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AB315811

Anti-Acid sphingomyelinase antibody [EPR28613-49] - BSA and Azide free

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Rabbit Recombinant Monoclonal ASM antibody. Carrier free. Suitable for WB, ICC/IF and reacts with Human, Mouse, Rat samples.

View Alternative Names

Asm, Smpd1, Sphingomyelin phosphodiesterase, Acid sphingomyelinase, ASMase

3 Images
Immunocytochemistry/ Immunofluorescence - Anti-Acid sphingomyelinase antibody [EPR28613-49] - BSA and Azide free (AB315811)
  • ICC/IF

Supplier Data

Immunocytochemistry/ Immunofluorescence - Anti-Acid sphingomyelinase antibody [EPR28613-49] - BSA and Azide free (AB315811)

This data was developed using ab315810, the same antibody clone in a different buffer formulation.

Immunofluorescent analysis of 4% Paraformaldehyde-fixed, 0.1% TritonX-100 permeabilized RAW 264.7 (mouse Abelson murine leukemia virus-induced tumor macrophage) cells labelling Acid sphingomyelinase with ab315810 at 1/50 (9.8 ug/ml) dilution, followed by ab150081 Goat Anti-Rabbit IgG H&L (Alexa Fluor® 488) preadsorbed antibody at 1/1000 2ug/ml dilution (Green).

Confocal image showing increased cytoplasmic staining in RAW 264.7 cells treated with Phorbol-12-myristate-13-acetate (80nM) for 24 hours.
Image was taken with a confocal microscope (Leica-Microsystems, TCS SP8).

ab195889 Anti-alpha Tubulin mouse monoclonal antibody - Microtubule Marker (Alexa Fluor® 594) was used to counterstain tubulin at 1/200 2.5ug/ml dilution (Red). The Nuclear counterstain was DAPI (Blue).

Secondary antibody only control : Secondary antibody is ab150081 Goat Anti-Rabbit IgG H&L (Alexa Fluor® 488) preadsorbed at 1/1000 2ug/ml dilution.

Western blot - Anti-Acid sphingomyelinase antibody [EPR28613-49] - BSA and Azide free (AB315811)
  • WB

Supplier Data

Western blot - Anti-Acid sphingomyelinase antibody [EPR28613-49] - BSA and Azide free (AB315811)

This data was developed using ab315810, the same antibody clone in a different buffer formulation.

Blocking and diluting buffer and concentration : 5% NFDM/TBST.

Low expression : lung, MOLT-4

The molecular weight observed is consistent with what has been described in the literature (PMID : 20807762).

In Western blot, Anti-GAPDH antibody [EPR16891] - Loading Control (ab181602) staining at 1/200000 dilution.

All lanes:

Western blot - Anti-Acid sphingomyelinase antibody [EPR28613-49] (<a href='/en-us/products/primary-antibodies/acid-sphingomyelinase-antibody-epr28613-49-ab315810'>ab315810</a>) at 1/1000 dilution

Lane 1:

Rat liver tissue lysate at 20 µg

Lane 2:

Rat lung tissue lysate at 20 µg

Lane 3:

HepG2 (human hepatocellar carcinoma epithelial cell) whole cell lysate at 20 µg

Lane 4:

MOLT-4 (human lymphoblastic leukemia T lymphoblast) 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

Observed band size: 75 kDa,36 kDa

false

Exposure time: 180s

Western blot - Anti-Acid sphingomyelinase antibody [EPR28613-49] - BSA and Azide free (AB315811)
  • WB

Supplier Data

Western blot - Anti-Acid sphingomyelinase antibody [EPR28613-49] - BSA and Azide free (AB315811)

This data was developed using ab315810, the same antibody clone in a different buffer formulation.

Blocking and diluting buffer and concentration : 5% NFDM/TBST.

Low expression : lung

The molecular weight observed is consistent with what has been described in the literature (PMID : 20807762).

Acid sphingomyelinase expression can be induced by PMA treatment(PMID : 10224156).

In Western blot, Anti-GAPDH antibody [EPR16891] - Loading Control (ab181602) staining at 1/200000 dilution.

All lanes:

Western blot - Anti-Acid sphingomyelinase antibody [EPR28613-49] (<a href='/en-us/products/primary-antibodies/acid-sphingomyelinase-antibody-epr28613-49-ab315810'>ab315810</a>) at 1/1000 dilution

Lane 1:

NIH/3T3 (mouse embryonic fibroblast) whole cell lysate at 20 µg

Lane 2:

Mouse liver tissue lysate at 20 µg

Lane 3:

Mouse lung tissue lysate at 20 µg

Lane 4:

Untreated RAW 264.7 (mouse Abelson murine leukemia virus-induced tumor macrophage) whole cell lysate at 20 µg

Lane 5:

RAW 264.7 treated with 100nM Phorbol-12-myristate-13-acetate (PMA) for 24 hours, 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

Observed band size: 75 kDa,36 kDa

false

Exposure time: 81s

  • Unconjugated

    Anti-Acid sphingomyelinase antibody [EPR28613-49]

Key facts

Host species

Rabbit

Clonality

Monoclonal

Clone number

EPR28613-49

Isotype

IgG

Carrier free

Yes

Reacts with

Human, Mouse, Rat

Applications

ICC/IF, WB

applications

Immunogen

The exact immunogen used to generate this antibody is proprietary information.

Specificity

Unsuitable for human ICC.

Reactivity data

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Product details

ab315811 is the carrier-free version of ab315810.

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
Liquid
Purification technique
Affinity purification Protein A
Storage buffer
pH: 7.2 - 7.4 Constituents: PBS
Shipped at conditions
Blue Ice
Appropriate short-term storage conditions
+4°C
Appropriate long-term storage conditions
+4°C

Supplementary information

This supplementary information is collated from multiple sources and compiled automatically.

Acid sphingomyelinase (ASMase) also known as sphingomyelin phosphodiesterase 1 or NP is an enzyme involved in sphingolipid metabolism. ASMase has a mass of approximately 75 kDa and appears in lysosomes where it converts sphingomyelin to ceramide and phosphorylcholine. This enzyme is important in maintaining cellular lipid balance and signaling. Expression of ASMase occurs in various tissues such as the liver spleen and brain.
Biological function summary

ASMase plays a role in membrane microdomain composition through its involvement in ceramide production. It participates in generating ceramide-enriched platforms that facilitate the clustering of signaling molecules. Ceramide acts as a second messenger in multiple cellular processes including apoptosis proliferation and inflammation. ASMase operates in the lysosomal lipid degradation pathway and connects with other lysosomal enzymes to modulate lipid turnovers such as glucosylceramidase affecting downstream cellular functions.

Pathways

Sphingolipid metabolism involves ASMase. This enzyme participates in the ceramide signaling pathway influencing apoptosis and stress responses. Related proteins in this pathway include casein kinase II which phosphorylates ASMase and cathepsin D involved in the lysosomal degradation process. ASMase activity alters ceramide levels impacting pro-apoptotic and pro-survival signals mediated by related proteins in the cell signaling network.

ASMase deficiency connects to Niemann-Pick disease types A and B characterized by lipid accumulation in lysosomes. Mutations in the ASMase gene lead to impaired enzyme function resulting in excessive sphingomyelin storage and cell damage. The disorder links ASMase to proteins such as hexa-beta-N-acetylglucosaminidase which is affected in other lysosomal storage disorders. Research shows that ASMase activity also influences cardiovascular diseases by regulating ceramide and cholesterol levels in atherosclerotic lesions connecting it to inflammatory pathways involving adhesion molecules and cytokines.

Product protocols

For this product, it's our understanding that no specific protocols are required. You can visit:

Target data

Converts sphingomyelin to ceramide (PubMed : 8706124, PubMed : 9660788). Exists as two enzymatic forms that arise from alternative trafficking of a single protein precursor, one that is targeted to the endolysosomal compartment, whereas the other is released extracellularly. However, in response to various forms of stress, lysosomal exocytosis may represent a major source of the secretory form (By similarity).. In the lysosomes, converts sphingomyelin to ceramide. Plays an important role in the export of cholesterol from the intraendolysosomal membranes. Also has phospholipase C activities toward 1,2-diacylglycerolphosphocholine and 1,2-diacylglycerolphosphoglycerol (PubMed : 27435900). Modulates stress-induced apoptosis through the production of ceramide (PubMed : 8706124).. When secreted, modulates cell signaling with its ability to reorganize the plasma membrane by converting sphingomyelin to ceramide. Secreted form is increased in response to stress and inflammatory mediators such as IL1B, IFNG or TNF as well as upon infection with bacteria and viruses. Produces the release of ceramide in the outer leaflet of the plasma membrane playing a central role in host defense. Ceramide reorganizes these rafts into larger signaling platforms that are required to internalize P.aeruginosa, induce apoptosis and regulate the cytokine response in infected cells. In wounded cells, the lysosomal form is released extracellularly in the presence of Ca(2+) and promotes endocytosis and plasma membrane repair.. Sphingomyelin phosphodiesterase, processed form. This form is generated following cleavage by CASP7 in the extracellular milieu in response to bacterial infection (PubMed : 35705808). It shows increased ability to convert sphingomyelin to ceramide and promotes plasma membrane repair. Plasma membrane repair by ceramide counteracts the action of gasdermin-D (GSDMD) perforin (PRF1) pores that are formed in response to bacterial infection (PubMed : 35705808).. (Microbial infection) Secretion is activated by bacteria such as P.aeruginosa, this activation results in the release of ceramide in the outer leaflet of the plasma membrane which facilitates the infection.
See full target information Smpd1

Product promise

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