Comparative Histomorphological and Histochemical Studies on the Oesophagus of Nile Tilapia <i>Oreochromis niloticus</i> and African Catfish <i>Clarias gariepinus</i>

<div>Photomicrographs of the esophagus in Nile tilapia (a) and African catfish (b) showing four distinct tunics; mucosa (M), submucosa (S), tunica muscularis which consisted of inner longitudinal (IL) and outer circular (OC) and serosa (SE). Crossman’s trichrome stain, ×40.</div>

Journal of Histology

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Figure 4: Comparative Histomorphological and Histochemical Studies on the Oesophagus of Nile Tilapia <i>Oreochromis niloticus</i> and African Catfish <i>Clarias gariepinus</i> 

Figure 4 | Comparative Histomorphological and Histochemical Studies on the Oesophagus of Nile Tilapia Oreochromis niloticus and African Catfish Clarias gariepinus 