BioAssay Systems

Lateral-flow style test strips for semi-quantitative visual determination of albumin in serum, plasma or urine; instrument-free rapid screening.

Nonsterile clear flat-bottom microplate with lid suitable for optical density assays at wavelengths above ~230 nm in a standard 96-well format.

Cell-based ELISA to determine phosphorylation status of proteins in cultured cells without lysis; fluorescence and absorbance readouts with within-well normalization.

Homogeneous colorimetric kit for high-throughput evaluation of acetylcholinesterase modulators with OD412nm readout; includes protocols for IC50 determinations and solvent tolerance.

96-well colorimetric assay for quantitative determination of aldehyde dehydrogenase activity in biological samples using NADH-coupled detection; homogeneous mix-incubate-measure workflow and provided protocol/SDS.

96-well colorimetric assay to quantify acetaldehyde in biological and food/beverage samples via enzyme-catalyzed conversion and formazan readout; homogeneous and HTS-capable.

Fluorimetric 96-well assay for quantitative determination of adenosine deaminase activity in serum, saliva and other samples; homogeneous mix-incubate-measure format with defined detection limits.

96-well colorimetric assay for alcohol dehydrogenase activity using NADH-coupled detection and tetrazolium reduction, with high-throughput compatibility and defined detection limits.

96-well colorimetric assay measuring antioxidant capacity via ABTS radical decolorization; adaptable to aqueous and ethanol extracts, with rapid incubation and HTS compatibility.

96-well colorimetric assay for acid phosphatase activity using a synthetic substrate and stop reagent with absorbance readout; high-throughput and automatable.

The EnzyFluo Human/Mouse RPS6(S235/236) Phosphorylation ELISA Kit provides a rapid and sensitive assay for measuring the phosphorylated protein pRPS6(S235/236) in cultured cells and normalizes the level of phosphorylation to the total protein content in the same well.

A rapid and sensitive assay for measuring the phosphorylated protein pRB(T821/826) in cultured cells, normalizing phosphorylation level to total protein content in the same well.

ELISA kit for Human/Mouse AKT1 phosphorylation with SKU EAKT1-100.

ELISA kit for Human/Mouse GSK3A phosphorylation with SKU EGSK3A-100.

ELISA kit for Human/Mouse GSK3B phosphorylation with SKU EGSK3B-100.

ELISA kit for Human/Mouse 4EBP1 phosphorylation with SKU E4EBP-100.

ELISA kit for Human SHP2 phosphorylation with SKU ESHP2-100.

ELISA kit for Human/Mouse LKB1 phosphorylation with SKU ELKB1-100.

An improved antioxidant capacity assay based on the reduction of DPPH by antioxidant molecules in a sample, resulting in a drop in absorbance at 517 nm.

Fast and sensitive assay kit for quantitative determination of L-Amino Acids in biological and other samples using colorimetric or fluorimetric methods.

A simple and high-throughput assay for measuring L-Carnitine in urine, serum, plasma, cell lysates, tissue lysates, and food products.

Fast and sensitive assay kit for quantitative determination of L-Amino Acids in biological and other samples using colorimetric or fluorimetric methods.

Quantitative colorimetric and fluorimetric assay kit for the simple and high-throughput determination of uric acid in biological samples.

Assay kit for measuring uric acid levels.

A rapid, bioluminescent luciferin/luciferase-based assay for cell viability, proliferation, cytotoxicity, and high-throughput screen for anticancer agents.

For rapid, quantitative, bioluminescent determination of ATP and evaluation of drug effects on ATP metabolism.

Sensitive and accurate assay kit designed to accurately measure nanogram quantities of plasmid DNA, genomic DNA, cDNA, PCR products, and DNA eluted from gels using Hoechst dye.

Quantitative fluorimetric determination of protein and peptide concentration based on an improved o-phthalaldehyde method.

Assay kit for measuring angiotensin-converting enzyme 1 activity.

For quantitative determination of alkaline phosphatase (ALP) activity using stable 4-methylumbelliferyl phosphate substrate.

Quantitative colorimetric determination of HDL and LDL/VLDL cholesterol using an improved PEG precipitation method and cholesterol esterase/cholesterol dehydrogenase reagent.

pNPP Phosphatase Assay Kit with a size of 1,000 assays.

Assay kit for fluorimetric or colorimetric determination of cholesterol.

Assay kit to measure HDL and LDL/VLDL cholesterol fractions.

Fast and sensitive assay kit for the quantitative determination of D-Amino Acids in biological and other samples using colorimetric or fluorimetric methods.

Fast and sensitive assay kit for the quantitative determination of D-Amino Acids in biological and other samples using colorimetric or fluorimetric methods.

Assay kit for quantitative measurement of D-Lactate.

Assay kit for quantitative determination of D-Mannitol.

DIY kit for mouse antibodies requiring only a primary antibody.

DIY kit for rabbit antibodies requiring only a primary antibody.

Assay kit for screening MMP-1 inhibitors.

Assay kit for screening MMP-9 inhibitors.

A quantitative assay kit designed for the determination of blood brain barrier (BBB) membrane permeability of test compounds.

Rapid, convenient, and semi-quantitative test strips for food and beverage analysis providing results in under 15 minutes with minimal equipment required.

Quick test strips for blood urea nitrogen quantification.

Quick test strips for fecal occult blood detection.

Quantitative colorimetric determination of total antioxidant capacity measuring reduction of Cu2+ to Cu+ by antioxidants.

Quantitative fluorimetric determination of myeloperoxidase peroxidation activity based on an enzyme reaction with hydrogen peroxide that oxidizes the dye reagent to a highly fluorescent product.

A quantitative assay kit for determining xanthine oxidase enzyme activity and evaluating its modulators in cell lysates, serum, and other biological samples.

Sensitive and accurate assay kit for the determination of NAD and NADH and evaluation of drug effects on NAD/NADH metabolism.

Assay kit for the quantitative determination of glycogen and evaluation of drug effects on glycogen metabolism using a single Working Reagent combining enzymatic breakdown and glucose detection in one step.

Sensitive and accurate assay kit for quantitative determination of NADP and NADPH and evaluation of drug effects on their metabolism. Based on a glucose dehydrogenase cycling reaction.

A rapid colorimetric assay kit for the quantitative determination of cytotoxicity based on lactate dehydrogenase released into the cell culture medium.

Simple, direct and high-throughput assays for catalase activity finding wide applications. Directly measures catalase degradation of H2O2 using a redox dye.

A sensitive and convenient assay kit designed for the quantitative determination of glucose and evaluation of drug effects on glucose metabolism in biological, food, and beverage samples.

Designed to accurately measure total, reduced, and oxidized glutathione in biological samples using an enzymatic method that utilizes Ellman’s Reagent (DTNB) and glutathione reductase.

A non-radioactive, colorimetric assay designed to accurately measure glutathione reductase (GR) activity in biological samples utilizing Ellman's method.

Quantitative Colorimetric/Fluorimetric Catalase Determination kit that directly measures catalase degradation of H2O2 using a redox dye.

For quantitative determination of lipid peroxides (thiobarbituric acid reactive substances, TBARS) and evaluation of drug effects on lipid peroxidation.

BioAssay Systems’ Pyruvate Kinase Assay Kit provides a simple, direct and automation-ready procedure for measuring pyruvate kinase activity through colorimetric or fluorimetric determination.

Colorimetric/fluorimetric assay kit for measuring acetaldehyde concentration.

A quantitative fluorescent immunoenzymatic assay kit for measuring NFkB phosphorylation status in cultured cells, normalizing protein phosphorylation to total cellular protein.

A quantitative fluorimetric assay kit for the determination of isocitrate and evaluation of drug effects on its metabolism, utilizing NADPH-coupled fluorescence detection.

Simple, direct and automation-ready procedure for measuring oxaloacetate concentration using colorimetric or fluorimetric methods.

A fluorescent cell-based glucose uptake assay using 2-deoxyglucose for quantitative determination of glucose uptake in whole cells and evaluation of effects of ligands or drugs on glucose transport.

Assay kit for ERK phosphorylation with SKU EERK-100.

Rapid colorimetric determination of citrate synthase activity based on an improved Ellman method, suitable for measuring enzyme activity in cell lysates and tissues.

The EnzyChrom Alanine Transaminase Assay Kit provides a simple, direct and automation-ready procedure for measuring ALT activity in various samples, based on the quantification of pyruvate produced by ALT.

For quantitative determination of free and total sialic acid (NANA) and evaluation of drug effects on its metabolism.

Assay kit for measuring peroxide levels.

The QuantiChrom™ Nitric Oxide Assay Kit is designed to accurately measure NO production following the reduction of nitrate to nitrite using an improved Griess method with an optimized VCl3 reagent.

Quantitative colorimetric kinetic pyruvate dehydrogenase activity determination kit based on the reduction of the tetrazolium salt MTT.

Phosphate assay kit utilizing PiBlue dye.

Phosphate assay kit based on malachite green.

A non-radioactive, homogeneous fluorescence-based assay kit designed for the evaluation of drugs and screening of potential inhibitors to trypsin proteases.

A generic fluorimetric high-throughput kinase assay kit providing a simple and rapid method for assaying kinase activity and high-throughput screening for kinase inhibitors.

Sensitive and accurate assay kit for quantitative determination of ketone bodies (acetoacetate and 3-hydroxybutyrate) and evaluation of drug effects on its metabolism.

A simple, direct and high-throughput assay for measuring ascorbic acid in various samples using colorimetric or fluorimetric detection methods.

Assay kit for AMPK phosphorylation analysis with SKU EAMPK-100.

The QuantiChrom™ ATPase/GTPase Assay Kit offers a highly sensitive method for determining ATPase/GTPase activities in a microplate format. Its proprietary formulation features a single reagent for accurate determination of enzyme activity in 30 min at room temperature.

Sensitive and accurate assay kit for quantitative determination of ferric reduction antioxidant potential (FRAP) with a linear detection range of 0.5 to 180 µM Fe 3+ reduction potential.

Custom cell-based ELISA kit with SKU EFC1M-100.

For quantitative determination of total carbohydrates in food, beverage, and biological samples (e.g. serum, plasma, etc).

Assay kit for uricase activity measurement.

Assay kit for measuring beta-N-acetylglucosaminidase activity.

Quantitative colorimetric glucose determination kit using a single Working Reagent that combines the enzyme reaction and color reaction in one step.

The QuantiChrom™ Uric Acid Assay Kit is designed for the quantitative determination of uric acid and evaluation of drug effects on uric acid metabolism in serum, plasma, urine, and other biological samples.

CellQuanti-Blue Cell Viability Assay Kit customized for high-throughput screening applications exceeding 50,000 assays.

CellQuanti-Blue Cell Viability Assay Kit providing 100 mL of reagent for 10,000 assays.

A safe, non-radioactive, homogeneous fluorometric assay kit designed for high-throughput screening of farnesyltransferase (FTase) inhibitors and evaluation of drug modulators.

Assay kit for measuring ammonia and ammonium levels.

Second generation assay kit for urea quantification.

Quantitative colorimetric glucose determination kit designed to measure glucose directly in serum or plasma without any pretreatment.

Sensitive and accurate fluorescent assay kit for quantitative determination of L-lactate and evaluation of drug effects on its metabolism.

Bradford Colorimetric Protein Determination assay kit based on an improved Coomassie Blue G method for measuring total protein concentration.

Assay kit for measuring fatty acyl-CoA.

Sensitive and accurate quantitative assay for determination of phosphate and evaluation of drug effects on phosphate metabolism using a 96-well plate format.

Enzymatic assay for the sensitive quantification of adenosine diphosphate (ADP).

Improved assay kit for quantitative determination of glucose.

Obesity and diabetes research kit by BioAssay Systems.

Assay kit for measuring elastase inhibitor with SKU EELI-100.

Safety data sheet and product details for the EnzyChrom Histamine Assay Kit (Item Number: EHIS-100), designed for research applications.

Assay kit for the measurement of Coenzyme A.

Assay kit for determining albumin using Bromocresol Purple (BCP).

Assay kit for measuring calcium.

Assay kit for determining albumin using Bromocresol Green (BCG).

Assay kit for quantifying sphingomyelin with SKU ESML-100.

Assay kit to evaluate adipogenesis and lipid accumulation.

Scavenger sold separately for use with the GSH/GSSG assay kit.

Custom testing service evaluating compound toxicity and in vitro cell viability using intracellular ATP, Lactate Dehydrogenase (LDH), and fluorescent or colorimetric dye cellular reduction methods.

Assay kit for measuring ethanol concentration.

Test kit for urinary indican detection.

Black clear bottom 96-well plate suitable for fluorescence and cell-based assays.

0.5M EDTA reagent packaged in 150 µL volume for research applications.

Meta-phosphoric acid sold separately for sample deproteination.

White opaque 96-well plate for luminescence assays.