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. 2012 Oct;35(10):1961-7.
doi: 10.2337/dc12-0638.

PAI-1 and diabetes: a journey from the bench to the bedside

Affiliations

PAI-1 and diabetes: a journey from the bench to the bedside

David J Schneider et al. Diabetes Care. 2012 Oct.
No abstract available

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Figures

Figure 1
Figure 1
Effects of increased concentrations of PAI-1. In blood (A) PAI-1 inhibits the action of t-PA, largely associated with clots, and thus attenuates the activity of the fibrinolytic system. In tissue (B), PAI-1attenuates activation of matrix metalloproteinases (MMPs) by plasmin generated from plasminogen by urokinase; plaques formed when PAI-1 is increased are likely to be prone to rupture. ECM, extracellular matrix; uPA, urokinase plasminogen activator.
Figure 2
Figure 2
Increased PAI-1 concentration is demonstrated by the intensity of brown immunohistochemical staining of specimens of diseased coronary arteries from representative patients with type 2 diabetes (top row) when compared with similar specimens from representative patients without diabetes (bottom row). Negative controls, obtained with the use of normal murine IgG instead of primary antibody against PAI-1, showed no detectable staining (data not shown). Magnification ×100. The figure is adapted with permission from Sobel et al. (21). (A high-quality digital representation of this figure is available in the online issue.)
Figure 3
Figure 3
Comparison of insulin-sensitizing (IS) with insulin-providing (IP) treatment strategies in 2,368 patients with type 2 diabetes and clinically stable coronary artery disease for an overall treatment interval of 5 years in the BARI 2D trial (44). The insulin-sensitizing strategy led to lower concentrations of both PAI-1 activity (A) and antigen (B). Baseline values for PAI-1 activity and PAI-1 antigen (16 AU/mL and 23 ng/mL, respectively) were the same for both the insulin-sensitizing and insulin-providing treatment groups.

References

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