منابع مشابه
Mitosis: Springtime for Chromatin
When a eukaryotic cell divides, tension builds at centromeres as spindle forces pull chromosomes toward opposite poles during metaphase. New data show that centromeric chromatin stretches in response to these forces, revealing a mechanical role for chromatin packaging in mitosis.
متن کاملEurope's springtime moves
Most of the alarming data about temperature rises as a result of likely climate change have come from high latitudes and altitudes. There appears growing evidence that glaciers and ice sheets are melting rapidly. The latest evidence comes from comparisons of pictures in the Andes reported last month which show that the Upsala glacier in Argentina has melted substantially, creating a lake where ...
متن کاملLegionella, springtime and potting soils.
Legionnaires’ disease has been named after the outbreak in Philadelphia 1976 when a mysterious pneumonia affected a large number of members of the American Legion, a United States military veterans association, which held a gathering at a hotel [1]. Legionella, the bacterium causing the disease was identified several months after this outbreak for the first time. Today we know that there are ab...
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ژورنال
عنوان ژورنال: College & Research Libraries News
سال: 1987
ISSN: 2150-6698,0099-0086
DOI: 10.5860/crln.48.6.341