Proteus species are most commonly found in the human intestinal tract as part of normal human intestinal flora, along with Escherichia coli and Klebsiella species, of which E coli is the predominant resident. Proteus is also found in multiple environmental habitats, including long-term care facilities and hospitals.roteus mirabilis causes 90% of Proteus infections and can be considered a community-acquired infection. Proteus vulgaris and Proteus penneri are easily isolated from individuals in long-term care facilities and hospitals and from patients with underlying diseases or compromised immune systems.
By focusing on this topic we will present the emergence of Classical World Civilizations as a somewhat linear progression leading to an era of significant material interaction and cultural transfers between distant civilizations by the second century AD.
Mesopotamia - Amazing Facts about the Cradle of Civilization. Mesopotamia is widely considered to be the longest and oldest human civilization, where the earliest cities in world history appeared about 3500 BC. It refers to the Tigris-Euphrates river system and corresponds to the modern day Iraq, Kuwait and some parts of Syria, Turkey and Iran. For West, the Bronze Age Mesopotamia is the real cradle of civilization which consisted of four empires, all native to the territory of modern day Iraq.