Infections

Diagram of a virus showing DNA or RNA inside a protein coat and outer envelope.

Viral Infection

Diagram comparing gram-negative and gram-positive bacterial cell walls, showing outer membranes, peptidoglycan layers, and cytoplasmic membranes.

Pathogens

Diagram comparing vancomycin-sensitive and vancomycin-resistant cell-wall cross-linking in four numbered stages, with molecular components shown in a legend.

Antibiotics

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