Editorial: Insights in infectious agents and disease: 2022.

This document is an editorial titled "Insights in infectious agents and disease: 2022" that provides an overview of recent developments in the field of bacterial, viral, and parasitic infectious diseases. It discusses major pandemics and epidemics caused by bacterial and viral diseases, including zoonotic pathogens transmitted from animals to humans. The editorial highlights various topics covered in research articles published in the journal, such as pathogenesis, antimicrobial resistance, epidemiology, diagnosis, and vaccine development. The document focuses on bats as reservoirs of zoonotic pathogens, diagnostic methods for identifying pathogens, vaccine development, and viral and parasitic infections. It emphasizes the importance of understanding microorganisms hosted by bats and the need for effective diagnostic strategies. The document also explores vaccine development for diseases like bubonic plague and COVID-19, as well as the pathogenesis of viral infections in reservoir hosts and specific infections caused by parasites. It concludes by highlighting ongoing research and advancements in the field of infectious diseases. [Extracted from the article]