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染料及荧光试剂

染料及荧光试剂

生物染料是能与细胞组成物质,例如DNA,蛋白质,脂质以及糖等,选择性结合、从而区分细胞内结构的特殊物质。其中,部分染料在特定波长激发光的照射下,能够产生荧光,因而被称为荧光染料。在生物学上,染料常被用于生物体标识,例如标记细胞分布,细胞器,蛋白质等。

CSNpharm为广大科研工作者提供种类丰富的染料和荧光染料,用于标识核酸,蛋白质,氨基酸,细胞器,特殊细胞类群,特定组织等。例如JC-1可用于线粒体膜电位检测,Sulforhodamine 101可用于星型胶质细胞标记,D-Luciferin potassium salt可用于动物活体成像。

产品列表

货号 产品名称 CAS号 描述
CSN27836 Calcein AM 148504-34-1

Calcein AM is a non-fluorescent molecule which is freely permeable to the plasma membrane of viable cells. Upon cleavage of the lipophilic blocking gr

CSN21917 Propidium iodide 25535-16-4

Propidium iodide (PI) is a red-fluorescent nuclear and chromosome counterstain which can bind to double stranded DNA by intercalating between base pai

CSN11155 Hoechst 33258 3HCl 23491-45-4

Hoechst 33258 3HCl is a widely used nucleic acid stain which can bind to minor-groove of dsDNA and emit blue fluorescence. It is similar to Hoechst 33

CSN18517 Hoechst 33342 3HCl 875756-97-1

Hoechst 33342 3HCl is a widely used nucleic acid stain which can bind to minor-groove of dsDNA and emit blue fluorescence. It is similar to Hoechst 33

CSN18148 Hoechst 34580 23555-00-2

Hoechst 34580 is a widely used nucleic acid stain which can bind to minor-groove of dsDNA and emit blue fluorescence. It is similar to Hoechst 33258 a

CSN12409 WST-8 Sodium 193149-74-5

WST-8 is a water-soluble tetrazolium salt can be reduced by NADH in good yields at neutral pHs in the presence of 1-methoxy PMS to produce the corresp

CSN12440 MTT 298-93-1

MTT can be reduced by metabolically active cells, in part by the action of dehydrogenase enzymes, which results intracellular purple formazan solubili

CSN24508 Sulforhodamine B 3520-42-1

The protein dye sulforhodamine B (SRB) could bind electrostatically and pH dependent on protein basic amino acid residues of trichloroacetic acid–fixe

CSN21697 JC-1 47729-63-5

JC-1 works as a mitochondrial potential indictor. In intact mitochondria with membrane potential, the polymeric form of JC-1 at high concentration sho

CSN21857 Tetramethylrhodamine Methyl Ester Perchlorate 115532-50-8

Tetramethylrhodamine Methyl Ester (TMRM) is a fluorescent lipophilic cation which can accumulate rapidly and reversibly in the mitochondria of living

CSN21865 Tetramethylrhodamine Ethyl Ester Perchlorate 115532-52-0

Tetramethylrhodamine Ethyl Ester (TMRE) is a fluorescent lipophilic cation which can accumulate rapidly and reversibly in the mitochondria of living c

CSN27837 Rhodamine 123 62669-70-9

Rhodamine 123, similar with TMRE and TMRM, is a fluorescent lipophilic cation which can accumulate rapidly and reversibly in the mitochondria of livin

CSN27843 Sulforhodamine 101 60311-02-6

Sulforhodamine 101 is a water-soluble, nonfixable red fluorescent dye used to label astrocytes in vitro and in vivo. λex 586

CSN17270 Methoxy-PMS 65162-13-2

1-methoxyPMS is a photochemically stable electron mediator between NAD(P)H and tetrazolium dyes.{{Nakamura S, Arimura K, Ogawa K, Yagi T. Use of 1-met

CSN11033 Fluorescamine 38183-12-9

Fluorescamine is not fluorescent itself, but reacts with primary amines at alkaline pH to yield highly fluorescent products with Ex=365 nm and Em=470

CSN16244 CY5-SE 146368-14-1

CY5-SE, also called CY5-NHS, is consist of two parts, the fluorophore CY5 and the reactive groups N-Hydroxysuccinimide (NHS). When proteins conjugated

CSN16242 CY7-SE 477908-53-5

CY7-SE, also called CY7-NHS, is consist of two parts, the fluorophore CY7 and the reactive group N-Hydroxysuccinimide (NHS). When proteins conjugated

CSN16243 CY3-SE 146368-16-3

CY3-SE, also called CY3-NHS, is consist of two parts, the fluorophore CY3 and the reactive group N-Hydroxysuccinimide (NHS). When proteins conjugated

CSN11038 5(6)-FAM SE 117548-22-8

5(6)-FAM SE, also called 5(6)-FAM NHS, is consist of two parts, the fluorophore 5(6)-FAM and the reactive group N-Hydroxysuccinimide (NHS). 5(6)-FAM i

CSN10052 5-FAM SE 92557-80-7

5-FAM SE, also called 5-FAM NHS, is consist of two parts, the fluorophore 5-FAM and the reactive group N-Hydroxysuccinimide (NHS). 5-FAM is a 5-carbox

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