November 15, 2011
Grand Prismatic Spring at Yellowstone National Park. 
Archaeobacteria give hot springs their color. Most feed off the earth’s heat, but cyanobacteria use the sun’s energy—they are an ancestor of all plant life on earth. 
(wikipedia)

Grand Prismatic Spring at Yellowstone National Park. 

Archaeobacteria give hot springs their color. Most feed off the earth’s heat, but cyanobacteria use the sun’s energy—they are an ancestor of all plant life on earth. 

(wikipedia)

October 10, 2011
listeria, which has been found in uncooked meats, uncooked vegetables, fruit such as cantaloupes, unpasteurized milk, foods made from unpasteurized milk, and processed foods, causes the disease listeriosis.

listeria, which has been found in uncooked meats, uncooked vegetables, fruit such as cantaloupes, unpasteurized milk, foods made from unpasteurized milk, and processed foods, causes the disease listeriosis.

October 8, 2011
from wikipedia: 
Histopathology of Treponema pallidums (syphilis) spirochetes (bacteria) using a modified Steiner silver stain

from wikipedia:

Histopathology of Treponema pallidums (syphilis) spirochetes (bacteria) using a modified Steiner silver stain

July 14, 2011
bacteria listeria

bacteria listeria

June 5, 2011
microculture:

Colorized TEM of E. coli O157:H7
Photo Credit: Elizabeth H. White, M.S., CDC

microculture:

Colorized TEM of E. coli O157:H7

Photo Credit: Elizabeth H. White, M.S., CDC

April 2, 2011
colored bacteria colony

colored bacteria colony

April 2, 2011
colored bacteria colony

colored bacteria colony

April 1, 2011
bacteria colony

bacteria colony

March 31, 2011
colored bacteria colony

colored bacteria colony