Gene

Tf2-4 tf2-2
Gene expression upon nitrogen starvation

Values plotted in the graph

0 1 2 3 4 5 6 7 8
-N+P 0.000 1.772 1.361 0.340 1.087 0.982 0.936 0.572 0.670
-N-P 0.000 2.681 1.696 0.771 1.219 1.209 1.114 0.991 1.510

-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)