Category B biological agents constitute the second highest priority group of biological threat agents in public health […]
Tag: PATHOGENICITY
BIOTERRORISM: Definition & Attributes of Biological Agents used for Biowarfare
Bioterrorism is broadly defined as the unauthorized, deliberate, or threatened use of microorganisms including bacteria, […]
Risk group classification of microorganisms
The great majority of microorganisms are beneficial to man, plants, animals and the environment. These […]
Pathogen and Host Factors that Influence Disease Development
Disease development is a dynamic and multifactorial process resulting from complex interactions among pathogens, hosts, […]
Morphology of viruses: structural diversity and functional organization
Virus morphology refers to the size, shape, and structural organization of viruses. Although viruses are […]
Viroids: Minimal Infectious Agents Composed of Naked Single-Stranded Circular RNA (ssRNA)
Viroids are the smallest known infectious agents. They represent a unique class of sub-viral pathogens that […]
PATHOGENICITY ISLANDS
Pathogenicity islands (PAIs) are the regions of bacterial chromosome (usually of foreign origin) that contain […]
Characteristics of Viruses
Viruses are acellular infectious agents that occupy a unique position at the interface of living […]