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AB28244

Anti-Fibroblast activation protein, alpha 抗体

Anti-Fibroblast activation protein, alpha antibody

5

(2 Reviews)

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(75 Publications)

Anti-Fibroblast activation protein, alpha antibody (ab28244) is a rabbit polyclonal antibody detecting Fibroblast activation protein, alpha in Western Blot.

-Ideal to study ECM remodeling, fibrosis, and tumor progression
-Cited in over 60 publications
-Trusted since 2006

別名を表示する

Prolyl endopeptidase FAP, 170 kDa melanoma membrane-bound gelatinase, Dipeptidyl peptidase FAP, Fibroblast activation protein alpha, Gelatine degradation protease FAP, Integral membrane serine protease, Post-proline cleaving enzyme, Serine integral membrane protease, Surface-expressed protease, FAPalpha, SIMP, Seprase, FAP

4 Images
Western blot - Anti-Fibroblast activation protein, alpha antibody (AB28244)
  • WB

Unknown

Western blot - Anti-Fibroblast activation protein, alpha antibody (AB28244)

All lanes:

Western blot - Anti-Fibroblast activation protein, alpha antibody (ab28244) at 1/1000 dilution

Lane 1:

Recombinant Human FAPalpha at 0.08 µg

Lane 2:

Recombinant Human FAPalpha at 0.04 µg

Lane 3:

Recombinant Human FAPalpha at 0.02 µg

Lane 4:

Recombinant Human FAPalpha at 0.01 µg

Lane 5:

Recombinant Human FAPalpha at 0.005 µg

Predicted band size: 88 kDa

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Western blot - Anti-Fibroblast activation protein, alpha antibody (AB28244)
  • WB

CiteAb

Western blot - Anti-Fibroblast activation protein, alpha antibody (AB28244)

Fibroblast activation protein western blotting using Anti-Fibroblast activation protein, alpha antibody ab28244. Publication image and figure legend from Wei, L., Ye, H., et al., 2018, Cell Death Dis, PubMed 30337520.

Characterization of primary NAFs and CAFsa The expression of α-SMA in tumor stroma was assayed by immunohistochemical staining, indicating that CAFs were abundant in pancreatic tumor stroma. b The morphological images of NAFs and CAFs. c Immunofluorescence staining showed the subcellular localization and the expression of α-SMA and FAP in NAFs and CAFs. Scale bar = 50 μm, magnification, x400. d The mRNA expression levels of α-SMA, FAP, and FSP1 in NAFs and CAFs (passage 4) isolated from three patients were detected by qRT-PCR analysis. n = 3 (replicating from three patients), ***p < < 0.001. e Western blot analysis shows the expression of α-SMA and FAP in NAFs and CAFs derived from four pairs of non-neoplastic pancreatic tissues and tumor tissues. f, g qRT-PCR and western blot analysis show the different expression levels of α-SMA and FAP in CAFs at different passages. Compared with the fourth-passage CAFs (CAFs-P4), the expression of α-SMA and FAP in CAFs-P8 had no significant difference, but the expression in CAFs-P12 significantly decreased. n = 3 (replicating from three patients), ns : not significantly different, *p < < 0.05

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Western blot - Anti-Fibroblast activation protein, alpha antibody (AB28244)
  • WB

CiteAb

Western blot - Anti-Fibroblast activation protein, alpha antibody (AB28244)

Fibroblast activation protein western blotting using Anti-Fibroblast activation protein, alpha antibody ab28244. Publication image and figure legend from Kato, R., Haratani, K., et al., 2021, Br J Cancer, PubMed 33299131.

Nintedanib inhibits both the proliferation and activation of fibroblasts.a Cell viability assay for nintedanib and either NIH-3T3 cells treated with TGF-β1, H1703 cells (positive control) or B16-F10 cells (negative control). Data are means ± SEM for two independent experiments, each performed with six technical replicates. b Cell proliferation assay for nintedanib and TGF-β1-stimulated NIH-3T3 cells. The cells were treated with 0.5 or 1 μm nintedanib for 24, 48 or 72 h, after which living cells were counted by flow cytometry and normalised by those in untreated samples. Data are means + SEM for two independent experiments, each performed with two technical replicates. P values were determined by one-way ANOVA with Tukey's correction for multiple comparisons and are shown only if <0.05. c Immunoblot analysis of FAP and β-actin (loading control) (left) as well as densitometric quantification of the FAP/β-actin ratio (right) for NIH-3T3 cells stimulated with TGF-β1 and exposed to the indicated concentrations of nintedanib. The quantitative data are means + SEM for two independent experiments. P values were determined by one-way ANOVA with Tukey's correction for multiple comparisons. d Immunoblot analysis of FAP and β-actin in lysates of cultured B16-F10 cells, B16-F10 tumour tissue, and normal mouse skin tissue (positive control). e Flow cytometric analysis of FAP+ cells in B16-F10 tumours derived from mice treated with vehicle or nintedanib for 7 days. Data are expressed as number of FAP+ cells per milligram of wet tumour weight and are means ± SEM for six mice per group. The P value was determined with the unpaired t-test. f Representative immunohistochemical staining of α-SMA and Sirius red staining of collagen (left) as well as the corresponding percentage positive areas (right) for B16-F10 tumours derived from mice treated with vehicle or nintedanib for 7 days. Scale bars, 100 μm. The quantitative data are means ± SEM for five or six mice per group. The P values were determined with the unpaired t-test. g Immunoblot analysis of FAP and β-actin (left) as well as densitometric quantification of the FAP/β-actin ratio for lysates of B16-F10 tumour tissue derived from mice treated with vehicle or nintedanib for 7 days. The quantitative data are means ± SEM for five mice per group. The P value was determined with the unpaired t-test.

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Western blot - Anti-Fibroblast activation protein, alpha antibody (AB28244)
  • WB

CiteAb

Western blot - Anti-Fibroblast activation protein, alpha antibody (AB28244)

Fibroblast activation protein western blotting using Anti-Fibroblast activation protein, alpha antibody ab28244. Publication image and figure legend from Kato, R., Haratani, K., et al., 2021, Br J Cancer, Pubmed 33299131.

Nintedanib inhibits both the proliferation and activation of fibroblasts.a Cell viability assay for nintedanib and either NIH-3T3 cells treated with TGF-β1, H1703 cells (positive control) or B16-F10 cells (negative control). Data are means ± SEM for two independent experiments, each performed with six technical replicates. b Cell proliferation assay for nintedanib and TGF-β1-stimulated NIH-3T3 cells. The cells were treated with 0.5 or 1 μm nintedanib for 24, 48 or 72 h, after which living cells were counted by flow cytometry and normalised by those in untreated samples. Data are means + SEM for two independent experiments, each performed with two technical replicates. P values were determined by one-way ANOVA with Tukey's correction for multiple comparisons and are shown only if <0.05. c Immunoblot analysis of FAP and β-actin (loading control) (left) as well as densitometric quantification of the FAP/β-actin ratio (right) for NIH-3T3 cells stimulated with TGF-β1 and exposed to the indicated concentrations of nintedanib. The quantitative data are means + SEM for two independent experiments. P values were determined by one-way ANOVA with Tukey's correction for multiple comparisons. d Immunoblot analysis of FAP and β-actin in lysates of cultured B16-F10 cells, B16-F10 tumour tissue, and normal mouse skin tissue (positive control). e Flow cytometric analysis of FAP+ cells in B16-F10 tumours derived from mice treated with vehicle or nintedanib for 7 days. Data are expressed as number of FAP+ cells per milligram of wet tumour weight and are means ± SEM for six mice per group. The P value was determined with the unpaired t-test. f Representative immunohistochemical staining of α-SMA and Sirius red staining of collagen (left) as well as the corresponding percentage positive areas (right) for B16-F10 tumours derived from mice treated with vehicle or nintedanib for 7 days. Scale bars, 100 μm. The quantitative data are means ± SEM for five or six mice per group. The P values were determined with the unpaired t-test. g Immunoblot analysis of FAP and β-actin (left) as well as densitometric quantification of the FAP/β-actin ratio for lysates of B16-F10 tumour tissue derived from mice treated with vehicle or nintedanib for 7 days. The quantitative data are means ± SEM for five mice per group. The P value was determined with the unpaired t-test.

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Key facts

宿主種

Rabbit

クローン性

Polyclonal

アイソタイプ

IgG

キャリアフリー

No

アプリケーション

WB

applications

免疫原

Synthetic Peptide within Human FAP. The exact immunogen used to generate this antibody is proprietary information.

Q12884

特異性

This antibody recognizes the Stalk Region of both long isoforms of Fibroblast activation protein, alpha but does not recognize other DPP family members.

Reactivity data

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製品の詳細

Product Specifications
Anti-Fibroblast activation protein, alpha antibody (ab28244) is a rabbit polyclonal antibody and is validated for use in WB.
Anti-Fibroblast activation protein, alpha antibody (ab28244) specifically detects Fibroblast activation protein, alpha (UniProt ID: Q12884; Molecular weight: 88kDa) and is sold in 100 µg selling sizes.

Quality and Validation
Abcam's high quality validation processes ensure Anti-Fibroblast activation protein, alpha antibody (ab28244) has high sensitivity and specificity.
Anti-Fibroblast activation protein, alpha antibody (ab28244) has been cited over 63 times in peer reviewed journals and is trusted by the scientific community.

出荷温度及び保存条件

製品の状態
Liquid
精製方法
Affinity purification Immunogen
バッファー組成
Preservative: 0.05% Sodium azide Constituents: 50% Glycerol (glycerin, glycerine)
出荷温度
Blue Ice
短期保存温度
+4°C
長期保存温度
-20°C
分注に関する情報
Upon delivery aliquot
保管に関する情報
Avoid freeze / thaw cycle

製品プロトコール

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

ターゲットの情報

The protein expressed by the FAP gene is a cell surface glycoprotein serine protease involved in the degradation of the extracellular matrix (ECM) and various cellular processes such as tissue remodeling, fibrosis, wound healing, inflammation, and tumor growth. It exists in both plasma membrane-bound and soluble forms, exhibiting post-proline cleaving endopeptidase activity, specifically targeting Ala/Ser-Gly-Pro-Ser/Asn/Ala sequences in substrates like alpha-2-antiplasmin SERPINF2 and SPRY2. FAP protein degrades gelatin and heat-denatured type I collagen but not native type I and IV collagens, nor vitronectin, tenascin, laminin, fibronectin, fibrin, or casein. It also has dipeptidyl peptidase activity, hydrolyzing prolyl bonds when the penultimate residue is proline, with a preference for sequences such as Ala-Pro and Gly-Pro. It acts on natural neuropeptides like neuropeptide Y, peptide YY, substance P, and brain natriuretic peptide 32. In its membrane form, in association with DPP4, PLAUR, or integrins, FAP is involved in pericellular ECM proteolysis, promoting cell adhesion, migration, invasion, and plays roles in development, wound healing, and cell invasiveness in malignant melanoma. It supports tumor progression by facilitating angiogenesis, collagen degradation, apoptosis, and reducing immune response. Additionally, it promotes glioma cell invasion by degrading brevican and functions as a tumor suppressor in melanocytic cells by regulating cell proliferation and survival independently of its serine protease activity. This supplementary information is collated from multiple sources and compiled automatically.
See full target information FAP

文献 (75)

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

Journal of experimental & clinical cancer research : CR 44:265 PubMed40898244

2025

Cancer-associated fibroblast derived CXCL14 drives cisplatin chemoresistance by enhancing nucleotide excision repair in bladder cancer.

Applications

Unspecified application

Species

Unspecified reactive species

Tinghao Li,Kunyao Zhu,Hang Tong,Yan Sun,Junlong Zhu,Zijia Qin,Junrui Chen,Linfeng Wu,Xiaoyu Zhang,Aimin Wang,Xin Gou,Hubin Yin,Weiyang He

JCI insight 10: PubMed40627450

2025

CAR-engineered cytolytic Tregs reverse pulmonary fibrosis and remodel the fibrotic niche with limited CRS.

Applications

Unspecified application

Species

Unspecified reactive species

Yun-Han Jiang,Meng Zhou,Meng-Di Cheng,Sai Chen,Ying-Qiang Guo

Cells 13: PubMed38606999

2024

Phenotypic Heterogeneity of Cancer Associated Fibroblasts in Cervical Cancer Progression: FAP as a Central Activation Marker.

Applications

Unspecified application

Species

Unspecified reactive species

Lesly Jazmin Bueno-Urquiza,Marisol Godínez-Rubí,Julio César Villegas-Pineda,Alejandra Natali Vega-Magaña,Luis Felipe Jave-Suárez,Ana Graciela Puebla-Mora,Gloria Estefanía Aguirre-Sandoval,María Guadalupe Martínez-Silva,Adrián Ramírez-de-Arellano,Ana Laura Pereira-Suárez

Hepatology research : the official journal of the Japan Society of Hepatology 54:817-826 PubMed38430513

2024

High expression of autotaxin is associated with poor recurrence-free survival in cholangiocarcinoma.

Applications

Unspecified application

Species

Unspecified reactive species

Xuefeng Li,Yukinori Koyama,Kojiro Taura,Takahiro Nishio,Tomoaki Yoh,Hiroto Nishino,Yusuke Uemoto,Yusuke Kimura,Daichi Nakamura,Nguyen Hai Nam,Motohiko Sato,Satoru Seo,Keiko Iwaisako,Etsuro Hatano

Asian Pacific journal of cancer prevention : APJCP 24:3825-3835 PubMed38019240

2023

Role of Oxidative Stress-Dependent C/EBPβ Expression on CAF Transformation Inducing HCT116 Colorectal Cancer Cell Progression; Migration and Invasion.

Applications

Unspecified application

Species

Unspecified reactive species

Artchaya Hassametto,Rataya Tanomrat,Tharathip Muangthong,Suchin Worawichawong,Prasit Suwannalert

Cancer cell international 23:219 PubMed37759302

2023

Suppression of the antitumoral activity of natural killer cells under indirect coculture with cancer-associated fibroblasts in a pancreatic TIME-on-chip model.

Applications

Unspecified application

Species

Unspecified reactive species

Hyun-Ah Kim,Hyunsoo Kim,Min-Kyung Nam,Jong Kook Park,Moo-Yeal Lee,Seok Chung,Kyung-Mi Lee,Hyo-Jeong Kuh

Cancer medicine 12:18032-18049 PubMed37578396

2023

Cancer-associated fibroblasts nurture LGR5 marked liver tumor-initiating cells and promote their tumor formation, growth, and metastasis.

Applications

Unspecified application

Species

Unspecified reactive species

Mingna Zhang,Yiqiao Fang,Xia Fu,Jiaye Liu,Yang Liu,Zhounan Zhu,Yinyun Ni,Menglin Yao,Qiuwei Pan,Wanlu Cao,Zhihui Li,Chunyan Dong

Cell communication and signaling : CCS 21:139 PubMed37316886

2023

The Prognostic and therapeutic value and clinical implications of fibroblast activation protein-α as a novel biomarker in colorectal cancer.

Applications

Unspecified application

Species

Unspecified reactive species

Zahra Kalaei,Reyhaneh Manafi-Farid,Bentolhoda Rashidi,Fariba Karoon Kiani,Asieh Zarei,Mehrdad Fathi,Farhad Jadidi-Niaragh

Molecular and cellular biochemistry 479:665-677 PubMed37160555

2023

Exosome-transmitted FOSL1 from cancer-associated fibroblasts drives colorectal cancer stemness and chemo-resistance through transcriptionally activating ITGB4.

Applications

Unspecified application

Species

Unspecified reactive species

Shanshan Lin,Bo Zhu

Advanced science (Weinheim, Baden-Wurttemberg, Germany) 10:e2206603 PubMed37085943

2023

Highly Mimetic Ex Vivo Lung-Cancer Spheroid-Based Physiological Model for Clinical Precision Therapeutics.

Applications

Unspecified application

Species

Unspecified reactive species

Ming-You Shie,Hsin-Yuan Fang,Kai-Wen Kan,Chia-Che Ho,Chih-Yen Tu,Pei-Chih Lee,Po-Ren Hsueh,Chia-Hung Chen,Alvin Kai-Xing Lee,Ni Tien,Jian-Xun Chen,Yu-Cheng Shen,Jan-Gowth Chang,Yu-Fang Shen,Ting-Ju Lin,Ben Wang,Mien-Chie Hung,Der-Yang Cho,Yi-Wen Chen
View all publications

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