Figure 5 from: Ahmed AA, Kadhim HM (2024) Effects of a crude extract of Echinops mosulensis on an induced Parkinson's disease model in mice. Pharmacia 71: 1-14. https://doi.org/10.3897/pharmacia.71.e131570

Figure 5 Histopathological examination of the mid-brain sections. A. Group I showed a normal picture of the midbrain; B. Group II showed severe vacuolated space, severe neuronal loss, severe pyknotic nuclei, and a Lewy body; C. Group III showed mild midbrain improvement, including mild vacuolated space, mild neuronal loss, few pyknotic nuclei, and no Lewy bodies; and D. Group IV showed mild neuronal loss, moderate vacuolated space, few pyknotic nuclei , and no Lewy bodies. H and E stain (10× and 40× magnification).