Txoj Kev Siv Txoj Kev thiab Kev: Kev Koom Tes, Kev Sib Haum Xeeb thiab Yeej-Yeej
cov khoom

Cov khoom

Ethidium Bromide CAS: 1239-45-8

Ethidium bromide (EtBr) yog ib hom xim fluorescent uas siv ntau hauv molecular biology thiab biochemistry los pom cov nucleic acids, tshwj xeeb yog DNA, hauv agarose gel electrophoresis. Nws muaj kev sib raug zoo rau DNA thiab, thaum raug rau lub teeb ultraviolet (UV), nws fluoresces thiab tso tawm xim liab-txiv kab ntxwv. Qhov no tso cai rau cov kws tshawb fawb kom yooj yim nrhiav thiab tshuaj xyuas cov DNA fragments sib cais los ntawm qhov loj me hauv gel matrix.

EtBr sib xyaw ua ke ntawm cov khub DNA thiab RNA, ua rau nws cov yam ntxwv fluorescence hloov pauv. Feem ntau nws raug ntxiv rau hauv agarose gels lossis sib xyaw nrog DNA qauv ua ntej electrophoresis. Thaum lub gel raug rau lub teeb UV, cov DNA bands uas muaj EtBr tshwm sim ua cov kab txiv kab ntxwv ci ntsa iab tawm tsam keeb kwm yav dhau tsaus ntuj, ua rau nws yooj yim pom thiab tshuaj xyuas cov DNA fragments.


Cov Lus Qhia Txog Khoom

Cov Cim Npe Khoom

Daim Ntawv Thov thiab Cov Nyhuv

Kev Pom DNA/RNA: EtBr feem ntau yog siv los pom DNA thiab RNA hauv agarose gel electrophoresis. Nws sib xyaw ntawm cov khub hauv paus ntawm cov molecule nucleic acid, ua rau lawv ci ntsa iab thaum raug lub teeb UV. Qhov no tso cai rau cov kws tshawb fawb pom thiab tshuaj xyuas qhov kev sib cais ntawm DNA lossis RNA fragments raws li lawv qhov loj me lossis qhov sib lawv liag.

Kev Siv Xim DNA: EtBr siv tau los siv xim DNA hauv ntau yam kev sim. Nws siv tau ntxiv rau cov qauv DNA, xws li cov plasmids uas tau lim los yog cov khoom PCR, los xyuas seb lawv muaj thiab muaj pes tsawg. Cov DNA uas tau pleev xim ces siv tau los saib seb puas muaj teeb meem los yog siv lub tshuab gel imaging system.

Kev Ntsuas DNA: EtBr siv tau los ntsuas qhov concentration ntawm DNA. Los ntawm kev sib piv qhov muaj zog ntawm cov DNA bands uas muaj EtBr nyob rau hauv ib qho agarose gel nrog cov qauv paub txog qhov concentration ntawm DNA, qhov kwv yees ntawm DNA hauv ib qho qauv tuaj yeem txiav txim siab tau.

Kev Siv Lub Tshuab Microscopy Uas Muaj Teeb Meem Fluorescent: EtBr siv tau rau hauv kev siv lub tshuab microscopy uas muaj teeb meem fluorescence los pleev xim thiab pom cov DNA hauv cov cell lossis cov nqaij uas muaj sia nyob. Nws tso cai rau cov kws tshawb fawb kawm txog DNA qhov chaw nyob thiab kev hloov pauv hauv cov cell lossis saib DNA kev tawg ua tej daim me me hauv cov cell uas tuag.

Khoom Ntim:

试剂包装2

Cov Lus Qhia Ntxiv:

Kev sau ua ke C21H20BrN3
Kev Ntsuas 99%
Qhov tsos Liab rau tsaus liab hmoov
CAS Nr. 1239-45-8
Ntim khoom Me me thiab ntau
Lub Neej Txee 2 xyoos
Kev Khaws Cia Khaws cia rau qhov chaw txias thiab qhuav
Daim Ntawv Pov Thawj ISO.

 


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