For quantitative determination of arginase activity and screen for its inhibitors. Sensitive and accurate. Detection limit: 0.3 U/L for 2 hr arginase reaction in 96-well assay format. Simple and high-throughput. The procedure involves incubation of the provided substrate with the sample in…

For quantitative determination of acetylcholinesterase activity and evaluation of acetylcholinesterase inhibitors. Sensitive and accurate. Detection range 10 to 600 U/L AChE activity in 96-well plate assay. Convenient. The procedure involves adding a single working reagent, and reading the…

For quantitative determination of aspartate transaminase (AST) activity and evaluation of drug effects on AST activity. Linear detection range 2-100 U/L. Assay can be carried out in a microplate or a cuvette and takes only 10 min. Method: OD340 nm. Samples: Serum, plasma etc.

For quantitative determination of iron ions Fe3+ and/or Fe2+ and evaluation of drug effects on iron metabolism. Linear detection range 27 μg/dL (4.8 μM) to 1,000 μg/dL (179 μM) iron. Can readily automated to process thousands of samples per day. The optimized formulation has…

For quantitative determination of cholesterol and evaluation of drug effects on cholesterol metabolism. Linear detection range 5 - 300 mg/dL cholesterol in 96-well plate assay. Convenient. Room temperature assay. No 37°C heater is needed. Can be readily automated to process…

Homogeneous assay for cell viability, proliferation, cytotoxcity and evaluation of anticancer agents Safe. Non-radioactive assay (cf. 3H-thymidine incorporation assay) Sensitive and accurate. As low as 950 cells can be accurately quantified Fast. High-throughput assay using 96-well…

Acetaldehyde determination in biological and food/beverage samples. Fast and sensitive. Linear detection range (50µL sample): 0.5 µM to 60 µM acetaldehyde in 96-well plate assay. The procedure involves adding a single working reagent, and reading the absorbance after 30…

For quantitative determination of triglyceride and evaluation of drug effects on triglyceride metabolism. Linear detection range 0.01 - 1.0 mmol/L (0.88 - 88.5 mg/dL) triglyceride. Convenient room temperature high-throughput assay. Method: OD570 nm. Samples: Serum, plasma etc.

For quantitative determination of coenzyme A (CoA) and evaluation of drug effects on CoA metabolism. Linear detection range colorimetric assay 5 - 1000 μM, fluorimetric assay 3 - 100 μM CoA. Convenient room temperature "mix-and-read" assay. Can be readily automated to…

For quantitative determination of urease activity and evaluation/screen for urease inhibitors. Safe. Non-radioactive assay. As low as 0.003 U/L urease activity can be quantified. This "mix-incubate-measure" type assay can be readily automated to process thousands of samples…

β-N-Acetylglucosaminidase activity determination in biological samples. Linear detection range 0.2 - 50 U/L β-N-acetylglucosaminidase. Homogeneous "mix-incubate-measure" type assay Can be readily automated to process thousands of samples per day. Method: OD405 nm.…

For quantitative determination of zinc ion Zn2+ and evaluation of drug effects on zinc metabolism. Linear detection range 0.12 -10 μM (0.78 - 65 μg/dL) zinc in 96-well assay format. Can be readily automated to process thousands of samples per day. Method: OD425 nm. Samples:…

For quantitative determination of L-phenylalanine and evaluation of drug effects on its metabolism. Safe. Non-radioactive assay. Linear detection range of 2 - 300 μM L-phenylalanine. Can be readily automated to test thousands of samples per day. Method: FL530/595 nm. Samples:…

For quantitative determination of α-mannosidase enzyme activity using a p-nitrophenol based substrate. Fast and sensitive. Linear detection range (10 μL sample): 1 to 250 U/L for a 10 minute reaction. Convenient and high-throughput. Homogeneous "mix-incubate-measure"…

For sensitive and high-throughput phosphate determination. Very stable reagent. High sensitivity and wide detection range (0.02 - 40 μM phosphate). Homogeneous "mix-and-measure" type high-throughput assay. Assays can be performed in tubes, cuvettes or microplates. …

For quantitative determination of urinary protein and creatinine concentrations (protein/creatinine ratio, UPCR). Linear detection range 1 - 20 mg/dL Protein and 1 – 150 mg/dL Creatinine. Fast and convenient. No sample pre-treatment is needed. Simple "Mix-incubate-read"…

For quantitative determination of citrate or citric acid and evaluation of drug effects on citrate metabolism. Linear detection range 4 to 400 μM citrate for colorimetric assays and 0.5 to 40 μM for fluorimetric assays. Can be readily automated to process thousands of samples per…

For quantitative determination of D-sorbitol and evaluation of drug effects on sorbitol metabolism. Linear detection range 5 - 1000 μM D-sorbitol. Convenient room temperature assay. No 37°C incubator required. Can be readily automated to test thousands of samples per day. …

For quantitative determination of aconitase enzyme activity and high-throughput screening assays for aconitase modulator. Linear detection range 0.5 to 100 U/L for 20 min reaction. Can be readily automated to process thousands of samples per day. Method: OD565 nm. Samples: Biological…

For quantitative determination of glycogen and evaluation of drug effects on glycogen metabolism. Linear detection range 2 to 200 μg/mL glycogen for colorimetric assays and 0.2 to 20 μg/mL for fluorimetric assays. Method: OD570 nm, or FL530/585 nm. Samples: Biological.

For quantitative determination of DNA. Linear detection range 2 - 40 ng (100 - 2,000 ng/mL) calf thymus DNA in 96-well plate assay. Convenient. Single working reagent. Can readily automated to test tens of thousands of samples per day. Low interference. RNA, salt (up to 3M NaCl),…

For quantitative determination of L-lactate (L-lactic acid) and evaluation of drug effects on its metabolism. Linear detection range 0.05 - 2 mM L-Lactate in 96-well plate assay. Convenient room temperature assay. No 37°C heater is needed. Can be readily automated to process…

For quantitative determination of glucose and evaluation of drug effects on glucose metabolism. Linear detection range 0.7 mg/dL (39 μM) to 300 mg/dL (16.6 mM) glucose. The procedure involves addition of a single working reagent and incubation for 8 min in a boiling water bath. Low…

For quantitative determination of lipid peroxides (thiobarbituric acid reactive substances, TBARS) and evaluation of drug effects on lipid peroxidation. Linear detection range colorimetric assay 1 - 30 μM and fluorometric assay 0.1 - 1.5 μM MDA. Method: OD535 nm, or FL560/585 nm. …

For quantitative enzymatic determination of urea. Fast and sensitive. Linear detection range (20 μL sample): 1 mg/mL (0.17 mM) to 100 mg/mL (17 mM) urea in 96-well plate assay. The procedure involves adding a single working reagent, and reading the absorbance after 5 minutes. Room…

For quantitative determination of glyoxalase activity. Note: use a UV plate (e.g. 96-well UV plate, cat# P96UV). Fast and sensitive. Detection Limit 4 U/L GLO-1 Activity. Convenient and high-throughput. Homogeneous "mix-incubate-measure" type assay. Can be readily automated on…

For quantitative determination of HDL and LDL/VLDL cholesterol and evaluation of drug effects on HDL and LDL/VLDL metabolism. Linear detection range 1 to 100 mg/dL cholesterol for colorimetric assays and 0.2 to 10 mg/dL for fluorimetric assays. Convenient room temperature assay. No…

For quantitative determination of hemoglobin and evaluation of drug effects on hemoglobin metabolism. Safe. Reagents are non-toxic. Linear detection range 0.9 - 200 mg /dL hemoglobin. The "mix-and-read" 5 minute procedure. Can be readily automated to process tens of…

For quantitative determination of alanine transaminase activity. Linear detection range 2-100 U/L. Assay can be carried out in a microplate or a cuvette and takes only 10 min. Method: OD340 nm. Samples: Serum, plasma etc.

For quantitative determination of reduced and oxidized glutathione (GSH/GSSG). Linear detection range 0.01-3 µM GSH equivalents. Method: OD412nm. Samples: Whole blood, plasma, serum, urine, tissue and cell extracts.

For rapid quantitative determination of cytotoxicity based on lactate dehydrogenase released into cell culture medium. Evaluation of toxic compounds, toxins, detergents, environmental pollutants and physical treatment on cell lysis. Safe. Non-radioactive assay (cf. chromium release assay) …

For quantitative determination of chloride ion and evaluation of drug effects on chloride metabolism. Linear detection range 0.7 mg/dL (0.2 mM) to 35 mg/dL (10 mM) chloride ion. The procedure involves addition of a single working reagent and incubation for 5 min. Can readily automated…