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AB234040

Pyrophosphate Assay Kit (Colorimetric / Fluorometric)

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Pyrophosphate Assay Kit (Colorimetric / Fluorometric) (ab234040) uses an enzymatic method with one 30-60 minute incubation step to quantify free inorganic pyrophosphate (PPi) levels. Readout on any colorimetric (570 nm) or fluorometric (535/587 nm) plate reader.
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Functional Studies - Pyrophosphate Assay Kit (Colorimetric / Fluorometric) (AB234040)
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Functional Studies - Pyrophosphate Assay Kit (Colorimetric / Fluorometric) (AB234040)

Example Colorimetric Standard Curve

Functional Studies - Pyrophosphate Assay Kit (Colorimetric / Fluorometric) (AB234040)
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Functional Studies - Pyrophosphate Assay Kit (Colorimetric / Fluorometric) (AB234040)

Quantification of pyrophosphate in de-proteinized undiluted human serum and pooled plasma.

Quantification of pyrophosphate in 20 μL of de-proteinized undiluted human serum and pooled plasma.

Functional Studies - Pyrophosphate Assay Kit (Colorimetric / Fluorometric) (AB234040)
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Supplier Data

Functional Studies - Pyrophosphate Assay Kit (Colorimetric / Fluorometric) (AB234040)

Spike and recovery in normal human plasma.

Spike and recovery in 20 μL of normal human plasma. Plasma samples were spiked with 0.06 nmol of PPi Standard and assayed according to kit protocol yielding 96% PPi recovery.

Functional Studies - Pyrophosphate Assay Kit (Colorimetric / Fluorometric) (AB234040)
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Supplier Data

Functional Studies - Pyrophosphate Assay Kit (Colorimetric / Fluorometric) (AB234040)

Pyrophosphate measured in HepG2 and HeLa cell lysates.

Cells were extracted directly in the Assay Buffer.

Functional Studies - Pyrophosphate Assay Kit (Colorimetric / Fluorometric) (AB234040)
  • FuncS

Supplier Data

Functional Studies - Pyrophosphate Assay Kit (Colorimetric / Fluorometric) (AB234040)

Example Fluorometric Standard Curve

Schematic Diagram - Pyrophosphate Assay Kit (Colorimetric / Fluorometric) (AB234040)
  • Schematic Diagram

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Schematic Diagram - Pyrophosphate Assay Kit (Colorimetric / Fluorometric) (AB234040)

Representative image of Pyrophosphate Assay Kit (Colorimetric / Fluorometric) ab234040

Components shown from left to right :

- OxiRed Probe

- Pyrophosphate Standard

- Enzyme Mix X

- PEP (2 vials)

- Developer Mix A

- Assay Buffer 15

Note : The vial labels shown in this image use generic names for illustrative purposes only and may not exactly match the specific component names included in the kit.

Note : Colors of solutions in image may not precisely match the shade of colors in the actual kit.

Key facts

Detection method

Colorimetric/Fluorometric

Sample types

Tissue Lysate, Plasma, Cell culture extracts, Serum, Other biological fluids

Assay type

Quantitative

Assay Platform

Microplate reader

Reactivity data

{ "title": "Reactivity Data", "filters": { "stats": ["", "Reactivity", "Dilution Info", "Notes"] }, "values": { "Enzyme activity assay": { "reactivity":"TESTED_AND_REACTS", "dilution-info":"", "notes":"<p></p>" } } }

Product details

Pyrophosphate assay kit ab234040 is used to quantify Pyrophosphate (abbreviated as PPi). Pyrophosphate, also called PPi and diphosphate, consists of two phosphate groups connected to each other through an oxygen atom.

Pyrophosphate assay principle
In the pyrophosphate assay, Pyruvate phosphate dikinase acts on pyrophosphate, in the presence of AMP and phosphoenolpyruvate, to produce pyruvate. Pyruvate is then acted on by pyruvate oxidase producing hydrogen peroxide as a product. The hydrogen peroxide reacts with a probe via a peroxidase to generate color (spectrophotometry at λ= 570 nm) and fluorescence (Ex/Em = 535/587 nm). Readout is on a colorimetric or fluorometric plate reader.

Monomeric inorganic phosphate (Pi) does not interfere with the assay.

Pyrophosphate assay protocol summary
- add samples, controls and standards to wells
- add reaction mix and incubate for 30-60 mins at 37°C
- analyse with a microplate reader

Related and recommended products
This kit ab234040 is our most popular pyrophosphate assay kit. Pyrophosphate Assay Kit ab112155 uses an alternative method for pyrophosphate detection based on a fluorescent sensor.
For phosphate detection, our most popular product is phosphate assay ab65622.

This product was previously called K568 Biovision Pyrophosphate (PPi) Assay Kit (Fluorometric/Colorimetric). Abcam acquired Biovision in 2021.

The Safety Datasheet for this product has been updated for certain countries. Please check the current version in the Support and downloads section.

What's included?

{ "values": { "100Test": { "sellingSize": "100 Test", "publicAssetCode":"ab234040-100Test", "assetComponentDetails": [ { "size":"1 x 200 µL", "name":"Pyrophosphate Standard", "number":"AB234040-CMP06", "productcode":"" }, { "size":"2 x 1 Vial", "name":"PEP", "number":"AB234040-CMP07", "productcode":"" }, { "size":"1 x 200 µL", "name":"Enzyme Mix X", "number":"AB234040-CMP04", "productcode":"" }, { "size":"1 x 200 µL", "name":"AMP", "number":"AB234040-CMP02", "productcode":"" }, { "size":"1 x 0.2 mL", "name":"OxiRed™ Probe", "number":"AB234040-CMP05", "productcode":"" }, { "size":"1 x 1 Vial", "name":"Developer Mix A", "number":"AB234040-CMP03", "productcode":"" }, { "size":"1 x 25 mL", "name":"Assay Buffer 15", "number":"AB234040-CMP01", "productcode":"" } ] } } }

Properties and storage information

Shipped at conditions
Blue Ice
Appropriate short-term storage conditions
-20°C
Appropriate long-term storage conditions
-20°C
Storage information
-20°C

Supplementary information

This supplementary information is collated from multiple sources and compiled automatically.

Inorganic pyrophosphate often abbreviated as PPi acts as a byproduct of several biosynthetic reactions. It possesses a molecular mass of 177.98 g/mol. Pyrophosphate functions as an energy-rich intermediate that participates actively in reactions like the synthesis of nucleic acids and proteins. Inorganic pyrophosphatase an enzyme frequently associated with pyrophosphate metabolism catalyzes the hydrolysis of PPi releasing inorganic phosphate. This hydrolysis occurs release energy facilitating various biochemical processes. Pyrophosphate molecules are detected in tissues with high cell proliferation such as liver kidney and bones.
Biological function summary

Inorganic pyrophosphate plays a critical part in bone mineralization and the regulation of calcium and phosphate metabolism. It influences the bone matrix's deposition by calcifying or inhibiting mineralization depending on the balance with phosphates. Within the extracellular matrix pyrophosphate remains associated with proteins such as alkaline phosphatase which converts PPi to phosphate promoting mineralization. Pyrophosphate's activity shows strong relevance in maintaining extracellular fluid stability preventing excessive calcification.

Pathways

The involvement of inorganic pyrophosphate occurs prominently in the regulation of the ATP metabolism pathway and cartilage formation. It is closely related to the enzyme family of pyrophosphatases which include both soluble inorganic pyrophosphatase and membrane-integrated soluble pyrophosphatases. These enzymes orchestrate converting pyrophosphate into orthophosphate ions feeding into the pathways that regulate energy homeostasis and biomineralization. Interaction with proteins like ENPP1 and TNAP highlight its role within the broader context of nucleic acid synthesis and tissue calcification.

Abnormal levels of inorganic pyrophosphate link to skeletal disorders like osteoporosis and osteoarthritis. High pyrophosphate concentrations can lead to pathological calcification processes prominently affecting joint health and bone density. The enzyme ectonucleotide pyrophosphatase/phosphodiesterase 1 (ENPP1) connects to pyrophosphate's regulation of these diseases where it influences extracellular pyrophosphate concentration and subsequently mineralization. Understanding pyrophosphate dynamics provides insights into the pathophysiology of metabolic bone diseases.

Product protocols

Publications (1)

Recent publications for all applications. Explore the full list and refine your search

International journal of molecular sciences 22: PubMed33383974

2020

Disruption of Abcc6 Transporter in Zebrafish Causes Ocular Calcification and Cardiac Fibrosis.

Applications

Unspecified application

Species

Unspecified reactive species

Jianjian Sun,Peilu She,Xu Liu,Bangjun Gao,Daqin Jin,Tao P Zhong
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