不同类型微塑料对黄芩生长生理及代谢的影响
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中图分类号：X503.233 文献标志码：A 文章编号：1672-2043（2025）08-2120-14 doi：10.11654/jaes.2024-0920
Effects of different types of microplastics on physiologyand metabolism of Scutellaria baicalensis
GAO Yanan1，WANGLunyan1，LI Xinyu1， JIA Xiangqian1，²，ZHANGYanlong1，2*，LIU Yangl，2 （1.EngineeringResearchCenterofAgriculturalMicrobiologyTechology，MinistryofEucation&HeilongjangProvincialKeyLboto ofEcologicalRstorationandResourceUtilzationforColdRegion&KeyLaboratoroficrobiologCollgeofHelonjangProvince & （204号 SchoolfLifeSieces，Helogjiang UniversityHarbino，in;PostoctralSintificRsearchWorkstationofHlj Boli Economic Development Zone Management Committee，Boli 1545Oo， China）
Abstract：ToalethectsoficroplastisoeowthfSuteiaalesisplants，ataditioalCnesemedd toxicologicalresposs.Tectsofdngcropstisofstreemcropstiss）lyeteecopstss） and polypropylene microplastics（PP-MPs）with a concentration of 500mg⋅L-1 anda particle size of about 10μm on the growth and antioxidanenzymeatitiesofS.bicalensisplantswereexaminedinnutrientsoutionculturesandthetoxicefectsoftheierent microplasticsonteS.bicalensisplantsrefurthrinvestigatedTetoicfectsoffrenttypsofmicroplasticsonS.bicalesis plants were further investigated.The results showed that the efect of PE-MPs on the growth of s .baicalensis was relatively small， while the efectsofPS-MPsndPP-swere moresigniant.Intersofphotosytheticpigmentcontent，PS-MPsldtoasignificantdeceaseAttheantioxidanctiiyveldreaetsatlycdileamtd themetaboliclevel，PS-MPsandPP-Msmicroplasticshdsignficantefects，ainlyafetingthepataysofgalactoseabolism， glycine，serine，ndthreonnemetabolism，whereasPE-MPsmainlyfectedsugametabolismndTCAcyle.Inaddition，P-shad the most significant effect on baicalein and baicalein in S .baicalensisroots，and relatively little effectonbaicaleinand baicalin.The results indicate that the impacts of various types of microplastics on the growth and metabolism of S .baicalensis difer，withPS-MPsand PP-MPs primarilyinfluencigthegrowthofS.baicalensisplants，hilePE-MsexertarelativelyminorfectPE-MPspredominantlyacthe sugar metabolism and the TCA cycle in S .baicalensisplants，while PS-MPs and PP-MPs predominantly affect the TCA cycle，galactose metabolism，asllsaboofind.ddioalleneteofajoosi S. baicalensis plants.
Keywords：microplastics;Scutellria baicalensis;physiological response;oxidativestress;metabolites
微塑料（MPs）是指一类粒径小于 5mm ，主要以纤维、微球、颗粒、薄膜、碎片等多种形态存在的塑料。（剩余24426字）
