Infection and its Types in Microbiology

Infection and its Types in Microbiology

Infection

  • Infection is a condition of host in which parasite lives, multiplies in the host body.
  • Infection normally occurs when a parasite is very active and it suppresses the host defense mechanism.
  • Depending upon the nature of host, parasite and the persistence of the disease the infection is divided into following types.

1. Chronic infection

  • Chronic infection is a long lasting infection.
  • Examples :- Diabetes, Cancer, Sickle cell anemia, Autoimmune diseases etc .

2. Acute infection

  • It is a disease that spreads rapidly in short period of time.
  • Example:- Common cold, Chicken pox, Pneumonia etc.

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