Acetylcholine ??7 Nicotinic Receptors

A 5-point scoring system was used ranging from 04, with 0 indicating no epithelial degeneration/necrosis and swelling while 4 indicating severe epithelial degeneration/necrosis and swelling (1=slight, 2=moderate, 3=marked, 4=severe)

A 5-point scoring system was used ranging from 04, with 0 indicating no epithelial degeneration/necrosis and swelling while 4 indicating severe epithelial degeneration/necrosis and swelling

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