The series of conditions that must be met in order to establish a microorganism as the causative agent of a disease, namely: it must be present in all cases of the disease; inoculations of its pure cultures must produce the disease in susceptible animals; and from these it must again be isolated and propagated in pure cultures.
What’s The #’s Real Name?How do we currently use the # symbol? On Twitter, Facebook, and Instagram, you tag your friends with the @ symbol and you tag topics with the #. If you see something that says “#WordoftheDay,” the tweet or post has something to do with Word of the Day. And, once you click on that marked topic, you’ll likely see all public posts about it. It’s a …
Why Dr. Martin Luther King Jr.’s “I Have A Dream” Was Pure PoetryKing uses anaphora to highlight the difference between how things are and how he hopes they will be. But, what's anaphora?
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.