SR-AI/MSR Antibody - BSA Free

Novus Biologicals | Catalog # NBP1-00092

Novus Biologicals
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Key Product Details

Species Reactivity

Validated:

Human, Mouse

Cited:

Human, Mouse

Predicted:

Bovine (93%), Canine (100%), Equine (100%), Primate (93%), Rat (92%). Backed by our 100% Guarantee.

Applications

Validated:

Immunohistochemistry, Immunohistochemistry-Paraffin, Immunohistochemistry-Frozen, Western Blot, Flow Cytometry, Immunocytochemistry/ Immunofluorescence, Proximity Ligation Assay

Cited:

Immunohistochemistry-Frozen, Western Blot, Immunocytochemistry/ Immunofluorescence, Proximity Ligation Assay, IF/IHC

Label

Unconjugated

Antibody Source

Polyclonal Rabbit IgG

Format

BSA Free
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Product Specifications

Immunogen

Synthetic peptide made to an internal portion of human Macrophage Scavenger Receptor I (within residues 400-450). [Swiss-Prot: P21757]

Localization

Membrane; Single-pass type II membrane protein.

Clonality

Polyclonal

Host

Rabbit

Isotype

IgG

Theoretical MW

50 kDa.
Disclaimer note: The observed molecular weight of the protein may vary from the listed predicted molecular weight due to post translational modifications, post translation cleavages, relative charges, and other experimental factors.

Scientific Data Images for SR-AI/MSR Antibody - BSA Free

Western Blot: SR-AI/MSR AntibodyBSA Free [NBP1-00092]

Western Blot: SR-AI/MSR AntibodyBSA Free [NBP1-00092]

Western Blot: SR-AI/MSR Antibody [NBP1-00092] - Detection of Macrophage Scavenger Receptor I (MSR1) protein in the lysate of human liver.
Immunocytochemistry/ Immunofluorescence: SR-AI/MSR Antibody - BSA Free [NBP1-00092]

Immunocytochemistry/ Immunofluorescence: SR-AI/MSR Antibody - BSA Free [NBP1-00092]

Immunocytochemistry/Immunofluorescence: SR-AI/MSR Antibody [NBP1-00092] - The MSR antibody was tested in Raw cells at a 1:250 dilution against DyLight 488 (Green). Alpha-tubulin and nuclei were counterstained against DyLight 550 (Red) and DAPI (Blue), respectively.
Immunohistochemistry-Frozen: SR-AI/MSR Antibody - BSA Free [NBP1-00092]

Immunohistochemistry-Frozen: SR-AI/MSR Antibody - BSA Free [NBP1-00092]

SR-AI-MSR-Antibody---BSA-Free-Immunohistochemistry-Frozen-NBP1-00092-img0013.jpg
Flow Cytometry: SR-AI/MSR Antibody - BSA Free [NBP1-00092]

Flow Cytometry: SR-AI/MSR Antibody - BSA Free [NBP1-00092]

Flow Cytometry: SR-AI/MSR Antibody [NBP1-00092] - A surface stain was performed on Raw264.7 cells with SR-AI/MSR Antibody NBP1-00092R (blue) and a matched isotype control (orange). Cells were incubated in an antibody dilution of 5 ug/mL for 20 minutes at room temperature. Both antibodies were conjugated to DyLight 550.
SR-AI/MSR Antibody - BSA Free

SR-AI/MSR in SJCRH30 Human Cell Line.

SR-AI/MSR was detected in immersion fixed SJCRH30 human Rhabdomyosarcoma cell line using Rabbit anti-SR-AI/MSR Antigen Affinity Purified Polyclonal Antibody conjugated to Alexa Fluor® 647 (Catalog # NBP1-00092AF647) (light blue) at 10 µg/mL overnight at 4C. Cells were counterstained with DAPI (blue). Cells were imaged using a 100X objective and digitally deconvolved.
SR-AI/MSR Antibody - BSA Free

Detection of SR-AI/MSR in SJCRH30 Human Cell Line by Flow Cytometry.

An intracellular stain was performed on SJCRH30 human Rhabdomyosarcoma cell line with Rabbit anti-SR-AI/MSR Affinity-purified Polyclonal Antibody conjugated to Alexa Fluor® 647 (Catalog # NBP1-00092AF647, blue histogram) or matched control antibody (NBP2-24891AF647, orange histogram) at 5 µg/mL for 30 minutes at RT.
SR-AI/MSR Antibody - BSA Free

SR-AI/MSR in SJCRH30 Human Cell Line.

SR-AI/MSR was detected in immersion fixed SJCRH30 human Rhabdomyosarcoma cell line using Rabbit anti-SR-AI/MSR Antigen Affinity Purified Polyclonal Antibody conjugated to Biotin (Catalog # NBP1-00092B) at 5 µg/mL overnight at 4C. Cells were stained using Streptavidin conjugated to DyLight 550 (red) and counterstained with DAPI (blue). Cells were imaged using a 100X objective and digitally deconvolved.

Applications for SR-AI/MSR Antibody - BSA Free

Application
Recommended Usage

Flow Cytometry

2-5 ug/million cells

Immunocytochemistry/ Immunofluorescence

1:50-1:200

Immunohistochemistry

reported in scientific literature (PMID 26358193)

Proximity Ligation Assay

reported in scientific literature (PMID 28338748)

Western Blot

0.5 ug/ml
Application Notes
In Western blot, a band is seen ~50 kDa.

Reviewed Applications

Read 2 reviews rated 5 using NBP1-00092 in the following applications:

Flow Cytometry Panel Builder

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Advanced Features

  • Spectra Viewer - Custom analysis of spectra from multiple fluorochromes
  • Spillover Popups - Visualize the spectra of individual fluorochromes
  • Antigen Density Selector - Match fluorochrome brightness with antigen density
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Formulation, Preparation, and Storage

Purification

Immunogen affinity purified

Formulation

PBS + 30% Glycerol

Format

BSA Free

Preservative

0.05% Sodium Azide

Concentration

1.00 mg/ml

Shipping

The product is shipped with polar packs. Upon receipt, store it immediately at the temperature recommended below.

Stability & Storage

Store at 4C short term. Aliquot and store at -20C long term. Avoid freeze-thaw cycles.

Background: SR-AI/MSR

Macrophage Scavenger Receptor I (MSR1, also called CD204 or scavenger receptor A) belongs to scavenger receptor A family and represents phagocytic pattern-recognition receptors (PRRs) expressed predominantly on macrophages and dendritic cells. MSR1 is a single-pass type II membrane glycoprotein capable of binding to a wide range of polyanionic ligands (e.g., modified low density lipoproteins, pathogen-derived molecules), and is implicated in the pathologic deposition of cholesterol in arterial walls during atherogenesis, innate immune response as well as Alzheimer's disease. MSR1 mediates the endocytosis of a diverse group of macromolecules including modified LDLs, and scavenger receptors MSR1, CD36 and LOX-1 are three main receptors for oxidized LDL on macrophage membrane wherein MSR1/CD36 account for more than 9/10 of the lipid accumulation in macrophages exposed to oxidized LDL. Defects in MSR1 have also been linked to prostate cancer and Barrett esophagus (BE).

Long Name

Macrophage Scavenger Receptor Types I and II

Alternate Names

CD204, MSR1, SCARA1, SRAI

Gene Symbol

MSR1

Additional SR-AI/MSR Products

Product Documents for SR-AI/MSR Antibody - BSA Free

Certificate of Analysis

To download a Certificate of Analysis, please enter a lot or batch number in the search box below.

Product Specific Notices for SR-AI/MSR Antibody - BSA Free

This product is for research use only and is not approved for use in humans or in clinical diagnosis. Primary Antibodies are guaranteed for 1 year from date of receipt.

Citations for SR-AI/MSR Antibody - BSA Free

Customer Reviews for SR-AI/MSR Antibody - BSA Free (2)

5 out of 5
2 Customer Ratings
5 Stars
100%
4 Stars
0%
3 Stars
0%
2 Stars
0%
1 Stars
0%

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Customer Images


Showing  1 - 2 of 2 reviews Showing All
Filter By:
  • SR-AI/MSR Antibody
    Name: Anonymous
    Application: Immunocytochemistry
    Sample Tested: Dog blood cells on slide
    Species: Canine
    Verified Customer | Posted 06/13/2017
    ICC on dog blood cells
    SR-AI/MSR Antibody - BSA Free NBP1-00092
  • SR-AI/MSR Antibody
    Name: A G
    Application: Immunocytochemistry
    Sample Tested: Peripheral blood leukocytes
    Species: Canine
    Verified Customer | Posted 03/24/2017
    SR-AI/MSR Antibody - BSA Free NBP1-00092

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Protocols

View specific protocols for SR-AI/MSR Antibody - BSA Free (NBP1-00092):

Protocol for Flow Cytometry Cell Surface Staining
Sample Preparation.
1. Grow cells to 60-85% confluency. Flow cytometry requires between 2 x 105 and 1 x 106 cells for optimal performance.
2. If cells are adherent, harvest gently by washing once with staining buffer and then scraping. Avoid using trypsin as this can disrupt certain epitopes of interest. If enzymatic harvest is required, use Accutase, Collagenase, or TrypLE Express for a less damaging option.
3. Reserve 100 uL for counting, then transfer cell volume into a 15 mL conical tube and centrifuge for 4 minutes at 400 RCF.
a. Count cells using a hemocytometer and a 1:1 trypan blue exclusion stain to determine cell viability before starting the flow protocol. If cells appear blue, do not proceed.
4. Re-suspend cells to a concentration of 1 x 106 cells/mL in staining buffer.
5. Aliquot out 100 uL samples in accordance with your experimental samples.

Tip: When cell surface and intracellular staining are required in the same sample, it is advisable that the cell surface staining be performed first since the fixation and permeabilization steps might reduce the availability of surface antigens.
Cell surface staining
1. Recommended: Block non-specific interactions using 0.5-1 ug of a species specific Fc-blocking reagent.
2. Add appropriate amount of each antibody (eg. 1 test or 1 ug per sample, as experimentally determined) to 100 uL of staining buffer per sample (eg. use 1 mL of staining buffer for 10 samples).
3. Mix well and incubate at room temperature in dark for 20 minutes.
4. Add 1-2 mL of staining buffer and centrifuge at 400 RCF for 1 minute and discard supernatant.
5. Wash twice by re-suspending cells in staining buffer (2 mL for tubes or 200 uL for wells) and centrifuging at 400 RCF for 5 minutes. Discard supernatant.
6. Add appropriate amount of secondary antibody (as experimentally determined) to each sample.
7. Incubate at room temperature in dark for 20 minutes.
8. Add 1-2 mL of staining buffer and centrifuge at 400 RCF for 1 minute and discard supernatant.
9. Wash twice by re-suspending cells in staining buffer (2 mL for tubes or 200 uL for wells) and centrifuging at 400 RCF for 5 minutes. Discard supernatant.
10. Resuspend in an appropriate volume of staining buffer (usually 500 uL per sample) and proceed with analysis on your flow cytometer.

Immunocytochemistry Protocol

Culture cells to appropriate density in 35 mm culture dishes or 6-well plates.

1. Remove culture medium and wash the cells briefly in PBS. Add 4% paraformaldehyde to the dish and fix at room temperature for 10 minutes.
2. Remove the paraformaldehyde and wash the cells in PBS.
3. Permeabilize the cells with 0.1% Triton X100 or other suitable detergent for 2 min.
4. Remove the permeabilization buffer and wash three times for 5 minutes each in PBS. Be sure to not let the specimen dry out.
5. To block nonspecific antibody binding, incubate in 10% normal goat serum from 1 hour to overnight at room temperature.
6. Add primary antibody at appropriate dilution and incubate overnight at 4C.
7. Remove primary antibody and replace with PBS. Wash three times for 5 minutes each.
8. Add secondary antibody at appropriate dilution. Incubate for 1 hour at room temperature.
9. Remove secondary antibody and replace with PBS. Wash three times for 5 minutes each.
10. Counter stain DNA with DAPI if required.

Immunohistochemistry-Paraffin Embedded Sections

Antigen Unmasking:
Bring slides to a boil in 10 mM sodium citrate buffer (pH 6.0) then maintain at a sub-boiling temperature for 10 minutes. Cool slides on bench-top for 30 minutes (keep slides in the sodium citrate buffer at all times).

Staining:
1. Wash sections in deionized water three times for 5 minutes each.
2. Wash sections in PBS for 5 minutes.
3. Block each section with 100-400 ul blocking solution (1% BSA in PBS) for 1 hour at room temperature.
4. Remove blocking solution and add 100-400 ul diluted primary antibody. Incubate overnight at 4 C.
5. Remove antibody solution and wash sections in wash buffer three times for 5 minutes each.
6. Add 100-400 ul HRP polymer conjugated secondary antibody. Incubate 30 minutes at room temperature.
7. Wash sections three times in wash buffer for 5 minutes each.
8. Add 100-400 ul DAB substrate to each section and monitor staining closely.
9. As soon as the sections develop, immerse slides in deionized water.
10. Counterstain sections in hematoxylin.
11. Wash sections in deionized water two times for 5 minutes each.
12. Dehydrate sections.
13. Mount coverslips.

Western Blot Protocol

1. Perform SDS-PAGE on samples to be analyzed, loading 10-25 ug of total protein per lane.
2. Transfer proteins to PVDF membrane according to the instructions provided by the manufacturer of the membrane and transfer apparatus.
3. Stain the membrane with Ponceau S (or similar product) to assess transfer success, and mark molecular weight standards where appropriate.
4. Rinse the blot TBS -0.05% Tween 20 (TBST).
5. Block the membrane in 5% Non-fat milk in TBST (blocking buffer) for at least 1 hour.
6. Wash the membrane in TBST three times for 10 minutes each.
7. Dilute primary antibody in blocking buffer and incubate overnight at 4C with gentle rocking.
8. Wash the membrane in TBST three times for 10 minutes each.
9. Incubate the membrane in diluted HRP conjugated secondary antibody in blocking buffer (as per manufacturer's instructions) for 1 hour at room temperature.
10. Wash the blot in TBST three times for 10 minutes each (this step can be repeated as required to reduce background).
11. Apply the detection reagent of choice in accordance with the manufacturer's instructions.

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FAQs

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Associated Pathways

A-beta Pathways: Uptake & Degradation A-beta Pathways: Uptake & Degradation Thumbnail