By Michael Crichton. A sci-fi thriller that takes place in a small town in Arizona where a top-secret satellite has crashed. The satellite is carrying a deadly microbe from space.

By Daniel Kalla. Antarctic prions threaten the world!

By Joshua Spangole. A bit of a noir feel to this novel written by a medical student. In group home for the mentally impaired a deadly virus has infected young women.

By Ken McClure. A physician and ex-special forces soldier is the protagonist in this sixth book in the Dr. Steven Dunbar series. It appears that someone is trying to unleash the 1918 influenza virus.

By James Rollins. Rollins starts with a science fact and builds out his fictitious story about a gruesome plague.

By Greg Bear. Twin brothers are microbiologists researching immortality and the search brings one of them to ocean floor.

By Joan Slonczewski The setting of this novel (book four in the Elysium cycle) is a world where intelligent microbes live in the brains of humans. The microbial aliens evolve in the same way as pathogens and have the potential for good and evil.

By Kurt Vonnegut. This is the story of a band of people shipwrecked on an island in the Galapagos after a crippling global financial crisis and a bacterium that spreads and makes women infertile—except on the shipwrecked island. The book covers the evolution of humanity over the next million years.

By H.G. Wells. This is an invasion story, but the end of the invasion isn't because of militaristic efforts.

By Richard Preston. Written by a non-fiction writer who did extensive real world research, this fictional account of biological terrorism is frightening and thrilling.