisms.Rotterdam.(graduatestudent,FaustoSolisdelosSantospresentedtheresearch).

AgricuLturAL reseArch service (Ars) bioLogicAL science techniciAn scott Zornes Lets pouLts out oF A chAmber AFter they inhALeD An AerosoL mist contAining bActe-riophAges. the mist hAs proven to be An eFFective meAns oF ADministering bActeriophAge treAtments to protect

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uSdA-ARS/POuLTRY PROducTiOn And PROducT SAfETY RESEARch uniT hiGhLiGhTS cOnTinuEd

working together As A teAm is importAnt to the ppprsu. here severAL members oF the unit AnD university coLLAborAtors Are shown working on A reseArch project . this coL-LegiAL Atmosphere hAs LeD to severAL AwArDs, honors AnD Assignments As you see ListeD in this report

Special Assignments:

Dr.GeraldineHuff,participatedintheFoodSafetyInspectionServiceTurkeyCorrelation.“Greenliver-turkeyosteomyelitiscomplex:aretherefoodsafetyimplications,”Fayetteville,AR.

Dr.GeraldineHuffcollaboratedwithAustralianresearcher,Dr.ShanikoShini,insubmissionofagrantproposaltitled“Roleofgut-derivedbacterialendotoxininbroilerheatstressmortality”totheRuralIndustriesResearchandDevelopmentCorporation(RIRDC),Australia.

Dr.PhilipMooreservedastheUSDA/ARSappointeeontheArkansasWatershedAdvisoryGroup.

Dr.PhilipMooreservedontheUnitedEggProducer’sEnvironmentalScientificPanel.

Dr.PhilipMooreactivelyparticipatedonthePhosphorusIndexRevisionTeamtotheArkansasPIndexAdvisoryPanel.

Dr.PhilipMooregaveanoverviewofourresearchonmixingsewagesludgewithwatertreatmentresidu-alstotheSERA-17group.

Dr.PhilipMoorewasaninvitedexpertfortheKnowledgeGapAssessment-apaneldiscussioninFay-etteville,ARonAugust3,2007sponsoredbytheBeaverWaterDistrict.

Dr.PhilipMooregaveaninvitedtalkinEurekaSpringstotheArkansasNutrientManagementAdvisoryCommitteeonexpectedchangestonutrientmanagementplanninginArkansas.

Dr.PhilipMooremetwithDr.MarkDunlap,avisitingscientistfromAustralia,onmethodsdevelopedtoreduceammoniaemissionsfromanimalmanuresuchastreatinglitterwithalumandthedevelopmentofanammoniascrubber.

mEmBERS Of ThE POuLTRY PROducTiOn And PROducT SAfETY RESEARch uniT TEAch OThERS

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Dr.PhilipMooregavealectureontheeffectsofpasturerenovationandputonademonstrationofthistechnol-ogyfortheEssentialElementsinWatershedPlanningWorkshopwhichwasputonbytheWatershedConserva-tionResourceCenter.

Dr.WilliamHuffservedasPresidentfortheSouthernPoultryScienceSociety.

Dr.WilliamHuffwasappointedastheSectionEditorfortheImmunology,Health,andDiseaseSectionofthejournalPoultryScience.

Dr.WilliamHuffservedasanRPEScommitteechair-man,andontheARSRPESadvisoryboard.Student Awards with ARS Collaboration

LakshmiKannan,Ph.D.student,2007PoultryScienceAssociationStudentResearchPaperCertificateofExcel-lenceRecipientforpaperIdentificationofantimicrobial

peptidesinavianheterophilsusingwholecellMALDI-TOF.

IxchelReyesHerrera,Ph.D.studentwasawardedthe2007NicholasStudentPaperAwardforTurkeyResearch(singleawardforoutstandingoralpaperatthemeetingfromstudentCertificateofExcellenceawardwinnersforresearchconductedusingturkeys)forpaperCampylobactercolonizationreducedandgastrointestinalarchitectureisalteredinturkeypoultsfedbacteriocins.IxchelReyesHerrera,Ph.D.student,2007PoultryScienceAssociationStudentResearchPaperCertifi-cateofExcellenceRecipientforpaperCampylobactercolonizationreducedandgastrointestinalarchitec-tureisalteredinturkeypoultsfedbacteriocins.VivianAguiar,Mastersstudent,2007PoultryScienceAssociationStudentResearchPaperCertificateofExcellenceRecipientforpaperNovelisolationproceduresfordevelopingprobioticculturesagainstCampylobacterforpoultry.FaustodelosSantos,Ph.D.candidate,2007PoultryScienceAssociationStudentResearchPaperCertifi-cateofExcellenceRecipientforpaperCampylobacter jejunicolonizationaltersmucindynamicsandgutarchitectureinbroilers.

stuDents such As john hoLLimAn, mAsters stuDent shown Above with reseArch unit LeADer Ann Donoghue, Are An importAnt key to AccompLishing the reseArch conDucteD by personneL in the ppprsu.

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cOOPERATivE AGREEmEnTS And TRuSTSNewly Funded:

RedRiverNutrientCriteriaDevelopmentPhaseI.Investigators:BrianHaggard,UniversityofArkansas,ARSAnnieDonoghue.$72,000

RedRiverScopeofWork:NutrientCriteriaPhaseII.USEPA/InteragencyAgreementInvestigators:BrianHaggard,UniversityofArkansas,ARSAnnieDonoghue,$80,000

MolecularApplicationTowardsUnderstandingBacterialFunctionalityInTheGastrointestinalTractOfPoultry.Investigators:SteveRicke,UniversityofArkansas,ARSAnnieDonoghue

Continuing:

EvaluationandManagementofAmmoniaEmissionsfromPoultryLitter.Investigators:PhilipMoore,DanaMiles,ThomasTabler,SusanWatkins,PhilipOwens,$49,500

MeasuringEdgeofFieldPhosphorusLossesfromPasturesFertilizedwithSwineManure.Investigator:PhilipMoore,ThomasDaniel;Cooperator:UniversityofArkansas,$16,500

MeasuringEdgeofFieldPhosphorus(P)LossesfromPasturesFertilizedwithPoultryandSwineManuretoReviseaValidateArkansasPIndex.Investigator:PhilipMoore,CharlieMaxwell,BarbaraBellows,DavidBrauer,PaulDelaune,DennisCarman.$197,500RevisingtheArkansasPhosphorusIndex.Investigator:PhilipMoore.$150,000

IdentifyingBiomarkersAssociatedWithPoultryLeg/SkeletalProblems.Investigators:NarayanRath,JackLay,RohanaLiyanage.$57,778.00

DevelopingBacteriophageTechnologyToCombatDiseaseInPoultry,CRADApartnersBioDetectionInstrumentsandtheArkansasStateDiagnosticLaboratory.

Pending:

PreventionOfColibacillosisInPoultryUsingMultipleHostRangeBacteriophages,WilliamHuff,Bio-DetectionLLC.$50,000

ConferenceProposal-AvianInfluenza:Vectors,Vaccines,PublicHealth,AndProductMarketability,GeraldineHuff,CSREES$10,000

UtilizingWaterTreatmentResidualsToReducePhosphorusRunoffFromBiosolids,EPAANRC$110,381

MitigationStrategiesForReducingAmmoniaEmissionsFromPoultry,PhilipA.Moore,USDANRI$400,000

wORKShOPS/PEER-REviEwEd jOuRnAL ARTicLES AndBOOK chAPTERS PuBLiShEd

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Workshops:

Dr.GeraldineHuffmadeapresentationtotheARS-FSISFoodSafetyResearchPlanningMeeting.“TheeffectsofstressoncolonizationofturkeyswithListeria monocytogenesScottA”.Shepherdstown,WV.

Dr.Moorepresentedinformationonshort-termandlong-termeffectsofalumataworkshopputonbyGeneralChemical.

Dr.WilliamHuffpresentedatalkonmycotoxinsattheInternationalPoultryWorkshopheldattheUniversityofArkansas.

Peer-reviewed Journal Articles and Book Chapters Published:

Bielke,L.R.,Higgins,S.,Donoghue,A.M.,Donoghue,D.J.,Hargis,B.M.,Tellez,G.I.2007.Useofwide-host-rangebacteriophagestoreduceSalmonellaonpoultryproducts.Int.J.PoultrySciencev.6(10)754-757.

Bielke,L.R.,Higgins,S.,Donoghue,A.M.,Kral,T.,Donoghue,D.J.,Hargis,B.M.,Tellez,G.2007.Evaluationofalternativehostbacteriaasvehiclesfororaladministrationofbacteriophages.Int.J.PoultrySciencev.6(10):758-761.

Bielke,L.R.,Higgins,S.E.,Donoghue,A.M.,Tellez,G.I.,Donoghue,D.J.andHargis,B.M.2007.Salmonellahostrangeofbacteriophageswhichinfectmultiplegenera.PoultryScience.86:2536-2540.

delosSantos,F.S.,Donoghue,A.M.,Farnell,M.B.,Huff,G.R.,Huff,W.E.andDonoghue,D.J.2007.Gastrointestinalmaturationisacceleratedinturkeypoultssupplementedwithamannan-oligosaccharideyeastextract(Alphamune™).PoultryScience,86:921-930.

Huff,G.R.,Huff,W.E.,Rath,N.C.,delosSantos,F.S.,Farnell,M.B,Donoghue,A.M.2007.Influenceofhenageontheresponseofturkeypoultstocoldstress,Escherichia Colichallenge,andtreatmentwithayeastextractantibioticalternative.PoultryScience,86:636-642.

Jarquin,R.L.,Nava,G.M.,Wolfenden,A.D.,Donoghue,A.M.,Hanning,I.,Higgins,S.E.,andHargis,B.M.2007.TheevaluationoforganicacidsandprobioticculturestoreduceSalmonella enteritidishori-zontaltransmissionandcropinfectioninbroilerchickens.Int.J.PoultryScience6:182-186.

Kannan,L.,Rath,N.C.,Liyange,R.,Lay,Jr,J.2007.IdentificationandCharacterizationofThymosinB4inChickenMacrophagesUsingWholeCellMALDI-TOF.AnnalsoftheNewYorkAcademyofSci-ences.1112:425-434.

Pavlidis,H.O.,J.Balog,L.K.Stamps,J.K.Hughes,W.E.Huff,N.B.Anthony.2007.DivergentSelec-tionforAscitesIncidenceinChickens.PoultryScience.86:2517-2529.

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Toor,G.S.,Haggard,B.andDonoghue,A.M.2007.Waterextractabletraceelementsinpoultrylittersandgranulatedproducts.J.Appl.Poult.Res.16:351-360.

Toor,G.S.,Haggard,B.E.,Reiter,M.S.,Daniel,T.C.,Donoghue,A.M.2007.Phosphorussolubilityinpoultrylittersandgranulates:Influenceoflittertreatmentsandextractionratios.TransactionsoftheASABE.50(2):533-542.

Torres-Rodriguez,A.,Donoghue,A.M.,Donoghue,D.J.,Barton,J.T.,Tellez,G.andB.M.Hargis.2007.PerformanceandCondemnationRatesAnalysisofCommercialTurkeyFlocksTreatedwithaLac-tobacillusspp-BasedProbiotic.Poult.Sci.86:444-446.

Vicente,J.,Higgins,S.,Bielke,L.,Tellez,G.,Donoghue,D.J.,Donoghue,A.M.,Hargis,B.M.2007.EffectofprobioticculturecandidateonSalmonellaprevalenceincommercialturkeyhouses.J.AppliedPoultryRes.16:471-476.

Wolfenden,A.D.,Vicente,J.L.,Bielke,L.R.,Pixley,C.M.,Higgins,S.E.,Donoghue,D.J.,Donoghue,A.M.,Hargis,B.M.andTellez,G.2007.Effectofadefinedcompetitiveexclusioncultureforprophy-laxisandreductionofhorizontaltransmissionofSalmonella enteritidisinbroilerchickens.Int.J.PoultryScience6:489-492.

Peer-reviewedJournalArticlesandBookChaptersInPress:

Blanco,J.M.,Long,J.A,Gee,G.,Donoghue,A.M.,andWildt,D.E.2007.OsmoticToleranceofAvianSpermatozoa:Influenceoftime,temperature,cryoprotectantandmembraneionpumpfunctiononspermviability.Cryobiology.

Huff,G.R.,delosSantos,F.S.,Donoghue,A.M.,Huff,W.E.,Farnell,M.B.,Rath,N.C.,andDono-ghue,D.J.2007.Alphamune™enhancesturkeygutdevelopmentandimprovesproductionvaluesinbothcoldstressandtransportstressmodelsofEscherichia colirespiratoryinfection.

Rath,N.C.,Huff,W.E.,Huff,G.R.Huff.2007.Thiram-InducedchangesintheexpressionofgenesrelatingtovascularizationandTibialDyschondroplasia.PoultryScience.

Rath,N.C.,H.Xie,W.E.Huff,G.R.Huff.2007.Avianacutephaseproteinovotransferrinmodulatesphagocytefunction.ImmunologyResearchDevelopments.BookChapter.

SolisdelosSantos,F.,A.D.Donoghue,K.Venkitanarayanan,M.L.Dirain,I.Reyes-Herrera,P.J.Blore,D.J.Donoghue.2007.CaprylicAcidsupplementedinfeedreducesentericCampylobacter jejunicoloni-zationin10dayoldbroilerchickens.PoultryScience.

SolisdelosSantos,F.,Donoghue,A.M.,Venkitanarayanan,K,Metcalf,J.DirainM.L.,Aguiar,V.F.,Reyes-Herrera,I.,Blore,P.J.andDonoghue,D.J.2007.TherapeuticsupplementationofcaprylicacidinfeedreducesCampylobacter jejuniinbroilerchicks.Appl.Envir.Micro.Submitted.

Tomlinson,P.J.,M.C.Savin,P.A.Moore.2007.Phosphataseactivitiesinsoilafterrepeateduntreatedandalum-treatedpoultrylitterapplications.BiologyandFertilityofSoils.

PuBLicATiOn LiST cOnTinuEd

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Torres-Rodriguez,A.,Higgens,S.E.,Vincente,J.L.S.,Wolfenden,A.D.,Gaona,G.,Barton,J.T.,Dono-ghue,A.M.,Tellez,GandHargis,B.M.2007.Effectoflactoseasaprebioticonturkeybodyweightundercommercialconditions.J.AppliedPoultryRes.Inpress.

Proceedings,ReportsandAbstracts:

Aguiar,V.F.Reyes-Herrera,I.,delosSantos,F.S.,Dirain,M.L.,Metcalf,J.,Blore,P.J.,Donoghue,A.M.andDonoghue,D.J.2007.NovelisolationproceduresfordevelopingprobioticculturesagainstCampylobacterforpoultry.PoultrySci.86:168.

delosSantos,F.S.,Donoghue,A.M.,Farnell,M.B.,Huff,G.R.,Huff,W.E.andDonoghue,D.J.2007.Mannan-oligosaccharideyeastextractsupplementationenhancesearlygutdevelopmentinturkeypoults.ProceedingsoftheXVIthEuropeanSymposiumonPoultryNutrition,p.240.

delosSantos,F.S.,Donoghue,A.M.,Farnell,M.B.,Huff,G.R.,Huff,W.E.andDonoghue,D.J.2007.Mannan-oligosaccharideyeastextractsupplementationenhancesearlygutdevelopmentinturkeypoults.XVIthEuropeanSymposiumonPoultryNutrition,Pgs.399-402.(Proceedingspaper)

Dutta,V.,G.R.Huff,W.E.Huff,N.C.Rath,M.G.Johonson,R.Nannapaneni.TheeffectsofstressandconcurrentEscherichia coliinfectionontheisolationofListeria monocytogenesfromsynovialtissueofturkeypoults.SouthernConferenceonAvianDiseases.Inpress

Farnell,M.B.,Donoghue,A.M.,delosSantos,F.S.,Blore,P.J.,Hargis,B.M.,TellezG.andDonoghue,D.J.2007.ImmunopotentiationofAvianHeterophilswithMicrobialAgonists.PoultrySci.,86:771.

Huff,G.R.,Huff,W.E.,Johnson,M.G.,Nannapaneni,R.2007.Molecularidentification,character-izationandassessmentofvirulenceofnon-culturablebiofilmisolatesofL. monocytogenesisolatedfromchronicinfectionsofturkeys:Implicationsforproductandplantcontamination[CDROM].FoodSafteyConsortium2006-07ProgressReports.Fayetteville,AR:FoodSafetyConsortium.

Huff,G.R.,Farnell,M.B.,Huff,W.E.,Rath,N.R.,delosSantos,F.S.,andDonoghue,A.M.2007.Ef-fectsofadietaryyeastextract,Alphamune™onhematologicalparameters,heterophilfunction,andbacterialclearanceinturkeypoultschallengedwithEscherichia coliandsubjectedtotransportstress.ProceedingsoftheXVIthEuropeanSymposiumonPoultryNutrition,p.200.

Huff,G.R.,Farnell,M.B.,Huff,W.E.,Rath,N.R.,delosSantos,F.S.,andDonoghue,A.M.2007.Ef-fectsofadietaryyeastextract,Alphamune™onhematologicalparameters,heterophilfunction,andbacterialclearanceinturkeypoultschallengedwithEscherichia coliandsubjectedtotransportstress.Pro-ceedingsoftheXVIthEuropeanSymposiumonPoultryNutrition,Pgs.323-326.(Proceedingspaper).

Huff,G.R.2007.Stress,WetLitter,andColibacillosis.In:Proceedingsofthe1stTurkeyScienceandProductionConference,April18-20,2007,Macclesfield,UK.p.19-23.

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Huff,G.R.,Huff,W.E.,Rath,N.C.,Donoghue,A.M.,Anthony,N.B.,Nestor,K.E.2007.Effectsofsexandgeneticsonbehaviorandstressresponseofturkeys[abstract].2ndWorldConferenceofStress,Aug23-26,2007,Budapest,Hungary.p.289.

Huff,G.R,delosSantos,F.S.,Huff,W.E.,Rath,N.C.,Donoghue,A.M.andDonoghue,D.J.2007.Yeastimprovesresistancetoenvironmentalchallenges.WorldPoultry23:12-14.

Metcalf,J.,Venkitanarayanan,K.,delosSantos,F.S.,Donoghue,A.M.,Dirain,M.,Reyes-Herrera,I.,Aguiar,V.,Blore,P.J.andDonoghue,D.J.(2007)Dosingwiththefattyacid,sodiumcaprylateinthewaterdidnotreduceentericCampylobacterconcentrationsinbroilers.PoultrySci.86:224-225.

Moore,P.A.,D.M.Miles,R.Burns,D.H.Pote,K.Berg.2007.ManagementOptionsforReducingAmmoniaEmissionsfromPoultryLitter.InProceedingsfortheInternationalAmmoniainAgricultureConference,Wageningen,TheNetherlands,March17-25,2007.

Reyes-Herrera,I.Cole,K.,delosSantos,F.S.,Donoghue,A.M.,Stern,N.J.Svetoch,E.A.,Eruslanov,B.N.,Perelygin,V.V.,Mitsevich,E.V.,Mitsevich,I.P.,Levchuk,V.P.M.Farnell,M.B.,Blore,P.J.andDonoghue,D.J.(2007)Campylobactercolonizationreducedandgastrointestinalarchitectureisalteredinturkeypoultsfedbacteriocins.PoultrySci.,86:382.

SolisdelosSantos,F.,Dirain,M.L.,Blore,P.J.,Reyes-Herrera,I.Donoghue,A.M.andD.J.Donoghue(2007)Campylobacter jejunicolonizationaltersmucindynamicsandgutarchitectureinbroilers.PoultrySci.86:250.

SolisdelosSantos,F.,Donoghue,A.M,Venkitanarayanan,K.,Dirain,M.L.,Metcalf,J.,Reyes-Herrera,I.,Aguiar,V.F.,Blore,P.J.andD.J.Donoghue(2007)Caprylicacidasadietarysupplementhasthera-peuticefficacyagainstentericCampylobacter jejuniinchickens.Proceedingsofthe14thInternationalWorkshoponCampylobacter,HelicobacterandRelatedorganisms.Rotterdam,p.13.

Toor,G.S.,Haggard,B.,Williamson,S.M.andDonoghue,A.M.2007.Granulatingpoultrylitterandenvironmentalconsequences-finalprojectreport.U.S.PoultryandEggAssociation.pp.37.

PATEnTS SuBmiTTEd/GRAduATE STudEnTS

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Patents:3submitted

Graduate Students:

Master’sordoctoralstudentsnotyetfinishedGraduateStudentsAdvisedasMajorProfessororCommitteeMember(AtUA)

Master’sordoctoralstudentswhocompletedtheirdegreerequirementsduringcalendaryear