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kennyc · 04-21-2011, 08:16 AM

Bacteria Divide People Into 3 Types, Scientists Say
By CARL ZIMMER
Published: April 20, 2011

In the early 1900s, scientists discovered that each person belonged to one of four blood types. Now they have discovered a new way to classify humanity: by bacteria. Each human being is host to thousands of different species of microbes. Yet a group of scientists now report just three distinct ecosystems in the guts of people they have studied.

Blood type, meet bug type. ...

http://www.nytimes.com/2011/04/21/sc...1gut.html?_r=2

04-21-2011, 08:16 AM	#1
kennyc The Dank Side of the Moon Posts: 35,891 Karma: 119230421 Join Date: Sep 2009 Location: Denver, CO Device: Kindle2; Kindle Fire	Science: Your Gut-Bacteria Type Bacteria Divide People Into 3 Types, Scientists Say By CARL ZIMMER Published: April 20, 2011 In the early 1900s, scientists discovered that each person belonged to one of four blood types. Now they have discovered a new way to classify humanity: by bacteria. Each human being is host to thousands of different species of microbes. Yet a group of scientists now report just three distinct ecosystems in the guts of people they have studied. Blood type, meet bug type. ... http://www.nytimes.com/2011/04/21/sc...1gut.html?_r=2