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AB326365

Anti-QRICH1 antibody [EPR30491-560]

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Rabbit Recombinant Monoclonal QRICH1 antibody. Suitable for ICC/IF, IHC-P, WB and reacts with Human, Mouse samples.

View Alternative Names

Transcriptional regulator QRICH1, Glutamine-rich protein 1, QRICH1

11 Images
Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) - Anti-QRICH1 antibody [EPR30491-560] (AB326365)
  • IHC-P

Lab

Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) - Anti-QRICH1 antibody [EPR30491-560] (AB326365)

Immunohistochemical analysis of paraffin-embedded Human testis tissue labeling QRICH1 with ab326365 at 1/100 (5.14 µg/ml) dilution, followed by a ready to use LeicaDS9800 (Bond™ Polymer Refine Detection).

Positive staining on human testis. The primary antibody was incubated for 30 mins at room temperature.

The immunostaining was performed on a Leica Biosystems BOND® RX instrument

Counterstained with Hematoxylin.

Secondary antibody only control : Secondary antibody is a ready to use LeicaDS9800 (Bond™ Polymer Refine Detection).

Heat mediated antigen retrieval was performed with Tris-EDTA buffer (pH 9.0, Epitope Retrieval Solution2) for 20 mins

Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) - Anti-QRICH1 antibody [EPR30491-560] (AB326365)
  • IHC-P

Lab

Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) - Anti-QRICH1 antibody [EPR30491-560] (AB326365)

Immunohistochemical analysis of paraffin-embedded Human breast carcinoma tissue labeling QRICH1 with ab326365 at 1/100 (5.14 µg/ml) dilution, followed by a ready to use LeicaDS9800 (Bond™ Polymer Refine Detection).

Positive staining on human breast carcinoma. The primary antibody was incubated for 30 mins at room temperature.

The immunostaining was performed on a Leica Biosystems BOND® RX instrument

Counterstained with Hematoxylin.

Secondary antibody only control : Secondary antibody is a ready to use LeicaDS9800 (Bond™ Polymer Refine Detection).

Heat mediated antigen retrieval was performed with Tris-EDTA buffer (pH 9.0, Epitope Retrieval Solution2) for 20 mins

Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) - Anti-QRICH1 antibody [EPR30491-560] (AB326365)
  • IHC-P

Lab

Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) - Anti-QRICH1 antibody [EPR30491-560] (AB326365)

Immunohistochemical analysis of paraffin-embedded Human ovarian carcinoma tissue labeling QRICH1 with ab326365 at 1/100 (5.14 µg/ml) dilution, followed by a ready to use LeicaDS9800 (Bond™ Polymer Refine Detection).

Positive staining on human ovarian carcinoma. The primary antibody was incubated for 30 mins at room temperature.

The immunostaining was performed on a Leica Biosystems BOND® RX instrument

Counterstained with Hematoxylin.

Secondary antibody only control : Secondary antibody is a ready to use LeicaDS9800 (Bond™ Polymer Refine Detection).

Heat mediated antigen retrieval was performed with Tris-EDTA buffer (pH 9.0, Epitope Retrieval Solution2) for 20 mins

Immunocytochemistry/ Immunofluorescence - Anti-QRICH1 antibody [EPR30491-560] (AB326365)
  • ICC/IF

Lab

Immunocytochemistry/ Immunofluorescence - Anti-QRICH1 antibody [EPR30491-560] (AB326365)

Immunofluorescent analysis of 4% Paraformaldehyde-fixed, 0.1% TritonX-100 permeabilized A549 (human lung carcinoma epithelial cell) transfected with scrambled siRNA A549 cells transfected with siRNA targeting QRICH1 cells labelling QRICH1 with ab326365 at 1/500 (1.028 µg/ml) dilution , followed by ab150081 Goat Anti-Rabbit IgG H&L (Alexa Fluor® 488) preadsorbed antibody at 1/1000 dilution (Green).

Confocal image showing nuclear staining in A549 cells (shown in green) transfected with scrambled siRNA and reduced staining in A549 cells transfected with siRNA targeting QRICH1. The counterstain was observed in magenta. Nuclear DNA was labelled with DAPI (shown in blue). Image was taken with a confocal microscope (Leica-Microsystems, TCS SP8).

ab7291 Anti-alpha Tubulin mouse monoclonal antibody was used to counterstain tubulin at 1/1000 dilution (Magenta). The Nuclear counterstain was DAPI (Blue).

Secondary antibody only control : Secondary antibody is ab150081 Goat Anti-Rabbit IgG H&L (Alexa Fluor® 488) preadsorbed at 1/1000 dilution.

Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) - Anti-QRICH1 antibody [EPR30491-560] (AB326365)
  • IHC-P

Lab

Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) - Anti-QRICH1 antibody [EPR30491-560] (AB326365)

Immunohistochemical analysis of paraffin-embedded Mouse testis tissue labeling QRICH1 with ab326365 at 1/500 (1.028 µg/ml) dilution, followed by a ready to use LeicaDS9800 (Bond™ Polymer Refine Detection).

Positive staining on mouse testis. The primary antibody was incubated for 30 mins at room temperature.

The immunostaining was performed on a Leica Biosystems BOND® RX instrument

Counterstained with Hematoxylin.

Secondary antibody only control : Secondary antibody is a ready to use LeicaDS9800 (Bond™ Polymer Refine Detection).

Heat mediated antigen retrieval was performed with Tris-EDTA buffer (pH 9.0, Epitope Retrieval Solution2) for 20 mins

Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) - Anti-QRICH1 antibody [EPR30491-560] (AB326365)
  • IHC-P

Lab

Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) - Anti-QRICH1 antibody [EPR30491-560] (AB326365)

Immunohistochemical analysis of paraffin-embedded Mouse pancreatic carcinoma tissue labeling QRICH1 with ab326365 at 1/500 (1.028 µg/ml) dilution, followed by a ready to use LeicaDS9800 (Bond™ Polymer Refine Detection).

Positive staining on mouse pancreatic carcinoma. The primary antibody was incubated for 30 mins at room temperature.

The immunostaining was performed on a Leica Biosystems BOND® RX instrument

Counterstained with Hematoxylin.

Secondary antibody only control : Secondary antibody is a ready to use LeicaDS9800 (Bond™ Polymer Refine Detection).

Heat mediated antigen retrieval was performed with Tris-EDTA buffer (pH 9.0, Epitope Retrieval Solution2) for 20 mins

Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) - Anti-QRICH1 antibody [EPR30491-560] (AB326365)
  • IHC-P

Lab

Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) - Anti-QRICH1 antibody [EPR30491-560] (AB326365)

Immunohistochemical analysis of paraffin-embedded Mouse squamous cell carcinoma tissue labeling QRICH1 with ab326365 at 1/500 (1.028 µg/ml) dilution, followed by a ready to use LeicaDS9800 (Bond™ Polymer Refine Detection).

Positive staining on mouse squamous cell carcinoma. The primary antibody was incubated for 30 mins at room temperature.

The immunostaining was performed on a Leica Biosystems BOND® RX instrument

Counterstained with Hematoxylin.

Secondary antibody only control : Secondary antibody is a ready to use LeicaDS9800 (Bond™ Polymer Refine Detection).

Heat mediated antigen retrieval was performed with Tris-EDTA buffer (pH 9.0, Epitope Retrieval Solution2) for 20 mins

Immunocytochemistry/ Immunofluorescence - Anti-QRICH1 antibody [EPR30491-560] (AB326365)
  • ICC/IF

Lab

Immunocytochemistry/ Immunofluorescence - Anti-QRICH1 antibody [EPR30491-560] (AB326365)

Immunofluorescent analysis of 4% Paraformaldehyde-fixed, 0.1% TritonX-100 permeabilized NIH/3T3 (mouse embryonic fibroblast) cells labelling QRICH1 with ab326365 at 1/500 (1.028 µg/ml) dilution , followed by ab150081 Goat Anti-Rabbit IgG H&L (Alexa Fluor® 488) preadsorbed antibody at 1/1000 dilution (Green).

Confocal image showing nuclear staining in NIH/3T3 cell line (shown in green). The counterstain was observed in magenta. Nuclear DNA was labelled with DAPI (shown in blue). Image was taken with a confocal microscope (Leica-Microsystems, TCS SP8).

ab7291 Anti-alpha Tubulin mouse monoclonal antibody was used to counterstain tubulin at 1/1000 dilution (Magenta). The Nuclear counterstain was DAPI (Blue).

-ve control 1 : ab326365 at 1/500 dilution, followed by ab150120 at 1/1000 dilution.-ve control 2 : ab7291 at 1/1000 dilution, followed by ab150081 at 1/1000 dilution.

Western blot - Anti-QRICH1 antibody [EPR30491-560] (AB326365)
  • WB

Lab

Western blot - Anti-QRICH1 antibody [EPR30491-560] (AB326365)

Blocking and diluting buffer and concentration : 5% NFDM/TBST.

To minimize protein degradation, cells were lysed immediately after harvest and then applied to a gel and transfer membrane for Western blotting as soon as possible.

The bands beneath the target band (100 kDa) are likely to be degraded target fragments.

In Western blot, Anti-GAPDH antibody [EPR16891] - Loading Control (ab181602) (1 : 200000) (36KDa).

All lanes:

Western blot - Anti-QRICH1 antibody [EPR30491-560] (ab326365) at 1/1000 dilution

Lane 1:

A549 (human lung carcinoma epithelial cell) transfected with scrambled siRNA control fresh whole cell lysate at 20 µg

Lane 2:

A549 transfected with siRNA specifically targeting QRICH1 fresh whole cell lysate at 20 µg

Secondary

All lanes:

Western blot - Goat Anti-Rabbit IgG H&L (HRP) (<a href='/en-us/products/secondary-antibodies/goat-rabbit-igg-h-l-hrp-ab97051'>ab97051</a>) at 1/100000 dilution

Observed band size: 100 kDa,36 kDa

false

Exposure time: 180s

Western blot - Anti-QRICH1 antibody [EPR30491-560] (AB326365)
  • WB

Lab

Western blot - Anti-QRICH1 antibody [EPR30491-560] (AB326365)

Blocking and diluting buffer and concentration : 5% NFDM/TBST.

To minimize protein degradation, cells were lysed immediately after harvest and then applied to a gel and transfer membrane for Western blotting as soon as possible.

The bands beneath the target band (100 kDa) are likely to be degraded target fragments.

In Western blot, Anti-GAPDH antibody [EPR16891] - Loading Control (ab181602) (1 : 200000) (36KDa).

All lanes:

Western blot - Anti-QRICH1 antibody [EPR30491-560] (ab326365) at 1/1000 dilution

Lane 1:

HeLa (human cervical adenocarcinoma epithelial cell) fresh whole cell lysate at 20 µg

Lane 2:

293T (human embryonic kidney epithelial cell) fresh whole cell lysate at 20 µg

Lane 3:

NIH/3T3 (mouse embryonic fibroblast) fresh whole cell lysate at 20 µg

Secondary

All lanes:

Western blot - Goat Anti-Rabbit IgG H&L (HRP) (<a href='/en-us/products/secondary-antibodies/goat-rabbit-igg-h-l-hrp-ab97051'>ab97051</a>) at 1/20000 dilution

Observed band size: 100 kDa,36 kDa

false

Exposure time: 180s

Western blot - Anti-QRICH1 antibody [EPR30491-560] (AB326365)
  • WB

Lab

Western blot - Anti-QRICH1 antibody [EPR30491-560] (AB326365)

Blocking and diluting buffer and concentration : 5% NFDM/TBST.

To minimize protein degradation, cells were lysed immediately after harvest and then applied to a gel and transfer membrane for Western blotting as soon as possible.

The bands beneath the target band (100 kDa) are likely to be degraded target fragments.

In Western blot, Anti-GAPDH antibody [EPR16891] - Loading Control (ab181602) (1 : 200000) (36KDa).

All lanes:

Western blot - Anti-QRICH1 antibody [EPR30491-560] (ab326365) at 1/1000 dilution

Lane 1:

Mouse brain fresh tissue lysate at 20 µg

Lane 2:

Mouse liver fresh tissue lysate at 20 µg

Lane 3:

Mouse testis fresh tissue lysate at 20 µg

Secondary

All lanes:

Western blot - Goat Anti-Rabbit IgG H&L (HRP) (<a href='/en-us/products/secondary-antibodies/goat-rabbit-igg-h-l-hrp-ab97051'>ab97051</a>) at 1/20000 dilution

Observed band size: 100 kDa,36 kDa

false

Exposure time: 180s

Key facts

Host species

Rabbit

Clonality

Monoclonal

Clone number

EPR30491-560

Isotype

IgG

Carrier free

No

Reacts with

Human, Mouse

Applications

WB, IHC-P, ICC/IF

applications

Immunogen

The exact immunogen used to generate this antibody is proprietary information.

Reactivity data

{ "title": "Reactivity Data", "filters": { "stats": ["", "Species", "Dilution Info", "Notes"], "tabs": { "all-applications": {"fullname" : "All Applications", "shortname": "All Applications"}, "ICCIF" : {"fullname" : "Immunocytochemistry/ Immunofluorescence", "shortname":"ICC/IF"}, "IHCP" : {"fullname" : "Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections)", "shortname":"IHC-P"}, "WB" : {"fullname" : "Western blot", "shortname":"WB"} }, "product-promise": { "all": "all", "testedAndGuaranteed": "tested", "guaranteed": "expected", "predicted": "predicted", "notRecommended": "not-recommended" } }, "values": { "Human": { "ICCIF-species-checked": "testedAndGuaranteed", "ICCIF-species-dilution-info": "1/500", "ICCIF-species-notes": "<p></p>", "IHCP-species-checked": "testedAndGuaranteed", "IHCP-species-dilution-info": "1/100", "IHCP-species-notes": "<p></p> Perform heat-mediated antigen retrieval with Tris/EDTA buffer pH 9.0 before commencing with IHC staining protocol.", "WB-species-checked": "testedAndGuaranteed", "WB-species-dilution-info": "1/1000", "WB-species-notes": "<p></p>" }, "Mouse": { "ICCIF-species-checked": "testedAndGuaranteed", "ICCIF-species-dilution-info": "1/500", "ICCIF-species-notes": "<p></p>", "IHCP-species-checked": "testedAndGuaranteed", "IHCP-species-dilution-info": "1/500", "IHCP-species-notes": "<p></p> Perform heat-mediated antigen retrieval with Tris/EDTA buffer pH 9.0 before commencing with IHC staining protocol.", "WB-species-checked": "testedAndGuaranteed", "WB-species-dilution-info": "1/1000", "WB-species-notes": "<p></p>" } } }

Product details

Patented technology
Our RabMAb® technology is a patented hybridoma-based technology for making rabbit monoclonal antibodies. For details on our patents, please refer to RabMAb® patents.

What are the advantages of a recombinant monoclonal antibody?
This product is a recombinant monoclonal antibody, which offers several advantages including:

  • - High batch-to-batch consistency and reproducibility
  • - Improved sensitivity and specificity
  • - Long-term security of supply
  • - Animal-free batch production

For more information, read more on recombinant antibodies.

Properties and storage information

Form
Liquid
Purification technique
Affinity purification Protein A
Storage buffer
pH: 7.2 - 7.4 Preservative: 0.01% Sodium azide Constituents: PBS, 40% Glycerol (glycerin, glycerine), 0.05% BSA
Shipped at conditions
Blue Ice
Appropriate short-term storage duration
1-2 weeks
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

Product protocols

For this product, it's our understanding that no specific protocols are required. You can visit:

Target data

Transcriptional regulator that acts as a mediator of the integrated stress response (ISR) through transcriptional control of protein homeostasis under conditions of ER stress (PubMed : 33384352, PubMed : 40355839). Controls the outcome of the unfolded protein response (UPR) which is an ER-stress response pathway (PubMed : 33384352). ER stress induces QRICH1 translation by a ribosome translation re-initiation mechanism in response to EIF2S1/eIF-2-alpha phosphorylation, and stress-induced QRICH1 regulates a transcriptional program associated with protein translation, protein secretion-mediated proteotoxicity and cell death during the terminal UPR (PubMed : 33384352). May cooperate with ATF4 transcription factor signaling to regulate ER homeostasis which is critical for cell viability (PubMed : 33384352). Up-regulates CASP3/caspase-3 activity in epithelial cells under ER stress. Central regulator of proteotoxicity associated with ER stress-mediated inflammatory diseases in the intestines and liver (PubMed : 33384352). Core component of the zincore complex, a heterotetramer that acts as a molecular 'grip' to stabilize transcription factors at DNA-binding sites across the genome, thereby controlling gene expression (PubMed : 40608935). The zincore complex binds specifically to zinc finger transcription factors, such as ZFP91, ZNF652, ZNF526 and PRDM15, and stabilizes them onto their cognate DNA motif (PubMed : 40608935). Involved in chondrocyte hypertrophy, a process required for normal longitudinal bone growth (PubMed : 30281152).
See full target information QRICH1

Product promise

We are committed to supporting your work with high-quality reagents, and we're here for you every step of the way. In the unlikely event that one of our products does not perform as expected, you're protected by our Product Promise.
For full details, please see our Terms & Conditions

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