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Extracellular matrix remodeling in equine sarcoid: an immunohistochemical and molecular study

Overview of attention for article published in BMC Veterinary Research, February 2016
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Title
Extracellular matrix remodeling in equine sarcoid: an immunohistochemical and molecular study
Published in
BMC Veterinary Research, February 2016
DOI 10.1186/s12917-016-0648-1
Pubmed ID
Authors

Manuela Martano, Annunziata Corteggio, Brunella Restucci, Maria Ester De Biase, Giuseppe Borzacchiello, Paola Maiolino

Abstract

Equine sarcoids are locally invasive, fibroblastic benign skin tumors. Bovine papillomavirus type-1 (BPV-1) and/or Bovine papillomavirus type-2 (BPV-2) are believed to be the causative agent of sarcoids, although the mechanisms by which the virus induce the tumor are still poorly understood. We hypothesized that in genetically predisposed equines latent BPV infection may be reactivated by immunosoppression and/or mechanical injury leading to a form of pathologic wound which may transform into a sarcoid. In this study, we investigated in 25 equine sarcoids and in five normal skin samples the histological features and evaluated the immunohistochemical and molecular expression of type I and type III Collagen, vimentin (VIM), alfa Smooth Muscle Actin (α-SMA), Matrix Metalloproteinase (MMPs) -2, 9, 14 and tissue inhibitor of metalloproteinase 2 (TIMP-2). In 64 % of investigated sarcoids, type I collagen staining was stronger than that of type III collagen. In 80 % of sarcoids, SFs were strongly positive for vimentin and negative for α-SMA; the remaining sarcoid samples (20 %) showed 70-80 % of SFs labeled for vim and approximately 20-30 % labeled for α-SMA. Moreover, all sarcoid specimen showed a variable staining pattern (weak to moderate) for MMP-9 and MMP-14, and a moderate to strong staining for MMP-2 and TIMP-2. Biochemical analysis confirmed immunohistochemical results and showed in sarcoids, for the first time, the cleaved form of MMP9, the 35 KDa active species for MMP-9. This study revealed that in equine sarcoids exhibit an altered turnover of the Extracellular Matrix (ECM) deposition and degradation, as result of an altered expression of MMPs and TIMPs. Therefore, these observations seem to confirm that the basic mechanism for growth of equine sarcoids could be a neoplastic transformation during wound healing.

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Mendeley readers

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The data shown below were compiled from readership statistics for 45 Mendeley readers of this research output. Click here to see the associated Mendeley record.

Geographical breakdown

Country Count As %
Belgium 1 2%
Unknown 44 98%

Demographic breakdown

Readers by professional status Count As %
Student > Bachelor 7 16%
Student > Ph. D. Student 7 16%
Student > Master 5 11%
Researcher 5 11%
Student > Doctoral Student 4 9%
Other 5 11%
Unknown 12 27%
Readers by discipline Count As %
Veterinary Science and Veterinary Medicine 18 40%
Agricultural and Biological Sciences 5 11%
Medicine and Dentistry 5 11%
Biochemistry, Genetics and Molecular Biology 2 4%
Psychology 1 2%
Other 1 2%
Unknown 13 29%
Attention Score in Context

Attention Score in Context

This research output has an Altmetric Attention Score of 1. This is our high-level measure of the quality and quantity of online attention that it has received. This Attention Score, as well as the ranking and number of research outputs shown below, was calculated when the research output was last mentioned on 04 February 2016.
All research outputs
#20,303,950
of 22,842,950 outputs
Outputs from BMC Veterinary Research
#2,417
of 3,050 outputs
Outputs of similar age
#333,940
of 397,125 outputs
Outputs of similar age from BMC Veterinary Research
#80
of 94 outputs
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