Abstract

Veterinary oncology has gained space since pet’s population is getting older, and, subsequently, developing neoplasias. Antineoplasic antibiotics’ class, or anthracyclines, comprehends a pharmacologic group produced by different species of gram-positive bacteria Streptomyces, and its action mechanism occurs mostly due to double-tape DNA intercalation, inducing cellular apoptosis. The most recognized agents are doxorubicin (DOX), mitoxantrone (MIT), actinomycin-D (ACT-D), bleomycin and epirubicin (EPI), however, due to its cytotoxic effects, mostly cardiotoxicity, new agents and administration forms have been developed, aiming to reduce adverse effects and potentialize antineoplastic activity. Nano-oncology highlights new technologies development, as liposomes, metal and polymer nanoparticles, besides recent development of pharmacogenetics and pharmacogenomics in veterinary field. The aim of this review is to align excellent anthracyclines antineoplastic capacity associated to new agents, technologies and administration forms and its applicability and status in pet’s medicine.

Highlights

  • Veterinary oncology has gained space since pet’s population is getting older, and, subsequently, developing neoplasias

  • O objetivo desta revisão de literatura foi apresentar utilizações, efeitos e mecanismos de ação de fármacos já consolidados, sua aplicabilidade veterinária, além do emprego de novos fármacos e técnicas visando a redução de efeitos adversos e maior eficácia em pequenos animais

  • O mecanismo de ação das antraciclinas pode ocorrer por intercalação com DNA fita-dupla, indução de pausas na tradução de DNA e inibição de topoisomerases I e II (Klopfleisch et al, 2016), no caso dos inibidores de topoisomerase, além de prevenir a divisão celular, em inibidores mitóticos (Tacar et al, 2013) capazes de inibir a síntese proteica e induzir apoptose em células em divisão

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Summary

Introduction

Veterinary oncology has gained space since pet’s population is getting older, and, subsequently, developing neoplasias. Fatores como o envelhecimento e aumento da taxa de sobrevida de animais de companhia no decorrer dos anos permite uma maior predisposição ao desenvolvimento de neoplasias locais ou com ação metastática, levando a envolvimento sistêmico (Moreira et al, 2018).

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