Date published: 2026-4-16

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SR-B1 Antibody (F-12): sc-518140

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Datasheets
  • SR-B1 Antibody (F-12) is a mouse monoclonal IgG1 κ, cited in 1 publications, provided at 200 µg/ml
  • specific for an epitope mapping between amino acids 199-219 of SR-B1 of human origin
  • recommended for detection of SR-B1 of human origin by WB, IP, IF and ELISA
  • Anti-SR-B1 Antibody (F-12) is available conjugated to agarose for IP; HRP for WB, IHC(P) and ELISA; and to either phycoerythrin or FITC for IF, IHC(P) and FCM
  • also available conjugated to Alexa Fluor® 488, Alexa Fluor® 546, Alexa Fluor® 594 or Alexa Fluor® 647 for WB (RGB), IF, IHC(P) and FCM, and for use with RGB fluorescent imaging systems, such as iBright™ FL1000, FluorChem™, Typhoon, Azure and other comparable systems
  • also available conjugated to Alexa Fluor® 680 or Alexa Fluor® 790 for WB (NIR), IF and FCM; for use with Near-Infrared (NIR) detection systems, such as LI-COR®Odyssey®, iBright™ FL1000, FluorChem™, Typhoon, Azure and other comparable systems
  • m-IgG Fc BP-HRP and m-IgG1 BP-HRP are the preferred secondary detection reagents for SR-B1 Antibody (F-12) for WB applications. These reagents are now offered in bundles with SR-B1 Antibody (F-12) (see ordering information below).
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SR-B1 Antibody (F-12) is a mouse monoclonal IgG1 kappa light chain antibody that detects SR-B1 of human origin by western blotting (WB), immunoprecipitation (IP), immunofluorescence (IF), and enzyme-linked immunosorbent assay (ELISA). SR-B1 (F-12) antibody is available in both non-conjugated and various conjugated forms, including agarose, horseradish peroxidase (HRP), phycoerythrin (PE), fluorescein isothiocyanate (FITC), and multiple Alexa Fluor® conjugates. The scavenger receptor class B type 1 (SR-B1) plays a crucial role in lipid metabolism by mediating the selective uptake of cholesterol and cholesterol esters from high-density lipoproteins (HDLs) into cells, which is vital for maintaining cellular cholesterol homeostasis and overall lipid balance. This process is particularly important in cardiovascular health, as dysregulation of cholesterol uptake can contribute to the development of atherosclerosis. SR-B1 functions as an integral membrane protein that interacts with various ligands, including lipoproteins and apoptotic cells, facilitating the transport of cholesterol between the cell surface and extracellular sources. SR-B1 is predominantly localized in cholesterol and sphingomyelin-rich domains of the plasma membrane known as caveolae, which are essential for cellular signaling and lipid raft formation. Using anti-SR-B1 antibody (F-12) in research can provide valuable insights into the mechanisms of cholesterol metabolism and its implications in cardiovascular diseases.

For Research Use Only. Not Intended for Diagnostic or Therapeutic Use.

Alexa Fluor® is a trademark of Molecular Probes Inc., OR., USA

LI-COR® and Odyssey® are registered trademarks of LI-COR Biosciences

SR-B1 Antibody (F-12) References:

  1. Phosphatidylserine binding of class B scavenger receptor type I, a phagocytosis receptor of testicular sertoli cells.  |  Kawasaki, Y., et al. 2002. J Biol Chem. 277: 27559-66. PMID: 12016218
  2. The human scavenger receptor class B type I is a novel candidate receptor for the hepatitis C virus.  |  Scarselli, E., et al. 2002. EMBO J. 21: 5017-25. PMID: 12356718
  3. Polymorphisms at the SRBI locus are associated with lipoprotein levels in subjects with heterozygous familial hypercholesterolemia.  |  Tai, ES., et al. 2003. Clin Genet. 63: 53-8. PMID: 12519372
  4. Cell entry of hepatitis C virus requires a set of co-receptors that include the CD81 tetraspanin and the SR-B1 scavenger receptor.  |  Bartosch, B., et al. 2003. J Biol Chem. 278: 41624-30. PMID: 12913001
  5. Association of extreme blood lipid profile phenotypic variation with 11 reverse cholesterol transport genes and 10 non-genetic cardiovascular disease risk factors.  |  Morabia, A., et al. 2003. Hum Mol Genet. 12: 2733-43. PMID: 12966036
  6. Dietary fatty acids and cholesterol differentially modulate HDL cholesterol metabolism in Golden-Syrian hamsters.  |  Dorfman, SE., et al. 2005. J Nutr. 135: 492-8. PMID: 15735083
  7. SR-B1: A Unique Multifunctional Receptor for Cholesterol Influx and Efflux.  |  Shen, WJ., et al. 2018. Annu Rev Physiol. 80: 95-116. PMID: 29125794
  8. SR-B1 drives endothelial cell LDL transcytosis via DOCK4 to promote atherosclerosis.  |  Huang, L., et al. 2019. Nature. 569: 565-569. PMID: 31019307
  9. Scavenger Receptor Class B Type 1 (SR-B1) being a Potential Biomarker for the Diagnosis of Liposarcoma and Associated with the Degree of Differentiation of Liposarcomas.  |  Liu, Q., et al. 2019. J Cancer. 10: 4326-4332. PMID: 31413752
  10. Scavenger Receptor Class B type 1 (SR-B1) and the modifiable risk factors of stroke.  |  Lenahan, C., et al. 2019. Chin Neurosurg J. 5: 30. PMID: 32922929
  11. Resveratrol intervention attenuates chylomicron secretion via repressing intestinal FXR-induced expression of scavenger receptor SR-B1.  |  Pang, J., et al. 2023. Nat Commun. 14: 2656. PMID: 37160898
  12. Molecular mechanisms of insulin-like growth factor-I mediated regulation of the steroidogenic acute regulatory protein in mouse leydig cells.  |  Manna, PR., et al. 2006. Mol Endocrinol. 20: 362-78. PMID: 16166197

Ordering Information

Product NameCatalog #UNITPriceQtyFAVORITES

SR-B1 Antibody (F-12)

sc-518140
200 µg/ml
$322.00

SR-B1 Antibody (F-12): m-IgG Fc BP-HRP Bundle

sc-541121
200 µg Ab; 10 µg BP
$361.00

SR-B1 Antibody (F-12): m-IgG1 BP-HRP Bundle

sc-542596
200 µg Ab; 20 µg BP
$361.00

SR-B1 Antibody (F-12) AC

sc-518140 AC
500 µg/ml, 25% agarose
$424.00

SR-B1 Antibody (F-12) HRP

sc-518140 HRP
200 µg/ml
$322.00

SR-B1 Antibody (F-12) FITC

sc-518140 FITC
200 µg/ml
$336.00

SR-B1 Antibody (F-12) PE

sc-518140 PE
200 µg/ml
$349.00

SR-B1 Antibody (F-12) Alexa Fluor® 488

sc-518140 AF488
200 µg/ml
$364.00

SR-B1 Antibody (F-12) Alexa Fluor® 546

sc-518140 AF546
200 µg/ml
$364.00

SR-B1 Antibody (F-12) Alexa Fluor® 594

sc-518140 AF594
200 µg/ml
$364.00

SR-B1 Antibody (F-12) Alexa Fluor® 647

sc-518140 AF647
200 µg/ml
$364.00

SR-B1 Antibody (F-12) Alexa Fluor® 680

sc-518140 AF680
200 µg/ml
$364.00

SR-B1 Antibody (F-12) Alexa Fluor® 790

sc-518140 AF790
200 µg/ml
$364.00

Hi!I would like to show whether SR-B1 is expressed in some cancer cell lines. Is this antibody suitable for this experiment? Or do you have any other suggestions? Some antibodies do not work, so is there a chance you can send me a sample?

Asked by: Fatma
Thank you for your question. To receive information on how to obtain an antibody sample please call or email technical service. Please call 800-457-3801 or email scbt@scbt.com.
Answered by: BlakeJ
Date published: 2025-03-13
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Rated 5 out of 5 by from Specific for SR-B1Antibody works with transfected lysate sc-176613, that over-expresses human SR-B1 (right lane). Transfected Lysate's NCBI Reference Sequence: DQ892837. -SCBT QC
Date published: 2023-09-14
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SR-B1 Antibody (F-12) is rated 5.0 out of 5 by 1.
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