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Cited by 525

The DOI matches its Crossref record; 1 of the 1 references it cites were found in a registry or an index.

Production of transforming growth factor beta 1 during repair of arterial injury.

Open access
Majesky, M W, Lindner, V, Twardzik, D R, Schwartz, S M, Reidy, M A·1991·Journal of Clinical Investigation

Abstract

Repair of arterial injury produced by balloon angioplasty leads to the formation of a neointima and a narrowing of the vascular lumen. In this study, we examined the possibility that smooth muscle cells (SMC) in injured rat carotid arteries are stimulated to produce type-1 transforming growth factor-beta (TGF-beta 1) during neointima formation in vivo. Levels of TGF-beta 1 transcripts (2.4 kb) were significantly increased within 6 h after carotid injury and reached a maximum (five to sevenfold) by 24 h. Regenerating left carotids had sustained increases in TGF-beta 1 mRNA levels (about fivefold) over the next 2 wk, during which time a substantial neointimal thickening was formed. No changes in basal TGF-beta 1 mRNA levels were found in contralateral uninjured carotids at any of the times examined. Immunohistochemical studies showed that a large majority of neointimal SMC were stained for TGF-beta 1 protein in an intracellular pattern, consistent with active TGF-beta 1 synthesis in this tissue. Neointima formation and TGF-beta 1 immunoreactivity were correlated with increases in fibronectin, collagen alpha 2(I), and collagen alpha 1(III) gene expression. Infusion of purified, recombinant TGF-beta 1 into rats with a preexisting neointima produced a significant stimulation of carotid neointimal SMC DNA synthesis. These results suggest that TGF-beta 1 plays an important role as an endogenous growth regulatory factor produced by neointimal SMC themselves during progressive neointimal thickening after balloon angioplasty.

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Metadata

Authors
Majesky, M. W., Lindner, V, Twardzik, D. R., Schwartz, S. M., & Reidy, M. A.
Venue
Journal of Clinical Investigation
Published
1991-09-01
Volume
88
Issue
3
Pages
904-910
ISSN
0021-9738 (ISSN-L)
OpenAlex
W2129963242
Cited by
525
References
1
FWCI
10.40
Type
journal article
Language
en
Open access
bronze

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CoChat. (2026). Citation check: Production of transforming growth factor beta 1 during repair of arterial injury. https://app.cochat.ai/papers/10.1172/jci115393
The paper
Majesky, M. W., Lindner, V, Twardzik, D. R., Schwartz, S. M., & Reidy, M. A. (1991). Production of transforming growth factor beta 1 during repair of arterial injury. Journal of Clinical Investigation. https://doi.org/10.1172/jci115393

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Contains information from the Semantic Scholar Academic Graph Datasets, made available under the ODC Attribution License (ODC-BY 1.0).

Semantic Scholar’s data is described in: Kinney, R., et al. (2023). The Semantic Scholar Open Data Platform. arXiv:2301.10140.