Typical representatives: Staphylococci are the most common cluster-forming cocci.

Chlamydia trachomatis
(bacterium)

Chlamydia trachomatis is an intracellular, Gram-negative bacterium in the Chlamydiaceae family. Infections caused by Chlamydia trachomatis include trachoma (chronic infection of the eye) and infection of the urogenital tract. The main transmission path is direct or indirect contact with contaminated persons or objects.

ยป Necessary spectrum of antimicrobial activity
Bactericidal