Working with Tetrahymena, a pond protozoan, Blackburn and her then graduate student Carol Greider co-discovered telomerase, an enzyme that regulates the activity of telomeres, or .
But about one-quarter of last year's fatalities have been traced to a pair of protozoan parasites, Toxoplasma gondii and Sarcocystis neurona, that are known to breed in cats and .
Once inside the body, the kala-azar protozoan invades and weakens the immune system, causing fever, weight loss, anemia and enlargement of the spleen.
Illinois receives Grand Challenges Explorations grants ( University of Illinois at Urbana-Champaign ) Two Illinois professors, Daniel Rock and Mark Kuhlenschmidt, are receiving Grand Challenges Explorations grants from the Bill & Melinda Gates Foundation for research on single dose perpetual livestock vaccines and a system to study the dangerous protozoan Cryptosporidium.
Nov. 20, 2013 - EurekAlert!
Reynolds Price in Telegraph-Journal The novelist Reynolds Price writes,"The root of story sprang from need - need for companionship and consolation by a creature as vulnerable, four million years ago and now, as any protozoan in a warm brown swamp."