tissue	liver	brain	lung	spleen	kidney	pathway
gen1	20	13	60	30	40	A
gen2	40	60	90	10	20	B
gen3	100	85	10	5	10	B
gen4	1	85	10	50	60	A
gen5	40	15	14	10	40	A
gen6	20	35	13	40	5	B
gen7	10	10	12	80	80	B