Gene

cta1 ctt1
Gene expression upon nitrogen starvation

Values plotted in the graph

0 1 2 3 4 5 6 7 8
-N+P 0.000 1.694 3.528 2.645 2.200 2.286 2.255 1.820 1.511
-N-P 0.000 2.676 4.229 3.389 2.916 3.206 2.940 2.902 2.698

-N+P: Nitrogen starved in the presence of P-factor
-N-P: Nitrogen starved in the absence of P-factor

Number of mRNA in a vegetative growing cell (estimated roughly)