Table 2

Extent of uPA colocalization with other α-granule proteins in QPD platelets

Protein colocalized with uPAMean ± SD (range)
Pearson correlation coefficient, rpManders overlap coefficient, r
Plasminogen 0.98 ± 0.01 (0.95-1.00)* 0.99 ± 0.01 (0.97-1.00)* 
TSP-1 0.92 ± 0.04 (0.81-0.99) 0.96 ± 0.02 (0.93-0.99) 
Osteonectin 0.83 ± 0.09 (0.64-0.96) 0.88 ± 0.07 (0.76-0.97) 
Fibrinogen 0.81 ± 0.08 (0.52-0.88) 0.91 ± 0.03 (0.80-0.94) 
VEGF 0.69 ± 0.14 (0.25-0.89) 0.85 ± 0.07 (0.61-0.96) 
VWF 0.68 ± 0.14 (0.42-0.90) 0.86 ± 0.06 (0.70-0.96) 
Factor V 0.66 ± 0.14 (0.32-0.89) 0.85 ± 0.07 (0.68-0.96) 
Protein colocalized with uPAMean ± SD (range)
Pearson correlation coefficient, rpManders overlap coefficient, r
Plasminogen 0.98 ± 0.01 (0.95-1.00)* 0.99 ± 0.01 (0.97-1.00)* 
TSP-1 0.92 ± 0.04 (0.81-0.99) 0.96 ± 0.02 (0.93-0.99) 
Osteonectin 0.83 ± 0.09 (0.64-0.96) 0.88 ± 0.07 (0.76-0.97) 
Fibrinogen 0.81 ± 0.08 (0.52-0.88) 0.91 ± 0.03 (0.80-0.94) 
VEGF 0.69 ± 0.14 (0.25-0.89) 0.85 ± 0.07 (0.61-0.96) 
VWF 0.68 ± 0.14 (0.42-0.90) 0.86 ± 0.06 (0.70-0.96) 
Factor V 0.66 ± 0.14 (0.32-0.89) 0.85 ± 0.07 (0.68-0.96) 
*

Greater colocalization with uPA than other evaluated proteins; P < .001.

Less colocalization with uPA than plasminogen and TSP-1; P < .001.

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