Neisseria meningitidis, often referred to as the meningococcus, is a Gram-negative bacterium that can cause meningitis and other forms of meningococcal disease such as meningococcemia, a life-threaten
The growth of Neisseria meningitidis colonies on New York City agar
Neisseria meningitidis in cerebrospinal fluid (CSF) seen by Gram stain at 1000× magnification
Bacterial cellular morphologies are the shapes that are characteristic of various types of bacteria and often key to their identification. Their direct examination under a light microscope enables the
Staphylococcus bacteria
Coxiella burnetii (TEM)
Campylobacter jejuni is a common pathogen of bacterial food-related gastrointestinal illness.
Thin spirochete Treponema pallidum bacteria, the causative agent of syphilis magnified 400 times.