Anti-splicing factor 1 antibody [EPR22437-50] - BSA and Azide free
- BOND RX™ Validated
- RabMAb
- Recombinant
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(1 Publication)
Rabbit Recombinant Monoclonal splicing factor 1 antibody. Carrier free. Suitable for IP, WB, ICC/IF, Flow Cyt (Intra), IHC-P and reacts with Human, Mouse, Rat samples. Cited in 1 publication.
View Alternative Names
ZFM1, ZNF162, SF1, Splicing factor 1, Mammalian branch point-binding protein, Transcription factor ZFM1, Zinc finger gene in MEN1 locus, Zinc finger protein 162, BBP, mBBP
- IHC-P
Unknown
Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) - Anti-splicing factor 1 antibody [EPR22437-50] - BSA and Azide free (AB254199)
Immunohistochemical analysis of paraffin-embedded human testis tissue labeling Steroidogenic Factor 1/SF-1 with ab223256 at 1/4000 dilution, followed by ready to use Rabbit specific IHC polymer detection kit HRP/DAB (ab209101). Nuclear staining on human testis (PMID : 25145264; PMID : 20736371) is observed. The section was incubated with ab223256 for 10 mins at room temperature. The immunostaining was performed on a Leica Biosystems BOND® RX instrument. Counterstained with hematoxylin.
Secondary antibody only control : Used PBS instead of primary antibody, secondary antibody is ready to use Rabbit specific IHC polymer detection kit HRP/DAB (ab209101).
Perform heat mediated antigen retrieval with Tris-EDTA buffer (pH 9.0, epitope retrieval solution 2) for 20 mins.This data was developed using the same antibody clone in a different buffer formulation containing PBS, BSA, glycerol, and sodium azide (ab223256).
- ICC/IF
Unknown
Immunocytochemistry/ Immunofluorescence - Anti-splicing factor 1 antibody [EPR22437-50] - BSA and Azide free (AB254199)
Immunofluorescent analysis of 4% paraformaldehyde-fixed, 0.1% Triton X-100 permeabilized HeLa (human cervix adenocarcinoma epithelial cell) cells labeling Steroidogenic Factor 1/SF-1 with ab223256 at 1/500 dilution, followed by Goat Anti-Rabbit IgG H&L (Alexa Fluor® 488) (ab150077) secondary antibody at 1/1000 dilution (green). Confocal image showing nuclear staining in HeLa cell line. The nuclear counterstain is DAPI (blue).
Tubulin is detected with ab195889 Anti-alpha Tubulin antibody [DM1A] - Microtubule Marker (Alexa Fluor® 594) at a 1/200 dilution (red).
Secondary antibody only control : Used PBS insread of primary antibody, followed by Goat Anti-Rabbit IgG H&L (Alexa Fluor® 488) (ab150077) secondary antibody 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 (ab223256).
- Flow Cyt (Intra)
Unknown
Flow Cytometry (Intracellular) - Anti-splicing factor 1 antibody [EPR22437-50] - BSA and Azide free (AB254199)
Intracellular flow cytometric analysis of 4% paraformaldehyde-fixed, 90% methanol permeabilized HeLa (human cervix adenocarcinoma epithelial cell) cell line labeling Steroidogenic Factor 1/SF-1 with ab223256 at 1/500 dilution (red) compared with a Rabbit monoclonal IgG (ab172730) (black) and an unlabeled control (cells without incubation with primary antibody and secondary antibody) (blue). Goat anti rabbit IgG (Alexa Fluor® 488, ab150077), at 1/2000 dilution was used as the secondary antibody.
This data was developed using the same antibody clone in a different buffer formulation containing PBS, BSA, glycerol, and sodium azide (ab223256).
- IHC-P
Unknown
Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) - Anti-splicing factor 1 antibody [EPR22437-50] - BSA and Azide free (AB254199)
Immunohistochemical analysis of paraffin-embedded human stomach tissue labeling Steroidogenic Factor 1/SF-1 with ab223256 at 1/4000 dilution, followed by ready to use Rabbit specific IHC polymer detection kit HRP/DAB (ab209101). Nuclear staining on human stomach (PMID : 25145264) is observed. The section was incubated with ab223256 for 10 mins at room temperature. The immunostaining was performed on a Leica Biosystems BOND® RX instrument. Counterstained with hematoxylin.
Secondary antibody only control : Used PBS instead of primary antibody, secondary antibody is ready to use Rabbit specific IHC polymer detection kit HRP/DAB (ab209101).
Perform heat mediated antigen retrieval with Tris-EDTA buffer (pH 9.0, epitope retrieval solution 2) for 20 mins.This data was developed using the same antibody clone in a different buffer formulation containing PBS, BSA, glycerol, and sodium azide (ab223256).
- IP
Lab
Immunoprecipitation - Anti-splicing factor 1 antibody [EPR22437-50] - BSA and Azide free (AB254199)
This data was developed using the same antibody clone in a different buffer formulation containing PBS, BSA, glycerol, and sodium azide (ab223256).
Splicing factor 1 was immunoprecipitated from HeLa (human cervix adenocarcinoma epithelial cell) whole cell lysate with ab223256 at 1/30 dilution (2μg in 0.35mg lysates). Western blot was performed from the immunoprecipitate using ab223256 at 1/1000 dilution. VeriBlot for IP Detection Reagent (HRP) (ab131366), was used at 1/5000 dilution.
Lane 1 : HeLa (human cervical adenocarcinoma epithelial cell) whole cell lysate 10 μg
Lane 2 : ab223256 IP in HeLa (human cervical adenocarcinoma epithelial cell) whole cell lysate
Lane 3 : Rabbit monoclonal IgG (ab172730) instead of ab223256 in HeLa whole cell lysate
Blocking/Dilution buffer : 5% NFDM/TBST.
Lysates were freshly made and used for Western blotting immediately to minimize protein degradation.
All lanes:
Immunoprecipitation - Anti-splicing factor 1 antibody [EPR22437-50] (<a href='/en-us/products/primary-antibodies/splicing-factor-1-antibody-epr22437-50-ab223256'>ab223256</a>) at 1/1000 dilution
Lane 1:
HeLa (human cervical adenocarcinoma epithelial cell) whole cell lysate at 10 µg
Lane 2:
<a href='/en-us/products/primary-antibodies/splicing-factor-1-antibody-epr22437-50-ab223256'>ab223256</a> IP in HeLa (human cervical adenocarcinoma epithelial cell) whole cell lysate
Secondary
All lanes:
Immunoprecipitation - VeriBlot for IP Detection Reagent (HRP) (<a href='/en-us/products/reagents/veriblot-for-ip-detection-reagent-hrp-ab131366'>ab131366</a>) at 1/5000 dilution
Predicted band size: 68 kDa
Observed band size: 70 kDa,80 kDa
false
Exposure time: 15s
- IHC-P
Unknown
Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) - Anti-splicing factor 1 antibody [EPR22437-50] - BSA and Azide free (AB254199)
Immunohistochemical analysis of paraffin-embedded mouse testis tissue labeling Steroidogenic Factor 1/SF-1 with ab223256 at 1/4000 dilution, followed by ready to use Rabbit specific IHC polymer detection kit HRP/DAB (ab209101). Nuclear staining on mouse testis (PMID : 25145264) is observed. The section was incubated with ab223256 for 10 mins at room temperature. The immunostaining was performed on a Leica Biosystems BOND® RX instrument. Counterstained with hematoxylin.
Secondary antibody only control : Used PBS instead of primary antibody, secondary antibody is ready to use Rabbit specific IHC polymer detection kit HRP/DAB (ab209101).
Perform heat mediated antigen retrieval with Tris-EDTA buffer (pH 9.0, epitope retrieval solution 2) for 20 mins.
This data was developed using the same antibody clone in a different buffer formulation containing PBS, BSA, glycerol, and sodium azide (ab223256).
- ICC/IF
Unknown
Immunocytochemistry/ Immunofluorescence - Anti-splicing factor 1 antibody [EPR22437-50] - BSA and Azide free (AB254199)
Immunofluorescent analysis of 4% paraformaldehyde-fixed, 0.1% Triton X-100 permeabilized Neuro-2a (mouse neuroblastoma neuroblast) cells labeling Steroidogenic Factor 1/SF-1 with ab223256 at 1/500 dilution, followed by Goat Anti-Rabbit IgG H&L (Alexa Fluor® 488) (ab150077) secondary antibody at 1/1000 dilution (green). Confocal image showing nuclear staining in Neuro-2a cell line. The nuclear counterstain is DAPI (blue).
Tubulin is detected with with ab195889 Anti-alpha Tubulin antibody [DM1A] - Microtubule Marker (Alexa Fluor® 594) at a 1/200 dilution (red).
Secondary antibody only control : Used PBS instead of primary antibody, followed by Goat Anti-Rabbit IgG H&L (Alexa Fluor® 488) (ab150077) secondary antibody 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 (ab223256).
- IHC-P
Unknown
Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) - Anti-splicing factor 1 antibody [EPR22437-50] - BSA and Azide free (AB254199)
Immunohistochemical analysis of paraffin-embedded rat testis tissue labeling Steroidogenic Factor 1/SF-1 with ab223256 at 1/4000 dilution, followed by ready to use Rabbit specific IHC polymer detection kit HRP/DAB (ab209101). Nuclear staining on rat testis (PMID : 25145264) is observed. The section was incubated with ab223256 for 10 mins at room temperature. The immunostaining was performed on a Leica Biosystems BOND® RX instrument. Counterstained with hematoxylin.
Secondary antibody only control : Used PBS instead of primary antibody, secondary antibody is ready to use Rabbit specific IHC polymer detection kit HRP/DAB (ab209101).
Perform heat mediated antigen retrieval with Tris-EDTA buffer (pH 9.0, epitope retrieval solution 2) for 20 mins.This data was developed using the same antibody clone in a different buffer formulation containing PBS, BSA, glycerol, and sodium azide (ab223256).
- WB
Lab
Western blot - Anti-splicing factor 1 antibody [EPR22437-50] - BSA and Azide free (AB254199)
This data was developed using the same antibody clone in a different buffer formulation containing PBS, BSA, glycerol, and sodium azide (ab254199).
Blocking and dilution buffer : 5% NFDM/TBST.
The molecular weight observed is consistent with what has been described in the literature (PMID : 8752089; PMID : 17383426; PMID : 10103072; PMID : 25145264).
Lysates were freshly made and used for Western blotting immediately to minimize protein degradation.
All lanes:
Western blot - Anti-splicing factor 1 antibody [EPR22437-50] (<a href='/en-us/products/primary-antibodies/splicing-factor-1-antibody-epr22437-50-ab223256'>ab223256</a>) at 1/1000 dilution
Lane 1:
HeLa (human cervical adenocarcinoma epithelial cell) whole cell lysate at 20 µg
Lane 2:
293T (human embryonic kidney epithelial cell) whole cell lysate at 20 µg
Lane 3:
PC-12 (rat adrenal gland pheochromocytoma cell) whole cell lysate at 20 µg
Secondary
All lanes:
Western blot - Goat Anti-Rabbit IgG H&L (HRP) (<a href='/en-us/products/secondary-antibodies/goat-rabbit-igg-h-l-hrp-ab97051'>ab97051</a>) at 1/100000 dilution
Predicted band size: 68 kDa
Observed band size: 70 kDa,80 kDa
false
Exposure time: 26s
- WB
Lab
Western blot - Anti-splicing factor 1 antibody [EPR22437-50] - BSA and Azide free (AB254199)
This data was developed using ab223256, the same antibody clone in a different buffer formulation.
Blocking and diluting buffer and concentration : 5% NFDM/TBST.
This protein is easy to be degraded, to minimize protein degradation, cells/tissues were lysed immediately after harvest and then applied to a gel and transfer membrane for Western blotting right away.
All lanes:
Western blot - Anti-splicing factor 1 antibody [EPR22437-50] (<a href='/en-us/products/primary-antibodies/splicing-factor-1-antibody-epr22437-50-ab223256'>ab223256</a>) at 1/1000 dilution
Lane 1:
HeLa (human cervical adenocarcinoma epithelial cell) frozen lysate at 20 µg
Lane 2:
HeLa (human cervical adenocarcinoma epithelial cell) fresh lysate at 20 µg
Secondary
All lanes:
Western blot - Goat Anti-Rabbit IgG H&L (HRP) (<a href='/en-us/products/secondary-antibodies/goat-rabbit-igg-h-l-hrp-ab97051'>ab97051</a>) at 1/20000 dilution
Observed band size: 70-80 kDa
false
Exposure time: 7s
- WB
Lab
Western blot - Anti-splicing factor 1 antibody [EPR22437-50] - BSA and Azide free (AB254199)
Blocking and dilution buffer : 5% NFDM/TBST.
The molecular weight observed is consistent with what has been described in the literature (PMID : 8752089; PMID : 17383426; PMID : 10103072; PMID : 25145264).
Lysates were freshly made and used for Western blotting immediately to minimize protein degradation.
This data was developed using the same antibody clone in a different buffer formulation containing PBS, BSA, glycerol, and sodium azide (ab254199).
All lanes:
Western blot - Anti-splicing factor 1 antibody [EPR22437-50] (<a href='/en-us/products/primary-antibodies/splicing-factor-1-antibody-epr22437-50-ab223256'>ab223256</a>) at 1/1000 dilution
Lane 1:
Mouse brain tissue lysate at 20 µg
Lane 2:
Mouse testis tissue lysate at 20 µg
Secondary
All lanes:
Western blot - Goat Anti-Rabbit IgG H&L (HRP) (<a href='/en-us/products/secondary-antibodies/goat-rabbit-igg-h-l-hrp-ab97051'>ab97051</a>) at 1/100000 dilution
Observed band size: 70 kDa,80 kDa
false
Exposure time: 26s
Related conjugates and formulations (1)
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Anti-splicing factor 1 antibody [EPR22437-50]
Reactivity data
Product details
ab254199 is the carrier-free version of ab223256.
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.
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
Storage information
Supplementary information
This supplementary information is collated from multiple sources and compiled automatically.
Biological function summary
The protein engages in the early stages of spliceosome complex formation working in concert with other splicing factors such as U2AF and SF3b. SF1 is a specific component required in spliceosome assembly contributing to the recognition of correct splice sites. This step is essential for ensuring the accuracy and efficiency of mRNA splicing which is critical for generating mature mRNA transcripts ready for translation. SF1’s involvement with the spliceosome complex itself highlights its importance in cell function regulation.
Pathways
SF1's activity influences the splicing pathway. This pathway a part of the comprehensive gene expression mechanism is essential for regulating cellular processes through mRNA modification. SF1 interacts with proteins like U2AF65 and U2 snRNP vital components of the spliceosome to facilitate splicing. Additionally SF1 indirectly impacts alternative splicing pathways thereby contributing to mRNA diversity and functionality.
Product protocols
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Target data
Publications (1)
Recent publications for all applications. Explore the full list and refine your search
Theranostics 14:7219-7240 PubMed39629129
2024
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'.
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