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Virgínia Fonseca Pedrosa

Publications (6)

Morphometry in Coronary Arteries of Beijupira (Rachycentron canadum) Fish with Tunics Hyperplasia

Virgínia Fonseca Pedrosa, Luis Alberto Romano, Roberto Ferreira Manghi, Carolina Notaro Barros, Fernando Leandro dos Santos & Emiko Shinozaki Mendes · Asian Journal of Research in Zoology · 2021

Tunics hyperplasia of blood vessels can be quantified by a range of techniques that relate to modifications of area or thickness on histological sections. We studied hyperplasia of tunics of coronary arteries in a fish species, Rachycentron canadum for establishing the relationsh...

Open access Research Article 10.9734/ajriz/2021/v4i130107

Effect of the Dexamethasone and the Difenihidramiana on the Degranulation of the Eosinophilic Granular Cell of Tilapia

Luis Alberto Romano & Virgínia Fonseca Pedrosa · Asian Journal of Research in Zoology · 2021

The aim of this study was to determine the relationship between EGC degranulation in fish injected with formalin-killed Escherichia coli and the effect of dexamethasone, diphenhydramine supplied separately and before formalin-killed E. coli. We performed a quantitative analysis o...

Open access Research Article 10.9734/ajriz/2021/v4i230110

Occurrence of an Abdominal Leiomyosarcoma in the Cyprinus carpio: Optical and Immunohistochemical Study

Luis Alberto Romano & Virgínia Fonseca Pedrosa · Asian Journal of Research in Zoology · 2021

A capsulated nodular neoplasm measuring 9 cm in diameter, located between the swim bladder and the kidney sample of Cyprinuscarpio, was in laboratory. The neoplasm had a solid consistency in one sector and very adherent to the capsule. Histopathological examination of the neoplas...

Open access Research Article 10.9734/ajriz/2021/v4i230109

Neoplasias in Fish: Review of the Last 20 Years. A Look from the Pathology

Luis Alberto Romano & Virgínia Fonseca Pedrosa · Annual Research & Review in Biology · 2020

In fish there is an innumerable variety of neoplasias that arise essentially from all cell types. Neolasia here, we will focus on the neoplasias that appear spontaneously in these animals and will not cover the experimentally induced neoplasias and/or the animal models of neoplas...

Open access Research Article 10.9734/arrb/2020/v35i1230319

Histopathology of Papillomavirus Lesion in Carp (Cyprinus carpio)

Luana Bortolini Giesta, Diego Leandro Oliveira Silva, Luiz Cesar Hoefling, Virgínia Fonseca Pedrosa & Luis Alberto Romano · Asian Journal of Research in Zoology · 2026

Papillomavirus (PV) is a small circular double-stranded DNA virus of the Papillomaviridae family, widely distributed among vertebrates and characterized by high tropism for keratinized and mucosal epithelia. This study performed a histopathological evaluation of a cutaneous lesio...

Open access Research Article 10.9734/ajriz/2026/v9i1240