Test Tubes

Marker Gene Technologies, Inc. offers a wide range of high quality products for many areas of life science. We offer several different enzyme substrates covering multiple different detection methods. 

Choose from a number of convenient assay kits designed to help you do great science. We also offer a number of standard fluorophores and fluorescent probes to help with your research.


If you have any questions about our products or would like some help in selecting the best product for your research  get in touch.

5 Items

per page
Set Descending Direction
  1. Indocyanine Green
    Indocyanine Green Please order via

    Product size: 5mg

    Negatively charged dye that forms fluorescent complexes with proteins.

    Learn More

    Product ID: M0286

  2. BODIPY®* 630/650-X, SE equivalent
    BODIPY®* 630/650-X, SE equivalent Please order via

    Product size: 5 mg

    Amine-reactive long wavelength fluorescent probe for labeling lipids and phospholipids Learn More

    Product ID: M4561

  3. DiR (1,1'-Dioctadecyl-3,3,3',3'-tetramethylindotricarbocyanine iodide)
    DiR (1,1'-Dioctadecyl-3,3,3',3'-tetramethylindotricarbocyanine iodide) Please order via

    Product size: 25mg

    Lipophilic near-IR (NIR) fluorescent membrane probe useful for labeling cells for long term analysis. Learn More

    Product ID: M1577

  4. DiD
    DiD Please order via

    Product size: 10mg

    Red fluorescent membrane probe for long term staining of live cells, including neuronal tracing. Also used in fiber optic sensors for detecting K+ using fluorescence energy transfer. Learn More

    Product ID: M1269

  5. 5(6)-Carboxynaphthofluorescein
    5(6)-Carboxynaphthofluorescein Please order via

    Product size: 25mg

    This pH-dependent fluorophore with red fluorescence (EX 598/ EM 668nm at pH 9) has a high pKa (7.6) value. The fluorescence shifts to shorter wavelengths (EX 512/ EM 567nm) at neutral or acidic pH environments. Learn More

    Product ID: M1248

5 Items

per page
Set Descending Direction