Thick sections were stained with toluidine blue. Ultrathin sections were stained for 1 h with 2% uranile Observation was made log using JEOL 1220 electron microscope at 80 kV.
Thick sections were stained with toluidine blue. Ultrathin sections were stained for 1 h with 2%uranile Observation was made log using JEOL 1220 electron microscope at 80 kV.