Rabbit Polyclonal FOXA1 antibody. Suitable for WB and reacts with Human samples. Cited in 167 publications.
pH: 7.4
Preservative: 0.02% Sodium azide
Constituents: 98.98% PBS, 1% BSA
WB | IHC-FoFr | IHC-P | ICC/IF | |
---|---|---|---|---|
Human | Tested | Not recommended | Not recommended | Not recommended |
Mouse | Predicted | Not recommended | Not recommended | Not recommended |
Rat | Predicted | Not recommended | Not recommended | Not recommended |
Xenopus laevis | Predicted | Not recommended | Not recommended | Not recommended |
Species | Dilution info | Notes |
---|---|---|
Species Human | Dilution info 0.7-1 µg/mL | Notes - |
Species | Dilution info | Notes |
---|---|---|
Species Rat, Xenopus laevis, Mouse | Dilution info - | Notes - |
Species | Dilution info | Notes |
---|---|---|
Species Human, Rat, Xenopus laevis, Mouse | Dilution info - | Notes - |
Species | Dilution info | Notes |
---|---|---|
Species Human, Rat, Xenopus laevis, Mouse | Dilution info - | Notes - |
Species | Dilution info | Notes |
---|---|---|
Species Human, Rat, Xenopus laevis, Mouse | Dilution info - | Notes - |
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Transcription factor that is involved in embryonic development, establishment of tissue-specific gene expression and regulation of gene expression in differentiated tissues. Is thought to act as a 'pioneer' factor opening the compacted chromatin for other proteins through interactions with nucleosomal core histones and thereby replacing linker histones at target enhancer and/or promoter sites. Binds DNA with the consensus sequence 5'-[AC]A[AT]T[AG]TT[GT][AG][CT]T[CT]-3' (By similarity). Proposed to play a role in translating the epigenetic signatures into cell type-specific enhancer-driven transcriptional programs. Its differential recruitment to chromatin is dependent on distribution of histone H3 methylated at 'Lys-5' (H3K4me2) in estrogen-regulated genes. Involved in the development of multiple endoderm-derived organ systems such as liver, pancreas, lung and prostate; FOXA1 and FOXA2 seem to have at least in part redundant roles (By similarity). Modulates the transcriptional activity of nuclear hormone receptors. Is involved in ESR1-mediated transcription; required for ESR1 binding to the NKX2-1 promoter in breast cancer cells; binds to the RPRM promoter and is required for the estrogen-induced repression of RPRM. Involved in regulation of apoptosis by inhibiting the expression of BCL2. Involved in cell cycle regulation by activating expression of CDKN1B, alone or in conjunction with BRCA1. Originally described as a transcription activator for a number of liver genes such as AFP, albumin, tyrosine aminotransferase, PEPCK, etc. Interacts with the cis-acting regulatory regions of these genes. Involved in glucose homeostasis.
HNF3A, TCF3A, FOXA1, Hepatocyte nuclear factor 3-alpha, HNF-3-alpha, HNF-3A, Forkhead box protein A1, Transcription factor 3A, TCF-3A
Rabbit Polyclonal FOXA1 antibody. Suitable for WB and reacts with Human samples. Cited in 167 publications.
pH: 7.4
Preservative: 0.02% Sodium azide
Constituents: 98.98% PBS, 1% BSA
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FOXA1 also known as Forkhead Box A1 is a transcription factor with a molecular weight of about 49 kDa. It plays a role by binding to specific DNA sequences influencing the expression of genes involved in various cellular processes. This protein is expressed in tissues like liver lungs and prostate. Researchers also refer to FOXA1 as HNF-3α emphasizing its importance in transcription regulation.
FOXA1 influences the transcriptional control of genes essential for organ development and metabolic regulation. It acts as a pioneer factor opening chromatin structure to enable access for other transcription factors. FOXA1 integrates into complexes that involve histone modification affecting the chromatin state and transcription of target genes. This function is necessary for the proper differentiation and function of several tissues.
FOXA1 participates significantly in the androgen receptor signaling pathway and the estrogen receptor signaling pathway. It interacts closely with androgen receptor facilitating the expression of genes that influence cell growth and proliferation. The involvement of FOXA1 in these pathways highlights its critical role in pathways that regulate hormone-responsive cancers and metabolic processes.
FOXA1 shows a strong association with cancers such as prostate cancer and breast cancer. FOXA1's interaction with the androgen receptor links it to prostate cancer progression while its involvement with the estrogen receptor correlates with breast cancer development. Aberrations in its expression or function can disrupt these pathways emphasizing the importance of FOXA1 in cancer biology and its potential as a therapeutic target.
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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.
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Terms & Conditions.
ab23738 was shown to recognize FOXA1 in wild-type HAP1 cells as signal was lost at the expected MW in FOXA1 knockout cells. Additional cross-reactive bands were observed in the wild-type and knockout cells. Wild-type and FOXA1 knockout samples were subjected to SDS-PAGE. ab23738 and Anti-GAPDH antibody [mAbcam 9484] - Loading Control ab9484 (Mouse anti-GAPDH loading control) were incubated overnight at 4°C at 0.7 μg/ml and 1/20000 dilution respectively. Blots were developed with Goat anti-Rabbit IgG H&L (IRDye® 800CW) preabsorbed Goat anti-Rabbit IgG H&L (IRDye® 800CW) preadsorbed ab216773 and Goat anti-Mouse IgG H&L (IRDye® 680RD) preabsorbed Goat anti-Mouse IgG H&L (IRDye® 680RD) preadsorbed ab216776 secondary antibodies at 1/20000 dilution for 1 hour at room temperature before imaging.
All lanes: Western blot - Anti-FOXA1 antibody (ab23738) at 0.7 µg/mL
Lane 1: Wild-type HAP1 whole cell lysate at 20 µg
Lane 2: FOXA1 knockout HAP1 whole cell lysate at 20 µg
Lane 3: HepG2 whole cell lysate at 20 µg
Lane 4: A549 whole cell lysate at 20 µg
Predicted band size: 49 kDa
All lanes: Western blot - Anti-FOXA1 antibody (ab23738) at 1 µg/mL
All lanes: Human heart tissue lysate at 20 µg
All lanes: Goat polyclonal to Rabbit IgG (Alexa Fluor® 680) at 1/10000 dilution
Predicted band size: 49 kDa
Observed band size: 31 kDa, 51 kDa
All lanes: Western blot - Anti-FOXA1 antibody (ab23738) at 1 µg/mL
All lanes: Recombinant Human FOXA1 protein (ab98301) at 0.1 µg
All lanes: Western blot - Goat Anti-Rabbit IgG H&L (HRP) preadsorbed (Goat Anti-Rabbit IgG H&L (HRP) preadsorbed ab97080) at 1/5000 dilution
Developed using the ECL technique.
Performed under reducing conditions.
Predicted band size: 49 kDa
Exposure time: 10s
All lanes: Western blot - Anti-FOXA1 antibody (ab23738) at 1/1000 dilution
Lane 1: Lysate prepared from human LNCaP cells at 20 µg
Lane 2: Lysate prepared from MCF7 cells at 20 µg
Lane 3: Lysate prepared from human LNCaP cells with ethanol as vehicle control at 20 µg
Lane 4: Lysate prepared from human LNCaP cells with 100 nM DHT at 20 µg
All lanes: HRP-conjugated goat polyclonal to rabbit IgG at 1/5000 dilution
Developed using the ECL technique.
Performed under reducing conditions.
Predicted band size: 49 kDa
Observed band size: 51 kDa
Exposure time: 2s
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