Table 2.

Series IV (n = 6): preparation data

	Original bag	After addition of RB before illumination day 1	Day 2	Day 4	Day 6	Day 8
Platelet yield, × 1011
T-PC	5.8 ± 0.4	2.8 ± 0.1	2.5 ± 0.1	2.4 ± 0.1	2.4 ± 0.1	2.2 ± 0.1
C-PC	5.8 ± 0.4	2.7 ± 0.2	2.6 ± 0.2	2.4 ± 0.2	2.4 ± 0.3	2.3 ± 0.2
Platelet content, × 103/μl
T-PC	1,364 ± 75	1,164 ± 48	1,048 ± 50	1,038 ± 48	1,046 ± 52	1,009 ± 67
C-PC	1,364 ± 75	1,094 ± 98	1,066 ± 97	1,029 ± 88	1,031 ± 114	1,008 ± 98
pH, 22 °C
T-PC	7.2 ± 0.1	7.5 ± 0.1	7.3 ± 0.4*	7.1 ± 0.1*	6.8 ± 0.2*	6.3 ± 0.0*
C-PC	7.3 ± 0.1	7.5 ± 0.2	7.6 ± 0.1	7.5 ± 0.1	7.3 ± 0.1	7.2 ± 0.1

^*p < 0.05; T-PC (PRT-treated unit) versus C-PC (untreated control unit).