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AB244177

Human alpha SMA Antibody Pair - BSA and Azide free

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(8 Publications)

Human alpha SMA Antibody Pair - BSA and Azide free is a kit containing recombinant capture and detector antibodies in a carrier-free formulation for the measurement of Human alpha SMA.

View Alternative Names

ACTSA, ACTVS, GIG46, ACTA2, Alpha-actin-2, Cell growth-inhibiting gene 46 protein

Key facts

Reacts with

Human

Assay type

ELISA set

Range

125 - 8000 pg/mL

Assay Platform

Reagents

Reactivity data

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Product details

The Antibody Pair can be used to quantify Human alpha SMA. BSA and Azide free antibody pairs include unconjugated capture and detector antibodies suitable for sandwich ELISAs. The antibodies are provided at an approximate concentration of 1 mg/ml as measured by the protein A280 method. The recommended antibody orientation is based on internal optimization for ELISA-based assays. Antibody orientation is assay dependent and needs to be optimized for each assay type. Both capture and detector antibodies are rabbit monoclonal antibodies delivering consistent, specific, and sensitive results.

For additional information on the performance of the antibody pair, see the equivalent SimpleStep ELISA® Kit (ab240678), which uses the same antibodies. However, due to differences in their formulation, this antibody pair cannot be used with the consumables provided with our SimpleStep ELISA Kits. Please note that the range provided for the pairs is only an estimation based on the performance of the related product using the same antibody pair. Performance of the antibody pair will depend on the specific characteristics of your assay. We guarantee the product works in sandwich ELISA, but we do not guarantee the sensitivity or dynamic range of the antibody pair in your assay.

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.

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.

The pair can be used in variety of assays and platforms including but not limited to:

  • Sandwich ELISA
  • FRET/TR-FRET/HTRF
  • Meso Scale Discovery® (MSD®)
  • Bead-based assays
  • AlphaLISA®/AlphaScreen®
  • DELFIA® immunoassays
  • Simoa® and Single Molecule Counting (SMC™) immunoassays
  • Multiplex

Our antibody pairs are supplied in a carrier-free format that is conjugation-ready:

  • Buffer free of BSA, sodium azide, and glycerol for higher conjugation efficiency.
  • Concentration of ~1 mg/ml as measured by the protein A280 method.

We can label antibodies for you: get in touch today to discuss how we can help accelerate your assay development with custom conjugation services.

Pairs are screened in biological samples, including plasma and serum, to ensure specificity in complex samples.

Please note:

The recommended antibody orientation is based on internal optimization in sandwich ELISA. Antibody orientation is assay dependent and needs to be optimized for each assay type.

The range provided for this antibody pair is based on initial sandwich ELISA validation data using recombinant protein. Performance and range of the antibody pair will depend on the specific characteristics of your assay, including standard protein selection.

We guarantee the product works in sandwich ELISA, but we do not guarantee the sensitivity or dynamic range of the antibodies in other assays.

Antibody properties:

Capture antibody: recombinant rabbit monoclonal (unconjugated) – 100 µg

Detector antibody: recombinant rabbit monoclonal (unconjugated) - 100 µg

Concentration: ~1 mg/ml

Storage buffer: 100% PBS

Form: Liquid

Isotype: IgG

Recombinant monoclonal antibodies offer several advantages including:

- High batch-to-batch consistency and reproducibility

- Improved sensitivity and specificity

- Long-term security of supply

- Animal-free production

Meso Scale Discovery and MSD are registered trademarks of Meso Scale Diagnostics, LLC.

AlphaLISA, AlphaScreen, and DELFIA are registered trademarks of PerkinElmer, Inc.

Simoa is a registered trademark of Quanterix, Inc.

SMC is a registered trademark of Merck KGaA, Darmstadt, Germany.

What's included?

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Properties and storage information

Shipped at conditions
Blue Ice
Appropriate short-term storage conditions
+4°C
Appropriate long-term storage conditions
+4°C
Storage information
+4°C

Supplementary information

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

Alpha smooth muscle actin (α-SMA) also known as ACTA2 is an actin isoform with a specific role in the contractile function of smooth muscle cells. The molecular weight of α-SMA is approximately 42 kDa. This protein is expressed widely in vascular smooth muscle cells the peritoneal lining and myofibroblasts. It often serves as a marker for these cell types. The expression of α-SMA is critical for the mechanical attributes of cells contributing to the rigidity and contractility of tissues where it is present.
Biological function summary

Alpha smooth muscle actin aids in maintaining the structural integrity of tissues by forming part of the actin cytoskeleton an important element in cellular support. It exists in high concentration in stress fibers contributing to cellular movements and shape maintenance. These actions are essential in various dynamic cellular processes such as cell migration and adhesion. Alpha smooth muscle actin does not typically form complexes but it associates with other components of the actin cytoskeleton to ensure cell stability and function.

Pathways

Alpha smooth muscle actin functions significantly within the TGF-beta signaling pathway which influences cell proliferation differentiation and apoptosis. It interacts closely with proteins such as myosin to facilitate cellular contractility and motility. Additionally α-SMA plays a part in the RhoA/Rho kinase (ROCK) pathway connecting with regulators of actin filament organization. These pathways are essential for modulation of smooth muscle contraction and actin filament assembly contributing to vascular development and wound healing.

Alpha smooth muscle actin is importantly involved in fibrotic diseases and vascular diseases like arteriosclerosis. Increased expression of α-SMA is often observed in fibrotic tissues contributing to pathogenesis due to excessive extracellular matrix deposition. In the context of vascular disorders overexpression of α-SMA can lead to abnormal vascular remodeling often seen in diseases like hypertension. Interactions with proteins such as fibronectin and collagens facilitate these pathological changes highlighting the importance of α-SMA in disease development.

Product protocols

Target data

Actins are highly conserved proteins that are involved in various types of cell motility and are ubiquitously expressed in all eukaryotic cells.
See full target information ACTA2

Publications (8)

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

Journal of gastrointestinal and liver diseases : JGLD 34:30-39 PubMed40153818

2025

Programmed Cell Death-ligand 1 as Biomarker of Poor Prognosis in Patients with Gastrointestinal Stromal Tumour.

Applications

Unspecified application

Species

Unspecified reactive species

Duolikun Yasheng,Abuduwaili Aierken,Yiliang Li,Aikebaier Aili,Kelimu Abudureyimu

iScience 27:110127 PubMed38966571

2024

Single-cell sequencing of immune cells from the coronary sinus reveals immune mechanisms of the progression of persistent atrial fibrillation.

Applications

Unspecified application

Species

Unspecified reactive species

Chaofeng Chen,Yang Pang,Kuan Cheng,Xiaofei Gao,Yunlong Ling,Ye Xu,Jing Wu,Yi-Zhou Xu,Qingxing Chen,Wen-Qing Zhu,Jun-Bo Ge

Epigenetics 18:2265625 PubMed37871286

2023

IL-18 serves as a main effector of CAF-derived METTL3 against immunosuppression of NSCLC via driving NF-κB pathway.

Applications

Unspecified application

Species

Unspecified reactive species

Li Xu,Kang Li,Jia Li,Fang Xu,Shuzhi Liang,Yi Kong,Bolin Chen

Acta cirurgica brasileira 38:e382523 PubMed37556718

2023

Puerarin alleviated oxidative stress and ferroptosis during renal fibrosis induced by ischemia/reperfusion injury via TLR4/Nox4 pathway in rats.

Applications

Unspecified application

Species

Unspecified reactive species

Jun Jian,Dan Wang,Yufeng Xiong,Jingsong Wang,Qingyuan Zheng,Zhengyu Jiang,Jiacheng Zhong,Song Yang,Lei Wang

International journal of molecular sciences 24: PubMed37569280

2023

Mixed-Lineage Leukemia 1 Inhibition Enhances the Differentiation Potential of Bovine Embryonic Stem Cells by Increasing H3K4 Mono-Methylation at Active Promoters.

Applications

Unspecified application

Species

Unspecified reactive species

Chen Li,Xuejie Han,Jing Wang,Fang Liu,Yuanyuan Zhang,Zihong Li,Zhenyu Lu,Yongli Yue,Jinzhu Xiang,Xueling Li

Thoracic cancer 14:450-461 PubMed36541122

2022

EIF4A3 stabilizes the expression of lncRNA AGAP2-AS1 to activate cancer-associated fibroblasts via MyD88/NF-κb signaling.

Applications

Unspecified application

Species

Unspecified reactive species

Qingqing Xu,Tingting Zhao,Honghao Han,Jiahao Fan,Weiping Xie

Advances in clinical and experimental medicine : official organ Wroclaw Medical University 32:469-479 PubMed36413180

2022

A miR-340/SPP1 axis inhibits the activation and proliferation of hepatic stellate cells by inhibiting the TGF-β1/Smads pathway.

Applications

Unspecified application

Species

Unspecified reactive species

Ronghua Zhang,Meimei Wang,Hongjian Lu,Jingyao Wang,Xiangyang Han,Zhiyong Liu,Lin Li,Mingming Li,Xiaoli Tian,Shuang Chen,Guangling Zhang,Yanan Xiong,Jingwu Li

Experimental and therapeutic medicine 22:1415 PubMed34676008

2021

Adipose mesenchymal stem cells and gingival mesenchymal stem cells have a comparable effect in endothelium repair.

Applications

Unspecified application

Species

Unspecified reactive species

Ke Yang,Dongmei Xie,Wanwen Lin,Peng Xiang,Chaoquan Peng
View all publications

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