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. 2021 Aug 27;16(8):e0256869. doi: 10.1371/journal.pone.0256869

Fig 3. Histopathological section of the administration site in the intradermal irritation study in New Zealand White (NZW) rabbits.

Fig 3

Hematoxylin and eosin stained histopathological section (original magnification 50x) of the dorsal back skin of the NZW rabbits: a) Control group; b) Polysorbate 20–0.02 mg/kg; c) Polysorbate 20–0.1 mg/kg; d) Polysorbate 20–0.4 mg/kg; e) Human serum albumin (HSA)-0.06 mg/kg; f) HSA-0.12 mg/kg, male. No histopathological findings were found at the site of administration in all administered groups.