Date published: 2025-10-7

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TLR4 Antibody (25): sc-293072

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Datasheets
  • TLR4 Antibody (25) is a mouse monoclonal IgG1 κ TLR4 antibody, cited in 702 publications, provided at 200 µg/ml
  • raised against amino acids 198-395 of TLR4 of mouse origin
  • recommended for detection of TLR4 of mouse, rat, human and canine origin by WB, IP, IF and IHC(P)
  • available conjugated to agarose for IP; and to HRP for WB, IHC(P) and ELISA
  • m-IgG Fc BP-HRP is the preferred secondary detection reagent for TLR4 Antibody (25) for WB and IHC(P) applications. This reagent is now offered in a bundle with TLR4 Antibody (25) (see ordering information below).

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TLR4 Antibody (25) is a mouse monoclonal IgG1 kappa light chain antibody that detects TLR4 protein of mouse, rat, human, and canine origin by western blotting (WB), immunoprecipitation (IP), immunofluorescence (IF), and immunohistochemistry with paraffin-embedded sections (IHCP). anti-TLR4 antibody (25) is available in both non-conjugated and various conjugated forms, including agarose and horseradish peroxidase (HRP). TLR4 plays a crucial role in the immune system as a pattern recognition receptor that identifies pathogen-associated molecular patterns, particularly lipopolysaccharides from Gram-negative bacteria. This recognition is vital for initiating innate immune responses, leading to the activation of signaling pathways that result in the production of pro-inflammatory cytokines and the recruitment of immune cells to sites of infection. TLR4 is primarily located on the cell surface of immune cells such as macrophages and dendritic cells, where TLR4 acts as a sentinel for microbial invasion. Proper functioning of TLR4 is essential for maintaining immune homeostasis and responding effectively to infections. Dysregulation of TLR4 signaling has been implicated in various inflammatory diseases, making TLR4 a significant target for therapeutic intervention. When utilized in immunostaining applications, TLR4 monoclonal antibody (25) demonstrates both nuclear and cytoplasmic localization, highlighting TLR4′s dynamic role in cellular signaling. Expression of TLR4 is notably elevated in peripheral blood leukocytes, macrophages, and monocytes, underscoring TLR4′s importance in the immune response across multiple species.

For Research Use Only. Not Intended for Diagnostic or Therapeutic Use.

Alexa Fluor® is a trademark of Molecular Probes Inc., OR., USA

LI-COR® and Odyssey® are registered trademarks of LI-COR Biosciences

TLR4 Antibody (25) References:

  1. Toll-like receptor-4 mediates lipopolysaccharide-induced signal transduction.  |  Chow, JC., et al. 1999. J Biol Chem. 274: 10689-92. PMID: 10196138
  2. TLR6: A novel member of an expanding toll-like receptor family.  |  Takeuchi, O., et al. 1999. Gene. 231: 59-65. PMID: 10231569
  3. Peptidoglycan- and lipoteichoic acid-induced cell activation is mediated by toll-like receptor 2.  |  Schwandner, R., et al. 1999. J Biol Chem. 274: 17406-9. PMID: 10364168
  4. Host defense mechanisms triggered by microbial lipoproteins through toll-like receptors.  |  Brightbill, HD., et al. 1999. Science. 285: 732-6. PMID: 10426995
  5. Drosophila Toll and IL-1 receptor.  |  Gay, NJ. and Keith, FJ. 1991. Nature. 351: 355-6. PMID: 1851964
  6. A human homologue of the Drosophila Toll protein signals activation of adaptive immunity.  |  Medzhitov, R., et al. 1997. Nature. 388: 394-7. PMID: 9237759
  7. A family of human receptors structurally related to Drosophila Toll.  |  Rock, FL., et al. 1998. Proc Natl Acad Sci U S A. 95: 588-93. PMID: 9435236
  8. Toll-like receptor-2 mediates lipopolysaccharide-induced cellular signalling.  |  Yang, RB., et al. 1998. Nature. 395: 284-8. PMID: 9751057

Ordering Information

Product NameCatalog #UNITPriceQtyFAVORITES

TLR4 Antibody (25)

sc-293072
200 µg/ml
$316.00

TLR4 Antibody (25): m-IgG Fc BP-HRP Bundle

sc-525846
200 µg Ab; 10 µg BP
$354.00

TLR4 Antibody (25) AC

sc-293072 AC
500 µg/ml, 25% agarose
$416.00

TLR4 Antibody (25) HRP

sc-293072 HRP
200 µg/ml
$316.00

Buongiorno. Sarebbe possibile avere questo anticorpo coniugato per fluorescenza su fettine tessuto incluso in paraffina?

Asked by: Stefano
Thank you for your question. TLR4 Antibody (25): sc-293072 is not available with fluorescence conjugation. As possible alternatives we can offer TLR4 Antibody (HTA125): sc-13593, which is recommended for detection of TLR4/MD-2 complex of human origin by IP, IF, IHC(P) and FCM, or TLR4 Antibody (MTS510): sc-13591, which can be used for detection of TLR4/MD-2 complex of mouse, rat and human origin by IP, IF and FCM. Both are available with a variety of different conjugation options, which you can find on their individual product pages.
Answered by: Tech Support Europe
Date published: 2024-06-17

Is there any published paper about the IP application of this TLR4 antibody?

Asked by: Summer
Thank you for your question. Please contact our Technical Service Department for more information.
Answered by: Jiajun Z
Date published: 2024-05-24

It is stated that this antibody is suitable for detecting TLR4 of mouse for WB. However, it is not stated that secondary antibody does not cross-react with mouse protein lysate. What is the recommended use of this antibody for WB from mouse tissue? 

Asked by: Sb1927
Thank you for your question. We have performed proper testing on the secondary and can ensure you that the secondary will not cross react with mouse tissue . If you have more questions or need assistance please contact technical service . (800)-457-3801.
Answered by: BlakeJ
Date published: 2023-11-16

Is this antibody available? Is the agarose-conjugated antibody available as well?

Asked by: yliu1
Thank you for your question. For accurate availability, pricing and shipping information regarding this biochemical product, please contact your local distributor for assistance.
Answered by: Technical Service
Date published: 2021-12-22

do you have a fluorescence tag version of TLR4 Antibody (25): sc-293072 available? or can you order a custom made conjugated version?

Asked by: David Chau
Thank you for your question. TLR4 Antibody (HTA125): sc-13593 and TLR4 Antibody (MTS510): sc-13591 are available in fluorescence-conjugated versions. We do not offer fluorescence conjugates of TLR4 Antibody (25): sc-293072.
Answered by: Tech Support Europe
Date published: 2021-02-09

Is there any chances of double bands in the immunoblot of mouse peritoneal macrophages cells lysates?

Asked by: Soumojit
Thank you for your question. We have not tested this antibody in that specific sample type. We recommend you refer to the product citations using this antibody as a reference. You can search for specific product citations by application, species and sample type using our Product Citation search on our website, or using the link below. https://www.scbt.com/scbt/misc/citationSearch.jsp
Answered by: Technical Support
Date published: 2019-08-17

What is the second antibody??

Asked by: rlaalsgml36
Thank you for your question. You can find our available secondary antibodies here: https://www.scbt.com/scbt/browse/Secondary-Antibodies/_/N-1hoaxk4
Answered by: Tech Service
Date published: 2022-06-07

I didn't get positive result on mouse MC3T3E1 cells by using this TLR4 antibody with1:100 or 1:200 dilution,I was using 555 second antibody,what's the problem is?

Asked by: tommy666
Thank you for your question. Please contact our Technical Service Department for assistance in troubleshooting this antibody.
Answered by: Technical Support
Date published: 2022-11-11
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Rated 5 out of 5 by from Good antibody Works for WBIt works well for WB from both cells and tissues. It seems to work for IF in cells.
Date published: 2025-06-30
Rated 5 out of 5 by from 功能很出色!我一个月前买了这个产品,感觉不错,效果很好,很好用,推荐大家都来用,试试这个无敌巨好用的抗体,赶紧来试试吧
Date published: 2024-09-18
Rated 5 out of 5 by from Excellent results in WB from rat nervous systemWorks very well in 1:500 dilution, clear and strong signal at predicted molecular weight
Date published: 2023-07-21
Rated 1 out of 5 by from It does not work in IF on FFPE tissue sectionsI used this Ab on paraffin embedded tissue sections at two dilutions (1:100 and 1:200) following the SC protocol for IF on such samples. I used a positive control, anti-MUC2, a sample previously and kindly provided by SC, which works very well. I do not exclude it may be a matter of low expression
Date published: 2022-10-19
Rated 5 out of 5 by from The antibody is the best TLR4 antibody for WB.I have used the antibody 10years ago, and the result is very good, and I will share the information to my students.
Date published: 2022-10-11
Rated 5 out of 5 by from Great for IHC / IFRequested a sample and used as a primary antibody for IHC / IF on human tissue after the HTA125 clone yielded no results. 1:50 (4 ug/mL) working concentration, goat-anti-mouse Dylight 488 as secondary antibody.
Date published: 2022-09-29
Rated 5 out of 5 by from Works wellSuccessfully used for primary detection and works as expected in Western blot!
Date published: 2022-07-14
Rated 5 out of 5 by from 特异性高蛋白免疫印迹实验中,多次使用该抗体,特异性高。由于组织样本表达丰富不同,需要根据情况适当调整上样量。
Date published: 2022-07-04
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TLR4 Antibody (25) is rated 4.7 out of 5 by 106.
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