Anti-Periostin/POSTN Antibody

Periostin/OSF-2 antibody

Boster Bio Anti-Periostin/POSTN Antibody catalog # PA2048. Tested in WB applications. This antibody reacts with Mouse, Rat.

Product Info Summary

SKU: PA2048
Size: 100 μg/vial
Reactive Species: Mouse, Rat
Host: Rabbit
Application: WB

Product Name

Anti-Periostin/POSTN Antibody

View all Periostin/OSF-2 Antibodies

SKU/Catalog Number

PA2048

Size

100 μg/vial

Form

Lyophilized

Description

Boster Bio Anti-Periostin/POSTN Antibody catalog # PA2048. Tested in WB applications. This antibody reacts with Mouse, Rat.

Storage & Handling

Store at -20˚C for one year from date of receipt. After reconstitution, at 4˚C for one month. It can also be aliquotted and stored frozen at -20˚C for six months. Avoid repeated freeze-thaw cycles.

Cite This Product

Anti-Periostin/POSTN Antibody (Boster Biological Technology, Pleasanton CA, USA, Catalog # PA2048)

Host

Rabbit

Contents

Each vial contains 5mg BSA, 0.9mg NaCl, 0.2mg Na2HPO4, 0.05mg Thimerosal, 0.05mg NaN3.

Clonality

Polyclonal

Isotype

Rabbit IgG

Immunogen

A synthetic peptide corresponding to a sequence at the N-terminus of mouse Periostin, identical to the related rat sequence, and different from the related human sequence by three amino acids.

*Blocking peptide can be purchased. Costs vary based on immunogen length. Contact us for pricing.

Cross-reactivity

No cross-reactivity with other proteins

Reactive Species

PA2048 is reactive to POSTN in Mouse, Rat

Applications

PA2048 is guaranteed for WB Boster Guarantee

Observed Molecular Weight

93 kDa

Calculated molecular weight

93.314kDa

Background of Periostin/OSF-2

POSTN (Periostin), also known as PN or OSF2, is a protein that in humans is encoded by the POSTN gene. The International Radiation Hybrid Mapping Consortium mapped the POSTN gene to chromosome 13. Gillan et al. (2002) found that purified recombinant PN supported adhesion of ovarian epithelial cells. Shao et al. (2004) found that periostin was overexpressed by the majority of human primary breast cancers examined. Transfected tumor cell lines overexpressing periostin showed accelerated growth and angiogenesis as xenografts in immunocompromised animals. Kuhn et al. (2007) showed that extracellular periostin induced reentry of differentiated mammalian cardiomyocytes into the cell cycle.

Antibody Validation

Boster validates all antibodies on WB, IHC, ICC, Immunofluorescence, and ELISA with known positive control and negative samples to ensure specificity and high affinity, including thorough antibody incubations.

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Reconsitution

Add 0.2ml of distilled water will yield a concentration of 500ug/ml.

Assay Dilutions Recommendation

The recommendations below provide a starting point for assay optimization. The actual working concentration varies and should be decided by the user.

Western blot, 0.1-0.5μg/ml, Mouse, Rat

Validation Images & Assay Conditions

Gene/Protein Information For POSTN (Source: Uniprot.org, NCBI)

Gene Name

POSTN

Full Name

Periostin

Weight

93.314kDa

Alternative Names

Fasciclin I-like; MGC119510; MGC119511; OSF2; OSF-2; OSF-2osteoblast specific factor 2 (fasciclin I-like); OSF2periodontal ligament-specific periostin; Osteoblast-specific factor 2; PDLPOSTN; periostin isoform thy2; periostin isoform thy4; periostin isoform thy6; periostin isoform thy8; Periostin; periostin, osteoblast specific factor; PNRP11-412K4.1; POSTN; TRIF52 POSTN OSF-2, OSF2, PDLPOSTN, PN periostin periostin|osteoblast specific factor 2 (fasciclin I-like)|periodontal ligament-specific periostin|periostin, osteoblast specific factor

*If product is indicated to react with multiple species, protein info is based on the gene entry specified above in "Species".

For more info on POSTN, check out the POSTN Infographic

POSTN infographic

We have 30,000+ of these available, one for each gene! Check them out.

In this infographic, you will see the following information for POSTN: database IDs, superfamily, protein function, synonyms, molecular weight, chromosomal locations, tissues of expression, subcellular locations, post-translational modifications, and related diseases, research areas & pathways. If you want to see more information included, or would like to contribute to it and be acknowledged, please contact [email protected].

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4 Customer Q&As for Anti-Periostin/POSTN Antibody

Question

I am interested in using your anti-Periostin/POSTN antibody for negative regulation of cell-matrix adhesion studies. Has this antibody been tested with western blotting on mouse cardiac muscle tissue lysate? We would like to see some validation images before ordering.

Verified Customer

Verified customer

Asked: 2019-03-11

Answer

Thank you for your inquiry. This PA2048 anti-Periostin/POSTN antibody is validated on mouse cardiac muscle tissue lysate. It is guaranteed to work for WB in mouse, rat. Our Boster guarantee will cover your intended experiment even if the sample type has not been be directly tested.

Boster Scientific Support

Answered: 2019-03-11

Question

We are currently using anti-Periostin/POSTN antibody PA2048 for rat tissue, and we are content with the WB results. The species of reactivity given in the datasheet says mouse, rat. Is it true that the antibody can work on monkey tissues as well?

Verified Customer

Verified customer

Asked: 2018-12-05

Answer

The anti-Periostin/POSTN antibody (PA2048) has not been validated for cross reactivity specifically with monkey tissues, though there is a good chance of cross reactivity. We have an innovator award program that if you test this antibody and show it works in monkey you can get your next antibody for free. Please contact me if I can help you with anything.

Boster Scientific Support

Answered: 2018-12-05

Question

We have seen staining in mouse pubmed:8363580}. Do you have any suggestions? Is anti-Periostin/POSTN antibody supposed to stain pubmed:8363580} positively?

Verified Customer

Verified customer

Asked: 2018-05-16

Answer

Based on literature pubmed:8363580} does express POSTN. Based on Uniprot.org, POSTN is expressed in periodontal ligament, osteosarcoma eco:0000269, pubmed:8363580 rc placenta eco:0000269, pubmed:8363580, plasma, liver, among other tissues. Regarding which tissues have POSTN expression, here are a few articles citing expression in various tissues:
Liver, Pubmed ID: 19159218, 24275569
Osteosarcoma, and Placenta, Pubmed ID: 8363580
Periodontal ligament, Pubmed ID: 15057823
Plasma, Pubmed ID: 16335952

Boster Scientific Support

Answered: 2018-05-16

Question

Our team were well pleased with the WB result of your anti-Periostin/POSTN antibody. However we have observed positive staining in liver golgi apparatus using this antibody. Is that expected? Could you tell me where is POSTN supposed to be expressed?

Z. Miller

Verified customer

Asked: 2013-06-04

Answer

Based on literature, liver does express POSTN. Generally POSTN expresses in golgi apparatus. Regarding which tissues have POSTN expression, here are a few articles citing expression in various tissues:
Liver, Pubmed ID: 19159218, 24275569
Osteosarcoma, and Placenta, Pubmed ID: 8363580
Periodontal ligament, Pubmed ID: 15057823
Plasma, Pubmed ID: 16335952

Boster Scientific Support

Answered: 2013-06-04

Order DetailsPrice
PA2048

100μg

$370
PA2048-10ug

10μg sample (liquid)

$99
PA2048-Biotin

100 μg Biotin conjugated

$570
PA2048-Cy3

100 μg Cy3 conjugated

$570
PA2048-Dylight488

100 μg Dylight488 conjugated

$570
PA2048-Dylight550

100 μg Dylight550 conjugated

$570
PA2048-Dylight594

100 μg Dylight594 conjugated

$570
PA2048-FITC

100 μg FITC conjugated

$570
PA2048-HRP

100 μg HRP conjugated

$570
PA2048-APC

100 μg APC conjugated

$670
PA2048-PE

100 μg PE conjugated

$670
PA2048-carrier-free

Carrier Free

$370

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