St. Louis Community College

Clinical Laboratory Technology



Biochemical Tests



Commonly Used Tests for Aerobic, Gram-positive Cocci

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Commonly Used Tests for Aerobic, Gram-Negative Cocci

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Standard Biochemical Tests for the Enterobacteriaceae

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Standard Biochemical Tests for the Nonfermentative Gram-negative Bacilli

Tests for Haemophilus

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Key Tests to rule out Bacillus anthracis

Key Tests for Listeria monocytogenes

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Key Tests for Clostridium perfringens

  • Special Potency Antimicrobial Disks
  • Lecithinase positive (Left plate)
  • Reverse Camp Test positive (Arrow points toward Clostridium isolate)
  • Key Tests for Bacteroides fragilis group

    St. Louis Community College at Forest Park
    Karen M. Kiser MA MT(ASCP) PBT
    Emeritus Professor
    Clinical Laboratory Technology/Phlebotomy
    St. Louis, MO USA

    Updated January 1, 2008

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