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饲料中添加硒对团头鲂幼鱼生长、糖脂代谢和抗氧化应激的影响及竹炭的缓解作用.docx

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饲料中添加硒对团头鲂幼鱼生长、糖脂代谢和抗氧化应激的影响及竹炭的缓解作用 Title:TheImpactofSeleniumSupplementationinFeedonGrowth,CarbohydrateandLipidMetabolism,andAntioxidantResponseinJuvenileSparisomachrysopterum,andtheAlleviatingEffectofBambooCharcoal Abstract: Thisstudyinvestigatedtheeffectsofselenium(Se)supplementationinfeedonthegrowth,carbohydrateandlipidmetabolism,aswellastheantioxidantresponseinjuvenileSparisomachrysopterum.Furthermore,thepotentialalleviatingeffectofbamboocharcoalontheseresponseswasalsoexamined.TheresultsrevealedsignificantimprovementsingrowthperformanceandantioxidantcapacityinresponsetodietarySesupplementation.Moreover,theadditionofbamboocharcoalappearedtomitigatetheadverseeffectscausedbySesupplementation,providingapotentialstrategytoenhancetheoverallhealthofjuvenileS.chrysopterum. 1.Introduction: 1.1Background: Seleniumisanessentialtraceelementthatplaysacrucialroleinthehealthandgrowthofaquaticorganisms.Itisknowntopossesspotentantioxidantpropertiesandplaysavitalroleinseveralphysiologicalprocesses,includingimmunefunctionandmetabolism.However,excessiveseleniumcanhavedetrimentaleffectsonfishhealth,leadingtooxidativestressandimpairedgrowthperformance.Therefore,itisimportanttodeterminetheoptimallevelofseleniumsupplementationinfishfeedtomaximizeitsbenefitswhileminimizingpotentialdetrimentaleffects. 1.2Objectives: Thisstudyaimedtoinvestigatetheeffectsofseleniumsupplementationinfeedonthegrowthperformance,carbohydrateandlipidmetabolism,andantioxidantresponseinjuvenileSparisomachrysopterum.Additionally,thepotentialalleviatingeffectofbamboocharcoalontheseresponseswasassessed. 2.MaterialsandMethods: 2.1ExperimentalDesign: JuvenileS.chrysopterumwererandomlydividedintofourgroups:acontrolgroupwithoutseleniumsupplementation,agroupsupplementedwithselenium,agroupsupplementedwithbamboocharcoal,andagroupsupplementedwithbothseleniumandbamboocharcoal.Thefishwererearedundercontrolledconditionswithconstantwaterqualityparameters. 2.2FeedPreparation: Thefeedswerepreparedbyincorporatingdifferentlevelsofs