冠状病毒Coronavirusl论文-2012 In this issue _ October 2012 _ Behavioural responses of lambs after clipping___Bovine coronavirus___Mares at risk o.pdf

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1、bs_bs_bannerEDITORIALSCIENTIFICANDCLINICALInthisissue–October2012Behaviouralresponsesoflambsafterclipping·Bovinecoronavirus·Maresatriskoffailureoftransferofpassiveimmunityinfoals·Vertebralcanalmasscausingneurologicalsignsinahorse·Alfaxoloneinyoungcats·Complicationsofneuraxialanaesthesiainac

2、at·EDITORIALKoalaretrovirustionareforuseinfoals,withfeweradvancesinriskassessmentandProductionanimalsinterventionviatheprenatalevaluationofmares.ThefirstpaperthismonthexaminesthebehaviouralresponsesofThispaperexaminestheuseofinfrared(IR)spectroscopyofmarelambsaftertheapplicationofpolypropyle

3、neclipsasanalternativeserumandpatternrecognitiontechniquestoidentifysubpopula-tomulesing.TheresponsesarecomparedwithtaildockingwithationsofdamsatriskofproducingFPT-susceptiblefoals.3Maresrubberringandsurgicalmulesing.1wereclassifiedasrisk-positiveor-negativebasedontheIgGcon-Behaviourobservat

4、ionswereconductedover4days,witheachcentrationsoftheirfoal.IRspectroscopywasabletopredicttherisklambobservedfor2minevery30minoveratotalof6heachday.status81%ofthemares,withasensitivityof85.7%andspecificityThebehaviouraldifferencesamongthecomparatortreatmentsin80.0%.thisstudywererelativelyshort-

5、term,asmostdifferencesbetweensurgicalmulesingandtheClipandControltreatmentswereappar-Theauthorsnotethatnon-IR-basedriskfactorssuchasprematureentonthedayoftreatment,althoughdifferencesingaitandgaitlactation,placentitisandotherfactorswerenotavailableforinclu-posturescoreswereapparentatdays4and7

6、.sioninthemodeldevelopment,butthattheresultsjustifyapro-spectivestudyofmarespriortoparturitioninordertodetermineTheauthorsconcludethatthebiologicalresponsestotheclipsarethefeasibilityofIRspectroscopyofserumtoidentifyat-riskdamsindicativeofamoderateshort-termstressresponseandthatthebeforebir

7、th.effectonlambwelfareislessthanthatofsurgicalmulesing.AcasereportdescribestheneurologicalsignsassociatedwithaThesecondreportisbelievedtobethefirsttodocumentbovinepyogranulomatouslesionwithinthesacralvertebralcanalofacoronavirus(BCoV)inassociationwithbovin