The word vigil comes from the Latin word vigilia, a noun which refers to the act of staying awake and alert in order to protect, guard, or look after something. In English we refer to this activity as keeping watch.
STAPHYLOCOCCAL ENTEROTOXIN B Bioterrorism Agent Profiles for Health Care Workers Causative Agent: Staphylococcal enterotoxin B (SEB) is one of seven enterotoxins produced by strains of Staphylococcus aureus. Routes of Exposure: Humans are primarily exposed to SEB by consuming contaminated food.
Segmented neutrophil (seg) Segmented neutrophils (polymorphonuclear leukocytes, or segs) are the mature phagocytes that migrate through tissues to destroy microbes and respond to inflammatory stimuli. Segmented neutrophils comprise 40-75 % of the peripheral leukocytes. They are usually 9-16 Âµm in diameter.