2. Fluorescent Dye
  3. Histological Analysis
  4. Histochemistry
  5. Histochemistry Dyes

Histochemistry Dyes

Histochemistry Dyes (184):

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Cat. No. Product Name CAS No. Purity Chemical Structure
  • HY-D0218
    Thioflavin T 2390-54-7 98.45%
    Thioflavin T is a cationic Benzothiazole dye that shows enhanced fluorescence upon binding to amyloid in tissue sections.
    Thioflavin T
  • HY-D0972
    Thioflavine S 1326-12-1
    Thioflavine S is a fluorescent histochemical marker of dense core senile plaques. Thioflavine S can be used for Alzheimer's research.
    Thioflavine S
  • HY-103311
    Ruthenium red 11103-72-3
    Ruthenium red (Ammoniated ruthenium oxychloride) is a polycationic dye widely used for electron microscopy (EM) of cells, tissues and vegetative bacteria. Ruthenium red strongly reacts with phospholipids and fatty acids and binds to acidic mucopolysaccharides. Ruthenium red is a L-type calcium current (ICa) blocker.
    Ruthenium red
  • HY-15930
    TMB 54827-17-7 99.95%
    TMB is a non-toxic, non-mutagenic, colorless dye that is also used as a chromogenic agent in enzyme detection systems based on horseradish peroxidase (HRP). TMB can function as a photoacoustic probe for reactive oxygen and nitrogen species (ROS/RNS), reacting with hypochlorite, hydrogen peroxide, singlet oxygen, and nitrogen dioxide to produce blue oxidation products. TMB can detect the singlet oxygen produced by the outer membrane of Escherichia coli ATCC 25922.
    TMB
  • HY-D0505
    Eosin Y 15086-94-9 99.42%
    Eosin Y (Acid Red 87 free base) is a soluble acid red dye molecule. Eosin Y has a wide application in organic synthesis as a photoredox catalyst.
    Eosin Y
  • HY-D0915
    Brilliant Blue FCF 3844-45-9 ≥98.0%
    Brilliant Blue FCF is an aromatic hydrocarbon, a synthetic dye produced from petroleum and used as a colorant for food and other substances. The solution has a maximum absorption at 628 nm.
    Brilliant Blue FCF
  • HY-D0236
    Congo Red 573-58-0
    Congo Red is an azo dye. Congo Red (CR) binding been used as a diagnostic test for the presence of amyloid in tissue sections.
    Congo Red
  • HY-D1491A
    Fast Red Violet LB Zinc chloride 99.17%
    Fast Red Violet LB Zinc chloride is a stain that stains tartrate-resistant acid phosphatase (TRAP) and Fast Red Violet LB Zinc chloride can be used to stain alkaline phosphatase (ALP) activity.
    Fast Red Violet LB Zinc chloride
  • HY-100575
    Acriflavine 8048-52-0 ≥98.0%
    Acriflavine (Acriflavinium chloride) is a fluorescent acridine dye that can be used to label nucleic acid. Acriflavine is an antiseptic agent. Acriflavine is a potent HIF-1 inhibitor that prevents the dimerization of HIF-1α and HIF-1β subunits. Acriflavine inhibits the interaction between monocarboxylate transporter 4 (MCT4) and Basigin. Acriflavine is used in cancer research, such as breast cancer, brain tumor and chronic myeloid leukemia. Acriflavine is a potent papain-like protease (PLpro) inhibitor, which inhibits SARS-CoV-2.
    Acriflavine
  • HY-N0116
    Hematoxylin 517-28-2 98.28%
    Hematoxylin (Natural Black 1), a naturally occurring flavonoid compound derived from Caesalpinia sappan Linn.. Hematoxylin is a nuclear stain in histology and is also a potent Aβ42 fibrillogenesis inhibitor with an IC50 of 1.6 μM.
    Hematoxylin
  • HY-D0939
    Direct Blue 1 2610-05-1
    Direct Blue 1 (Chicago Sky Blue 6B) is a complex dye for background autofluorescence in immunofluorescence histochemistry. Direct Blue 1 is a potent and competitive VGLUT inhibitor. Direct Blue 1 can inhibit the Aβ-binding small molecule PrP ligand. Direct Blue 1 has anti-inflammatory activity.
    Direct Blue 1
  • HY-D0001
    Alcian Blue 8GX 33864-99-2
    Alcian Blue 8GX is a commonly used phthalocyanine dye that binds to glycoproteins and glycosaminoglycans. Alcian Blue 8GX has a wide range of applications in biological staining, including proteins in brain tumors and DNA in cells and tissues.
    Alcian Blue 8GX
  • HY-D1122
    Janus green B 2869-83-2 98.75%
    Janus green B is a supravital stain. Janus green B staining reaction is oxygen dependent, and is reversibly inhibited by cyanide. Janus green B has been used for staining peripheral nerves in live insects, lymphatic vessels of rabbits and mitochondria.
    Janus green B
  • HY-B1571
    Bromophenol blue 115-39-9
    Bromophenol blue is an acid phthalein dye, and it is used as a tracking dye for electrophoresis. Bromophenol blue is also used as a pH indicator, with a transition range of pH 3 to 4.6. Bromophenol blue is used as a sensor for the determination of several compounds including ammonia, drugs, proteins and amino acids. The binding of Bromophenol blue to proteins is accompanied by the appearance of a strong absorbance at 610 nm.
    Bromophenol blue
  • HY-D0006
    Bathophenanthroline 1662-01-7 99.76%
    Bathophenanthroline is a nitrogen-containing organic ligand that can form stable complexes with transition metal ions such as Ru2+. In proteomics, Bathophenanthroline is often used for in-gel protein staining. The negatively charged sulfonic acid groups of Bathophenanthroline interact electrostatically with the positively charged amino acid residues of proteins, thereby achieving specific binding to proteins and enhancing the fluorescent signal of detection. Bathophenanthroline can be used for protein separation and detection in SDS-PAGE gels in the field of proteomics, as well as other fluorescence studies[1]. Ex/Em=532 nm/610 nm[1].
    Bathophenanthroline
  • HY-D0256
    Direct Black 38 1937-37-7
    Direct Black 38 (Chlorazol Black E) is a benzidine-based azo dye, a substrate of Enterococcus gallinarum, and is mainly used for textile dyeing. Direct Black 38 is biodegradable after being reduced by microbial enzymes (such as Enterococcus gallinarum azoreductase), breaking the azo bonds and releasing benzidine and 4-aminobiphenyl. Direct Black 38 can be used in environmental toxicology, wastewater treatment and carcinogenicity studies, but its metabolite benzidine is listed as a human carcinogen.
    Direct Black 38
  • HY-D0987
    Stains-All 7423-31-6 99.91%
    Stains-All, a cationic carbocyanine dye, is a convenient probe to study the structural features of the individual calcium-binding sites of calmodulin (CaM) and related calcium-binding proteins (CaBP).
    Stains-All
  • HY-D0893
    NSP-SA-NHS 199293-83-9 99.72%
    NSP-SA-NHS is an acridinium ester that can be used for chemiluminescent immunoassay. A rapid and sensitive chemiluminescent immunoassay of Bisphenol A (BPA) with NSP-SA-NHS-labeled has been developed.
    NSP-SA-NHS
  • HY-101900
    Nile Blue A sulfate 3625-57-8 ≥98.0%
    Nile Blue A (Nile blue sulfate) is used to differentiate melanins and lipofuscins. It is also useful for staining fats and preparation of an amperometric glucose sensor.
    Nile Blue A sulfate
  • HY-B0961
    Merbromin 129-16-8
    Merbromin is a mixed inhibitor of the 3-chymotrypsin-like protease (3CLpro) of SARS-CoV-2, with an IC50 of 2.7 μM. Merbromin effectively inhibits the replication of the Zika virus (ZIKV) and shows anti-ZIKV activity by inhibiting ZIKVpro. Merbromin can also be used as a topical disinfectant for cuts and scrapes, and it serves as a biological dye.
    Merbromin
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