the effects at 48.4 ppm were found to include growth retardation , focal alopecia , increased activity of glutamic-oxalacetic transaminase , glutamic-pyruvic transaminase and alkaline phosphatase in the blood serum , decreased concentrations of total protein and albumin in the blood serum , increased relative weight of the heart , liver , adrenals and lungs , and histopathological changes in the respiratory tract mainly consisting of hyper- and metaplasia of respiratory epithelium and atrophy of the nasal olfactory epithelium .
C0028429
nasal
C0037361
olfactory