The PBDE-209 Exposure during Pregnancy and Lactation Impairs Immune Function in Rats
Figure 2
(a)–(o). Histological examination of microphotographs obtained from the tissues of twenty animals in each group revealed changes in the architecture of thymus, spleen, ovaries, and liver of treated (0.3 mg/kg/d) animals. Thymus: (a) experimental group (200X); connective tissues (arrow); (b) experimental group (100X)；connective tissues (arrow); (c) control group (200X), corticomedullary (green arrow) thymic corpuscles (black arrow); (d) control group (100X)； Spleen: (e) experimental group (200X); (f) experimental group (400X); (g) control group (200X), fibrous connective tissue(arrow); (h) control group (100X). Ovaries: (i) experimental group (200X), follicular atresia (arrow); (j) experimental group (100X); (k) control group (200X), follicular (arrow); (l) control group (100X)； Liver: (m) experimental group (200X), eosinophilic bodies (blue arrow), ballooned change (green arrow); (n) central vein (arrow) experimental group (100X); (o) control group (200X), eosinophil (arrow); (p) control group (100X).
