Date published: 2026-5-25

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LASS1 Antibody (3F9): sc-293497

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Datasheets
  • LASS1 Antibody (3F9) is a mouse monoclonal IgG2a κ LASS1 antibody provided at 100 µg/ml
  • raised against amino acids 301-350 representing partial length LASS1 of human origin
  • recommended for detection of LASS1 of human origin by WB, IP and ELISA
  • At present, we have not yet completed the identification of the preferred secondary detection reagent(s) for LASS1 Antibody (3F9). This work is in progress.
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LASS1 Antibody (3F9) is a mouse monoclonal IgG2a kappa light chain antibody that detects the LASS1 protein of human origin by western blotting (WB), immunoprecipitation (IP), and enzyme-linked immunosorbent assay (ELISA). anti-LASS1 antibody (3F9) is available as a non-conjugated format. The LASS (longevity assurance homolog) family, which includes six members involved in sphingolipid synthesis, is highly conserved across species from yeasts to mammals. LASS1, also known as LAG1, is a 350 amino acid ceramide synthase located in the endoplasmic reticulum membrane, playing a crucial role in the synthesis of sphingolipids, which are vital for cellular signaling and membrane integrity. The gene encoding LASS1 is bicistronic, containing both the LASS1 and GDF1 open reading frames, and two isoforms of LASS1 have been identified, with isoform 2 lacking the last 13 amino acids of the full-length protein. Notably, LASS1 has been implicated in the regulation of cell death and growth inhibition in head and neck squamous cell carcinoma (HNSCC) through the activation of caspase-3 and caspase-9, particularly in response to chemotherapeutic agents such as gemcitabine and doxorubicin, highlighting its potential as a therapeutic target.

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

LASS1 Antibody (3F9) References:

  1. Upstream of growth and differentiation factor 1 (uog1), a mammalian homolog of the yeast longevity assurance gene 1 (LAG1), regulates N-stearoyl-sphinganine (C18-(dihydro)ceramide) synthesis in a fumonisin B1-independent manner in mammalian cells.  |  Venkataraman, K., et al. 2002. J Biol Chem. 277: 35642-9. PMID: 12105227
  2. Two mammalian longevity assurance gene (LAG1) family members, trh1 and trh4, regulate dihydroceramide synthesis using different fatty acyl-CoA donors.  |  Riebeling, C., et al. 2003. J Biol Chem. 278: 43452-9. PMID: 12912983
  3. LASS3 (longevity assurance homologue 3) is a mainly testis-specific (dihydro)ceramide synthase with relatively broad substrate specificity.  |  Mizutani, Y., et al. 2006. Biochem J. 398: 531-8. PMID: 16753040
  4. Role of human longevity assurance gene 1 and C18-ceramide in chemotherapy-induced cell death in human head and neck squamous cell carcinomas.  |  Senkal, CE., et al. 2007. Mol Cancer Ther. 6: 712-22. PMID: 17308067
  5. Cloning and characterization of a LASS1-GDF1 transcript in rat cerebral cortex: conservation of a bicistronic structure.  |  Wang, B., et al. 2007. DNA Seq. 18: 92-103. PMID: 17364820

Ordering Information

Product NameCatalog #UNITPriceQtyFAVORITES

LASS1 Antibody (3F9)

sc-293497
100 µg/ml
$322.00

能否用于小鼠

Asked by: hong
Thanks for your question. LASS1 Antibody (3F9): sc-293497 is recommended for detection of LASS1 of human 感谢您的提问。LASS1抗体(3F9): sc-293497推荐用于人源性LASS1的检测。
Answered by: Yanru Tao
Date published: 2024-12-04

For Western Blot, is it recommended to use denatured or non-denatured conditions with LASS1 (3F9): sc-293497 antibody?

Asked by: Germaine
Thank you for your question. We recommend this antibody for use in denatured Western Blot conditions. It has not been validated for use in non-denatured conditions. Please contact our Technical Service Department for further details or inquiries.
Answered by: Technical Support
Date published: 2017-03-27
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Rated 5 out of 5 by from It worked very wellWe used this antibody diluted 1:500 in western blot and it performed very well.
Date published: 2024-10-17
Rated 5 out of 5 by from Good for Western Blot[Employee of scbt] Antibody detects human recombinant LASS1 and LASS1 in HepG2 cell lysate by Western blot -SCBT QC
Date published: 2023-09-14
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LASS1 Antibody (3F9) is rated 5.0 out of 5 by 2.
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