Microbial systems

Microbial systems encompass the diverse and complex populations of microorganisms, such as bacteria, fungi, viruses, and archaea, that exist within a specific environment or host (NIH, 2012). In the context of pharmacology and drug discovery, this term does not refer to a single molecular target but rather to a collective biological entity or the microbiome as a whole (Nature Reviews Microbiology, 2018). These systems play vital roles in host physiology, including nutrient metabolism, protection against pathogens, and the maturation of the immune system (Cell, 2014). Dysregulation of microbial systems, often termed dysbiosis, is linked to a wide array of pathologies, including infectious diseases, inflammatory bowel disease, and metabolic syndrome (Science, 2012). Therapeutic strategies targeting these systems range from traditional antimicrobial agents that eliminate specific pathogens to emerging microbiome-based therapies, such as fecal microbiota transplants, designed to restore ecological balance (WHO, 2023). Understanding the ecological interactions within these systems is essential for developing precision therapies that minimize collateral damage to beneficial microbes and prevent the rise of antimicrobial resistance (Nature, 2020).

Other names

MicrobiomeMicrobiotaMicrobial communitiesMicrobial ecology

Drugs targeting microbial systems act through diverse mechanisms, including the disruption of microbial cell walls, inhibition of protein or nucleic acid synthesis, or the alteration of community composition through prebiotic, probiotic, or transplant interventions (WHO, 2023).