TABLE 1

Brain 18F-FDG Kinetic Rate Constants in Each Mouse as Estimated by 3-Compartment Model

ConsciousAnesthetized
ParameterMouse 1Mouse 2Mouse 3Mouse 4Mean ± SEMMouse 5Mouse 6Mouse 7Mouse 8Mean ± SEMP
K1 (mL/min/g)
 Cerebral cortex0.1840.2420.2180.1480.198 ± 0.0210.1390.1590.1460.1810.156 ± 0.0090.112
 Striatum0.1540.2640.2200.1700.202 ± 0.0250.2110.2020.1620.1690.186 ± 0.0120.589
 Thalamus0.2350.2900.2950.1730.248 ± 0.0280.1630.1590.1690.2000.173 ± 0.0090.045
 Cerebellum0.2670.1900.2790.1450.220 ± 0.0320.1580.2910.2430.2910.246 ± 0.0310.583
k2 (min−1)
 Cerebral cortex0.5060.4100.3170.3170.387 ± 0.0450.3230.3300.3210.3420.329 ± 0.0050.244
 Striatum0.2530.3750.2920.2920.303 ± 0.0260.5150.4150.3100.2860.382 ± 0.0530.228
 Thalamus0.4990.3650.4090.4090.420 ± 0.0280.3240.2840.3100.3310.312 ± 0.0100.011
 Cerebellum0.8080.4180.6140.6140.613 ± 0.0800.3050.8760.7050.7030.647 ± 0.1210.824
k3 (min−1)
 Cerebral cortex0.1710.1090.1160.1750.143 ± 0.0180.0160.0280.0420.0410.032 ± 0.0060.001
 Striatum0.1000.0970.1260.1780.125 ± 0.0190.0340.0440.0380.0410.039 ± 0.0020.004
 Thalamus0.1540.0800.1170.1320.121 ± 0.0160.0230.0320.0400.0420.034 ± 0.0040.002
 Cerebellum0.1650.1040.1150.1060.122 ± 0.0140.0230.1150.1140.0800.083 ± 0.0220.176
k4 (min−1)
 Cerebral cortex0.0170.0120.0130.0210.015 ± 0.0020.0000.0060.0140.0160.009 ± 0.0040.180
 Striatum0.0050.0090.0130.0180.011 ± 0.0030.0140.0100.0050.0110.010 ± 0.0020.700
 Thalamus0.0190.0100.0150.0200.016 ± 0.0020.0070.0050.0090.0200.010 ± 0.0030.229
 Cerebellum0.0190.0090.0140.0200.016 ± 0.0030.0040.0340.0290.0280.024 ± 0.0070.295
Glucose (mM)
Blood6.54.64.45.35.2 ± 0.54.96.35.37.86.1 ± 0.60.308