5984
All treatments caused organ injuries , and the kinds of pathologies observed with Cu - NPs were broadly of the same type as CuSO ( 4 ) including : hyperplasia , aneurisms , and necrosis in the secondary lamellae of the gills ; swelling of goblet cells , necrosis in the mucosa layer and vacuole formation in the gut ; hepatitis - like injury and cells with pyknotic nuclei in the liver ; damage to the epithelium of some renal tubules and increased Bowman ' s space in the kidney .
 Chemical: Cu; Chemical: CuSO ( 4 )
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
 Chemical: Cu; Chemical: CuSO ( 4 )