Table 1: Number of gene expressed in liver at different ages.


Developmental age Day −2 Day 1 Day 5 Day 20 Day 25 Day 60

No genes expressed in C57BL/6 10,338 10,534 10,402 8,801 8,488 8,507
No. genes expressed in Fxr −/− 11,557 11,708 11,698 10,873 10,696 10,058