Research Article

Bioaccumulation of Heavy Metals in Water, Sediments, and Tissues and Their Histopathological Effects on Anodonta cygnea (Linea, 1876) in Kabul River, Khyber Pakhtunkhwa, Pakistan

Figure 3

(a) Section of digestive gland showing Rickettsia-like organism (×400). (b) Section of gonads showing Rickettsia-like organism (×400). (c) Section of gills showing Rickettsia-like organism (×400).
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