Brain infection caused by Streptococcus pneumoniae bacteria, computer illustration. S. pneumoniae are Gram-positive bacteria arranged in pairs (diplococci), they are common causative agents of infections of different location, including bacterial...

Bacterial pneumonia. Computer illustration of rod-shaped bacteria (bacilli) inside the alveoli of the lungs, causing a lower respiratory tract infection. This is more generally known as pneumonia, though that term can also be reserved for specific...

Bacterial pneumonia. Computer illustration of rod-shaped bacteria (bacilli) inside the alveoli of the lungs, causing a lower respiratory tract infection. This is more generally known as pneumonia, though that term can also be reserved for specific...

Bacterial pneumonia. Computer illustration of rod-shaped bacteria (bacilli) inside the alveoli of the lungs, causing a lower respiratory tract infection. This is more generally known as pneumonia, though that term can also be reserved for specific...

Bacterial pneumonia. Computer illustration of rod-shaped bacteria (bacilli) inside the alveoli of the lungs, causing a lower respiratory tract infection. This is more generally known as pneumonia, though that term can also be reserved for specific...

Bacterial pneumonia. Computer illustration of rod-shaped bacteria (bacilli) inside the alveoli of the lungs, causing a lower respiratory tract infection. This is more generally known as pneumonia, though that term can also be reserved for specific...

Bacterial pneumonia. Computer illustration of rod-shaped bacteria (bacilli) inside the alveoli of the lungs, causing a lower respiratory tract infection. This is more generally known as pneumonia, though that term can also be reserved for specific...

Penicillin antibiotic, molecular model

Penicillin antibiotic, molecular model

Bacterial pneumonia. Computer illustration of rod-shaped bacteria (bacilli) inside the alveoli of the lungs, causing a lower respiratory tract infection. This is more generally known as pneumonia, though that term can also be reserved for specific...

Bacterial pneumonia. Computer illustration of rod-shaped bacteria (bacilli) inside the alveoli of the lungs, causing a lower respiratory tract infection. This is more generally known as pneumonia, though that term can also be reserved for specific...

Gonorrhoeae bacteria inside neutrophils, illustration

Bacterial conjunctivitis, illustration.

Enterococcus faecalis, bacteria, artwork

Feverish child

Wound infection. Computer artwork of bacteria (green) infecting a wound.

Kingella bacteria, illustration

Enterococcus faecalis, bacteria, artwork

Wound infection. Computer artwork of bacteria (green) infecting a wound.

Bacterial skin infection, SEM

Pneumonia, X-ray

View of bacteria from microscope

Cephalexin (Cefalexin) drug molecule

MRSA bacteria, artwork

Microscopic view of bacterial pneumonia.

Microscopic view of bacterial pneumonia.

Sites of Bacterial Infection Unlabeled

Yersinia pestis virulence factor

MRSA bacteria. Coloured scanning electron micrograph (SEM) of methicillin-resistant Staphylococcus aureus (MRSA) bacteria (round). MRSA is a Gram-positive, round (coccus) bacterium that is resistant to many commonly prescribed antibiotics.

Campylobacter jejuni bacteria, SEM

Bacteria, artwork

Syphilis bacteria, illustration

MRSA bacteria, artwork

MRSA (methicillin-resistant Staphylococcus aureus) bacteria, computer illustration.

MRSA bacteria, artwork

Bacteria, artwork

Bacterial infection of bone, illustration