BAK1 and Thrombocytopenia: We found that ROS scavenger NAC attenuated platelet caspase‐3 activity (Figure 5A), decreased the pro‐apoptotic proteins (Bak and Bax) and reversed the loss of anti‐apoptotic proteins (Bcl‐2 and Bcl‐XL) (Figure 5B), leading to improvement of thrombocytopenia (Figure 5C).