核酸

Cy5.5 (Cyanine 5.5) 是一种发近红外（NIR）荧光的花青素荧光染料，常应用于小动物活体体内成像。 Cy5.5可以用来标记蛋白，抗体，多肽，核酸分子，纳米粒等化合物。

CY7 (Sulfo-Cyanine7) 是一种荧光标记试剂 (Ex=750 nm，Em=773 nm)。Cyanine 染料可用于标记抗体，蛋白质，肽，寡聚核苷酸等。

DFHO 是一种激发后可散发黄色荧光的 Corn 同源配体，用于活细胞中 RNA 的成像。

CY5-N3 (Sulfo-Cyanine5-azide) 是一种含有叠氮化物基团的花青素荧光染料。CY5-N3 用于细胞成像、组织成像和体内成像等。

Sulfo-Cy5.5是一种近红外荧光染料 (Ex=673 nm, Em=707 nm)，可用于标记生物分子，如肽，蛋白质和寡核苷酸[2]。

Thiazole Orange 是不对称的花青素染料，能够与寡核苷酸偶联，制备荧光杂交探针。它可用于分析网织红细胞。

1,8-Diazafluoren-9-one (DFO) 是一种用于使在多孔表面上，能够发现指纹的化学物质。

CY3 (Sulfo-Cyanine3) 是传统的蛋白质和核酸的橙色荧光标记物(λex=554, λem=568)。

Acridine Orange base是一种细胞通透性荧光染料，能够与细胞中的DNA和RNA结合并发出不同颜色的荧光。它与双链DNA结合时发出绿色荧光（激发波长488 nm，发射波长520-524 nm），而与单链DNA或RNA结合时则发出红色荧光（激发波长457 nm，发射波长630-644 nm），可用于细胞周期分析和检测细胞凋亡。

6-ROX (6-Carboxy-X-rhodamine) 是寡核苷酸的荧光标记物，其激发波长为514nm，发射波长为525nm。它是耦合至5-FAM 的受体，在FRET 成像中作为供体。

CY3-YNE (Sulfo-Cyanine3-alkyne) 是一种被生物标记基团炔烃标记的染料, 可以用来标记蛋白，抗体，多肽，核酸分子，纳米粒（Ex Em ：554 566nm）。

Pyronin Y (Pyronine G) 是一种可插入 RNA 的阳离子染料，可以靶向包括 RNA，DNA 和细胞器的细胞结构。它能够与双链核酸(尤其是 RNA) 形成荧光复合物，半定量分析细胞 RNA。它可用于活细胞中核糖核蛋白复合物的特定 RNA 亚种的鉴定。

Dabcyl acid (DABCYL) 是一种最早的深色荧光猝灭剂。

Resorufin (NSC-12097) 是高荧光的粉红色染料，可用于 ROS RNS 和第二种分析物的检测。

1-Methyl-7-nitroisatoic anhydride (1M7) 是一种能够检测局部核苷酸的试剂。

CY5 triethylamine salt 是一种水溶性染料，激发光波长（nm）:649，发射波长（nm）：670。

IR-783 是一种七次甲基花青荧光探针，用于肿瘤细胞的体内成像，分别显示 776 798 nm 的激发 发射值。

Dithiazanine iodide (Netocyd) 是一种苯并噻唑。它已被用作抗虫剂。它作为纳米颗粒在治疗胶质母细胞瘤方面也很有效。

5-FAM SE 是单一异构体，是用于标记肽、蛋白质和核苷酸的荧光标记试剂。它能够与胺反应，产生稳定的胺结合物。

CY7-SE Triethylamine (477908-53-5(free acid) ) 是一种荧光标记剂（Ex=700-770 nm，Em=790 nm），用于标记蛋白质、肽、抗体和寡核苷酸。

3,6-Dichlorotrimellitic anhydride 是一种能够制备多种二氯化荧光素和罗丹明 (如TET 和HEX) 的关键性前体试剂，其中氯化荧光素和罗丹明普遍用于寡核苷酸和DNA 测序的标记。

1) Non-toxicity: belong to flower-stem dye, easy to biodegrade, no carcinogenic toxicity. 2) High sensitivity: at least 100pg ssDNA or RNA can be detected, which is 25 ~ 100 times higher than EB staining. 3) High SIGNal-to-noise ratio: the sample fluorescence signal is strong, while the background signal is low. 4) Simple operation: like EB, the dye does not degrade in the prefabricated gel and electrophoresis process;The dyeing process after electrophoresis takes only 30 minutes without decoloring or washing, and can be observed directly with ultraviolet gel transmission or visible light transmission.

Sulfo-Cy5.5 Trifluoroacetate 是一种氰基染料，非常适用于无创体内近红外成像，适用于需要低荧光背景的应用。

Cy7.5 (Cyanine 7.5) 是一种发近红外（NIR）荧光的花青素荧光染料。Cy7.5 常用于用于荧光蛋白免疫印迹和活体动物成像。

CY5-SE triethylamine salt (Fluorolink Cy5 triethanolamine salt) 是一种用于标记肽, 蛋白质, 寡核苷酸的氨基基团的反应染料 (Ex=649 nm; Em=670 nm)。

CY3-SE (Sulfo-Cy3 NHS ester) is a reactive dye for the labeling of amino-groups in the soluble proteins, peptides, and oligonucleotides DNA (Excitation: 555 nm, Emission: 570 nm).

Sulfo-Cyanine7 is an improved analog of Cy7 fluorophore with quantum yield improved by 22%, and higher photostability. This fluorescent dye is especially useful for NIR imaging.

5(6)-ROX, a nucleic acid fluorescent label, serves as a reference dye in real-time polymerase chain reaction (PCR) applications.

Cy5.5 diacid is commonly used in biomolecular labeling, fluorescence imaging and other fluorescence biological analysis. Cy5.5 dyes and their derivatives are widely used to label polypeptides, proteins and nucleic acids.

Cy2 is a cyanine dye used for labeling amino groups in oligonucleotides, peptides, and proteins (λ excitation: 488 nm; λ emission: 520 nm).

CY5-YNE (Sulfo-Cyanine5-alkyne) is a reactive dye used for labeling amino groups in oligonucleotides, peptides, and proteins.

Cy5.5 diacid, SE is commonly used in biomolecular labeling, fluorescence imaging and other fluorescence biological analysis. Cy5.5 dyes and their derivatives are widely used to label polypeptides, proteins and nucleic acids.

Celfinder is a new kind of nucleic acid dye, which has the advantages of safety and sensitivity, and can be used as a dye for various kinds of nucleic acid electrophoresis.Unlike EB, which is highly carcinogenic, Celfinder is a flower-like dye with low to

CY7-SE (Sulfo-Cyanine7 Succinimidyl Ester) 是一种荧光标记试剂 (Ex=700-770 nm，Em=790 nm)。Cyanine 染料可用于标记蛋白质，肽，抗体，寡聚核苷酸等。

Cy5.5-SE is a cyanine dye, labeling amino-groups in oligonucleotides, peptides, and proteins.

Cy3.5 diacid is commonly used in biomolecular labeling, fluorescence imaging and other fluorescence biological analysis. Cy3.5 dyes and their derivatives are widely used to label polypeptides, proteins and nucleic acids.

Cyanine 3 Tyramide (Tyramide-Cy3), an orange fluorescent dye, serves as a reporter fluorescent substrate in horseradish peroxidase (HRP)-catalyzed deposition for signal amplification in immunoassays and in situ nucleic acid hybridization.

5-Propargylamino-ddCTP is a nucleoside molecule utilized in the synthesis of cyanine dye-nucleotide conjugate, which finds application in nucleic acid labeling and sequence analysis.

Cy3 diacid is often used in biomolecular labeling, fluorescence imaging and other fluorescence biological analysis.They are widely used in polypeptides, proteins, nucleotides and so on.

ICG-carboxylic acid is a fluorescent probe in the near-infrared (NIR) range. It is derived from indocyanine green (ICG), a commonly used fluorescent dye in medical diagnostics. ICG exhibits a peak absorption at 800 nm, allowing it to efficiently absorb energy from near-infrared lasers and release heat within the dyed tissue.

DIBA-Cy5 是一种 DIBA 荧光拮抗剂，由 DIBA-炔结合 Cyanine5 荧光团 (Cy5) 和聚乙二醇 (PEG) 生物分子组成。DIBA-Cy5 可以作为荧光配体，适合通过点击化学附着探针。DIBA-Cy5 对 type-2mAChR(M2R) 具有很高的结合亲和力 ( Kd=1.80 nM)，可直接染色小鼠窦房结的 M2R 受体。

7-Hydroxy-4-methyl-2(1H)-quinolone (compound 2b) 是一种荧光产物，主要用于检测 DNA 损伤的羟基自由基。储存时需避光。

Cy7 cadaverine is commonly used in biomolecular labeling, fluorescence imaging and other fluorescence biological analysis. Cy7 dyes and their derivatives are widely used to label polypeptides, proteins and nucleic acids.

5-Propargylamino-ddUTP is a nucleoside molecule employed for the synthesis of cyanine dye-nucleotide conjugates, commonly used in nucleic acid labeling and sequence analysis.

Sulfo-Cyanine5.5 is a water soluble cyanine dye for far red NIR applications such as in vivo imaging. The dye possesses four sulfonate groups that render it highly hydrophilic and water soluble. As well as other cyanines, sulfo-Cyanine5.5 has an outstanding extinction coefficient that makes it a bright fluorescent label for the far red region.

Methyl Green 为有效荧光染料，用于细胞与电泳凝胶DNA染色，能通过显微镜与流式细胞术直接测定活性，活性峰值位于633及677 nm。储存应避光。

TO-PRO 1, 一种DNA结合荧光染料, 通过附着于Feraheme (FH)纳米颗粒 (NP)表面实现荧光染料功能化的NP。该染料通过嵌入结合DNA, 主要用于标记坏死细胞。储存要求：避光。

Cy3, ethylenediamine is a reactive dye used to label carboxyl groups of biological molecules. This reagent can be used to label dissolved proteins, peptides and oligonucleotides DNA