澳洲幸运10

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:

澳洲幸运102020NIAN8YUE3RI,AOZHOUXINGYUN10SHIDALINJIAOSHOUKETIZUZAILimnology 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。

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

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

澳洲幸运10SHIDALINYANJIUTUANDUIXUANQUZAIZnXIANZHITIAOJIANXIASHENGZHANGSHOUYIYUCdTIANJIAQIEHANYOUcdcaJIYINDEJIAWEIHAILIANZAO(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。

澳洲幸运10TU1. 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′

澳洲幸运10SHIYANBIAOMING,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

澳洲幸运10RANER,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。

澳洲幸运10TU3. SANZHONGGUIZAOSHENGZHANGSULVYUZONGTANSUANGANMEIHUOXINGZHIJIANDEGUANXI

SHIDALINKETIZU2019JIEBOSHISHENGLIWEIYINGWEILUNWENDIYIZUOZHE,SHIDALINJIAOSHOUWEITONGXUNZUOZHE,MEIGUOBEIKALUOLAINADAXUEWilliam G. SundaJIAOSHOUYIJIAOZHOUXINGYUN10HONGHAIZHENGJIAOSHOUHELINWENFANGGONGCHENGSHIWEIGONGTONGZUOZHE。GAIYANJIUDEDAOLEGUOJIAZHONGDIANYANFAJIHUA(2016YFA0601203)YIJIGUOJIAZIRANKEXUEJIJINXIANGMU(41576133、41925026HE41721005)DEZIZHU。


LUNWENLAIYUAN:

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

LUNWENLIANJIE:


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