Helicobacter pylori proteome and cell envelope components (H. pylori targets)

Helicobacter pylori targets represent a broad category of bacterial elements essential for the survival and pathogenesis of this Gram-negative bacterium within the human gastric mucosa (Nature Reviews Disease Primers, 2017). These targets include vital enzymes such as urease, which catalyzes the hydrolysis of urea into ammonia to neutralize gastric acid, allowing the bacterium to survive the stomach's low pH environment (StatPearls, 2023). Structural targets include penicillin-binding proteins (PBPs) involved in peptidoglycan synthesis and the lipopolysaccharide components of the cell envelope, which are critical for maintaining cellular integrity (PubMed, 2020). Additionally, the bacterial protein synthesis machinery, specifically the 30S and 50S ribosomal subunits, and DNA replication enzymes like DNA gyrase serve as primary targets for various antibiotic classes (NCBI, 2022). Pharmacological management of H. pylori infection typically requires a multi-drug regimen, often including bismuth compounds that exert non-specific antimicrobial effects by disrupting the bacterial cell wall and inhibiting metabolic enzymes (PubChem, 2024). Successful eradication of these targets is the standard clinical approach for treating chronic gastritis and peptic ulcers, as well as reducing the long-term risk of gastric adenocarcinoma and MALT lymphoma.

Other names

H. pylori virulence factorsH. pylori enzymesH. pylori cell wall componentsH. pylori structural proteinsHelicobacter pylori antigens

Inhibition of bacterial cell wall synthesis (beta-lactams), inhibition of protein synthesis via 30S or 50S ribosomal subunits (tetracyclines/macrolides), disruption of DNA integrity and synthesis (nitroimidazoles/fluoroquinolones), and multi-targeted disruption of enzymatic activity and cell membrane integrity (bismuth compounds).