نتایج جستجو برای: artificial stands
تعداد نتایج: 308478 فیلتر نتایج به سال:
1. Concerns about biodiversity and the long-term sustainability of forest ecosystems have led to changing attitudes with respect to plantations. These artificial communities are ubiquitous, yet provide reduced habitat value in comparison with their naturally established counterparts, key factors being high density, homogeneous spatial structure, and their even-sized/aged nature. However, transf...
Lipins cause a lamina breakdown M all et al. reveal how lipid-making enzymes spur the demolition of the nuclear lamina in mitotic cells. Before a cell divides, it takes apart the lamina, the protein backing for the nuclear envelope. Cells remove the individual lamin proteins from the structure and save them for later reuse. At least two lamin-phosphorylating kinases, protein kinase C (PKC) and ...
A retrospective study involving thirty-six patients with thirty-seven ankle fusions was undertaken to assess the rate of fusion, the subjective and objective results, the residual subtalar and midtarsal movement, and the functional disability. Fusion occurred in thirty-one ankles (84 per cent). Twenty-four patients were reviewed, on average 7.5 years after fusion, and eighteen had good or excel...
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