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Ngā Hua

DEPC CAS:1609-47-8 Utu Kaihanga

Ko te Diethyl pyrocarbonate (DEPC) he matū matū e whakamahia whānuitia ana i roto i ngā taiwhanga koiora ngota. He wai mārama, kāore he tae, he tino tauhohe ki ngā matū nucleophilic pērā i ngā amine me ngā thiol. Ko te DEPC te mea matua e whakamahia ana hei whakakore i ngā RNases (ribonucleases), arā, ngā whākōkī ka taea te whakaiti i te RNA, mā te whakarerekē i ō rātou pae hohe. Ka tutuki tēnei mā te tauhohe ki ngā toenga histidine i roto i te whākōkī, he mea nui mō tana mahi. Nā tēnei ka waiho te DEPC hei taputapu whai hua i roto i ngā whakamātautau e pā ana ki te RNA, ā, ka whakarite kia tiakina te pono o te RNA. Haunga ōna āhuatanga whakakore RNase, ka taea hoki e te DEPC te whakarerekē i ētahi atu biomolecules, pērā i ngā pūmua me te DNA, nā tana tauhohe ki ngā rōpū nucleophilic. Me tūpato i te wā e whakamahi ana i te DEPC, nā te mea he paitini, ā, tera pea ka huri hei matū matū.


Taipitopito Hua

Ngā Tohu Hua

Te Whakamahinga me te Pānga

Te Whakakore i ngā RNase: Ko te kaupapa matua o te DEPC he whakakore i ngā RNase, arā, ngā whākōkī ka taea te whakaiti i te RNA. Ka tauhohe te DEPC ki ngā toenga histidine i roto i ngā RNase, ka whakarerekē i ō rātou pae hohe, ā, ka kore e mahi. Mā tēnei ka mau tonu te pono o te RNA i ngā whakamātautau pēnei i te wehenga RNA, te tuhi whakamuri, me te raupapatanga RNA.

Te tiaki i ngā tauira RNA: He maha ngā wā ka whakamahia te maimoatanga DEPC ki ngā taputapu taiwhanga, pērā i ngā ngongo microcentrifuge, ngā pito pipette, me te wai e whakamahia ana i roto i ngā whakamātautau RNA. Ka āwhina tēnei ki te aukati i ngā RNases toenga kei reira pea, me te ārai i te pirau o te RNA i te wā e whakahaeretia ana, e rongoatia ana hoki te tauira.

Te whakarite matū kore-RNAse: Ka taea te whakamahi i te DEPC hei rongoā i ngā otinga, i ngā matū rānei e hiahia ana kia kore-RNAse, pērā i ngā pūhui, ngā otinga Tris-EDTA (TE), te wai rānei e whakamahia ana i roto i ngā whakamātautau koiora ngota. Kātahi ka taea te whakamahi haumaru i ēnei otinga kua rongoāhia hei whakaiti i te pirau o te RNA.

Te whakarerekētanga DNA: Ka taea hoki e te DEPC te tauhohe ki ngā rōpū amino i roto i ngā ngota DNA, ka hua ake te whakarerekētanga carbethoxylated o ngā turanga DNA. Ka taea te whakamahi i tēnei i roto i ngā tono motuhake, pērā i ngā tauhohenga raupapatanga DNA, te whakarerekētanga DNA rānei mō ngā rangahau hononga whakawhiti.

Te Tākai Hua:

试剂包装1

Ngā Mōhiotanga Tāpiri:

Te hanganga C6H10O5
Whakamātautau 99%
Āhua Wai kore tae
Nama CAS 1609-47-8
Te tākai Iti, nui hoki
Te Ora o te Wāhi 2 tau
Rokiroki Penapena ki te wāhi hauhautanga, maroke hoki
Tiwhikete ISO.

 


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