public health enemy

Listeria

 

PUBLIC HEALTH ENEMY

LISTERIA

ALIAS: “MONOCYTOGENES”

DESCRIPTION

Date Discovered: 1926

Type: Gram positive rod

Family: Listeriaceae

Associates: Birds and mammals

Area of Attack: Gastrointestinal tract, placenta

Known Hideouts: Silage, Dairy, wet soil, meat processing facilities

Modus Operandi: Invades intestinal and immune cells and spreads throughout the body

CAUTION

Known to grow in warm and wet environments. Agricultural products and meats need to be examined to be sure they are safe. Infection can become systemic. May invade fetus in pregnant women leading to loss of child.

SURVIVAL TIME:
4 days

PREVENTION

  • Handwashing
  • Disinfection