北方须鳅和泥鳅的肠道菌群特征分析

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关键词北方须鳅;泥鳅;肠道菌群中图分类号 S966.4文献标识码A文章编号 0517-6611(2026)03-0089-07doi:10.3969/j. issn. 0517-6611.2026.03. 017开放科学(资源服务)标识码(OSID):

Analysisof GutMicrofloraofBarbatula barbatulanudaand Misgurnusanguillicaudatus

TIANYuan-sh,ZHOUAiln,CHUASun-inetal(CollgeofLifeSience,LiaoingNalUiversityDlian,Liaoin029) AbstractInordertoivestigatethegutmicrofloraofCobitidaefishthe6SNAV4regionofgutmicrofloraasamplifedfromBarbatula barbatulanudndMgusguilicdtusdtenresequencedbasdonllineNovaSqoseqencgplatfouls revealedthat5482687719,77337464762etivetagsad101,446,217,51OUswerebaiedfroB.rbtdgt content(HQ1),B.bbauldut(HQ),M.guilicadusut(N),Mgllcdatusutoent(NQ4)esectiely sharedamongsamples HQ1,HQ2,NQ3andNQ4.herewere136genuscommunitiesamong20phylacommunitiesinB.barbatulanudaand ProteobacteriandpirochetotaatteeveloflaromonsdVibriatteevelofgesredomintmiroa.Andee94 genuscommuion4yluiiigiltus,drotebcteadtesatvelofyl Pseudoateromonasattelevelofgenuseredomnantroflora.Andthedistictdominanttcrlacompositiosereeedi B barbatuladdcealbceosd laAcinetobcter)dctesntibtuldeedigrtbteiaVibiedte mons,eellciectemos)cill)dctestiteefi guilicaudtusax4Fsowdhattoretcapladsileinhaboliseeticifoatioproigo mentaliforatioclocasiulddgllusa coregutmicroofrbulaudndMnglicdusillieciliteevelotofsediau lating the composition of the gut microflora to promote the health and growth of Cobitidae fish.

KeyWords Barbatu labarbatula nuda;Misgurnus anguillicaudatus;Gut microflora

北方须鳅(Barbatula barbatula nuda)隶属于鲤形目(Cypriniformes)鳅科(Cobitidae)条鳅亚科(Nemachilinae)须鳅属(BarbatulaLinck),栖息于清冷沙石底质溪流,杂食性,在我国东北地区以及河北、新疆和内蒙古自治区等均有分布[1]北方须鳅肉细嫩味美,是消费者喜食的淡水鱼类[1]。(剩余17542字)

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