Gram-positive Bacilli. Ken B, Waites, M.D. F(AAM) Professor of Pathology Director of Clinical Microbiology. Objectives. To review and discuss: microbiological characteristics epidemiology virulence factors associated diseases laboratory detection
Ken B, Waites, M.D. F(AAM)
Professor of Pathology
Director of Clinical Microbiology
of clinically important gram-positive bacilli.
Organism groups to be discussed include:
B. cereus - Gray, spreading
Gram stain with spores
+ mycolic acid
- mycolic acid
Filamentous gram-positive bacilli
Partial Acidfast Smear
6 year-old boy with HIV with 2-month-history of fever & cough.
Middlebook 7H11 agar
Slow-growing, mucoid salmon-colored colonies of R. equi on chocolate agar