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AB194989

HRP Anti-CD44 antibody [EPR1013Y]

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(1 Publication)

Rabbit Recombinant Monoclonal CD44 antibody - conjugated to HRP. Suitable for WB and reacts with Human samples. Cited in 1 publication.

View Alternative Names

CD44, LHR, MDU2, MDU3, MIC4, CD44 antigen, CDw44, Epican, Extracellular matrix receptor III, GP90 lymphocyte homing/adhesion receptor, HUTCH-I, Heparan sulfate proteoglycan, Hermes antigen, Hyaluronate receptor, Phagocytic glycoprotein 1, Phagocytic glycoprotein I, ECMR-III, PGP-1, PGP-I

2 Images
Western blot - HRP Anti-CD44 antibody [EPR1013Y] (AB194989)
  • WB

Lab

Western blot - HRP Anti-CD44 antibody [EPR1013Y] (AB194989)

This blot was produced using a 4-12% Bis-tris gel under the MOPS buffer system. The gel was run at 200V for 50 minutes before being transferred onto a Nitrocellulose membrane at 30V for 70 minutes. The membrane was then blocked for an hour using 2% Bovine Serum Albumin before being incubated with ab194989 overnight at 4°C. Antibody binding was visualised using ECL development solution ab133406.

All lanes:

Western blot - HRP Anti-CD44 antibody [EPR1013Y] (ab194989) at 1/2500 dilution

All lanes:

TF-1 Whole Cell Lysate at 10 µg

Predicted band size: 81 kDa

Observed band size: 82 kDa

true

Exposure time: 20min

Western blot - HRP Anti-CD44 antibody [EPR1013Y] (AB194989)
  • WB

Lab

Western blot - HRP Anti-CD44 antibody [EPR1013Y] (AB194989)

Lanes 1 - 4 : Merged signal (red and green). Green - ab194989 observed at 80 kDa. Red - loading control, ab7291 (Mouse anti-Alpha Tubulin [DM1A]) observed at 55kDa.

ab194989 was shown to react with CD44 (HRP) in wild-type HeLa cells in western blot. Loss of signal was observed when CD44 knockout sample was used. Wild-type HeLa and CD44 knockout cell lysates were subjected to SDS-PAGE. Membranes were blocked in 3% milk in TBS-T (0.1% Tween®) before incubation with ab194989 and ab7291 (Mouse anti-Alpha Tubulin [DM1A]) overnight at 4°C at a 1 in 2500 Dilution and a 1 in 20000 dilution respectively. Blots were incubated with Goat anti-Rabbit IgG H&L (IRDye® 800CW) preabsorbed (ab216773) and Goat anti-Mouse IgG H&L (IRDye® 680RD) preabsorbed (ab216776) secondary antibodies at 1 in 20000 dilution for 1 hour at room temperature before imaging.

All lanes:

Western blot - HRP Anti-CD44 antibody [EPR1013Y] (ab194989) at 1/2500 dilution

Lane 1:

Wild-type HeLa (Human epithelial cell line from cervix adenocarcinoma) whole cell lysate at 20 µg

Lane 2:

CD44 knockout HeLa (Human epithelial cell line from cervix adenocarcinoma) whole cell lysate at 20 µg

Lane 2:

Western blot - Human CD44 knockout HeLa cell line (<a href='/en-us/products/cell-lines/human-cd44-knockout-hela-cell-line-ab262515'>ab262515</a>)

Lane 3:

A549 (Human lung carcinoma cell line) whole cell lysate at 20 µg

Lane 4:

LNCaP (Human prostate cancer cell line) whole cell lysate at 20 µg

Predicted band size: 81 kDa

Observed band size: 80 kDa

false

Key facts

Host species

Rabbit

Clonality

Monoclonal

Clone number

EPR1013Y

Isotype

IgG

Conjugation

HRP

Excitation/Emission
Carrier free

No

Reacts with

Human

Applications

WB

applications

Immunogen

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

Specificity

From Jan 2026, QC testing of replenishment batches of this primary conjugate changed. All tested and expected application and reactive species combinations are still covered by our Abcam product promise. However, the replenishment lots are subjected to bioanalytical testing only. For more information on a specific batch, please contact our Scientific Support who will be happy to help.

Reactivity data

{ "title": "Reactivity Data", "filters": { "stats": ["", "Species", "Dilution Info", "Notes"], "tabs": { "all-applications": {"fullname" : "All Applications", "shortname": "All Applications"}, "WB" : {"fullname" : "Western blot", "shortname":"WB"} }, "product-promise": { "all": "all", "testedAndGuaranteed": "tested", "guaranteed": "expected", "predicted": "predicted", "notRecommended": "not-recommended" } }, "values": { "Human": { "WB-species-checked": "testedAndGuaranteed", "WB-species-dilution-info": "1/2500", "WB-species-notes": "<p></p>" }, "Mouse": { "WB-species-checked": "notRecommended", "WB-species-dilution-info": "1/2500", "WB-species-notes": "<p></p>" }, "Rat": { "WB-species-checked": "notRecommended", "WB-species-dilution-info": "1/2500", "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: 7.4 Preservative: 0.1% Proclin 300 Solution Constituents: PBS, 30% Glycerol (glycerin, glycerine), 1% 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|Store in the dark

Product protocols

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

Target data

The protein expressed by gene CD44 functions as a cell-surface receptor involved in cell-cell interactions, cell adhesion, and migration, allowing cells to detect and react to changes in their tissue microenvironment. It is implicated in numerous cellular processes, including the activation, recirculation, and homing of T-lymphocytes, hematopoiesis, inflammation, and the response to bacterial infection. Through its ectodomain, CD44 interacts with extracellular matrix components like hyaluronan, collagen, growth factors, cytokines, and proteases, serving as a platform for signal transduction by forming protein complexes with receptor kinases and membrane proteases via its cytoplasmic domain. Effectors such as PKN2, the RhoGTPases RAC1 and RHOA, Rho-kinases, and phospholipase C coordinate signaling pathways that promote calcium mobilization and actin-mediated cytoskeleton reorganization crucial for cell migration and adhesion. This supplementary information is collated from multiple sources and compiled automatically.
See full target information CD44

Publications (1)

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

Cancers 13: PubMed34680267

2021

Pirfenidone Reduces Epithelial-Mesenchymal Transition and Spheroid Formation in Breast Carcinoma through Targeting Cancer-Associated Fibroblasts (CAFs).

Applications

Unspecified application

Species

Unspecified reactive species

Hamidreza Aboulkheyr Es,Thomas R Cox,Ehsan Sarafraz-Yazdi,Jean Paul Thiery,Majid Ebrahimi Warkiani
View all publications

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

Please note: All products are 'FOR RESEARCH USE ONLY. NOT FOR USE IN DIAGNOSTIC OR THERAPEUTIC PROCEDURES'.

For licensing inquiries, please contact partnerships@abcam.com