
- Purifiedtohomogeneityfromthejellyfish,Aequoreavictoria
- RecombinantwildtypeproteinexpressedinE.coli
- Finalhighresolutiongelfiltrationpurified
Greenfluorescentprotein(GFP),a27kDaproteinderivedfromthejellyfishAequoreavictoria,emitsgreenlight(emissionpeak509nm)whenexcitedbybluelight(excitationpeak395nm).GFPhasbecomeaninvaluabletoolincellBIOLOGyresearch,sinceitsintrinsicfluorescencecanbevisualizedinlivingcells.GFPfluorescenceisstableunderfixationconditionsandsuitableforavarietyofapplications.GFPhasbeenwidelyusedasareporterforgeneexpression,enablingresearcherstovisualizeandlocalizeGFP-taggedproteinswithinlivingcellswithouttheneedforchemicalstaining.OtherapplicationsofGFPincludeassessmentofprotein-proteininteractionsthroughtheyeasttwohybridsystemandmeasurementofdistancebetweenproteinsthroughfluorescenceenergytransfer(FRET)protocols.GFPisusedtomeasuresinglecellmetastasisandsuccessfulproliferationofstemcells.
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通过解答,教会我,谢谢
A、Na2CO3HClH2SO4NaNO3
B、K2CO3H2SO4HNO3BaCl2
C、HClHNO3AgNO3NaCl
D、NaOHFeCl3MgCl2BaCl2
A.H2SO4Na2SO4AgNO3BaCl2.
B.NaOHNa2CO3NaHSO4MgCl2
C.CaCl2NaNO3MgSO4BaCl2
D.HNO3KOHKClK2CO3
2.NaNO3FeCl3AgNO3
分别有什么现象?谢谢回答!
C.MgCl2溶液和氨水D.盐酸和NaAlO2溶液
为什么

