Rabbit Recombinant Monoclonal P53 antibody. Carrier free. Suitable for IP, WB, ICC/IF, Flow Cyt (Intra) and reacts with Mouse samples.
pH: 7.2 - 7.4
Constituents: PBS
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Multifunctional transcription factor that induces cell cycle arrest, DNA repair or apoptosis upon binding to its target DNA sequence (PubMed:19556538, PubMed:20673990, PubMed:22726440). Acts as a tumor suppressor in many tumor types; induces growth arrest or apoptosis depending on the physiological circumstances and cell type. Negatively regulates cell division by controlling expression of a set of genes required for this process. One of the activated genes is an inhibitor of cyclin-dependent kinases. Apoptosis induction seems to be mediated either by stimulation of BAX and FAS antigen expression, or by repression of Bcl-2 expression. Its pro-apoptotic activity is activated via its interaction with PPP1R13B/ASPP1 or TP53BP2/ASPP2 (By similarity). However, this activity is inhibited when the interaction with PPP1R13B/ASPP1 or TP53BP2/ASPP2 is displaced by PPP1R13L/iASPP (By similarity). In cooperation with mitochondrial PPIF is involved in activating oxidative stress-induced necrosis; the function is largely independent of transcription. Prevents CDK7 kinase activity when associated to CAK complex in response to DNA damage, thus stopping cell cycle progression (By similarity). Induces the transcription of long intergenic non-coding RNA p21 (lincRNA-p21) and lincRNA-Mkln1. LincRNA-p21 participates in TP53-dependent transcriptional repression leading to apoptosis, but seems to have to effect on cell-cycle regulation. Regulates the circadian clock by repressing CLOCK-BMAL1-mediated transcriptional activation of PER2 (PubMed:24051492).
P53, Trp53, Tp53, Cellular tumor antigen p53, Tumor suppressor p53
Rabbit Recombinant Monoclonal P53 antibody. Carrier free. Suitable for IP, WB, ICC/IF, Flow Cyt (Intra) and reacts with Mouse samples.
pH: 7.2 - 7.4
Constituents: PBS
ab252388 is the carrier-free version of Anti-p53 antibody [EPR20416-124] ab246223.
Our RabMAb® technology is a patented hybridoma-based technology for making rabbit monoclonal antibodies. For details on our patents, please refer to RabMAb® patents.
This product is a recombinant monoclonal antibody, which offers several advantages including:
For more information, read more on recombinant antibodies.
Our carrier-free antibodies are typically supplied in a PBS-only formulation, purified and free of BSA, sodium azide and glycerol. The carrier-free buffer and high concentration allow for increased conjugation efficiency.
This conjugation-ready format is designed for use with fluorochromes, metal isotopes, oligonucleotides, and enzymes, which makes them ideal for antibody labelling, functional and cell-based assays, flow-based assays (e.g. mass cytometry) and Multiplex Imaging applications.
Use our conjugation kits for antibody conjugates that are ready-to-use in as little as 20 minutes with 1 minute hands-on-time and 100% antibody recovery: available for fluorescent dyes, HRP, biotin and gold.
This product is compatible with the Maxpar® Antibody Labeling Kit from Fluidigm, without the need for antibody preparation. Maxpar® is a trademark of Fluidigm Canada Inc.
The protein p53 also known as TP53 or tumor protein p53 has a molecular weight of approximately 53 kDa. It acts as a transcription factor and plays a major role in cell cycle regulation apoptosis and maintaining genomic stability. This protein mainly expresses in the nucleus of cells and acts as a critical regulator of cellular responses to stress signals including DNA damage. Scientists commonly use p53 antibodies in various assays like western blot and p53 immunofluorescence to detect and study its expression and functional status in cells.
P53 functions to control cell division and apoptosis serving as a guardian of the genome by preventing mutation accumulation. It does not form part of a larger complex under normal conditions but interacts with various other molecules to execute its functions. p53 can activate or suppress the transcription of numerous genes involved in cell cycle arrest DNA repair and programmed cell death allowing it to halt the progression of damaged cells and trigger repair mechanisms or eliminate those that cannot be repaired.
P53 acts within several key biological pathways such as the p53 signaling pathway and the intrinsic apoptotic pathway. Its activity involves interaction with proteins like MDM2 which regulates p53 through ubiquitin-mediated degradation and ATM kinase which phosphorylates p53 in response to DNA damage. These interactions ensure appropriate cellular responses during stress and are vital for maintaining homeostasis.
P53 mutation or inactivation is often associated with the development of cancer given its role in controlling cell division and preventing tumor formation. Specifically its dysfunction has been linked to cancers such as breast cancer and lung cancer. Additionally p53 can interact with other mutant proteins like Ras compounding mutations that contribute to tumor progression and aggressive cancer phenotypes. Understanding these interactions and the status of p53 can be important in developing targeted cancer therapies.
We have tested this species and application combination and it works. It is covered by our product promise.
We have not tested this specific species and application combination in-house, but expect it will work. It is covered by our product promise.
This species and application combination has not been tested, but we predict it will work based on strong homology. However, this combination is not covered by our product promise.
We do not recommend this combination. It is not covered by our product promise.
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In the unlikely event of one of our products not working as expected, you are covered by our product promise.
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Terms & Conditions.
Immunofluorescent analysis of 4% paraformaldehyde-fixed, 0.1% Triton X-100 permeabilized LLC1 (mouse lung carcinoma) cells labeling p53 with Anti-p53 antibody [EPR20416-124] ab246223 at 1/100 dilution, followed by a AlexaFluor®488 Goat anti-Rabbit secondary (Goat Anti-Rabbit IgG H&L (Alexa Fluor® 488) ab150077, green) at a 1/1000 dilution. Confocal image showing nuclear staining in LLC1 cells. An Anti-alpha Tubulin antibody [DM1A] - Microtubule Marker (Alexa Fluor® 594, Alexa Fluor® 594 Anti-alpha Tubulin antibody [DM1A] - Microtubule Marker ab195889) was used as a counterstain at 1/200 dilution, shown in Red. The nuclear counterstain was DAPI (Blue).
Secondary antibody only control: Used PBS instead of primary antibody, secondary antibody is AlexaFluor®488 Goat anti-Rabbit secondary (Goat Anti-Rabbit IgG H&L (Alexa Fluor® 488) ab150077) at 1/1000 dilution.
This data was developed using the same antibody clone in a different buffer formulation containing PBS, BSA, glycerol, and sodium azide (Anti-p53 antibody [EPR20416-124] ab246223).
p53 was immunoprecipitated from 0.35 mg LLC1 (Mouse lung carcinoma) whole cell lysate with Anti-p53 antibody [EPR20416-124] ab246223 at 1/30 dilution. Western blot was performed on the immunoprecipitate using Anti-p53 antibody [EPR20416-124] ab246223 at 1/1000 dilution. VeriBlot for IP Detection Reagent (HRP) (VeriBlot for IP Detection Reagent (HRP) ab131366), was used for detection at 1/5000 dilution.
Lane 1: LLC1 whole cell lysate (Input).
Lane 2: Anti-p53 antibody [EPR20416-124] ab246223 IP in LLC1 whole cell lysate.
Lane 3: Rabbit monoclonal IgG (Rabbit IgG, monoclonal [EPR25A] - Isotype Control ab172730) instead of Anti-p53 antibody [EPR20416-124] ab246223 in LLC1 whole cell lysate.
Blocking and dilution buffer and concentration: 5% NFDM/TBST.
Exposure time: 3 seconds.
This data was developed using the same antibody clone in a different buffer formulation containing PBS, BSA, glycerol, and sodium azide (Anti-p53 antibody [EPR20416-124] ab246223).
All lanes: Immunoprecipitation - Anti-p53 antibody [EPR20416-124] (Anti-p53 antibody [EPR20416-124] ab246223)
Predicted band size: 43 kDa
Intracellular flow cytometric analysis of 4% paraformaldehyde-fixed, 90% methanol permeabilized , LLC1 (Mouse lung carcinoma) cell line labeling p53 with Anti-p53 antibody [EPR20416-124] ab246223 at 1/60 dilution (Red) compared with a Rabbit monoclonal IgG (Rabbit IgG, monoclonal [EPR25A] - Isotype Control ab172730, Black) isotype control and an unlabeled control (Cell without incubation with primary antibody and secondary antibody, Blue). A Goat anti rabbit IgG (Alexa Fluor® 488, Goat Anti-Rabbit IgG H&L (Alexa Fluor® 488) ab150077) was used as the secondary antibody at 1/2000 dilution.
This data was developed using the same antibody clone in a different buffer formulation containing PBS, BSA, glycerol, and sodium azide (Anti-p53 antibody [EPR20416-124] ab246223).
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