Date published: 2025-10-15

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Calponin 1/2/3 Antibody (G-10): sc-136987

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Datasheets
  • Calponin 1/2/3 Antibody (G-10) is a mouse monoclonal IgG1 κ Calponin 1/2/3 antibody, cited in 26 publications, provided at 200 µg/ml
  • raised against amino acids 1-297 representing full length Calponin 1 of human origin
  • Calponin 1/2/3 Antibody (G-10) is recommended for detection of Calponin 1 of mouse, rat and human origin, and Calponin 2 and Calponin 3 of human origin by WB, IP, IF, IHC(P) and ELISA
  • Anti-Calponin 1/2/3 Antibody (G-10) is available conjugated to agarose for IP; HRP for WB, IHC(P) and ELISA; and to either phycoerythrin or FITC for IF, IHC(P) and FCM
  • also available conjugated to Alexa Fluor® 488, Alexa Fluor® 546, Alexa Fluor® 594 or Alexa Fluor® 647 for WB (RGB), IF, IHC(P) and FCM, and for use with RGB fluorescent imaging systems, such as iBright™ FL1000, FluorChem™, Typhoon, Azure and other comparable systems
  • also available conjugated to Alexa Fluor® 680 or Alexa Fluor® 790 for WB (NIR), IF and FCM; for use with Near-Infrared (NIR) detection systems, such as LI-COR®Odyssey®, iBright™ FL1000, FluorChem™, Typhoon, Azure and other comparable systems
  • m-IgG Fc BP-HRP is the preferred secondary detection reagent for Calponin 1/2/3 Antibody (G-10) for WB and IHC(P) applications. This reagent is now offered in a bundle with Calponin 1/2/3 Antibody (G-10) (see ordering information below).

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Calponin 1/2/3 Antibody (G-10) is a mouse monoclonal IgG1 kappa light chain antibody that detects Calponin 1 protein of mouse, rat, and human origin, as well as Calponin 2 and Calponin 3 proteins of human origin by western blotting (WB), immunoprecipitation (IP), immunofluorescence (IF), immunohistochemistry with paraffin-embedded sections (IHCP), and enzyme-linked immunosorbent assay (ELISA). Calponin 1/2/3 (G-10) antibody is available in both non-conjugated and various conjugated forms, including agarose, horseradish peroxidase (HRP), phycoerythrin (PE), fluorescein isothiocyanate (FITC), and multiple Alexa Fluor® conjugates. Calponin plays a crucial role in regulating smooth muscle contraction and serves as a marker for smooth muscle cell differentiation. Calponin is primarily located in smooth muscle tissue, where Calponin interacts with actin and tropomyosin, functioning as an inhibitory factor for smooth muscle actomyosin activity. This interaction is vital for maintaining the contractile state of smooth muscle cells, as Calponin modulates the activity of phosphorylated myosin by inhibiting the actin-activated MgATPase activity. Notably, Calponin′s regulatory properties are compromised upon phosphorylation, particularly at Serine 175, by protein kinase C or calmodulin-dependent protein kinase II, which can lead to altered smooth muscle function. The three isoforms of Calponin—Calponin 1 (basic), Calponin 2 (neutral), and Calponin 3 (acidic)—are distributed in various tissues, with Calponin 2 also found in heart muscle and Calponin 3 in the brain, highlighting the diverse roles in different physiological contexts.

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

Calponin 1/2/3 Antibody (G-10) References:

  1. The unique 5-flanking region of the human basic calponin gene.  |  Kitami, Y., et al. 1999. Hypertens Res. 22: 187-93. PMID: 10515441
  2. Calponin isoforms CNN1, CNN2 and CNN3: Regulators for actin cytoskeleton functions in smooth muscle and non-muscle cells.  |  Liu, R. and Jin, JP. 2016. Gene. 585: 143-153. PMID: 26970176
  3. Deep Learning-based Method for Fully Automatic Quantification of Left Ventricle Function from Cine MR Images: A Multivendor, Multicenter Study.  |  Tao, Q., et al. 2019. Radiology. 290: 81-88. PMID: 30299231
  4. Fully automatic segmentation of type B aortic dissection from CTA images enabled by deep learning.  |  Cao, L., et al. 2019. Eur J Radiol. 121: 108713. PMID: 31683252
  5. Compensating Positron Range Effects of Ga-68 in Preclinical PET Imaging by Using Convolutional Neural Network: A Monte Carlo Simulation Study.  |  Yang, CC. 2021. Diagnostics (Basel). 11: PMID: 34943511
  6. [12]aneN3-modified camptothecin and PEGylated AIEgens co-assembly into core-shell nanoparticles with ROS/NTR dual-response for enhanced cancer therapy.  |  Sun, XY., et al. 2023. J Mater Chem B. 11: 8943-8955. PMID: 37727888
  7. Immune response and mesenchymal transition of papillary thyroid carcinoma reflected in ultrasonography features assessed by radiologists and deep learning.  |  Lee, J., et al. 2024. J Adv Res. 62: 219-228. PMID: 37783270
  8. A deep learning model for brain age prediction using minimally preprocessed T1w images as input.  |  Dartora, C., et al. 2023. Front Aging Neurosci. 15: 1303036. PMID: 38259636
  9. Cloning and expression of a novel acidic calponin isoform from rat aortic vascular smooth muscle.  |  Applegate, D., et al. 1994. J Biol Chem. 269: 10683-90. PMID: 8144658
  10. Complete nucleotide sequence, structural organization, and an alternatively spliced exon of mouse h1-calponin gene.  |  Gao, J., et al. 1996. Biochem Biophys Res Commun. 218: 292-7. PMID: 8573148

Ordering Information

Product NameCatalog #UNITPriceQtyFAVORITES

Calponin 1/2/3 Antibody (G-10)

sc-136987
200 µg/ml
$316.00

Calponin 1/2/3 Antibody (G-10): m-IgG Fc BP-HRP Bundle

sc-551921
200 µg Ab; 10 µg BP
$354.00

Calponin 1/2/3 Antibody (G-10) AC

sc-136987 AC
500 µg/ml, 25% agarose
$416.00

Calponin 1/2/3 Antibody (G-10) HRP

sc-136987 HRP
200 µg/ml
$316.00

Calponin 1/2/3 Antibody (G-10) FITC

sc-136987 FITC
200 µg/ml
$330.00

Calponin 1/2/3 Antibody (G-10) PE

sc-136987 PE
200 µg/ml
$343.00

Calponin 1/2/3 Antibody (G-10) Alexa Fluor® 488

sc-136987 AF488
200 µg/ml
$357.00

Calponin 1/2/3 Antibody (G-10) Alexa Fluor® 546

sc-136987 AF546
200 µg/ml
$357.00

Calponin 1/2/3 Antibody (G-10) Alexa Fluor® 594

sc-136987 AF594
200 µg/ml
$357.00

Calponin 1/2/3 Antibody (G-10) Alexa Fluor® 647

sc-136987 AF647
200 µg/ml
$357.00

Calponin 1/2/3 Antibody (G-10) Alexa Fluor® 680

sc-136987 AF680
200 µg/ml
$357.00

Calponin 1/2/3 Antibody (G-10) Alexa Fluor® 790

sc-136987 AF790
200 µg/ml
$357.00

Can Calponin 1/2/3 (G-10): sc-136987 monoclonal antibody be used to stain formalin-fixed, paraffin-embedded (FFPE) tissue sections?

Asked by: DefinitelyNotMatt
Thank you for your question. Yes, Calponin 1/2/3 (G-10): sc-136987 has been validated for use in IHC with paraffin-embedded sections. We recommend performing antigen retrieval with sodium citrate buffer (pH 6) and heat. The full protocol can be found here: https://www.scbt.com/scbt/resources/protocols/immunoperoxidase-staining
Answered by: Technical Support
Date published: 2017-02-25
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Rated 5 out of 5 by from Good results on mouse tissue IF(P)We tried this antibody on paraffin sections of paraformaldehyde fixed mouse embryonic gonads and had good results (pH6 antigen retrieval).
Date published: 2018-03-20
Rated 5 out of 5 by from Pretty good for CNN1 in IF stainingI used this as 1:100 in cardiomyocytes for IF staining, shows very clear structure of the myofilament, thanks for Santa.
Date published: 2017-10-24
Rated 4 out of 5 by from just okthanks FOR the sample , BUT the bind is not clear enough
Date published: 2017-07-22
Rated 5 out of 5 by from Strong and specific antibody by WBThis wonderful antibody is sure to produce the desired results in all standard applications. Reactivity with mouse, rat, and human gives it great versatility.
Date published: 2017-04-06
Rated 5 out of 5 by from very well!I applied this small sample half a month ago, the signal is clear and strong, good!
Date published: 2016-11-08
Rated 5 out of 5 by from Western blotSingle clear, distinct band (used at 1:500 dilution) at ~34kDa in myofibroblasts.
Date published: 2016-10-28
Rated 5 out of 5 by from Produced great immunofluorescence cytoskeletalProduced great immunofluorescence cytoskeletal staining in formalin-fixed HepG2 cells. -SCBT QC
Date published: 2015-05-08
Rated 5 out of 5 by from Clean bands in western blot analysis of CalponinClean bands in western blot analysis of Calponin 1/2/3 expression in 293T and JEG-3 whole cell lysates. -SCBT QC
Date published: 2015-03-26
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Calponin 1/2/3 Antibody (G-10) is rated 4.9 out of 5 by 8.
  • y_2025, m_10, d_14, h_6
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