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Heppso sodium CAS:89648-37-3 Qiimaha Soo-saaraha
Cusbada sodium-ka N-[2-Hydroxyethyl]piperazine-N'-[2-hydroxypropanesulfonic acid] waa isku-dhis kiimiko ah oo leh qaacidada C8H19N2NaO4S. Waa cusbo sodium ah oo laga soo qaatay piperazine, oo ka kooban kooxo hydroxyethyl iyo hydroxypropanesulfonic acid ah. Waxaa si caadi ah loogu isticmaalaa warshadaha dawooyinka sidii wakiil kaydiya iyo xasiliyayaal marka la samaynayo daawooyinka. Isku-darkani wuxuu ka caawiyaa ilaalinta pH-ga iyo xasilloonida daawooyinka.
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P-NITROPHENYL BETA-D-LACTOPYRANOSIDE CAS:4419-94-7
P-Nitrophenyl beta-D-lactopyranoside, oo sidoo kale loo yaqaan PNPG, waa isku-dhis inta badan loo isticmaalo baaritaannada enzymatic si loo cabbiro dhaqdhaqaaqa beta-galactosidase, oo ah ensaym ku lug leh dheef-shiid kiimikaadka karbohaydraytka. PNPG waa substrate macmal ah oo lagu kala jari karo beta-galactosidase, taasoo keenta sii deynta badeecad midab jaalle ah leh. Heerka hydrolysis-ka substrate-ka waxaa lagu qiyaasi karaa spectrophotometry iyadoo la cabbirayo nuugista badeecada mowjad gaar ah. Tani waxay u oggolaanaysaa cilmi-baarayaasha inay qiimeeyaan dhaqdhaqaaqa iyo dhaqdhaqaaqa beta-galactosidase xaalado kala duwan, sida barashada shaqada ensaymka, baaritaanka ka hortagga ensaymka ama firfircoonayaasha, ama qiimeynta saameynta isbeddellada ku yimaada dhaqdhaqaaqa ensaymka.
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popso sesquisodium CAS: 108321-08-0
Cusbada Piperazine-N,N'-bis(2-hydroxypropanesulfonic acid) sesquisodium milix, oo sidoo kale loo yaqaan milixda PIPES sesquisodium, waa isku-dhis kiimiko ah oo loo isticmaalo sidii wakiil kaydin ah codsiyada sayniska iyo warshadaha kala duwan. Waxay ka caawisaa ilaalinta heerka pH ee deggan ee xalalka, gaar ahaan heerka pH-ga ee fiisiyoolajiga. Cusbada PIPES sesquisodium waxaa badanaa loo isticmaalaa warbaahinta dhaqanka unugyada, biochemistry-ga borotiinka, electrophoresis, farsamooyinka bayoolajiga molecular, iyo nidaamyada keenista daawada. Waxay u dhaqantaa sidii nidaamiye pH iyo kor u qaade firfircoonida ensaymka iyo xasilloonida, taasoo ka dhigaysa mid qiimo leh oo ku jirta cilmi-baaris iyo habab warshadeed oo kala duwan.
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ACES CAS:7365-82-4 Qiimaha Soo-saaraha
Asiidhka N-(2-Acetamido)-2-aminoethanesulfonic, oo sidoo kale loo yaqaan ACES, waa wakiil si caadi ah loogu isticmaalo cilmi-baarista sayniska. Waxay ka caawisaa ilaalinta pH-ga deggan ee xalalka waxayna si aad ah ugu milmaysaa biyaha. ACES waxay leedahay sun yar iyo faragelin yar oo ku saabsan hababka bayoolaji, taasoo ka dhigaysa mid ku habboon codsiyada kala duwan. Badanaa waxaa loo isticmaalaa sidii kaydiye daraasadaha xasilinta borotiinka iyo tijaabooyinka ensaymka, halkaas oo ay ku ilaaliso xaaladaha ugu wanaagsan ee qaabaynta borotiinka iyo dhaqdhaqaaqa ensaymka.
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Phenylgalactoside CAS:2818-58-8
Phenylgalactoside, oo sidoo kale loo yaqaan p-nitrophenyl β-D-galactopyranoside (pNPG), waa substrate macmal ah oo inta badan loo isticmaalo tijaabooyinka bayoolaji iyo bayoolajiga molecular. Waxaa badanaa loo isticmaalaa in lagu ogaado oo lagu cabbiro dhaqdhaqaaqa enzyme β-galactosidase.
Marka phenylgalactoside lagu shubo β-galactosidase, waxay sii deysaa p-nitrophenol, kaas oo ah iskudhis midab jaalle ah leh. Xoraynta p-nitrophenol waxaa si tiro ahaan loo cabbiri karaa iyadoo la isticmaalayo spectrophotometer, maadaama nuugista p-nitrophenol lagu ogaan karo mowjad dhan 405 nm.
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DIPSO CAS:68399-80-4 Qiimaha Soo-saaraha
DIPSO waxay u taagan tahay "Diisopropyl azodicarboxylate," kaas oo ah falgal si caadi ah loogu isticmaalo kiimikada dabiiciga ah. Waxaa ugu horreyn loo isticmaalaa falgalka Mitsunobu, kaas oo ah hab loogu beddelo khamriga kooxo kala duwan oo shaqeynaya sida esters, ethers, ama amines. DIPSO waxay u dhaqantaa sidii isha dhexdhexaad aad u falcelsan oo loo yaqaan azodicarboxylate, kaas oo fududeeya isbeddelkan.
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4-Nitrophenyl-beta-D-glucopyranoside CAS:2492-87-7
4-Nitrophenyl-beta-D-glucopyranoside waa substrate caadi ahaan loo isticmaalo tijaabooyinka bayoolaji si loo qiimeeyo dhaqdhaqaaqa ensaymada sida β-glucuronidase. Isku-darkaan waxaa hydrolyzed ku sameeya ensaymka, taasoo keenta sii deynta 4-nitrophenol, kaas oo lagu cabbiri karo iyadoo la adeegsanayo spectrophotometry. Isticmaalkiisu wuxuu u suurtageliyaa cilmi-baarayaasha inay bartaan dhinacyo kala duwan oo ku saabsan dheef-shiid kiimikaadka daroogada, sunta, iyo baaritaanka kiliinikada ee la xiriira falcelinta glucuronidation.
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Tris maleate CAS:72200-76-1
Tris maleate waa isku-dhis kiimiko ah oo u adeegta sidii kayd pH ah iyo hagaajin warshado kala duwan. Waxaa loo isticmaalaa ilaalinta heerarka pH ee deggan iyo iska caabbinta isbeddellada ka dhasha ku darista asiidhyada ama saldhigyada. Tris maleate waxaa si caadi ah loogu isticmaalaa cilmi-baarista bayoolaji, nadiifinta borotiinka, hababka warshadaha, iyo kiimikada falanqaynta. Waxay si gaar ah waxtar ugu leedahay kaydinta heerarka pH ee hooseeya waxayna caan ku tahay kala duwanaansho ay ku leedahay ilaalinta xaaladaha pH ee ugu habboon.
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MOBS CAS:115724-21-5 Qiimaha Soo-saaraha
4-morpholin-4-ylbutane-1-sulfonic acid, oo sidoo kale loo yaqaan MOBS, waa iskudhis dabiici ah oo macmal ah oo loo isticmaalo sidii wakiil kaydin ah cilmi-baarista bayoolojiga iyo bayoolojiga. Waa mid deggan oo ilaalin kara pH deggan oo u dhexeeya dhexdhexaad ilaa xoogaa alkaline ah.BS waxaa si weyn loogu isticmaalaa dhaqanka unugyada, baaritaanka ensaymka, farsamooyinka bayoolajiga molecular-ka, iyo electrophoresis. Waxay la jaanqaadi kartaa noocyo kala duwan oo reagents ah waxaana loo yaqaanaa xasilloonideeda iyo iska caabinteeda isbeddellada heerkulka iyo pH-ga.
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1,2,3,4,6-penta-O-acetyl-alpha-D-galactopyranose CAS:4163-59-1
1,2,3,4,6-penta-O-acetyl-alpha-D-galactopyranose waa isku-dhis kiimiko ah oo ka tirsan qoyska karbohaydraytyada. Waa nooc ka mid ah alpha-D-galactopyranose, oo ah sonkor si dabiici ah u dhacda. Isku-darkan gaarka ah wuxuu leeyahay shan kooxood oo acetyl ah oo ku xiran kooxo hydroxyl gaar ah oo ku yaal molecule-ka sonkorta. Waxaa si caadi ah loogu isticmaalaa codsiyada kiimikada iyo daawooyinka kala duwan, oo ay ku jiraan walxo bilow u ah isku-darka isku-dhisyo kale. Qaabkeeda acetylated wuxuu xoojiyaa xasilloonidiisa iyo fal-celintiisa, taasoo ka dhigaysa baloog dhisme oo waxtar leh oo ku jira kiimikada dabiiciga ah.
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POPSO CAS:68189-43-5 Qiimaha Soo-saaraha
POPSO, oo loo soo gaabiyo Piperazine-N,N'-bis(2-hydroxypropanesulfonic acid) sesquisodium milix, waa wakiil kaydiya oo si caadi ah loogu isticmaalo cilmi-baarista bayoolojiga iyo bayoolojiga. Waxay ka caawisaa ilaalinta heerka pH ee deggan ee xalalka, gaar ahaan gudaha heerka pH-ga ee fiisigiska. Cusbada PIPES sesquisodium waxaa loo isticmaalaa dhaqanka unugyada, biochemistry-ga borotiinka, electrophoresis, farsamooyinka bayoolajiga molecular, nidaamyada keenista daawada, iyo waxyaabo kaloo badan. Awooddeeda ay ku nidaaminayso pH waxay ka dhigaysaa qalab qiimo leh oo ku jira cilmi-baarisyo kala duwan iyo codsiyada warshadaha.
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BES CAS:10191-18-1 Qiimaha Soo-saaraha
Asiidhka N,N-Bis(hydroxyethyl)-2-aminoethanesulfonic, oo sidoo kale loo yaqaan BES ama N,N-Bis(2-hydroxyethyl)aminoethanesulfonic acid, waa isku-dhis kiimiko ah oo si caadi ah loogu isticmaalo sidii wakiil kaydiya codsiyada sayniska iyo warshadaha kala duwan.
BES waa isku-darka zwitterionic, taasoo la macno ah inay leedahay labadaba dallacaad togan iyo taban oo ku jira qaab-dhismeedkeeda. Hantidani waxay u oggolaanaysaa inay si wax ku ool ah u ilaaliso pH deggan oo ku jirta xalalka.
BES waxay leedahay qiime pKa ah oo qiyaastii ah 7.4, taasoo ka dhigaysa mid si gaar ah faa'iido ugu leh kaydinta heerarka pH-ga ee jirka. Badanaa waxaa loo isticmaalaa tijaabooyinka bayoolojiga iyo kuwa bayoolojiga, sida nadiifinta borotiinka, falcelinta ensaymka, iyo dhaqanka unugyada, halkaas oo ilaalinta pH gaar ah ay muhiim tahay.
Intaa waxaa dheer, BES waxaa si weyn loogu isticmaalaa farsamooyinka electrophoresis, maadaama ay gacan ka geysaneyso ilaalinta pH-ga lagama maarmaanka u ah kala-soocidda iyo falanqaynta biomolecules-ka la dallacay, sida borotiinnada iyo asiidhyada nukliyeerka.
