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Fig. 4 | BMC Zoology

Fig. 4

From: Microanatomy of the female reproductive system of the viviparous freshwater whipray Fluvitrygon signifer (Chondrichthyes: Myliobatiformes: Dasyatidae). II. The genital duct

Fig. 4

Histochemistry of the middle half region of glandular tubules.The middle half region of type I and II (a, c, e) and type III (b, d, f) glandular tubules. Photomicrographs are indicated with corresponding specimen codes. Abbreviations: CC, ciliated cell; CN, condensed nucleus; Gr, granule; GT, glandular tubule; SC, secretory cell. Stains: a, b = PAS-H; c, d = AB pH 2.5; e, f = modified Movat’s pentachrome

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