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Chromogranin A Antibody - BSA Free

Novus Biologicals, part of Bio-Techne | Catalog # NB120-15160

Novus Biologicals, part of Bio-Techne
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NB120-15160
NB120-15160SS

Key Product Details

Species Reactivity

Validated:

Human, Mouse, Rat

Cited:

Human, Mouse, Rat

Applications

Validated:

Immunocytochemistry/ Immunofluorescence, Immunohistochemistry, Immunohistochemistry-Paraffin, Western Blot

Cited:

IF/ICC, IF/IHC, Immunocytochemistry/ Immunofluorescence, Immunohistochemistry, Immunohistochemistry-Frozen, Immunohistochemistry-Paraffin, Western Blot

Label

Unconjugated

Antibody Source

Polyclonal Rabbit IgG

Format

BSA Free

Concentration

1.0 mg/ml

Product Specifications

Immunogen

Recombinant full length protein (Human).

Reactivity Notes

Rat reactivity reported in scientific literature (PMID: 27472443).

Localization

Cytoplasmic, Vesicles, Secreted

Clonality

Polyclonal

Host

Rabbit

Isotype

IgG

Theoretical MW

70 kDa.
Disclaimer note: The observed molecular weight of the protein may vary from the listed predicted molecular weight due to post translational modifications, post translation cleavages, relative charges, and other experimental factors.

Scientific Data Images for Chromogranin A Antibody - BSA Free

Immunohistochemistry-Paraffin: Chromogranin A Antibody - BSA Free [NB120-15160]

Immunohistochemistry-Paraffin: Chromogranin A Antibody - BSA Free [NB120-15160]

Immunohistochemistry-Paraffin: Chromogranin A Antibody [NB120-15160] - IHC analysis of a formalin fixed paraffin embedded tissue section of mouse pancreas using Chromogranin A antibody at a dilution of 1:500. The signal was developed using HRP-conjugated anti-rabbit secondary and DAB reagent which followed counterstaining of the section with hematoxylin. The antibody generated a strong staining in Islets of Langerhans. Also, in the periphery of the cells, the pattern of staining was punctate representing the vesicles with Chromogranin A. Cells of lobules and acini showed a weak cytoplasmic and nuclear staining which is potentially the secreted pool of Chromogranin A.
Immunohistochemistry: Chromogranin A Antibody - BSA Free [NB120-15160]

Immunohistochemistry: Chromogranin A Antibody - BSA Free [NB120-15160]

Immunohistochemistry: Chromogranin A Antibody [NB120-15160] - IHC-P analysis fo human pancreas tissue showing specific staining of Chromogranin A in the Islets of Langerhans (dark brown staining).
Immunocytochemistry/ Immunofluorescence: Chromogranin A Antibody - BSA Free [NB120-15160]

Immunocytochemistry/ Immunofluorescence: Chromogranin A Antibody - BSA Free [NB120-15160]

Immunocytochemistry/Immunofluorescence: Chromogranin A Antibody [NB120-15160] - The frequency of chromogranin A positive hormone-negative (CPHN) cells decreases with age. Representative pancreatic sections from fetal (A) and infant-child (B-D) cases immunostained for Endocrine cocktail (insulin, glucagon, somatostatin, pancreatic polypeptide, and ghrelin) (white), chromogranin A (green), and DAPI (blue). Yellow arrows show CPHN cells. Scale bars, 50 um. Image collected and cropped by CiteAb from the following publication (https://www.frontiersin.org/article/10.3389/fendo.2018.00791/full), licensed under a CC-BY license.

Applications for Chromogranin A Antibody - BSA Free

Application
Recommended Usage

Immunocytochemistry/ Immunofluorescence

1:10-1:500. Use reported in scientific literature (PMID 22114116)

Immunohistochemistry

1:10-1:500

Immunohistochemistry-Paraffin

1:500 - 1:1000

Western Blot

reported in scientific literature (PMID 32818433)
Application Notes
IHC-P: Staining of formalin-fixed tissues requires boiling tissue sections in 10mM citrate buffer, pH 6.0 for 10 min followed by cooling at RT for 20 min. Note: Optimal dilutions/concentrations should be determined by the end user.
Please Note: Optimal dilutions of this antibody should be experimentally determined.

Reviewed Applications

Read 2 reviews rated 5 using NB120-15160 in the following applications:

Formulation, Preparation, and Storage

Purification

Immunogen affinity purified

Formulation

PBS

Format

BSA Free

Preservative

0.02% Sodium Azide

Concentration

1.0 mg/ml

Shipping

The product is shipped with polar packs. Upon receipt, store it immediately at the temperature recommended below.

Stability & Storage

Store at -20C. Avoid freeze-thaw cycles.

Background: Chromogranin A

Chromogranin A (a protein of 439 amino acids which is encoded on chromosome 14) is present in neuroendocrine cells throughout the body, including the neuroendocrine cells of the large and small intestine, adrenal medulla and pancreatic islets. It is an excellent marker for carcinoid tumors, phenochromocytomas, paragangliomas, and other neuroendocrine tumors. Coexpression of chromogranin A and neuron specific enolase (NSE) is common in neuroendocrine neoplasms.

Alternate Names

Betagranin, Catestatin, CHGA, Chromofungin, Pancreastatin, Parastatin, Parathyroid Secretory Protein 1, Pituitary Secretory Protein I, SP-I

Entrez Gene IDs

1113 (Human)

Gene Symbol

CHGA

UniProt

Additional Chromogranin A Products

Product Documents for Chromogranin A Antibody - BSA Free

Certificate of Analysis

To download a Certificate of Analysis, please enter a lot number in the search box below.

Product Specific Notices for Chromogranin A Antibody - BSA Free

This product is for research use only and is not approved for use in humans or in clinical diagnosis. Primary Antibodies are guaranteed for 1 year from date of receipt.

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