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AB255745

Anti-Proinsulin antibody [3B6-19-1] - BSA and Azide free

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(1 Publication)

Mouse Recombinant Monoclonal Insulin antibody. Carrier free. Suitable for Dot, IHC-P, Flow Cyt (Intra) and reacts with Recombinant full length protein, Human, Rat, Mouse samples. Cited in 1 publication.

View Alternative Names

Insulin, INS, INS, IRDN, insulin, Proinsulin precursor

5 Images
Flow Cytometry (Intracellular) - Anti-Proinsulin antibody [3B6-19-1] - BSA and Azide free (AB255745)
  • Flow Cyt (Intra)

Supplier Data

Flow Cytometry (Intracellular) - Anti-Proinsulin antibody [3B6-19-1] - BSA and Azide free (AB255745)

Intracellular flow cytometric analysis of 2% PFA-fixed, 0.1% Tween-20 permeabilized human peripheral blood mononuclear cell (PBMC) (right) labeling Proinsulin with ab243141 at 0.98μg/mL compared with mouse monoclonal IgG Isotype Control (left). Goat anti-mouse IgG (Alexa Fluor® 488) (ab150113) at 1/2000 dilution was used as the secondary antibody.

Cells were stained with mouse IgG (Left) or ab243141 (Right). Then stained with anti-CD14 (Alexa Fluor® 647).

Gated on viable cells.

This image was produced using the same antibody clone but in a different formulation ab243141, PBS, sodium azide, glycerol and BSA.

Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) - Anti-Proinsulin antibody [3B6-19-1] - BSA and Azide free (AB255745)
  • IHC-P

Supplier Data

Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) - Anti-Proinsulin antibody [3B6-19-1] - BSA and Azide free (AB255745)

Immunohistochemical analysis of paraffin-embedded human pancreas tissue labeling Proinsulin with ab243141 at 0.49 μg/mL, followed by a ready to use secondary. Positive staining on islets in the human pancreas is observed. The section was incubated with ab243141 for 30 mins at RT. The immunostaining staining was performed on a Leica Biosystems BOND® RX instrument with no antigen retrieval. Counterstained with hematoxylin.
Secondary antibody only control : Used PBS instead of primary antibody, followed by a ready to use secondary.

This image was produced using the same antibody clone but in a different formulation ab243141, PBS, sodium azide, glycerol and BSA.

Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) - Anti-Proinsulin antibody [3B6-19-1] - BSA and Azide free (AB255745)
  • IHC-P

Supplier Data

Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) - Anti-Proinsulin antibody [3B6-19-1] - BSA and Azide free (AB255745)

Immunohistochemical analysis of paraffin-embedded rat pancreas tissue labeling Proinsulin with ab243141 at 0.49 μg/mL, followed by a ready to use secondary. Positive staining on islets in the rat pancreas is observed. The section was incubated with ab243141 for 30 mins at RT. The immunostaining staining was performed on a Leica Biosystems BOND® RX instrument with no antigen retrieval. Counterstained with hematoxylin.
Secondary antibody only control : Used PBS instead of primary antibody, followed by a ready to use secondary.

This image was produced using the same antibody clone but in a different formulation ab243141, PBS, sodium azide, glycerol and BSA.

Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) - Anti-Proinsulin antibody [3B6-19-1] - BSA and Azide free (AB255745)
  • IHC-P

Supplier Data

Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) - Anti-Proinsulin antibody [3B6-19-1] - BSA and Azide free (AB255745)

Immunohistochemical analysis of paraffin-embedded mouse pancreas tissue labeling Proinsulin with ab243141 at 0.49 μg/mL, followed by a ready to use secondary. Positive staining on islets in the mouse pancreas is observed. The section was incubated with ab243141 for 30 mins at RT. The immunostaining staining was performed on a Leica Biosystems BOND® RX instrument with no antigen retrieval. Counterstained with hematoxylin.
Secondary antibody only control : Used PBS instead of primary antibody, followed by a ready to use secondary.

This image was produced using the same antibody clone but in a different formulation ab243141, PBS, sodium azide, glycerol and BSA.

Dot Blot - Anti-Proinsulin antibody [3B6-19-1] - BSA and Azide free (AB255745)
  • Dot

Supplier Data

Dot Blot - Anti-Proinsulin antibody [3B6-19-1] - BSA and Azide free (AB255745)

Dot Blot - Anti-Proinsulin antibody [3B6-19-1] (ab243141, 0.49 μg/mL)

Secondary used is a Peroxidase-Conjugated Goat anti-Mouse IgG (H+L) at 1/10000 dilution.

Sample is an insulin recombinant protein.

Blocking/Dilution buffer : 5% NFDM/TBST.

This image was produced using the same antibody clone but in a different formulation ab243141, PBS, sodium azide, glycerol and BSA.

Key facts

Host species

Mouse

Clonality

Monoclonal

Clone number

3B6-19-1

Isotype

IgG1

Carrier free

Yes

Reacts with

Mouse, Rat, Human

Applications

IHC-P, Flow Cyt (Intra), Dot

applications

Immunogen

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

Reactivity data

{ "title": "Reactivity Data", "filters": { "stats": ["", "Species", "Dilution Info", "Notes"], "tabs": { "all-applications": {"fullname" : "All Applications", "shortname": "All Applications"}, "WB" : {"fullname" : "Western blot", "shortname":"WB"}, "Dot" : {"fullname" : "Dot Blot", "shortname":"Dot"}, "IHCP" : {"fullname" : "Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections)", "shortname":"IHC-P"}, "FlowCytIntra" : {"fullname" : "Flow Cytometry (Intracellular)", "shortname":"Flow Cyt (Intra)"} }, "product-promise": { "all": "all", "testedAndGuaranteed": "tested", "guaranteed": "expected", "predicted": "predicted", "notRecommended": "not-recommended" } }, "values": { "Human": { "WB-species-checked": "notRecommended", "WB-species-dilution-info": "", "WB-species-notes": "<p></p>", "Dot-species-checked": "guaranteed", "Dot-species-dilution-info": "", "Dot-species-notes": "", "IHCP-species-checked": "testedAndGuaranteed", "IHCP-species-dilution-info": "", "IHCP-species-notes": "<p></p>", "FlowCytIntra-species-checked": "testedAndGuaranteed", "FlowCytIntra-species-dilution-info": "", "FlowCytIntra-species-notes": "<p></p>" }, "Mouse": { "WB-species-checked": "notRecommended", "WB-species-dilution-info": "", "WB-species-notes": "<p></p>", "Dot-species-checked": "guaranteed", "Dot-species-dilution-info": "", "Dot-species-notes": "", "IHCP-species-checked": "testedAndGuaranteed", "IHCP-species-dilution-info": "", "IHCP-species-notes": "<p></p>", "FlowCytIntra-species-checked": "guaranteed", "FlowCytIntra-species-dilution-info": "", "FlowCytIntra-species-notes": "" }, "Rat": { "WB-species-checked": "notRecommended", "WB-species-dilution-info": "", "WB-species-notes": "<p></p>", "Dot-species-checked": "guaranteed", "Dot-species-dilution-info": "", "Dot-species-notes": "", "IHCP-species-checked": "testedAndGuaranteed", "IHCP-species-dilution-info": "", "IHCP-species-notes": "<p></p>", "FlowCytIntra-species-checked": "guaranteed", "FlowCytIntra-species-dilution-info": "", "FlowCytIntra-species-notes": "" }, "Recombinant full length protein": { "WB-species-checked": "notRecommended", "WB-species-dilution-info": "", "WB-species-notes": "", "Dot-species-checked": "testedAndGuaranteed", "Dot-species-dilution-info": "", "Dot-species-notes": "<p></p>", "IHCP-species-checked": "notRecommended", "IHCP-species-dilution-info": "", "IHCP-species-notes": "", "FlowCytIntra-species-checked": "notRecommended", "FlowCytIntra-species-dilution-info": "", "FlowCytIntra-species-notes": "" } } }

Product details

ab255745 is the carrier-free version of ab243141.

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.

Want a custom formulation?
This antibody clone is manufactured by Abcam. If you require a custom buffer formulation or conjugation for your experiments, please contact orders@abcam.com

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
Storage information
Do Not Freeze

Supplementary information

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

Proinsulin is a precursor molecule important for insulin production. Its alternate names include 'INS-IGF2' or 'preproinsulin'. It has a molecular mass of approximately 9 kDa. The primary expression occurs in the beta cells of the pancreatic islets. Proinsulin undergoes enzymatic cleavage to produce insulin and C-peptide executing a significant transformation as it matures into active insulin which plays an important role in glucose metabolism.
Biological function summary

Proinsulin facilitates the synthesis and release of insulin an essential process involving the conversion from proinsulin to insulin. Proinsulin itself does not operate as part of a complex but requires processing enzymes like prohormone convertase to mature into functional insulin. The efficient conversion of proinsulin to insulin allows cells to maintain glucose homeostasis highlighting its importance in cellular energy usage.

Pathways

Insulin biosynthesis and secretion and the glucose homeostasis pathway rely heavily on proinsulin. In the insulin biosynthesis pathway proinsulin acts upstream of insulin the hormone directly regulating blood glucose levels. The pathways involve interaction with proteins such as proprotein convertase subtilisin/kexin type 1 (PCSK1) which participates in the conversion of proinsulin to insulin. Through these pathways proinsulin ensures proper energy regulation and balances the body's glucose supply with cellular demands.

Aberrations in proinsulin processing or levels closely associate with diabetes mellitus and hyperinsulinemia. Diabetes mellitus characterized by insulin deficiency or resistance can result from insufficient proinsulin conversion to insulin. Hyperinsulinemia involves excess levels of insulin-related peptides sometimes due to incomplete proinsulin processing. Disorders affecting proinsulin often involve its relationship with insulin where inadequate or excess production directly influences blood glucose regulation and disease progression.

Product protocols

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

Target data

Insulin decreases blood glucose concentration. It increases cell permeability to monosaccharides, amino acids and fatty acids. It accelerates glycolysis, the pentose phosphate cycle, and glycogen synthesis in liver.
See full target information INS

Additional targets

Proinsulin

Publications (1)

Recent publications for all applications. Explore the full list and refine your search

Proceedings of the National Academy of Sciences of 103:16430-5 PubMed17053071

2006

Proinsulin is encoded by an RNA splice variant in human blood myeloid cells.

Applications

Unspecified application

Species

Unspecified reactive species

Parth Narendran,Alana M Neale,Bo Han Lee,Katrina Ngui,Raymond J Steptoe,Grant Morahan,Ole Madsen,James A Dromey,Kent P Jensen,Leonard C Harrison
View all publications

Product promise

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For full details, please see our Terms & Conditions

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