Gram Stain: Gram-Positive Rods

Figure 1 Bacillus cereus (Enlarged View)	Figure 2 Bacillus cereus (Enlarged View)	Figure 3 Bacillus cereus (Enlarged View)	Figure 4 Bacillus subtilis (Enlarged View)	Figure 5 Bacillus subtilis (Enlarged View)
Figure 6 Bacillus subtilis (Enlarged View)	Figure 7 Corynebacterium pseudodiphtherium (Enlarged View)	Figure 8 Corynebacterium xerosis (Enlarged View)	Figure 9 Corynebacterium xerosis (Enlarged View)	Figure 10 Corynebacterium xerosis (Enlarged View)
Figure 11 Corynebacterium xerosis (Enlarged View)	Figure 12 Corynebacterium xerosis (Enlarged View)	Figure 13 Streptomyces species (Enlarged View)	Figure 14 Clostridium tetani (Enlarged View)	Figure 15 Corynebacterium species (Enlarged View)

Authors

Ann C. Smith

Department of Cell Biology and Molecular Genetics

University of Maryland

College Park, MD 20742

USA

Email: asmith@umd.edu

Marise A. Hussey

formerly of Waukesha County Technical College

Matthews, NC

USA

Email: mahussey@earthlink.net

FIG. 1. Gram positive, rod, Bacillus cereus. (Ann C. Smith, University of Maryland)

FIG. 2. Gram positive, rod, Bacillus cereus. (Ann C. Smith, University of Maryland)

FIG. 3. Gram positive, rod, Bacillus cereus. (Ann C. Smith, University of Maryland)

FIG. 4. Gram positive, rod, Bacillus subtilis. (Ann C. Smith, University of Maryland)

FIG. 5. Gram positive, rod, Bacillus subtilis. (Ann C. Smith, University of Maryland)

FIG. 6. Gram positive, rod, capsules visible surrounding some cells, Bacillus subtilis. (Ann C. Smith, University of Maryland)

FIG. 7. Gram positive, rod, Corynebacterium pseudodiphtherium. (Deena Jacob and Adriana LeVan, University of Maryland)

FIG. 8. Gram positive, rod, Corynebacterium xerosis. (Deena Jacob and Adriana LeVan, University of Maryland)

FIG. 9. Gram positive, rod, Corynebacterium xerosis. (Deena Jacob and Adriana LeVan, University of Maryland)

FIG. 10. Gram positive, rod, Corynebacterium xerosis. (Deena Jacob and Adriana LeVan, University of Maryland)

FIG. 11. Gram positive, rod, Corynebacterium xerosis. (Deena Jacob and Adriana LeVan, University of Maryland)

FIG. 12. Gram positive, rod, Corynebacterium xerosis. (Deena Jacob and Adriana LeVan, University of Maryland)

FIG. 13. Gram positive, branched rods, Streptomyces species. (Ann C. Smith, University of Maryland)

FIG. 14. Gram positive, rods and terminal endospores with swollen sporangium Clostridium tetani. (Thomas Walton, USDA, and Erica Suchman, Colorado State University)

FIG. 15. Gram positive, rods, Corynebacterium species. (Thomas Walton, USDA, and Erica Suchman, Colorado State University)

Gram Stain: Gram-Negative Rods (4 images)

Gram Stain: Gram-Positive Cocci (5 images)

Gram Stain: Gram Stains of Mixtures (2 images)

Gram Stain: Gram-Variable Rods and Cocci (6 images)

Also available in the Visual Collection:

Gram Stain

Gram Stain Tutorial

The Gram Stain: An Animated Approach

PROTOCOL

The protocol for utilizing the Gram Stain in undergraduate education is available via a subscription to the MicrobeLibrary.

If you are already a MicrobeLibrary subscriber and logged in, please visit Gram Stain Protocols.

REVIEWERS

This resource was peer-reviewed at ASM Conference for Undergraduate Education 2005 (ASMCUE, 2005).

Participating Reviewers:

Rebecca Buxton
University of Utah, Salt Lake City

Karen Carberry-Goh
Sacramento City College, Davis, Calif.

Mark Keen
North Carolina State University, Raliegh

Donald Lehman
University of Delaware, Newark

Jacqueline Peltier-Horn
Houston Baptist University, Houston, Tex.

Jeffrey Pommerville
Glendale Community College, Scottsdale, Ariz.

Mary Rees
Moorpark College, Calif.

Steven Roschke
Good Samaritan College of Nursing, Cincinnati, Ohio

Jackie Reynolds
Richland College, Dallas, Tex.

Erica Suchman
Colorado State University, Ft. Collins

Dan Williams
Truckee Meadows Community College, Reno, Nev.