（ Analysis of p ） P rotein profiles of lysates from COS7 cells transfected with MDM2-T7, p53-HA, GFP, or GFP-PA28g by the FPLC method ( was accomplished ) were analyzed following a previously described protocol (Garber et al, 2000).10其它Directions: Revise the following sentences where necessary.A preliminary research of the relationship between the content of potassium in diet and blood pressure (Title)