1:The thing that would happen to cells were the luekemia would effect your blood and cause cancer 2:The challange was the scientist had to study the diseasted cells in a labotory enviormwent

1.The cells would affect immature cells that would otherwise become white blood cells,or lymphocytes. 2.The Stanford researchers had to face being able to study the diseased cells in a laboratory environment. 3.Rogue cells had to be transformed into good cops.