im体育app

史大林教授课题组研究揭示细胞大小对胞内Zn和Cd含量及Zn-Cd-CO2共限制下海洋硅藻生长的影响
发布时间: 2020年08月06日 点击数:

2020NIAN8YUE3RI,imTIYUappSHIDALINJIAOSHOUKETIZUZAILimnology and OceanographyQIKANZAIXIANFABIAOLETIWEI“The effect of cell size on cellular Zn and Cd and Zn-Cd-CO2 co-limitation of growth rate in marine diatoms”DEYANJIUCHENGGUO。GAIYANJIUJIESHILEHAIYANGGUIZAOXIBAODAXIAOYUBAONEIXIN(Zn)HEGE(Cd)HANLIANGZHIJIANFUZADEGUANXI,BINGJINYIBUCHANMINGLEBUTONGLIJINGDAXIAODEGUIZAOZAIZn-Cd-CO2GONGXIANZHIXIALIYONGCdTIDAIZnDENENGLIJIQIBEIHOUDEJIZHI。

im体育appTANSUANGANMEI(carbonic anhydrase,CA)ZAIGUIZAOXISHOULIYONGWUJITANZHONGQIZHEZHIGUANZHONGYAODEZUOYONG,QICUIHUAFANYINGDEHUOXINGZHONGXINTONGCHANGHANYOUJINSHUZn。YIYOUYANJIUBIAOMING,ZAIZnXIANZHITIAOJIANXIAGUIZAOKEYILIYONGMUQIANWEIYIYIZHIDEHANCdJINSHUMEI——GETANSUANGANMEI(Cadmium-containing carbonic anhydrase,CDCA),TIDAIHANZnTANSUANGANMEIDEZUOYONG。ZHEIKENENGSHIGUIZAOYINGDUIHAIYANGHUANJINGZHONGDIZnHEDICO2NONGDUDEYIZHONGCELVEHUOJINGZHENGYOUSHI,CONGERYOUZHUYUQICHENGWEIXIANDAIHAIYANGZHONGDEZHUYAOCHUJISHENGCHANZHEHEZAOHUABAOFASHIDEYOUSHIZHONG。

XIANQIANYOUXIANDEXIANCHANGGUANCEJIEGUOYUSHINEISHOUKONGPEIYANGSHIYANXIANSHI,FUYOUZHIWU(YOUQIGUIZAO)DELIJINGDAXIAOYUQIXIBAOCdHANLIANGZHIJIANKENENGCHENGZHENGXIANGGUAN,DANQIQIJINSHANGWEIDEDAOYANGEDESHIYANZHENGMING,QIEBEIHOUDEJIZHISHIFOUYUCDCAXIEZHUSHEQUCO2XIANGGUANYIYOUDAIBEIJIESHI。

im体育appSHIDALINYANJIUTUANDUIXUANQUZAIZnXIANZHITIAOJIANXIASHENGZHANGSHOUYIYUCdTIANJIAQIEHANYOUcdcaJIYINDEJIAWEIHAILIANZAO(Thalassiosira pseudonana,50 fL)、WEISHIHAILIANZAO(Thalassiosira weissflogii,1043 fL)HEBUSHISHUANGWEIZAO(Ditylum brightwellii,5859 fL)WEIYANJIUDUIXIANG,CAIYONGYANGEDEHENLIANGJINSHUJIEJINGSHIYANJISHU,TANJIULESANZHONGLIJINGDAXIAOBUTONGDEGUIZAODESHENGZHANGSULV、XIBAOZn:CHECd:CYUHAISHUIZHONGWUJITAIZn(Zn')HECd(Cd')NONGDUZHIJIANDEGUANXI。CIWAI,WEIJINYIBUTANJIUSANZHONGGUIZAODUICdXUQIUBUTONGDEJILI,DINGLIANGFENXILEQIZONGTANSUANGANMEIDEHUOXINGYIJIHANZnTANSUANGANMEI(TWCA)HECDCADEDANBAIBIAODASHUIPING。

im体育appTU1. BUTONGZn′HECd′NONGDUXIAJIAWEIHAILIANZAO(Thalassiosira pseudonana)、WEISHIHAILIANZAO(Thalassiosira weissflogii)HEBUSHISHUANGWEIZAO(Ditylum brightwellii) DESHENGZHANGSULV。(a)WUCdTIANJIA;(b)MEIZHONGZAOFENBIETIANJIADENGYUQIKZn′DEZn′NONGDU;(c)TIANJIA10 pM Cd′;(d)TIANJIA3.1 pM Zn′

SHIYANBIAOMING,SANZHONGGUIZAODEXIBAODAXIAOFENBIEYUZnXISHOUSULV、XIBAOZn:CHEZnXIANZHIXIADESHENGZHANGSULVZHIJIANCUNZAIFANBIGUANXI。LIJINGZUIDADED. brightwelliiDEZnXISHOUSULVHEXIBAOZn:CDOUDIYULIJINGZUIXIAODET. pseudonana,YINCIZAIJIDINGDEZn′NONGDUXIAD. brightwelliiDESHENGZHANGSULVSHOUDAOGENGDACHENGDUDEXIANZHI。TANSUANGANMEISHIGUIZAOCO2XISHOUHEGUANGHEGUTANGUOCHENGZHONGDEGUANJIANMEI。YANJIUZHONGDESANZHONGGUIZAOZAIZnXIANZHITIAOJIANXIADOUKEYILIYONGCDCATIDAIHANZnDETWCAFAHUITANSUANGANMEIDEZUOYONG,CONGERHUANJIEZnQUEFADUISHENGZHANGDEXIANZHI。CIWAI,CdXISHOUSULVHEXIBAOCd:CSUIZHEXIBAOZn:CDEJIANGDIERXIANZHUSHANGDIAO。JIEHEYIWANGDEYANJIUFAXIAN,ZHEIBIAOMINGCdTIDAIZnHUISHOUXIANFASHENGZAIHANYOUZUIDIXIBAOZn:CDEDALIJINGGUIZAOZHONG。YINCI,ZAIDIZHIZHONGDENGZn′NONGDUXIA,JIAODALIJINGDEGUIZAOJUYOUJIAOGAODEXIBAOCdHANLIANG,ZHEIYUZnXIANZHIHUANJINGXIAFUYOUZHIWUQUNLUODEXIANCHANGGUANCESHUJUXIANGWENHE,JILIJINGZUIDADEFUYOUZHIWU(ZHUYAOSHIDALIJINGGUIZAO)XIBAONEICdHANLIANGZUIGAO。

TU2. Zn′NONGDUYUSANZHONGGUIZAOXIBAOZn:C(a)、ZnXISHOULV(b)、XIBAOCd:C(c)HECdXISHOULV(d)ZHIJIANDEGUANXIYIJIXIBAOZn:CYUCd:C(e)HEXIBAOCdXISHOUSULV(f)ZHIJIANDEGUANXI

RANER,DANGZn′NONGDUHEXIBAOZnHANLIANGZUGOUDISHI,XIANGJIAOYUXIAOLIJINGGUIZAO,LIJINGZUIDADEGUIZAODUICdDEXISHOUQUYUPINGWEN,BINGSHOUXIANDADAOQICdXISHOUSULVDEBAOHEGAOZHI。ZAIZHEIGEPINGTAIQUYUNEI,GUIZAOXIBAODUICdDEXISHOUYUXIBAODAXIAOCHENGFANBI,ZHEIYUZnDEXISHOUYUXIBAODAXIAOCHENGFANBIJIEGUOXIANGSI。JIUQIYUANYIN,LIJINGZUIDADED. brightwelliiDEBIBIAOMIANJIZUIXIAO, ZnHECdXIANGQIXIBAOBIAOMIANDEKUOSANTONGLIANGYIJISHENGZHANGSULVHEDAIXIELVZUIDI。CIWAI,GAIYANJIUHAIFAXIAN,CDCADEBIAODASUIZHEZAOXIBAOZHONGCdDUIZnDEZHUJIANTIDAIERZHUJIANSHANGDIAO,BINGQIEDUIYUJIDINGDESHENGZHANGSULV,LIJINGZUIDADEGUIZAOJUYOUZUIGAODEDANWEITANSUANGANMEIHUOXING。SHANGSHUJIEGUOBIAOMING,RUTONGZnHECd,DALIJINGGUIZAOYEHUISHOUXIANYUDICO2KUOSANTONGLIANG,DAOZHIQIDUITWCAHECDCADEXUQIUZENGJIAYIBANGZHUDUICO2DEXISHOU。YINCI,ZAIFEICHANGDIDEHAISHUIZn、CdJICO2NONGDUXIA,ZAOXIBAODESHENGZHANGSULVJIANGSHOUDAOZn、CdHECO2DEGONGTONGXIANZHI。ZHEIZHONGGONGTONGXIANZHIKENENGYINGXIANGFUYOUZHIWUQUNLUODEZUCHENGHESHENGZHANG,YOUQISHIDUIDALIJINGFUYOUZHIWUGENGWEIXIANZHU。

TU3. SANZHONGGUIZAOSHENGZHANGSULVYUZONGTANSUANGANMEIHUOXINGZHIJIANDEGUANXI

im体育appSHIDALINKETIZU2019JIEBOSHISHENGLIWEIYINGWEILUNWENDIYIZUOZHE,SHIDALINJIAOSHOUWEITONGXUNZUOZHE,MEIGUOBEIKALUOLAINADAXUEWilliam G. SundaJIAOSHOUYIJIimTIYUappHONGHAIZHENGJIAOSHOUHELINWENFANGGONGCHENGSHIWEIGONGTONGZUOZHE。GAIYANJIUDEDAOLEGUOJIAZHONGDIANYANFAJIHUA(2016YFA0601203)YIJIGUOJIAZIRANKEXUEJIJINXIANGMU(41576133、41925026HE41721005)DEZIZHU。


论文来源:im体育app

Li, W., Sunda, W.G., Lin, W., Hong, H. and Shi, D. (2020), The effect of cell size on cellular Zn and Cd and Zn‐Cd‐CO2 colimitation of growth rate in marine diatoms. Limnol Oceanogr. doi:10.1002/lno.11561

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