An autoimmune etiology also is demonstrated by the occurrence of a Sjoegren-sjÃ¶gren type syndrome after allogenic bone marrow. Transplantation a selective defect in-aquaporin 5 is thought to contribute to decreased lacrimation and dry eyes in patients WITH. ss
There are two countries in Africa which are considered by some scholars to never have been colonized: Liberia and Ethiopia. The truth, however, is much more complex and open to debate. What Does Colonization Mean? The process of colonization is basically the discovery, conquest, and settlement of one political body over another.
Imperialism was imposed by the Europeans as they colonized Sub-Saharan Africa. For hundreds of years the Europeans traded gold and salt with huge trading empires that had developed in Africa. For hundreds of years they continued trading but in the late 1800s Europeans began to colonize Africa.