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.
Cradle of Civilization. The southern part of the modern country of Iraq is called the Cradle of Civilization.. The worlds first cities, writing systems, and large-scale government developed there. Civilization is a complex way of life that came about as people began to develop urban settlements. The earliest civilizations developed after 3000 BCE, when the rise of agriculture allowed people to have surplus food and economic stability. Agricultural populations advanced beyond village life, and many people no longer had to practice farming at all. Civilizations first appeared in Mesopotamia, in what is now Iraq