2 . Hashizume Y,Waguri S,Watanabe T,et al . Cyteine proteinases in rat parathyroid cells with special refer rence to their correlation with parathyroid hormone(PTH)in storage granules . J Histochem Cytochem,1993,41 ∶ 273‐282.16 . Macchia PE,Takeuchi Y,Kaw ......