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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。
货号 | 产品名称 | CAS号 | 描述 |
CSN18906 | 5(6)-TAMRA SE | 246256-50-8 | 5(6)-TAMRA SE, also called 5(6)-TAMRA NHS, is consist of two parts, the fluorophore 5(6)-TAMRA and the reactive group N-Hydroxysuccinimide (NHS). |
CSN19374 | 3-Cyano-7-Ethoxycoumarin | 117620-77-6 | 3-Cyano-7-ethoxycoumarin is a cytochrome P-450 substrate. |
CSN21114 | H2DCFDA | 4091-99-0 | H2DCFDA is a cell-permeable fluorogenic probe that is useful for the detection of reactive oxygen species (ROS) and the nitric oxide (NO) in neutrophils and macrophages and for the determination of the overall oxidative stress in toxicological phenomena. |
CSN23345 | Ruthenium Red | 11103-72-3 | Ruthenium red is a polycationic stain used to visualize acid polysaccharides on the outer surface of cells and and elastic tissue fibers. |
CSN11997 | Sudan III | 85-86-9 | Sudan III is a lysochrome and diazole dye used for staining lipid. It is less popular than Oil Red O as it has a more orange shade. |
CSN10167 | Hematoxylin | 517-28-2 | Hematoxylin is a deep blue-purple color basic dye which has high affinity to acidic parts of cells, such as the nucleus. |
CSN23656 | Thioflavin T | 2390-54-7 | Thioflavin T is a fluorescent dye for amyloid aggregation assay upon its increases in fluorescence when binding to amyloid. |
CSN16077 | Fast Green FCF | 2353-45-9 | Fast Green FCF dye is used for protein staining in IEF, native PAGE and SDS-PAGE. The stained gel can be scanned at 625 nm. |
CSN23853 | DFHBI 1T | 1539318-36-9 | DFHBI is a small molecular, fluorescence of which can be switched on when it bind to Broccoli RNA aptamer. |
CSN27636 | IR-783 | 115970-66-6 | IR-783 can be used as a starting material in the synthesis of IR-808 dye for biological applications. |
CSN11419 | Methylene Blue | 61-73-4 | For Methylene Blue is a cationic blue stain which can bind to negatively charged substance of cells, it can be used to stain DNA and RNA in cells. Methylene Blue is a common stain for bacteria, cells and nucleus. |
CSN25579 | Orcein (synthetic) | 1400-62-0 | Orcein is a weakly acidic orange-red fluorochrome and is mainly required for the staining of elastic tissue, as well as for detecting hepatitis B antigen. |
CSN27128 | Safranine T | 477-73-6 | Safranine T (Safranin O) is a metachromatic, cationic dye. |
CSN25369 | Fluorescein | 2321-07-5 | Fluorescein dye is the most commonly used fluorescent probe. It is used to stain epithelial defects and analyse the integrity of corneal epithelium. |
CSN26941 | Fluorescein sodium salt | 518-47-8 | Fluorescein sodium salt has been used as a solute to study microvessel permeability. |
CSN12373 | TMB | 54827-17-7 | TMB (3,3 ,5,5 -Tetramethylbenzidine) is a widely used chromogen for HRP-based detection systems, such as WB and ELISA. After its reaction with peroxidase, a soluble blue reaction product is obtained. |
CSN19319 | TMB 2HCl | 64285-73-0 | TMB (3,3 ,5,5 -Tetramethylbenzidine) is a widely used chromogen for HRP-based detection systems, such as WB and ELISA. After its reaction with peroxidase, a soluble blue reaction product is obtained. |
CSN10103 | Phenolphthalein | 77-09-8 | Phenolphthalein is an acid-base indicator. |
CSN21739 | Monochlorobimane | 76421-73-3 | Monochlorobimane is widely used to determine GSH in living cells. |
CSN10957 | FITC | 3326-32-7 | FITC (Fluorescein Isothiocyanate) is a yellow-orange powder with a maximum excitation wavelength of 494 nm. |