EnzyLight™ Cytotoxicity Assay Kit

Overview

For rapid, bioluminescent luciferin/luciferase based assay for cell viability, proliferation, cytotoxcity and high-throughput screen for anticancer agents. The assay uses Luminescence for signal readout. Compatible sample input includes Cells. Typical stated assay timing is 2 min.

Key elements and design rationale

• Readout format: Luminescence supports plate-based signal acquisition and consistent comparison across matched samples.
• Sample compatibility: The stated sample scope includes Cells, which is useful when aligning matrix type with calibration and control design.
• Analytical range context: The supplied specifications include a stated detection limit of 50 cells for interpreting low-signal samples.
• Feature emphasis: Safe. Non-radioactive assay (cf. 3H-thymidine incorporation assay).

Additional feature notes highlight Sensitive and accurate. As low as 50 cells can be quantified; Homogeneous and convenient. “Mix-incubate-measure” type assay. No wash and reagent transfer steps are involved. Available format information for this listing includes 100 Tests.

Biological background

This product is centered on measurement of enzylight cytotoxicity within the matrices described for the assay. In practice, datasets from this type of format are typically interpreted by comparing relative signal, activity, or abundance across matched control and experimental groups rather than relying on a single value in isolation. Careful alignment of sample matrix, incubation window, and calibration strategy is important when comparing results across plates, operators, or study days.

More details

Adenosine 5’-triphosphate (ATP) is the chemical energy for cellular metabolism and is often referred to as “energy currency” of the cell. ATP is produced only in living cells during photosynthesis and cellular respiration and consumed in cellular processes including biosynthetic reactions, motility and cell division. It is a key indicator of cellular activity and has been utilized as a measure of cell viability and cytotoxicity in research and drug discovery. BioAssay Systems’ EnzyLight™ Cytotoxicity Assay Kit provides a rapid method to measure intracellular ATP, cell viability and cytotoxicity. The single working reagent lyses cells to release ATP, which, in the presence of luciferase, immediately reacts with the Substrate D-luciferin to produce light. The light intensity is a direct measure of intracellular ATP concentration and hence number of living cells. This non-radioactive, homogeneous cell-based assay can be conveniently performed in microplates. The reagent is compatible with all culture media and liquid handling systems for high-throughput screening applications in 96-well and 384-well plates.

Detection method

Luminescence.

Detection limit and analytical sensitivity

Reported detection limit: 50 cells.

Procedures and timing

Stated procedure or timing information: 2 min.

Research relevance and current trends

• Plate-based quantification and side-by-side group comparison remain central use cases for this assay format.
• The product notes emphasize multi-sample throughput, making it relevant for screening-oriented and larger batch comparison studies.
• The description supports intervention-focused study designs in which researchers compare baseline and perturbed conditions.

Common research applications

• Quantify cell viability or cytotoxicity in cultured cells by Luminescence readout.
• Compare dose-response effects of compounds across treated cell-culture wells.
• Monitor cytotoxicity time-courses after toxin, detergent, or drug exposure in culture.

Interpretation is usually strongest when signal changes are assessed alongside matrix-matched controls, replicate agreement, and the assay's stated analytical window.

Notes for experimental interpretation

• Matrix composition, background signal, and sample handling can influence apparent response; compare like-with-like whenever possible.
• Use appropriate blanks, controls, and replicate wells to distinguish biological differences from plate, reagent, or handling variability.

For laboratories requiring additional technical capacity, we provide scientific support services including assay execution, method guidance, product sourcing, and customization to align the assay with specific experimental objectives. If you need assistance selecting the appropriate kit configuration, adapting the workflow to your application, or identifying related research services, please click Talk to a Scientist, email support@biohippo.com, or review our Research Services; a member of our scientific team will follow up with recommendations tailored to your study.