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 Article10.9734/ajriz/2021/v4i230110
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 Article10.9734/ajriz/2021/v4i230109
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 Article10.9734/arrb/2020/v35i1230319
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 Article10.9734/ajriz/2021/v4i130107
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 Article10.9734/ajriz/2026/v9i1240