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Dodecyl trimethyl ammonium bromide CAS:1119-94-4
Dodecyl trimethyl ammonium bromide, yomwe imadziwikanso kuti DTAB kapena DTB, ndi mankhwala a quaternary ammonium omwe amagwiritsidwa ntchito kwambiri ngati surfactant kapena detergent. Ndi ufa woyera, wolimba womwe umasungunuka m'madzi.
DTAB nthawi zambiri imagwiritsidwa ntchito m'mafakitale ndi ntchito zosiyanasiyana, kuphatikizapo zinthu zosamalira thupi, mankhwala, ndi malo ofufuzira. Itha kugwira ntchito ngati chotsukira, chosakaniza, chothira thovu, kapena chonyowetsa.
Mu zinthu zosamalira thupi, DTAB imapezeka mu shampu, zodzoladzola, sopo, ndi zotsukira thupi. Imathandiza kupanga thovu, kuwonjezera kukhazikika kwa mankhwala, komanso kufalitsa bwino kwa mankhwalawa.
Mu mankhwala, DTAB imagwiritsidwa ntchito popanga njira zosiyanasiyana zoperekera mankhwala, kuphatikizapo ma microemulsions, nanoemulsions, ndi liposomes. Imathandiza kusungunuka kwa mankhwala ndi kukhazikika, kukulitsa kuyamwa kwa mankhwala ndi kugwira ntchito bwino.
Mu malo ofufuzira, DTAB imagwiritsidwa ntchito nthawi zambiri mu maphunziro a zamoyo ndi zamankhwala. Ingagwiritsidwe ntchito pochotsa ndi kuyeretsa mapuloteni a nembanemba, kuchotsa DNA, ndi njira zoperekera majini.
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PMSF CAS:329-98-6 Mtengo wa Wopanga
Phenylmethylsulfonyl fluoride, yomwe imadziwikanso kuti PMSF, ndi mankhwala omwe amagwiritsidwa ntchito kwambiri ngati serine protease inhibitor. Ndi choletsa chosinthika komanso champhamvu chomwe chimagwira ntchito pomangirira ndikusintha malo ogwirira ntchito a serine proteases, ndikuletsa bwino ntchito yawo ya enzymatic. PMSF ndi yothandiza kwambiri pa kafukufuku wa biochemical ndi molecular biology pophunzira kuyeretsa mapuloteni, kuyanjana kwa mapuloteni ndi mapuloteni, ndi proteolysis. Nthawi zambiri imagwiritsidwa ntchito kuteteza mapuloteni kuti asawonongeke panthawi yoyeretsa komanso kuletsa ntchito ya protease mu ma lysates ndi zotulutsa za maselo.
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Ethylenediaminetetraacetic acid dipotassium salt dihydrate CAS:25102-12-9
Ethylenediaminetetraacetic acid dipotassium salt dihydrate, yomwe imadziwikanso kuti EDTA Dipotassium, ndi mankhwala omwe ali ndi formula ya molekyulu K2(C10H14N2O8)·2H2O. Ndi ufa wa kristalo womwe umagwiritsidwa ntchito kwambiri ngati chothandizira chelating, zomwe zikutanthauza kuti umatha kumangirira ku ma ayoni achitsulo. EDTA Dipotassium imadziwika ndi kuthekera kwake kochotsa kapena kuchotsa ma ayoni achitsulo kuchokera ku mayankho, zomwe zimapangitsa kuti ikhale yothandiza m'mafakitale osiyanasiyana, monga kukonza madzi, kukonza chakudya ndi zakumwa, komanso kupanga mankhwala. Imagwiritsidwanso ntchito mu chemistry yowunikira komanso mankhwala chifukwa cha mphamvu zake za chelation yachitsulo.
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Ethylenediaminetetraacetic acid tripotassium salt dihydrate CAS:65501-24-8
Ethylenediaminetetraacetic acid tripotassium salt dihydrate, yomwe imadziwikanso kuti EDTA Tripotassium, ndi mankhwala omwe ali ndi ma potassium ions atatu (K+) pa molekyulu iliyonse, pamodzi ndi mamolekyu awiri amadzi (H2O). EDTA Tripotassium ndi yochokera ku ethylenediaminetetraacetic acid (EDTA) ndipo imagawana katundu ndi ntchito zofanana.
EDTA Tripotassium imagwiritsidwa ntchito makamaka ngati chothandizira chelating, zomwe zikutanthauza kuti imatha kumangirira ku ma ayoni achitsulo ndikupanga ma complexes okhazikika. Nthawi zambiri imagwiritsidwa ntchito kuchotsa ma ayoni achitsulo osafunikira kuchokera ku mayankho, makamaka calcium, magnesium, ndi ma ayoni ena achitsulo cholemera. Mwa kusunga ma ayoni awa, EDTA Tripotassium imatha kuletsa kusokonezedwa kwawo kapena zotsatirapo zoyipa m'njira zosiyanasiyana zamankhwala ndi machitidwe.
Kuwonjezera pa mphamvu zake zoyeretsera, EDTA Tripotassium imapezekanso m'mafakitale osiyanasiyana. Imagwiritsidwanso ntchito kwambiri pochotsa ma ayoni achitsulo cholemera m'madzi, kuonetsetsa kuti madzi ndi otetezeka komanso abwino. Imapezekanso m'makampani opanga zakudya ndi zakumwa ngati chokhazikika komanso chosungira, choletsa kukhuthala kwa okosijeni ndikusunga zakudya zokonzedwa bwino. Kuphatikiza apo, EDTA Tripotassium imagwira ntchito popanga mankhwala, chemistry yowunikira, komanso ngati chida chodziwika bwino chofotokozera.
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Fluorescein Isothiocyante CAS:3326-32-7
Fluorescein isothiocyanate (FITC) ndi utoto wa fluorescent womwe umagwiritsidwa ntchito kwambiri mu kafukufuku wa zamankhwala ndi ntchito zowunikira. Ndi mtundu wa fluorescein womwe wasinthidwa kuti ukhale ndi gulu la isothiocyanate, lomwe limalola kuti ligwirizane ndi mapuloteni, ma antibodies, ndi ma biomolecule ena.
FITC imatulutsa kuwala kobiriwira kowala ikakhudzidwa ndi kuwala kwa kutalika kwa nthawi yoyenera, nthawi zambiri pafupifupi 488 nm. Kuwala kumeneku kumatha kuzindikirika ndikuyesedwa pogwiritsa ntchito njira zosiyanasiyana zojambulira zithunzi, monga fluorescence microscopy, flow cytometry, ndi fluorescence spectroscopy.
Mwa kuphatikiza FITC ndi ma biomolecule ofunikira, ofufuza amatha kutsatira ndikuwona momwe ma biomolecule awa amagawidwira, malo ake, ndi momwe amagwirira ntchito mkati mwa maselo, minofu, kapena zitsanzo zamoyo. Mwachitsanzo, ma antibodies okhala ndi chizindikiro cha FITC angagwiritsidwe ntchito kuzindikira mapuloteni kapena ma antigen enaake mu mayeso a immunofluorescence kapena kusanthula kuchuluka kwa maselo mu kuyesa kwa flow cytometry.
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GSH CAS: 70-18-8 Mtengo wa Wopanga
GSH, kapena glutathione, ndi molekyulu yachilengedwe yoteteza ku ma antioxidants yomwe imapezeka m'thupi. Imagwira ntchito yofunika kwambiri pakusunga magwiridwe antchito abwino a maselo ndipo imagwira ntchito m'njira zingapo zofunika kwambiri pathupi. GSH imathandiza kuteteza maselo ku kuwonongeka kwa okosijeni mwa kuletsa ma free radicals owopsa ndi mitundu ya okosijeni yogwira ntchito. Imathandizanso pakuchotsa poizoni m'thupi mwa kumangirira ndikuchotsa poizoni ndi zitsulo zolemera m'thupi.
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BCA-2Na CAS:979-88-4 Mtengo wa Wopanga
BCA-2Na, yomwe imadziwikanso kuti Bacillus cereus adenosine triphosphate (ATP) bioluminescent assay, ndi mayeso a biochemical omwe amagwiritsidwa ntchito kuzindikira kupezeka kwa ATP mu chitsanzo. ATP ndi molekyulu yomwe imapezeka m'zamoyo zonse ndipo imagwiritsidwa ntchito kwambiri ngati chizindikiro cha kuipitsidwa kwa tizilombo toyambitsa matenda kapena ukhondo. Mayeso a BCA-2Na amagwiritsa ntchito enzyme luciferase kuti ipangitse kuti kuwala kukhalepo pamaso pa ATP. Mphamvu ya kuwala komwe kumachokera imayesedwa ndipo ingapereke kuwunika mwachangu komanso mosamala kwa ntchito ya tizilombo toyambitsa matenda kapena ukhondo m'mafakitale osiyanasiyana, monga kupanga chakudya ndi zakumwa, kupanga mankhwala, ndi kuyesa khalidwe la madzi. Mayeso a BCA-2Na nthawi zambiri amagwiritsidwa ntchito ngati njira yachangu komanso yodalirika yowunikira ukhondo ndi kuwongolera khalidwe.
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GSSG CAS:27025-41-8 Mtengo wa Wopanga
GSSG, yomwe imadziwikanso kuti oxidized glutathione, ndi mtundu wa disulfide wa antioxidant glutathione (GSH). Ngakhale GSH ndi mtundu wochepa komanso wogwira ntchito, GSSG ndi mtundu wochepetsedwa komanso wosagwira ntchito. GSSG imapangidwa pamene GSH imapereka ma elekitironi ake kuti athetse ma free radicals kapena mitundu ina yogwira ntchito. Kusintha kumeneku kumathandiza kuteteza thupi ku kuwonongeka kwa okosijeni. GSSG ikhoza kubwezeretsedwanso ku GSH kudzera mu njira yobwezeretsanso yomwe imagwiritsa ntchito enzyme glutathione reductase. Kuyang'anira chiŵerengero cha GSH ndi GSSG m'thupi ndikofunikira poyesa momwe antioxidant ilili komanso thanzi lonse.
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BCIP Na) 5-Bromo-4-chloro-3-indolyl phosphate disodium salt CAS:102185-33-1
Mchere wa 5-Bromo-4-chloro-3-indolyl phosphate disodium ndi mankhwala opangidwa omwe amagwiritsidwa ntchito kwambiri mu kafukufuku wa biochemical ngati gawo la chromogenic kuti azindikire ntchito ya ma enzymes a alkaline phosphatase. Nthawi zambiri amatchedwa BCIP mwachidule.
Pamene alkaline phosphatase ikugwira ntchito pa BCIP, imadula gulu la phosphate, zomwe zimapangitsa kuti pakhale mtundu wa buluu-wofiirira. Kusintha kwa mtundu kumeneku kumathandiza ofufuza kuona ndi kuyeza kupezeka kwa alkaline phosphatase mu chitsanzo.
BCIP imagwiritsidwa ntchito nthawi zambiri m'njira zosiyanasiyana, kuphatikizapo immunohistochemistry, njira zofufuzira mapuloteni ndi nucleic acid, ndi mayeso a immunosorbent omwe amalumikizidwa ndi enzyme (ELISAs)..
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Iodoacetamide CAS:144-48-9 Mtengo wa Wopanga
Iodoacetamide ndi mankhwala omwe amagwiritsidwa ntchito kwambiri mu kafukufuku wa biochemistry ndi molecular biology. Ndi mankhwala omwe amagwira ntchito ndi thiol omwe amasintha makamaka ma cysteine residues mu mapuloteni popanga covalent bond. Kusintha kumeneku nthawi zambiri kumagwiritsidwa ntchito mu njira zowunikira mapuloteni kuti aletse ma cysteine residues, monga mu maphunziro a proteomics komwe amagwiritsidwa ntchito kulemba ndi kuletsa ma cysteine residues musanagaye mapuloteni ndi kusanthula kwa mass spectrometry. Iodoacetamide imagwiritsidwanso ntchito mu maphunziro a kapangidwe ka mapuloteni komanso popanga ma peptides olembedwa..
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BCIP-Toluidine)5-Bromo-4-chloro-3-indolylphosphate-p-toluidine mchere CAS:6578-06-9
Mchere wa 5-Bromo-4-chloro-3-indolyl phosphate p-toluidine ndi mankhwala omwe amagwiritsidwa ntchito kwambiri mu kafukufuku wa zamoyo zama molekyulu ndi biochemistry. Nthawi zambiri amagwiritsidwa ntchito mu enzyme-linked immunosorbent assays (ELISA) ndi njira zolembera mapuloteni.
Kapangidwe kameneka ndi gawo la alkaline phosphatase, enzyme yomwe imagwiritsidwa ntchito kwambiri mu biology ya mamolekyulu pozindikira kukhalapo kwa mamolekyulu kapena mapuloteni enaake kudzera mu colorimetric kapena chemiluminescent reactions.
Pamene enzyme ya alkaline phosphatase ilipo, imadula magulu a phosphate kuchokera ku mchere wa 5-Bromo-4-chloro-3-indolyl phosphate p-toluidine, zomwe zimapangitsa kuti utoto wabuluu kapena wofiirira upangidwe. Kusintha kwa mtundu kumeneku kumatha kuzindikirika mosavuta ndikuwerengedwa, zomwe zimathandiza kuyeza ntchito ya enzyme kapena kukhalapo kwa mamolekyu omwe akufuna.
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N,N-Dimethyl-1,4-phenylenediamine dihydrochloride CAS:536-46-9
N,N-Dimethyl-1,4-phenylenediamine dihydrochloride ndi mankhwala omwe nthawi zambiri amatchedwa DMPD dihydrochloride. Ndi chinthu cholimba, chopangidwa ndi kristalo chomwe chimasungunuka m'madzi ndi zinthu zina zosungunulira madzi.
DMPD dihydrochloride nthawi zambiri imagwiritsidwa ntchito m'njira zosiyanasiyana zamakemikolo, kuphatikizapo ma oxidation ndi reduction reactions. Itha kukhala gwero la ma elekitironi kapena ngati cholandirira ma elekitironi, zomwe zimapangitsa kuti ikhale yothandiza popanga utoto, mankhwala, ndi zinthu zina zachilengedwe.
Kuwonjezera pa reactivity yake, DMPD dihydrochloride imadziwika ndi mphamvu zake zochepetsera. Ingagwiritsidwe ntchito ngati reductant mu njira zowunikira za chemistry, monga spectrophotometry, komwe imathandiza kuyeza kuchuluka kwa zinthu zina.
