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AB241042

Plasma Kallikrein Assay试剂盒

Plasma Kallikrein Assay Kit

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Plasma Kallikrein Assay Kit (ab241042) uses the ability of active Plasma Kallikrein to cleave a synthetic pNA-based peptide substrate to release pNA (OD405 nm), which can be easily quantified using a microplate reader.

Individual kit components also available for purchase with a minimum order of 20 units. Contact us to discuss your needs.

查看别名

KLK3, KLKB1, Plasma kallikrein, Fletcher factor, Kininogenin, Plasma prekallikrein, PKK

4 Images
Functional Studies - Plasma Kallikrein Assay Kit (AB241042)
  • FuncS

Unknown

Functional Studies - Plasma Kallikrein Assay Kit (AB241042)

Kinetic progressive curves for different amounts of PK Enzyme.

Functional Studies - Plasma Kallikrein Assay Kit (AB241042)
  • FuncS

Unknown

Functional Studies - Plasma Kallikrein Assay Kit (AB241042)

Kinetic progressive curves for different amounts of Activated Plasma Samples are shown.

Functional Studies - Plasma Kallikrein Assay Kit (AB241042)
  • FuncS

Unknown

Functional Studies - Plasma Kallikrein Assay Kit (AB241042)

Standard curve for pNA (n = 3) was used to estimate PK activity in Normal Pooled Human Plasma (n = 3). Assays were performed according to the kit protocol.

Functional Studies - Plasma Kallikrein Assay Kit (AB241042)
  • FuncS

Unknown

Functional Studies - Plasma Kallikrein Assay Kit (AB241042)

Standard curve for pNA.

关键信息

检测方法

Colorimetric

样品类型

Citrate plasma, EDTA Plasma

反应性数据

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

产品详情

Plasma Kallikrein Assay Kit (ab241042) utilizes the ability of active Plasma Kallikrein to cleave a synthetic pNA-based peptide substrate to release pNA (OD405 nm), which can be easily quantified using a microplate reader. The Plasma Kallikrein Specific Inhibitor (PKSI) selectively inhibits the ability of Plasma Kallikrein to the cleave the synthetic substrate. The kit is easy-to-use and can detect PK activity of Purified Plasma Kallikrein and EDTA and citrated treated Plasma Samples.

Other Notes
This product was previously called K997 Biovision Plasma Kallikrein Activity Assay Kit (Colorimetric). Biovision was acquired by Abcam in 2021.

REACH authorisation
Abcam has not and does not intend to apply for the REACH Authorisation of customers' uses of products that contain European Authorisation list (Annex XIV) substances.
It is the responsibility of our customers to check the necessity of application of REACH Authorisation, and any other relevant authorisations, for their intended uses.

规格

{ "values": { "100Test": { "sellingSize": "100 Test", "publicAssetCode":"ab241042-100Test", "assetComponentDetails": [ { "size":"1 x 20 µL", "name":"pNA Standard I", "number":"AB241042-CMP02", "productcode":"" }, { "size":"1 x 1 Vial", "name":"Native Human PK", "number":"AB241042-CMP01", "productcode":"" }, { "size":"1 x 1 mL", "name":"Coagulation Activator Solution", "number":"AB241042-CMP03", "productcode":"" }, { "size":"1 x 25 mL", "name":"Assay Buffer 35", "number":"AB241042-CMP04", "productcode":"" }, { "size":"1 x 100 µL", "name":"Kallikrein Substrate", "number":"AB241042-CMP05", "productcode":"" }, { "size":"1 x 0.1 mL", "name":"PKSI Inhibitor", "number":"AB241042-CMP06", "productcode":"" } ] } } }

性能和储存信息

运输条件
Blue Ice
推荐的短期储存条件
-20°C
推荐的长期储存条件
-20°C
储存信息
-20°C

补充信息

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

Plasma Kallikrein 1B also known as PKK or KLKB1 is a serine protease enzyme with an approximate mass of 88 kDa. It is important for the blood coagulation process. This protein is mainly expressed in the liver and circulates in the blood as the inactive precursor prekallikrein. Through cleavage prekallikrein converts into its active form plasma kallikrein. Plasma kallikrein exhibits various proteolytic activities influencing multiple substrates involved in hemostatic and inflammatory responses.
Biological function summary

Plasma Kallikrein 1B plays significant roles in the kinin-kallikrein system. Within this system it cleaves high-molecular-weight kininogen to release bradykinin a potent vasodilator. This enzyme is not part of a larger protein complex but operates independently to modulate various physiological responses. Plasma kallikrein's activity influences processes like pain vasodilation and inflammation making it important in homeostasis and acute-phase responses.

Pathways

Plasma Kallikrein 1B participates actively in the kallikrein-kinin and the contact activation pathways. In the kallikrein-kinin system it works alongside high-molecular-weight kininogen and factor XII which plays an important role in the intrinsic pathway of coagulation. Plasma kallikrein's enzymatic activities lead to the production of bradykinin and other peptides impacting blood pressure and inflammatory processes.

Plasma Kallikrein 1B associates strongly with hereditary angioedema and diabetic retinopathy. In hereditary angioedema its dysregulation leads to excessive bradykinin production causing episodes of swelling. In diabetic retinopathy elevated plasma kallikrein activity can exacerbate vascular complications. Plasma kallikrein's disorderly activities also connect it to other proteins like C1 inhibitor in these pathological conditions highlighting its importance in clinical studies.

产品实验方案

靶点信息

Participates in the surface-dependent activation of blood coagulation. Activates, in a reciprocal reaction, coagulation factor XII/F12 after binding to negatively charged surfaces. Releases bradykinin from HMW kininogen and may also play a role in the renin-angiotensin system by converting prorenin into renin.
See full target information KLKB1
websiteProtocolBooklet
en

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