thank you for responding ...i will take that advice ..well the doctor that is seeing my dad right now told us a couple of days ago that she seen 1 percent of the blast go up the positive kind i forgot up or down anyways she said she ..we will have to wait about 2 weeks to see any difference if it made any...but thank you for your advice...were here at standford hospital in palo alto calif,...thank you..any advice for any thing else...thanks