Anti-PD1 antibody [29F.1A12] - BSA and Azide free
- Recombinant
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(1 Publication)
Rat Recombinant Monoclonal PD1 antibody. Carrier free. Suitable for WB, ICC/IF, Flow Cyt and reacts with Mouse samples. Cited in 1 publication.
View Alternative Names
CD279, Pd1, Pdcd1, Programmed cell death protein 1, Protein PD-1, mPD-1
- ICC/IF
Supplier Data
Immunocytochemistry/ Immunofluorescence - Anti-PD1 antibody [29F.1A12] - BSA and Azide free (AB309361)
This data was developed using ab309360 the same antibody clone in a different buffer formulation. Immunofluorescent analysis of 4% Paraformaldehyde-fixed, 0.1% Tween-20 permeabilized EL4 (mouse lymphoma T lymphocyte cell) cells labelling PD1 with ab309360 at 1/100 (9.8 ug/ml) dilution, followed by ab150157 Goat Anti-Rat IgG H&L (Alexa Fluor® 488) antibody at 1/1000 dilution (Green). Confocal image showing membranous staining in EL4 cell line.Negative control : L-929 (mouse connective tissue fibroblast cell)Image was taken with a confocal microscope(Leica-Microsystems, TCS SP8). ab206369 Anti-beta Tubulin rabbit monoclonal antibody (Alexa Fluor® 594) was used to counterstain tubulin at 1/200 dilution (Red). The Nuclear counterstain was DAPI (Blue). antibody only control : Secondary antibody is ab150157 Goat Anti-Rat IgG H&L (Alexa Fluor® 488) at 1/1000 dilution.
- Flow Cyt
Supplier Data
Flow Cytometry - Anti-PD1 antibody [29F.1A12] - BSA and Azide free (AB309361)
This data was developed using ab309360 the same antibody clone in a different buffer formulation. Flow cytometric analysis of L-929 (mouse connective tissue fibroblast, Left) / EL4 (mouse lymphoma T lymphocyte, Right) cells labelling PD1 with ab309360 at 1/1000 dilution (0.1 ug)/Right compared with a Rabbit monoclonal IgG (ab172730) (Black) isotype control and an unlabelled control (cells without incubation with primary antibody and secondary antibody) (Blue). Goat F(ab)2 Anti-Rat IgG Fc (Alexa Fluor® 488, ab150161) at 1/5000 dilution was used as the secondary antibody. Negative control : L-929 (PMID : 1396582). Gated on viable cells.
- WB
Supplier Data
Western blot - Anti-PD1 antibody [29F.1A12] - BSA and Azide free (AB309361)
This data was developed using ab309360, the same antibody clone in a different buffer formulation.
Blocking and diluting buffer and concentration : 5% NFDM/TBST
The molecular weight observed is consistent with what has been described in the literature (PMID : 34635486).
This blot was developed using a high sensitivity ECL substrate.
All lanes:
Western blot - Anti-PD1 antibody [29F.1A12] (<a href='/en-us/products/primary-antibodies/pd1-antibody-29f1a12-ab309360'>ab309360</a>) at 1/1000 dilution
All lanes:
EL4.IL-2 (mouse lymphoma T lymphocyte) whole cell lysate at 20 µg
Secondary
All lanes:
Western blot - Goat Anti-Rat IgG H&L (HRP) (<a href='/en-us/products/secondary-antibodies/goat-rat-igg-h-l-hrp-ab205720'>ab205720</a>) at 1/100000 dilution
Observed band size: 50-55 kDa
false
Exposure time: 59s
- WB
Supplier Data
Western blot - Anti-PD1 antibody [29F.1A12] - BSA and Azide free (AB309361)
This data was developed using ab309360, the same antibody clone in a different buffer formulation.
Blocking and diluting buffer and concentration : 5% NFDM/TBST.
Negative control : L-929 (PMID : 1396582)
The molecular weight observed is consistent with what has been described in the literature (PMID : 34635486).
In Western blot, anti-GAPDH antibody (ab181602) loading control staining at 1/200000 dilution.
This blot was developed using a high sensitivity ECL substrate. The high-sensitivity ECL substrate used allows for the detection of proteins in the mid-femtogram range.
All lanes:
Western blot - Anti-PD1 antibody [29F.1A12] (<a href='/en-us/products/primary-antibodies/pd1-antibody-29f1a12-ab309360'>ab309360</a>) at 1/1000 dilution
Lane 1:
EL4 (mouse lymphoma T lymphocyte) whole cell lysate at 20 µg
Lane 2:
L-929 (mouse connective tissue fibroblast) whole cell lysate at 40 µg
Secondary
All lanes:
Western blot - Goat Anti-Rat IgG H&L (HRP) (<a href='/en-us/products/secondary-antibodies/goat-rat-igg-h-l-hrp-ab205720'>ab205720</a>) at 1/100000 dilution
Observed band size: 50-55 kDa
true
Exposure time: 37s
Related conjugates and formulations (1)
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Anti-PD1 antibody [29F.1A12]
Reactivity data
Product details
Want a custom formulation?
This antibody clone is manufactured by Abcam. If you require a custom buffer formulation or conjugation for your experiments, please contact orders@abcam.com
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.
Conjugation ready
Our carrier-free antibodies are typically supplied in a PBS-only formulation, purified and free of BSA, sodium azide and glycerol. 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.
Compatibility
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.
Properties and storage information
Form
Purification technique
Storage buffer
Shipped at conditions
Appropriate short-term storage conditions
Appropriate long-term storage conditions
Supplementary information
This supplementary information is collated from multiple sources and compiled automatically.
Biological function summary
PD1 serves as an inhibitory receptor acting as a checkpoint in the immune system. It becomes part of an immune-suppressive complex when it binds with its ligands PD-L1 or PD-L2 which are expressed on various cell types including some tumor cells. This interaction suppresses the proliferation of T cells and cytokine production contributing to immune homeostasis. By controlling T cell activity PD1 limits autoimmunity but can also reduce the immune system's capability to attack cancer cells.
Pathways
PD1 functions in the immune checkpoint pathway a critical regulatory circuit in immune regulation. The engagement of PD1 with its ligands initiates a cascade that inhibits the function and proliferation of T cells through downstream SHP-2 phosphatase activity. This pathway frequently involves other regulatory proteins like CTLA-4 and is an important mechanism by which the body modulates immune responses. Related pathways often intersect with those involving T cell receptor signaling and contribute to the overall modulation of immune activity.
Product protocols
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Target data
Publications (1)
Recent publications for all applications. Explore the full list and refine your search
MedComm 6:e70311 PubMed40761479
2025
Applications
Unspecified application
Species
Unspecified reactive species
Product promise
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