Dimidium Bromide, CAS 518-67-2

Dimidium bromide hmoov, Nws yog ib qho tseem ceeb tshuaj. CAS: 518-67-2, molecular mis C20H18BrN, molecular yuag 380.28, EINECS: 208-256-7, melting point 243-248 degree C, ntom 2.3400, soluble hauv dej (1 mg/ml), tsaus liab doog khoom hmoov.

Cov tshuaj no feem ntau yog siv los ua kev sojntsuam rau kev ntxig cov nucleic acids, tshwj xeeb tshaj yog hauv kev tshawb fawb lom neeg thiab kev kho mob, txhawm rau kuaj pom muaj thiab cov khoom ntawm DNA lossis RNA. Nws kuj tseem siv tau los ua qhov taw qhia rau kev tshuaj xyuas tshuaj, tshwj xeeb tshaj yog nyob rau hauv cov tshuaj tiv thaiv titration, los txiav txim cations thiab anions. Hauv kev lag luam tshuaj ntxuav txhua hnub, cov tshuaj no tau ua ke nrog cov kua qaub xiav hauv qhov sib piv ntawm 2: 1 thiab muaj cov teebmeem tshwj xeeb.

Dimidium bromide hmoov, raws li cov tshuaj lom neeg tshwj xeeb, muaj cov ntawv thov tshwj xeeb hauv ntau qhov chaw. Cov hauv qab no yog nws cov chaw siv tseem ceeb:

Biology thiab Kev Tshawb Fawb Txog Kev Kho Mob

 

Nucleic acid staining: Cov tshuaj no feem ntau siv los ua tus neeg sawv cev nucleic acid vim nws tuaj yeem khi rau DNA thiab RNA thiab tsim cov fluorescence muaj zog. Hauv cell biology thiab molecular biology thwmsim, nws tuaj yeem pab cov kws tshawb fawb soj ntsuam thiab txheeb xyuas qhov kev faib tawm, cov ntsiab lus, thiab cov qauv ntawm DNA thiab RNA hauv cov hlwb.
Cell marker: Qhov sib xyaw no kuj yog siv los ua cov cim ntawm tes hauv kab lis kev cai ntawm tes, kev txheeb xyuas lub voj voog ntawm tes, thiab kev tshawb fawb apoptosis, pab cov kws tshawb fawb taug qab thiab saib xyuas cov kev hloov pauv hauv cov hlwb.

Tshuaj ntsuam xyuas

 

Qhov taw qhia: Hauv kev tshuaj xyuas tshuaj, qhov sib xyaw no tuaj yeem siv los ua qhov taw qhia rau qee qhov kev cuam tshuam titration, tshwj xeeb tshaj yog nyob rau hauv kev cuam tshuam nrog kev txiav txim siab ntawm anions thiab cations. Nws cov xim hloov tuaj yeem qhia qhov kawg ntawm cov tshuaj tiv thaiv lossis muaj qee yam ion.
Kev tshawb nrhiav ion: Vim nws cov khoom siv tshuaj tshwj xeeb, nws kuj tseem tuaj yeem siv los kuaj pom qhov muaj thiab cov ntsiab lus ntawm cov ions tshwj xeeb, thiab muaj peev xwm siv tau cov nqi hauv thaj chaw xws li kev tshawb fawb ib puag ncig, kev saib xyuas dej zoo, thiab kev ntsuam xyuas zaub mov.

Kev lag luam tshuaj ntxuav txhua hnub

 

Detergent Aid: Cov khoom siv no tuaj yeem siv ua ke nrog lwm cov khoom xyaw hauv cov khoom siv tshuaj ntxuav txhua hnub ua cov tshuaj ntxuav tes los txhim kho kev ua haujlwm huv lossis txhim kho qee yam khoom ntawm cov khoom. Txawm li cas los xij, nws yuav tsum tau muab sau tseg tias tsis yog txhua yam khoom siv ntxhua khaub ncaws yuav siv bromodiimide, vim tias nws cov ntawv thov tshwj xeeb hauv cov khoom siv tshuaj txhua hnub yuav raug cuam tshuam los ntawm ntau yam xws li cov khoom tsim tawm thiab cov txheej txheem tsim khoom.

Lwm yam teb

 

Cov khoom siv photosensitive: Cov khoom siv photosensitive ntawm cov khoom sib xyaw no ua rau nws muaj txiaj ntsig zoo hauv qee cov ntaub ntawv photosensitive lossis optoelectronic li. Txawm li cas los xij, daim ntawv thov hauv daim teb no tseem nyob rau hauv kev tshawb fawb thiab kev loj hlob theem.
Biosensor: Qhov sib xyaw no kuj suav hais tias yog ib qho ntawm cov ntaub ntawv muaj peev xwm sib tw rau kev tsim cov biosensors tshiab vim nws qhov tshwj xeeb khi muaj peev xwm nrog nucleic acids. Cov sensors no tuaj yeem siv los txheeb xyuas cov molecules tshwj xeeb lossis cov txheej txheem lom neeg hauv cov kab mob muaj sia.

Cov kev siv tshwj xeeb ntawmDimidium bromide hmoovFeem ntau tsom rau nws txoj kev muaj peev xwm sib txuas nrog nucleic acids, uas ua rau nws siv dav hauv kev tshawb fawb xws li biology thiab kev kho mob, kev sim molecular biology, thiab kev txhim kho biosensor. Nov yog qee qhov kev siv tshwj xeeb:

Nucleic acid staining

 

Dimidium bromide tuaj yeem muab tso rau hauv ob chav helix qauv ntawm DNA thiab RNA, tsim cov complexes ruaj khov thiab emitting muaj zog fluorescence nyob rau hauv ultraviolet lub teeb irradiation. Yog li ntawd, nws feem ntau yog siv los ua fluorescent stain rau nucleic acids, thiab siv los pom DNA thiab RNA hauv gel electrophoresis, cell staining, flow cytometry thiab lwm yam kev sim.

Cell biology tshawb fawb

 

Dimidium bromide tuaj yeem siv los sau cov cell nuclei hauv kab lis kev cai ntawm tes, ntsuas lub voj voog ntawm tes, thiab kev tshawb fawb apoptosis, pab cov kws tshawb fawb soj ntsuam kev hloov pauv hauv cell morphology, kom muaj nuj nqis, faib, thiab lub voj voog ntawm tes.
Nws tseem tuaj yeem siv los txheeb xyuas DNA tawg thaum lub sijhawm cell apoptosis, vim DNA hauv cov hlwb apoptotic tawg ntawm nucleosomes, tsim cov khoom tawg uas tuaj yeem ua rau stained nrog Dimidium bromide.

Kev sim Molecular Biology

 

Dimidium bromide tuaj yeem siv los ua tus staining tom qab DNA electrophoresis hauv molecular biology cov tswv yim xws li PCR (polymerase saw cov tshuaj tiv thaiv), DNA sequencing, thiab Southern blot hybridization los pab saib thiab txheeb xyuas qhov loj, ntau, thiab txoj hauj lwm ntawm DNA fragments.

Kev loj hlob ntawm biosensors

 

Txawm hais tias daim ntawv thov nyob rau hauv daim teb no tseem nyob rau hauv kev tshawb fawb thiab kev loj hlob theem, Dimidium bromide qhov tshwj xeeb khi muaj peev xwm rau nucleic acids ua rau nws muaj peev xwm sib tw cov khoom siv los tsim cov biosensors tshiab. Cov sensors no yuav raug siv los txheeb xyuas cov DNA lossis RNA ib ntus hauv cov kab mob uas muaj sia nyob, ua rau muaj kev kuaj mob ntxov thiab saib xyuas qee yam kab mob lossis cov txheej txheem lom neeg.

Kev kawm thiab kev qhia

 

Dimidium bromide kuj tseem siv los ua cov cuab yeej qhia hauv biology, biochemistry, thiab molecular biology los pab cov tub ntxhais kawm nkag siab txog cov qauv, cov khoom, thiab kev ua haujlwm ntawm DNA thiab RNA.

1.chemical stability
Dimidium bromide muaj cov yam ntxwv ntawm iab saj, hygroscopicity, thiab rhiab heev rau lub teeb.
Nyob rau hauv tej yam kev mob, nws yuav pom tej yam irritations.
2.Reactivity
Dimidium bromide yog ib qho nucleic acid insertion sojntsuam uas tuaj yeem khi rau ob chav helix qauv ntawm DNA thiab RNA, tsim cov complexes ruaj khov, thiab emit muaj zog fluorescence nyob rau hauv ultraviolet irradiation.
Hauv kev tshuaj xyuas tshuaj, nws tuaj yeem ua tus taw qhia rau qee qhov kev cuam tshuam titration, qhia qhov kawg ntawm cov tshuaj tiv thaiv lossis muaj qee yam ion los ntawm kev hloov xim.
3.Txoj kev nyab xeeb thiab toxicity
Txawm hais tias Dimidium bromide tau siv dav hauv kev tshawb fawb thiab kev sim, kev tshawb fawb txog nws cov tshuaj lom thiab kev cuam tshuam ecological tej zaum tseem tsis tau tiav.
Thaum siv, kuaj kev nyab xeeb cov cai thiab cov txheej txheem ua haujlwm yuav tsum tau ua raws li nruj me ntsis, thiab cov cuab yeej tiv thaiv tus kheej tsim nyog yuav tsum tau hnav kom txo qis kev sib cuag ncaj qha nrog Dimidium bromide.
Yog tias muaj xwm txheej xws li kev nqus pa, sib chwv ntawm daim tawv nqaij, lossis qhov muag pom tshwm sim, kev pabcuam thawj zaug uas tsim nyog yuav tsum tau ua tam sim ntawd thiab yuav tsum tau mus kuaj mob.

Hais txog cov kev mob tshwm sim ntawm Dimidium bromide, qhov tseeb, Dimidium bromide feem ntau yog siv rau nucleic acid staining hauv kev tshawb fawb lom neeg thiab kev kho mob, nrog rau kev tshuaj xyuas tshuaj thiab kev txhim kho biosensor, tsis yog siv ncaj qha los ua tshuaj. Yog li ntawd, nyob rau hauv cov ntaub ntawv siv xws li cell staining los yog kev sim tshuaj ntsuam, Dimidium bromide nws tus kheej tsis ncaj qha ua rau muaj kev phiv nyob rau hauv tib neeg lub cev.

Txawm li cas los xij, thaum Dimidium bromide los rau hauv kev sib cuag nrog tib neeg lub cev, xws li nqus pa, tiv thaiv daim tawv nqaij, lossis qhov muag, nws yuav ua rau muaj kev phiv tshwm sim. Cov tshuaj tiv thaiv no tsis yog "kev mob tshwm sim" ntawm Dimidium bromide, tab sis mob hnyav tshwm sim los ntawm nws cov khoom siv tshuaj. Cov tshuaj tiv thaiv no suav nrog:

Cov tshuaj tiv thaiv tau hais los saum toj no yog ua raws cov tshuaj lom neeg ntawmDimidium bromide hmoovthiab muaj peev xwm tshwm sim nyob rau hauv raug mob, es tsis yog nws cov kev phiv raws li ib tug tshuaj. Txij li Dimidium bromide tsis yog tshuaj, tsis muaj kev tshawb fawb txog nws cov kev mob tshwm sim ntev.

Tsis tas li ntawd, nws yuav tsum tau hais qhia tias Dimidium bromide yuav tsum nruj me ntsis raws li kev soj ntsuam kev nyab xeeb thiab cov txheej txheem kev khiav hauj lwm thaum siv hauv kev tshawb fawb thiab kev sim ua kom muaj kev nyab xeeb ntawm cov neeg ua haujlwm thiab ib puag ncig. Thaum siv, cov cuab yeej tiv thaiv tus kheej tsim nyog xws li tsom iav, hnab looj tes, thiab cov tsho hauv chav kuaj yuav tsum tau hnav kom txo qis kev sib cuag ncaj qha nrog Dimidium bromide.

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