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Autoimmune lymphoproliferative syndrome (ALPS) is a form of lymphoproliferative disorder (LPDs). It affects lymphocyte apoptosis. [2]It is a rare genetic disorder of abnormal lymphocyte survival caused by defective Fas mediated apoptosis. [3]
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PowerSchool, a software provider popular at K-12 schools, was the target of a data breach in late December that affected many districts in the U.S. and in other countries, according to the company ...
The Walser migrations (German: Walserwanderungen) (Italian: Migrazioni Walser) were a series of migrations by the Walser people from the Upper Rhône Valley in Valais to areas of the Alps. The migrations lasted from c.1150 to c.1450 and represented one of the last large movements of people in the Middle Ages. [1] [2]
East of the terranes that now form the Alps was the Paleo-Tethys Ocean. The effects of wind and water were able to chemically and mechanically erode destroy the Hercynic mountain ranges. In the Permian , the main deposits in Europe were sandstone and conglomerate , products of erosion in the Hercynic mountain range.
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While smaller groups within the Alps may be easily defined by the passes on either side, defining larger units can be problematic. A traditional divide exists between the Western Alps and the Eastern Alps, which uses the Splügen Pass (Italian: Passo dello Spluga) on the Swiss-Italian border, together with the Rhine to the north and Lake Como in the south as the defining features.
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