Several types of resistant strains have gained prominence due to their impact on public health. Key examples include: - Methicillin-resistant Staphylococcus aureus (MRSA) - Multidrug-resistant Tuberculosis (MDR-TB) - Carbapenem-resistant Enterobacteriaceae (CRE) - Extended-spectrum beta-lactamase (ESBL)-producing bacteria - Drug-resistant Malaria