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Goat Polyclonal NLRP3 antibody. Suitable for WB, Flow Cyt (Intra) and reacts with Human samples. Cited in 133 publications.


Images

Western blot - Anti-NLRP3 antibody (AB4207), expandable thumbnail
  • Flow Cytometry (Intracellular) - Anti-NLRP3 antibody (AB4207), expandable thumbnail
  • Flow Cytometry (Intracellular) - Anti-NLRP3 antibody (AB4207), expandable thumbnail

Publications

Key facts

Isotype
IgG
Host species
Goat
Storage buffer

pH: 7.3
Preservative: 0.02% Sodium azide
Constituents: Tris buffered saline, 0.5% BSA

Form
Liquid
Clonality
Polyclonal

Immunogen

  • The exact immunogen used to generate this antibody is proprietary information. Database link Q96P20

Consider this alternative

Reactivity data

Select an application
Product promiseTestedExpectedPredictedNot recommended
WBICC/IFFlow Cyt (Intra)
Human
Tested
Not recommended
Tested
Rat
Predicted
Not recommended
Predicted
Cow
Predicted
Not recommended
Predicted

Tested
Tested

Species
Human
Dilution info
1/1000
Notes

-

Predicted
Predicted

Species
Rat, Cow
Dilution info
-
Notes

-

Not recommended
Not recommended

Species
Human, Rat, Cow
Dilution info
-
Notes

-

Tested
Tested

Species
Human
Dilution info
10 µg/mL
Notes

ab37373 - Goat polyclonal IgG, is suitable for use as an isotype control with this antibody.

Predicted
Predicted

Species
Rat, Cow
Dilution info
-
Notes

-

Associated Products

Select an associated product type

3 products for Alternative Product

Target data

Function

Sensor component of the NLRP3 inflammasome, which mediates inflammasome activation in response to defects in membrane integrity, leading to secretion of inflammatory cytokines IL1B and IL18 and pyroptosis (PubMed:16407889, PubMed:18403674, PubMed:18604214, PubMed:23582325, PubMed:25686105, PubMed:27929086, PubMed:28656979, PubMed:28847925, PubMed:30487600, PubMed:30612879, PubMed:31086327, PubMed:31086329, PubMed:31189953, PubMed:33231615, PubMed:34133077, PubMed:34341353, PubMed:34512673, PubMed:36442502). In response to pathogens and other damage-associated signals that affect the integrity of membranes, initiates the formation of the inflammasome polymeric complex composed of NLRP3, CASP1 and PYCARD/ASC (PubMed:16407889, PubMed:18403674, PubMed:27432880, PubMed:28847925, PubMed:31189953, PubMed:33231615, PubMed:34133077, PubMed:34341353, PubMed:36142182, PubMed:36442502). Recruitment of pro-caspase-1 (proCASP1) to the NLRP3 inflammasome promotes caspase-1 (CASP1) activation, which subsequently cleaves and activates inflammatory cytokines IL1B and IL18 and gasdermin-D (GSDMD), promoting cytokine secretion and pyroptosis (PubMed:23582325, PubMed:28847925, PubMed:31189953, PubMed:33231615, PubMed:34133077, PubMed:34341353). Activation of NLRP3 inflammasome is also required for HMGB1 secretion; stimulating inflammatory responses (PubMed:22801494). Under resting conditions, ADP-bound NLRP3 is autoinhibited (PubMed:35114687). NLRP3 activation stimuli include extracellular ATP, nigericin, reactive oxygen species, crystals of monosodium urate or cholesterol, amyloid-beta fibers, environmental or industrial particles and nanoparticles, such as asbestos, silica, aluminum salts, cytosolic dsRNA, etc (PubMed:16407889, PubMed:18403674, PubMed:18604214, PubMed:19414800, PubMed:23871209). Almost all stimuli trigger intracellular K(+) efflux (By similarity). These stimuli lead to membrane perturbation and activation of NLRP3 (By similarity). Upon activation, NLRP3 is transported to microtubule organizing center (MTOC), where it is unlocked by NEK7, leading to its relocalization to dispersed trans-Golgi network (dTGN) vesicle membranes and formation of an active inflammasome complex (PubMed:36442502). Associates with dTGN vesicle membranes by binding to phosphatidylinositol 4-phosphate (PtdIns4P) (PubMed:30487600, PubMed:34554188). Shows ATPase activity (PubMed:17483456). Independently of inflammasome activation, regulates the differentiation of T helper 2 (Th2) cells and has a role in Th2 cell-dependent asthma and tumor growth (By similarity). During Th2 differentiation, required for optimal IRF4 binding to IL4 promoter and for IRF4-dependent IL4 transcription (By similarity). Binds to the consensus DNA sequence 5'-GRRGGNRGAG-3' (By similarity). May also participate in the transcription of IL5, IL13, GATA3, CCR3, CCR4 and MAF (By similarity).

Alternative names

Recommended products

Goat Polyclonal NLRP3 antibody. Suitable for WB, Flow Cyt (Intra) and reacts with Human samples. Cited in 133 publications.

Key facts

Isotype
IgG
Form
Liquid
Clonality
Polyclonal
Immunogen
  • The exact immunogen used to generate this antibody is proprietary information. Database link Q96P20
Purification technique
Affinity purification Immunogen
Concentration
Loading...
Purification notes

Purified from goat serum by ammonium sulphate precipitation followed by antigen affinity chromatography using the immunizing peptide.

Storage

Shipped at conditions
Blue Ice
Appropriate short-term storage conditions
+4°C
Appropriate long-term storage conditions
-20°C
Aliquoting information
Upon delivery aliquot
Storage information
Avoid freeze / thaw cycle

Notes

No signal has been obtained in Western blot but low background has observed in Daudi, A431, Jurkat, U937 and MOLT-4 lysates at up to 1μg/ml. We would appreciate any feedback from people in the field.

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Supplementary info

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

NLRP3 also known as NALP3 or cryopyrin is a protein important for the inflammatory response. It is a component of the inflammasome which senses pathogenic microorganisms and stress. NLRP3 weighs around 118 kDa and is widely expressed in innate immune cells particularly macrophages and dendritic cells. Researchers often use techniques such as 'NLRP3 WB' (Western blot) and 'NLRP3 immunofluorescence' to study NLRP3 expression and localization.

Biological function summary

NLRP3 is central to the body’s defense mechanism by participating in forming the inflammasome complex which activates caspase-1. This activation leads to the cleavage of pro-inflammatory cytokines like IL-1β and IL-18 into their active forms. NLRP3's function is essential for mounting an effective immune response to infections and damage signals. It senses a range of stimuli including crystalline substances and cellular stress triggering an immune response. Its expression is tightly regulated to prevent excessive inflammation.

Pathways

The NLRP3 inflammasome is key in the innate immune response and inflammation pathways. It links cellular stress signals to inflammation through the activation of caspase-1 which is important for the IL-1 signaling pathway. NLRP3 interacts with other proteins like ASC (apoptosis-associated speck-like protein containing a CARD) to form the inflammasome complex which is a core part of the inflammatory signaling pathways and links innate and adaptive immunity.

Associated diseases and disorders

NLRP3 has a significant role in inflammatory diseases and is linked to conditions like cryopyrin-associated periodic syndromes (CAPS) and gout. Mutations or dysregulation of NLRP3 lead to hyperactivation resulting in autoimmune and autoinflammatory conditions. NLRP3's interaction with IL-1 contributes to the excessive inflammatory response seen in these disorders. Understanding NLRP3's function in these pathways can inform therapeutic approaches targeting chronic inflammatory diseases.

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3 product images

  • Western blot - Anti-NLRP3 antibody (ab4207), expandable thumbnail

    Western blot - Anti-NLRP3 antibody (ab4207)

    False colour image of Western blot: Anti-NLRP3 antibody staining at 1/1000 dilution, shown in green; Mouse anti-Alpha Tubulin [DM1A] (Anti-alpha Tubulin antibody [DM1A] - Loading Control ab7291) loading control staining at 1/20000 dilution, shown in red. In Western blot, ab4207 was shown to bind specifically to NLRP3. A band was observed at 118 kDa in wild-type THP-1 cell lysates with no signal observed at this size in NLRP3 knockout cell line Human NLRP3 knockout THP-1 cell line ab280063 (knockout cell lysate Human NLRP3 knockout THP-1 cell lysate ab280122). To generate this image, wild-type and NLRP3 knockout THP-1 cell lysates were analysed. First, samples were run on an SDS-PAGE gel then transferred onto a nitrocellulose membrane. Membranes were blocked in fluorescent western blot (TBS-based) blocking solution before incubation with primary antibodies overnight at 4 °C. Blots were washed four times in TBS-T, incubated with secondary antibodies for 1 h at room temperature, washed again four times then imaged. Secondary antibodies used were Donkey anti-Goat IgG H&L (IRDye® 800CW) preabsorbed (Donkey anti-Goat IgG H&L (IRDye® 800CW) preadsorbed ab216775) and Donkey anti-Mouse IgG H&L (IRDye® 680RD) preabsorbed (Donkey anti-Mouse IgG H&L (IRDye® 680RD) preadsorbed ab216778) at 1/20000 dilution.

    All lanes: Western blot - Anti-NLRP3 antibody (ab4207) at 1/1000 dilution

    Lane 1: Wild-type THP-1 cell lysate at 20 µg

    Lane 2: NLRP3 knockout THP-1 cell lysate at 20 µg

    Lane 2: Western blot - Human NLRP3 knockout THP-1 cell line (Human NLRP3 knockout THP-1 cell line ab280063)

    Performed under reducing conditions.

    Predicted band size: 118 kDa

    Observed band size: 118 kDa

  • Flow Cytometry (Intracellular) - Anti-NLRP3 antibody (ab4207), expandable thumbnail

    Flow Cytometry (Intracellular) - Anti-NLRP3 antibody (ab4207)

    Flow cytometric analysis of paraformaldehyde fixed U937 cells (blue line), permeabilized with 0.5% Triton. Primary incubation with ab4207 was 1hr (10ug/ml) followed by Alexa Fluor® 488 secondary antibody (1ug/ml). IgG control: Unimmunized goat IgG (black line) followed by Alexa Fluor® 488 secondary antibody.

  • Flow Cytometry (Intracellular) - Anti-NLRP3 antibody (ab4207), expandable thumbnail
    This image is courtesy of a customer review submitted by Mahesh Shivananjappa.

    Flow Cytometry (Intracellular) - Anti-NLRP3 antibody (ab4207)

    ab4207 staining NLRP3 in the Human White Blood Cells (Mixed Population) by Flow Cytometry. WBC were isolated spinning Blood on Ficoll Gradient after removal of RBC's and permeabilized with 0.1% Triton-X100 in 2% BSA for 15 minutes. The sample was incubated with the primary antibody (1/100 in PBS + 2% BSA in PBS) for 16 hours at 4°C. An Alexa Flour® 488 Donkey Anti Goat IgG (H+L) (1/250) was used as the secondary antibody.
    Gating Strategy: Monocytes

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