INTRODUCTION BK polyomavirus is a double-stranded DNA virus from the Polyomaviridae family. Based on the DNA sequences, the virus can be classified into six genotypes. The most frequent genotype is type I (80%), followed by type IV (15%) [1]. The virus is ubiquitous, and it is believed that, in...

INTRODUCTION Erysipelas Erysipelas is a type of superficial cellulitis with systemic manifestations, caused by group A β-hemolytic streptococcus, less frequently by group C and G β-hemolytic streptococci, and by group B β-hemolytic streptococcus, only in newborns. The disease is sporadic in...

INTRODUCTION Lyme borreliosis (LB) is a zoonosis, the causative agents of which are transmitted through the bite of infected ticks of the genus Ixodes. The causative agents of LB are spiral-shaped bacteria from the Borrelia burgdorferi sensu lato (s.l.) complex [1,2]. The primary vectors in...

INTRODUCTION The global pandemic caused by the SARS-CoV-2 virus has long been considered an unprecedented crisis. On January 30, 2020, the World Health Organization (WHO) officially declared an international state of emergency in public health, due to the increase in infections caused by the...