You searched for: Enzyme Assays

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Renin is an enzyme that participates in the body's renin-angiotensin system (RAS) that mediates extracellular volume and arterial vasoconstriction.

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Glutathione peroxidase is an enzyme family with peroxidase activity to protect the organism from oxidative damage.

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Hypochlorite anion (ClO-) and its protonated form, hypochlorous acid (HClO) are critical reactive oxygen species (ROS) in biological systems.

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When cells are exposed to increased levels of oxidative stress, GSSG will accumulate and the ratio of GSH to GSSG will decrease.

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Site-selective modification of proteins is of major interest in chemical biology.

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Neuraminidases, also called sialidases, are glycoside hydrolase enzymes that catalyze the hydrolysis of terminal sialic acid residues and neuraminic acid.

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Lysyl oxidase (LOX) is an extracellular enzyme that catalyses formation of aldehydes from lysine residues in collagen and elastin precursors.

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Enterokinase (also called enteropeptidase) is a serine protease produced by cells in the duodenal wall and is a key enzyme in human and animal digestion system.

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Pyruvate is an important chemical compound in intracellular metabolic pathways.

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Mercuric ion is an essential metal ion that plays an important role in a number of biological processes.

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Horseradish Peroxidase (HRP) is a small molecule (MW ~40 Kd) that is widely used in a variety of biological detections.

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Maleimides can be directly assayed spectrophotometrically at 302 nm.

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Choline and its metabolites play an important role in the structural integrity and signaling of cell membranes and cholinergic neurotransmission (acetylcholine synthesis).

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L-alanine (L-Ala) plays a crucial role as a building block of important proteins.

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The matrix metalloproteinases (MMPs) constitute a family of zinc-dependent endopeptidases that function within the extracellular matrix.

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Oxaloacetate is an important part of citric acid cycle, where it reacts with Acetyl-CoA to form citrate.

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Designed for consistent and dependable results. AAT Bioquest's ReadiUse™ NADP regenerating kit provides a flexible prepackaged NADP regenerating system to accommodate various experimental designs.

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The matrix metalloproteinases (MMPs) constitute a family of zinc-dependent endopeptidases that function within the extracellular matrix.

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Designed for consistent and dependable results. The Amplite® Fluorimetric Asparaginase Activity Assay Kit provides a simple and straightforward procedure for measuring Asparaginase activity in a variety of biological samples.

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The formation, reactivity and toxicity of aldehydes originating from the peroxidation of lipids of cellular membranes have received great attention in recent years.

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Nicotinamide adenine dinucleotide (NAD+) and nicotinamide adenine dinucleotide phosphate (NADP+) are two important cofactors found in cells.

Supplier: Thermo Fisher Scientific

The Thermo Scientific Pierce Renilla Luciferase Flash Assay Kit provides researchers with a highly sensitive intracellular assay for transcriptional activity of regulatory elements in mammalian whole cell lysate.

Supplier: Thermo Fisher Scientific

The Thermo Scientific Pierce Cypridina Luciferase Flash Assay Kit provides researchers with a highly sensitive assay for transcriptional activity of regulatory elements in mammalian cell culture media and whole cell lysate.

Supplier: Thermo Fisher Scientific

Pierce™ Quantitative Peroxide Assay Kit (Lipid) detects and measures hydrogen peroxide levels in biological samples using an iron and xylenol orange* (XO) reagent.

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Nicotinamide adenine dinucleotide (NAD+) and nicotinamide adenine dinucleotide phosphate (NADP+) are two important cofactors found in cells.

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Glucose-6-phosphate dehydrogenase (G6PD) catalyses the conversion of glucose-6-phosphate to 6-phosphoglucono-δ-lactone, the first and rate-limiting step in the pentose phosphate pathway.

Supplier: Thermo Fisher Scientific

The Thermo Scientific Pierce renilla Luciferase glow assay kit provides an extremely bright and stable bioluminescence signal (half-life approx. 3 hours), especially in the presence of green renilla luciferase reporter.

Supplier: Thermo Fisher Scientific

The Thermo Scientific Pierce Renilla-Firefly Luciferase dual assay kit provides the necessary reagents to simultaneously detect intracellular Renilla and Red Firefly luciferase activity in mammalian whole cell lysates.

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The avidin/streptavidin-biotin interaction is the strongest known non-covalent biological interaction (Kd = 10 to 15 M⁻¹) between a protein and its ligand.

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Malondialdehyde (MDA) is natural byproduct of lipid peroxidation and is widely used as a key indicator to determine the oxidative stress and free radical formation.