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1.
脱氧核糖核酸变性和损伤的吸附伏安法研究   总被引:2,自引:0,他引:2  
陆宗鹏  卢莠芬 《分析化学》1996,24(4):463-466
本文用汞电极(HMDE)二次导数阴极吸附伏安(SD-AdCSV)和碳电极(GCE、CPE)导数循环伏安(FD-CV)法研究了核酸受热、紫外线、超声波和丝裂霉素C(MMC)作用下的变性作用。在0.1mol/L(K2HPO4+KH2PO4)-0.1mol.L NaCl(pH7.0)底液中,吸附的单股(ss-)和双螺旋(ds-)DNA分别在HMDE上得到特征还原峰P3和P2,和在碳电极上得到氧化峰A。物  相似文献   

2.
ACIDITY AND CATALYTIC ACTIVITY OF KEGGIM STRUCTURE HETEROPOLYACIDS ──EFFECT OF CENTRAL ATOM IN H_α XW_(12) O_(40)ACIDITYANDCA...  相似文献   

3.
LASER-ENHANCED ELECTROCHEMICAL DOPING OF POLY (N-VINYLCARBAZOLE)LASER-ENHANCEDELECTROCHEMICALDOPINGOFPOLY(N-VINYLCARBAZOLE)Ya...  相似文献   

4.
STUDIESOFTHEINTERACTIONBETWEENMETALLOPORPHYRINSOFTMPYP-3ANDSINGLE-STRANDEDDNAONNCMEMBRANE¥YongCHEN;YuanZongLI;WenBaoCHANGandY...  相似文献   

5.
STRUCTURECHARACTERIZATIONOFRu_3(CO)12INNaYZEOLITEBYINFRAREDSPECTROSCOPY¥AnMingLIU;LinHUANG;YiDeXU;TakafumiSHIDO2)andMasaruICH?..  相似文献   

6.
ASTUDYONTHEKINETICSOFEXCHANGEREACTIONSOFW(Ⅵ)ORMo(Ⅵ)WITHINMACROPOROUSANIONEXCHANGERESIN(D290)PHASEWangYukun(DepartmentofChemic...  相似文献   

7.
ANEWMETHODFORPREPARATIONOFIBON(II)PORPHYRINCOMPLEX-ISOLATIONANDCHARACTERIZATIONOFAMINECOMPLEXOFFERROUSPORPHYRIN¥XinHuaZHONG;Y...  相似文献   

8.
ELECTROCHEMICALFABRICATIONANDPHOTOVOLTAICPROPERTYOFSIZE-QUANTIZEDNANOCRYSTALLINECdSFILMS¥BaoHuiWANG;DeJunWANG;YiCUI;DongZHANG...  相似文献   

9.
APPLICATIONSOFULTRASONICALLYDISPERSEDPOTASSIUM(UDP)PART4:REDUCTIVECOUPLINGOFCHALCONESINTHEPRESENCEOFUDP,COMMENTSONTHEMECHANIS...  相似文献   

10.
HEATS OF INTERACTION OF ORGANIC BASES WITH POLYMER PROTECTED CATALYST PVC-AlCl_3HEATSOFINTERACTIONOFORGANICBASESWITHPOLYMERPR...  相似文献   

11.
β-CORRECTIONSPECTROPHOTOMETRICDETERMINATIONOFALUMINIUM.USINGTHEAL(Ⅲ)-PF-OPREACTION¥HongWenGAO;FengZOUandPengFeiZHANG(HuaibeiE...  相似文献   

12.
SYNTHESISANDCHARACTERIZATIONOFNOVELFUNCTIONALHOSTCOMPOUNDS1.MONO-(6-ANILINO-β-CYCLODEXTRIN)¥YuLIU;YiMinZRANG;YunTiCHEN(Depart...  相似文献   

13.
PREPARATION, ELECTRICAL PROPERTIES AND CRYSTAL STRUCTURE OF TWO NEW CHARGE-TRANSFER SALTS (BEDT-TTF)_3Cu_2Brx AND (TTM-TTF) (...  相似文献   

14.
PREPARATIONANDCHARACTERIZATIONOFA[C_1TET-TTF]_2C_(60)CHARGE-TRANSFERCOMPLEX¥YuLiangLI;YuanMingGAO;ZiWU;FengLianBAI;YongFangLI;?..  相似文献   

15.
NEW OSCILLATING CHEMICAL REACTIONS WITH THE PARTICIPATION OF A COPPER(Ⅱ)TETRAAZAMACROCYCLIC COMPLEXNEWOSCILLATINGCHEMICALREAC...  相似文献   

16.
SYNTHESIS AND ~(183)W NMRCHARACTERIZATION OF A-β-Ge_2W_18Ti_6O_(77)~(14) HETEROPOLYANION¥LuMENG;JingFuLIU(DepartmentofChemistry,...  相似文献   

17.
STERICEFFECTOFHYDROXYGROUPSORTHOTOTHEAZO-GROUPONANALYTICALBEHAVIOROFCHROMOGENICREAGENTS¥HuiMinMA;YueXianHUANGandShuQuanLiANG(...  相似文献   

18.
SYNTHESISANDCHARACTERIZATIONOFPt-M(M=Cr,Mo,W)HETEROBINUCLEARMETALHYDRIDOCARBONYCOMPOUNDS¥ChangPingSHAO;JieYuWANGandHeFuGUO(Da...  相似文献   

19.
INFLUENCE OF CHEMICAL COMPOSITION ON SURFACE BAND BENDING AS OBSERVED THROUGH SURFACE PHOTOVOLTAGE SPECTRA¥INFLUENCEOFCHEMICA...  相似文献   

20.
CHEMICAL MODIFICATION OF TRYPTOPHAN RESIDUES IN POLYGALACTURONASECHEMICALMODIFICATIONOFTRYPTOPHANRESIDUESINPOLYGALACTURONASE¥...  相似文献   

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