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Human monocytic ehrlichiosis is a tick-borne infectious disease transmitted by several tick species, especially Amblyomma spp caused by Ehrlichia chaffeensis. E. chaffeensis is an obligatory intracellular, tick-transmitted bacterium that is maintained in nature in a cycle involving at least one and perhaps several vertebrate reservoir hosts. Two additional Ehrlichia spp, Anaplasma (formerly Ehr...

Living beings are surrounded by various changes exhibiting periodical rhythms in environment. The environmental changes are imprinted in organisms in various pattern. The phenomena are believed to match the external signal with organisms in order to increase their survival rate. The signals are categorized into circadian, seasonal, and annual cycles. Among the cycles, the circadian rhythm is re...

The aim of this paper is to discuss the nature of human beings, both from the Western and the Eastern perspectives. The first chapter will deal with Western concepts of human being, beginning with Plato. Since we come across four views in Western philosophy, this chapter will be divided into four sections, dealing with the following views: a) rationality as the defining property of human beings...