electron microscopy demonstrations of ( i ) aggregates of viral nucleocapsids in the cytoplasm , ( ii ) alterations of cilia and basal bodies , ( iii ) dissolution of cytoplasmic membranes , and ( iv ) the shedding of virus into luminal spaces confirmed that epithelial cells of the respiratory tract were the primary target cells for the virus replication leading to cell destruction .
C0010834
cytoplasm
C3536735
basal bodies