Propidium iodide (PI) is a membrane-impermeant nucleic acid intercalator. The dye is commonly used to selectively stain dead cells in a cell population and also used as a counterstain in multicolor fluorescent imaging.

The AccuGreen™ High Sensitivity dsDNA Quantitation Kit is designed for use with handheld fluorometers such as the Qubit® fluorometer from Thermo Fisher. The AccuGreen™ kit is specific for dsDNA, and can quantify DNA samples in the range of 0.01-10 ng/uL.

ViaFluor® SE Cell Proliferation Kits use amine-reactive dyes to covalently label the cell cytoplasm, and are used to monitor cell division by flow cytometry. The dyes also can be used to stably label cells to image cell morphology, or to track cell populations in mixed co-culture experiments.…

AccuOrange™ Protein Quantitation Kit is a highly sensitive fluorescence-based assay for quantitating purified protein samples in 96-well format (excitation/emission = 480/598 nm). The detection range of the assay is 0.1-15 ug/mL protein.

NucView® 488 Caspase-3 substrate is a novel cell membrane-permeable fluorogenic caspase substrate designed for detecting caspase-3 activity within live cells in real time.

The AccuBlue® Broad Range dsDNA Quantitation Kit is designed for use with fluorescent plate readers in a 96-well microplate format. The AccuBlue® Broad Range Kit is specific for dsDNA, and can quantify DNA samples in the range of 0.2-100 ng/uL.

PMA (propidium monoazide) dye is a DNA modifier invented by scientists at Biotium. It is a photo-reactive DNA-binding dye that is useful for determination of microbial viability by qPCR.

Resazurin Cell Viability Assay offers a simple, rapid, reliable, sensitive, safe and cost-effective measurement of cell viability. This kit performs at least as well as other commercial resazurin-based cell proliferation assay kits such as alamarBlue® or CellTiter-Blue®.

GelRed® is an ultra sensitive, extremely stable and environmentally safe fluorescent nucleic acid dye designed to replace the highly toxic ethidium bromide (EB) for staining dsDNA, ssDNA or RNA in agarose gels or polyacrylamide gels. GelRed® is far more sensitive than EB without requiring a…

Phalloidin conjugates are actin filament stains for fixed and permeabilized cells. CF® dye phalloidin conjugates consist of the mushroom toxin phalloidin labeled with our superior bright and photostable CF® fluorescent dyes.

Anhydrous DMSO (dimethyl sulfoxide; methyl sulfoxide) is recommended for preparing stock solutions of AM ester dyes, reactive dyes and other related moisture-sensitive products.

Forget-Me-Not™ EvaGreen® qPCR Master Mix is a high performance, hot-start EvaGreen® dye-based master mix for use in real time PCR applications and DNA melt curve analysis. Forget-Me-Not™ master mix has a light blue master mix color which helps prevent pipetting mistakes, saving time and reagents.…

Firefly luciferase is widely used as a reporter for studying gene regulation and function, and for pharmaceutical screening. Biotium’s Steady-Luc™ HTS assay system is a homogeneous firefly luciferase reporter gene assay kit with a half-life of about 3 hours for the quantification of…

EvaGreen® dye is a green fluorescent nucleic acid dye with features that make the dye useful for several applications including qPCR and DNA melt curve analysis, real-time monitoring of thermophilic helicase-dependent amplification (tHDA), and capillary gel electrophoresis.

XTT Cell Viability Assay Kit provides a simple method for determining live cell numbers using standard photometric microplate readers. Determination of live cell numbers is often used to assess the rate of cell proliferation and to screen cytotoxic agents.

AM1-43 is a fixable, activity-dependent fluorescent nerve terminal probe. AM1-43 functions similarly similarly to SynaptoGreen C4 (catalog # 70020), but with the additional property of being fixable.

Mix-n-Stain™ antibody labeling kits are a revolutionary antibody labeling technology that allows you to label your antibody with biotin or one of our superior CF® dyes in 30 minutes without a purification step. The labeling procedure tolerates many common buffer components and antibody…

Acridine orange (AO) stains dsDNA green (525 nm) and RNA or single stranded DNA red (650 nm).The dye is membrane-permeant and its nucleic acid binding property has been used for cell-cycle studies.

Lumitein™ is a luminescent dye designed for detecting proteins in SDS polyacrylamide (SDS-PAGE) gels. It can also be used to detect proteins in native PAGE gels after an additional SDS incubation step. The stain combines excellent sensitivity, exceptional user-friendliness and compatibility…

This product is prepared by labeling highly cross-adsorbed donkey anti-human IgG (H+L) with a selection of our bright and photostable CF® dyes. To minimize cross-reactivity, the antibody has been adsorbed against bovine, chicken, goat, guinea pig, Syrian hamster, horse, mouse, rabbit, sheep and…

CellBrite™ Cytoplasmic Membrane Labeling Kits are designed to label cell cytoplasmic membranes with fluorescent dyes, available in blue, green, orange, and red. The labeling is stable and nontoxic, suitable for long-term tracking of cells.

XTT (2,3-Bis-(2-Methoxy-4-nitro-5-sulfophenyl)-2H-tetrazolium-5-carboxanilide, disodium salt) is a tetrazolium derivative used widely in cell viability and proliferation testing. The material is readily reduced in viable cells to a highly water-soluble orange colored product (λ= 475 nm).

The Apoptosis & Necrosis Quantification Kit provides a convenient assay for quantifying apoptotic (green) and necrotic (red) cells within the same cell population by flow cytometry or fluorescence microscopy.

Mini Cell Scrapers for harvesting cells or cell lysates from 96-, 48- and 24-well plates. Features: Size: 0.5 cm (3/16″) in width and 6 cm (2 3/8″) in length. Packaged in 20 sterile packs of 10 scrapers per pack. Polyethylene, disposable & sterile.

The CF® dye TUNEL Assay Apoptosis Detection Kit employs dUTP conjugated to the exceptionally bright and photostable fluorescent dyes, for single step fluorescent TUNEL labeling of fixed cells or tissues for analysis by fluorescence microscopy or flow cytometry.

Forget-Me-Not™ EvaGreen® qPCR Master Mix (2-Color Tracking) is a hot-start EvaGreen® dye-based master mix for use in real time PCR applications and DNA melt curve analysis. Forget-Me-Not™ features a unique combination of a master mix containing a low concentration of blue dye, plus a DNA template…

10X Fish Gelatin Blocking Agent is a solution of cold water fish skin gelatin that can be added to blocking buffers to minimize non-specific antibody binding in immunodetection procedures such as Western Blotting and immunostaining. Unlike BSA or milk, fish gelatin does not contain IgG or serum…

Fast Evagreen® qPCR Master Mix is a PCR reagent suitable for qPCR using a fast cycling protocol. The reagent system uses two of our breakthrough PCR technologies, Evagreen® qPCR dye and Cheetah™ Taq hotstart DNA polymerase, to deliver superior results when compared to other commercial…

Cheetah™ Taq is a chemically modified hot-start Taq DNA polymerase useful for preventing or reducing nonspecific DNA amplification in PCR. Modified using a novel modifying reagent, Cheetah™ Taq represents a major improvement upon AmpliTaq® Gold by having a faster activation time and…

NucView® 488 Caspase-3 Substrate is a novel cell membrane-permeable fluorogenic caspase substrate designed for detecting caspase-3/7 activity within live cells in real time.

A widely used red fluorescent dye for following synaptic activity by staining synaptic vesicles at the synapse or neuromuscular junctions. When used in combination with the green fluorescent dye SynaptoGreen™, synapses or neuromuscular junctions can be imaged independently in two colors.…

ATP-Glo™ Bioluminometric Cell Viability Assay offers a highly sensitive assay for quantifying ATP. The homogeneous assay procedure involves a single addition of ATP-Glo™ Detection Cocktail directly to cells cultured in a serum-supplemented medium.