Microbiology Images: Photographs from Science Prof Online

Science Image Library: Microbiology Photos

Science Prof Online has a continuously growing collection of free science images. If you use one of our images, we just ask that you give us credit and provide a link to the SPO website (www.scienceprofonline.com). To save an image to your computer, right click on it and select "Save". Click on an image to enlarge it.

For those in need of high-resolution images, we will soon be offering hi-res files of many photos in the Science Image Library. Follow us on Twitter @ScienceProfSPO to get updates on

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The Microbiology Photo Image Library is the largest photo collection on the SPO site. To help you more easily find what you are looking for, select the "see more" link of the sub-topic below that corresponds to your interests, or simply use the search box at the top of the page to find photos on the topic that interests you.

Science Image Library

Microbiology

from Science Prof Online

1.Normal flora bacterial colonies from an arm plate; 2. Bacillus subtilis colonies; 3. Micrococcus luteus bacterial colonies on TSY streak plate; 4. M. smeg written in Mycobacterium smegmatis on TSY agar; 5. Enterococcus bacterial colonies growing in slant tube.

1.Blood agar with beta-hemolysis on left and alpha-hemolysis on right; 2. Test tube of liquid media showing flocculated bacterial growth; 3. Mannitol Salt Agar with plated nasal sample, normal flora on left and mannitol fermenter on right; 4. Slant tubes growing various bacteria; 5. Sterile TSY agar in bottle.

1.Loaded dishwasher with dirty dishes; 2. Using cotton swab to obtain a sample from interior of dishwasher; 3. TSY plate with bacterial sample from dirty dishwasher on top half, and no bacterial growth from clean dishwasher sample on bottom half.

1. Animal cells: Human cheek epithelial cells stained with methylene blue and magnified 400xTM; 2. Elodea plant cells showing cell walls and chloroplasts (green); 4. Plant cells: Onion epidermal cells magnified 100xTM & 400xTM.; 5. Protozoans.

1. Lab set-up for chemical control of bacteria comparing effectiveness of Lysol to bleach; 2. Effectiveness of UV radiation in controlling bacteria. UV exposed plate on left, with only one colony, plate protected from UV rays on right covered with bacteria; 3 & 4. Zones of inhibition from antibiotic disks on on bacteria-covered TSY plates.

1 & 2. Mouthwash experiment comparing Listerine and Crest mouthwash; 3. Test tubes of Listerine, Crest mouthwash and control with water; 4. Oral sample being plated on TSY agar.

1.Autoclave; 2. Microincinerator; 3. Disposable pipette; 4. Compound light microscope; 5. Inoculation wand on Petri dish containing TSY agar.

1.Safranin counterstain of Gram stain; 2. Gram-stained Staphylococcus 1000xTM; 3. Gram-stained slide, controls on ends unknown in center; 4. Acid-fast stain mixed (+/-) 1000xTM; Endospore stain (+) 1000xTM.

Microbiology Equipment (Click on image to enlarge. See more)

Mouthwash Experiment (Click on image to enlarge.)

Microbial Control (Click on image to enlarge.)

Eukaryotic Cells (Click on image to enlarge. See more)

Dishwasher Experiment (Click on image to enlarge.)

Bacterial Staining (Click on image to enlarge. See more)

Bacterial Growth Media (Click on image to enlarge. See more)

Bacterial Colonies & Streak Plates (Click on image to enlarge. See more)

API-20E Strips (Click on image to enlarge.)

Virtual Microbiology

Classroom

You have free access to a large collection of materials used in a college-level introductory microbiology course. The Virtual Microbiology Classroom provides a wide range of free educational resources including PowerPoint Lectures, Study Guides, Review Questions and Practice Test Questions.