Product Info Summary
SKU: | A07050-1 |
---|---|
Size: | 100 µg/vial |
Reactive Species: | Human |
Host: | Rabbit |
Application: | ELISA, Flow Cytometry, IF, IHC, ICC, WB |
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Product info
Product Name
Anti-NELFE Antibody Picoband®
SKU/Catalog Number
A07050-1
Size
100 µg/vial
Form
Lyophilized
Description
Boster Bio Anti-NELFE Antibody Picoband® catalog # A07050-1. Tested in ELISA, IF, IHC, ICC, WB, Flow Cytometry applications. This antibody reacts with Human. The brand Picoband indicates this is a premium antibody that guarantees superior quality, high affinity, and strong signals with minimal background in Western blot applications. Only our best-performing antibodies are designated as Picoband, ensuring unmatched performance.
Storage & Handling
At -20°C for one year from date of receipt. After reconstitution, at 4°C for one month. It can also be aliquotted and stored frozen at -20°C for six months. Avoid repeated freezing and thawing.
Cite This Product
Anti-NELFE Antibody Picoband® (Boster Biological Technology, Pleasanton CA, USA, Catalog # A07050-1)
Host
Rabbit
Contents
Each vial contains 4 mg Trehalose, 0.9 mg NaCl, 0.2 mg Na2HPO4.
Clonality
Polyclonal
Isotype
Rabbit IgG
Immunogen
E.coli-derived human NELFE recombinant protein (Position: N262-D378).
*Blocking peptide can be purchased. Costs vary based on immunogen length. Contact us for pricing.
Cross-reactivity
No cross-reactivity with other proteins.
Reactive Species
A07050-1 is reactive to NELFE in Human
Reconstitution
Adding 0.2 ml of distilled water will yield a concentration of 500 µg/ml.
Observed Molecular Weight
43 kDa
Calculated molecular weight
43.24kDa
Background of NELFE
The protein encoded by this gene is part of a complex termed negative elongation factor (NELF) which represses RNA polymerase II transcript elongation. This protein bears similarity to nuclear RNA-binding proteins; however, it has not been demonstrated that this protein binds RNA. The protein contains a tract of alternating basic and acidic residues, largely arginine (R) and aspartic acid (D). The gene localizes to the major histocompatibility complex (MHC) class III region on chromosome 6.
Antibody Validation
Boster validates all antibodies on WB, IHC, ICC, Immunofluorescence, and ELISA with known positive control and negative samples to ensure specificity and high affinity, including thorough antibody incubations.
Application & Images
Applications
A07050-1 is guaranteed for ELISA, Flow Cytometry, IF, IHC, ICC, WB Boster Guarantee
Assay Dilutions Recommendation
The recommendations below provide a starting point for assay optimization. The actual working concentration varies and should be decided by the user.
Western blot, 0.25-0.5 μg/ml, Human
Immunohistochemistry(Paraffin-embedded Section), 2-5 μg/ml, Human
Immunocytochemistry/Immunofluorescence, 5 μg/ml, Human
Flow Cytometry (Fixed), 1-3 μg/1x106 cells, Human
ELISA, 0.1-0.5 μg/ml, -
Positive Control
WB: human 293T whole cell, human Hela whole cell, human U20S whole cell
IHC: human lung squamous cell carcinoma tissue, human ovarian cancer tissue
ICC/IF: A549 cell
FCM: 293T cell
Validation Images & Assay Conditions
Click image to see more details
Figure 1. Western blot analysis of NELFE using anti-NELFE antibody (A07050-1).
Electrophoresis was performed on a 5-20% SDS-PAGE gel at 70V (Stacking gel) / 90V (Resolving gel) for 2-3 hours. The sample well of each lane was loaded with 30 ug of sample under reducing conditions.
Lane 1: human 293T whole cell lysates,
Lane 2: human Hela whole cell lysates,
Lane 3: human U20S whole cell lysates.
After electrophoresis, proteins were transferred to a nitrocellulose membrane at 150 mA for 50-90 minutes. Blocked the membrane with 5% non-fat milk/TBS for 1.5 hour at RT. The membrane was incubated with rabbit anti-NELFE antigen affinity purified polyclonal antibody (Catalog # A07050-1) at 0.5 μg/mL overnight at 4°C, then washed with TBS-0.1%Tween 3 times with 5 minutes each and probed with a goat anti-rabbit IgG-HRP secondary antibody at a dilution of 1:5000 for 1.5 hour at RT. The signal is developed using an Enhanced Chemiluminescent detection (ECL) kit (Catalog # EK1002) with Tanon 5200 system. A specific band was detected for NELFE at approximately 43 kDa. The expected band size for NELFE is at 43 kDa.
Click image to see more details
Figure 2. IHC analysis of NELFE using anti-NELFE antibody (A07050-1).
NELFE was detected in a paraffin-embedded section of human lung squamous cell carcinoma tissue. Heat mediated antigen retrieval was performed in EDTA buffer (pH 8.0, epitope retrieval solution). The tissue section was blocked with 10% goat serum. The tissue section was then incubated with 2 μg/ml rabbit anti-NELFE Antibody (A07050-1) overnight at 4°C. Peroxidase Conjugated Goat Anti-rabbit IgG was used as secondary antibody and incubated for 30 minutes at 37°C. The tissue section was developed using HRP Conjugated Rabbit IgG Super Vision Assay Kit (Catalog # SV0002) with DAB as the chromogen.
Click image to see more details
Figure 3. IHC analysis of NELFE using anti-NELFE antibody (A07050-1).
NELFE was detected in a paraffin-embedded section of human ovarian cancer tissue. Heat mediated antigen retrieval was performed in EDTA buffer (pH 8.0, epitope retrieval solution). The tissue section was blocked with 10% goat serum. The tissue section was then incubated with 2 μg/ml rabbit anti-NELFE Antibody (A07050-1) overnight at 4°C. Peroxidase Conjugated Goat Anti-rabbit IgG was used as secondary antibody and incubated for 30 minutes at 37°C. The tissue section was developed using HRP Conjugated Rabbit IgG Super Vision Assay Kit (Catalog # SV0002) with DAB as the chromogen.
Click image to see more details
Figure 4. IF analysis of NELFE using anti-NELFE antibody (A07050-1) and anti-Beta Tubulin antibody (M01857-3).
NELFE was detected in immunocytochemical section of A549 cell. Enzyme antigen retrieval was performed using IHC enzyme antigen retrieval reagent (AR0022) for 15 mins. The cells were blocked with 10% goat serum. And then incubated with 5 μg/mL rabbit anti-NELFE Antibody (A07050-1) and mouse anti-Beta Tubulin antibody (M01857-3) overnight at 4°C. Cy3 Conjugated Goat Anti-Rabbit IgG (BA1032) and DyLight®488 Conjugated Goat Anti-Mouse IgG (BA1126) were used as secondary antibody at 1:500 dilution and incubated for 30 minutes at 37°C. Visualize using a fluorescence microscope and filter sets appropriate for the label used.
Click image to see more details
Figure 5. Flow Cytometry analysis of 293T cells using anti-NELFE antibody (A07050-1).
Overlay histogram showing 293T cells stained with A07050-1 (Blue line). To facilitate intracellular staining, cells were fixed with 4% paraformaldehyde and permeabilized with permeabilization buffer. The cells were blocked with 10% normal goat serum. And then incubated with rabbit anti-NELFE Antibody (A07050-1, 1 μg/1x106 cells) for 30 min at 20°C. DyLight®488 conjugated goat anti-rabbit IgG (BA1127, 5-10 μg/1x106 cells) was used as secondary antibody for 30 minutes at 20°C. Isotype control antibody (Green line) was rabbit IgG (1 μg/1x106) used under the same conditions. Unlabelled sample (Red line) was also used as a control.
Protein Target Info & Infographic
Gene/Protein Information For NELFE (Source: Uniprot.org, NCBI)
Gene Name
NELFE
Full Name
Negative elongation factor E
Weight
43.24kDa
Superfamily
RRM NELF-E family
Alternative Names
Forkhead box protein F1; Forkhead-related activator 1; FREAC-1; Forkhead-related protein FKHL5; Forkhead-related transcription factor 1; FOXF1; FKHL5; FREAC1 NELFE D6S45, NELF-E, RD, RDBP, RDP negative elongation factor complex member E negative elongation factor E|RD RNA-binding protein|RNA-binding protein RD|major histocompatibility complex gene RD|negative elongation factor polypeptide E|nuclear protein
*If product is indicated to react with multiple species, protein info is based on the gene entry specified above in "Species".For more info on NELFE, check out the NELFE Infographic
We have 30,000+ of these available, one for each gene! Check them out.
In this infographic, you will see the following information for NELFE: database IDs, superfamily, protein function, synonyms, molecular weight, chromosomal locations, tissues of expression, subcellular locations, post-translational modifications, and related diseases, research areas & pathways. If you want to see more information included, or would like to contribute to it and be acknowledged, please contact [email protected].
Specific Publications For Anti-NELFE Antibody Picoband® (A07050-1)
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