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Table 4 Activity of NADPH-cytochrome P450 reductase with statistical analysis

From: Age-related changes in the mRNA levels of CYP1A1, CYP2B1/2 and CYP3A1 isoforms in rat small intestine

Age

2 Weeks

2 Months

4 Months

20 Months

28 Months

C

0.004 ± 0.002

0.015 ± 0.001

0.007 ± 0.001

0.006 ± 0.001

0.02 ± 0.002

PB

0.004 ± 0.007

0.017 ± 0.002

0.011 ± 0.002

0.011 ± 0.004

0.028 ± 0.001

BNF

0.003 ± 0.001

0.012 ± 0.001

0.01 ± 0.003

0.011 ± 0.001

0.024 ± 0.006

DEX

0.003 ± 0.001

0.011 ± 0.003

0.008 ± 0.001

0.011 ± 0.003

0.019 ± 0.004

 

Control

PB

BNF

DEX

Comparison between age-groups (P-value)

2 Weeks versus 2 months

P < 0.005

P < 0.01

P < 0.01

P < 0.05

2 Weeks versus 4 months

ns

P < 0.05

ns

P < 0.01

2 Weeks versus 20 months

ns

ns

P < 0.01

P < 0.05

2 Weeks versus 28 months

P < 0.01

P < 0.001

P < 0.05

P < 0.05

2 Months versus 4 months

P < 0.005

P < 0.05

ns

ns

2 Months versus 20 months

P < 0.01

ns

ns

ns

2 Months versus 28 months

P < 0.01

P < 0.05

ns

ns

4 Months versus 20 months

ns

ns

ns

ns

4 Months versus 28 months

P < 0.01

P < 0.01

P < 0.05

P < 0.05

20 Months versus 28 months

P < 0.01

P < 0.05

ns

ns

  1. The data shown as micromoles/min/mg of protein (mean ± SD)
  2. ns Statistically not significant