منابع مشابه
Phytoremediation for Environmental Clean Up
Pollution is an undesirable change in the physical, chemical or biological characteristics of air, land and water that will waste or deteriorate our raw material resources. Modern technological innovations have increased pollution levels above the self cleaning capacities of the environment. In recent times, one of the major issues is the threat to human life from the progressive deterioration ...
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to see an international fund established to subsidize drug purchases and delivery systems in the poorest countries. In Norway this month (April) about 50 experts from around the world are meeting at a workshop organized by WHO and the WTO to discuss differential pricing as a means to ensure that the poor have access to essential drugs without undermining the international patents system — a sys...
متن کاملPhytoremediation: Cleaning up the Environment by Plants
Anthropogenic activities cause pollution of soil, groundwater, sediments, surface water, air with unsafe and noxious chemicals is one of the main crises facing the industrialized world today. Over the last century, public apprehension about environmental pollution has increased remarkably. Now a days, polluted soils and waters as a result of global industrialization pose a major environmental a...
متن کاملCurrent US military operations and implications for military surgical training.
BACKGROUND Since 2001, US military surgeons have deployed frequently, with many surgeons deploying within 1 year of graduating residency. The purpose of this study was to evaluate readiness of recent graduates to manage combat-related injuries and to make recommendations for improvements in training military surgeons. STUDY DESIGN We reviewed casualties treated at the 31st Combat Support Hosp...
متن کاملHypoxia takes invadopodia up a Notch
Frog oocytes evade the checkpoint S hao et al. reveal that Xenopus eggs have no spindle assembly checkpoint (SAC) to prevent them from entering anaphase with misaligned chromosomes. In most dividing cells, the SAC prevents anaphase onset by keeping the ubiq-uitin ligase APC/C inactive until all chromosomes are correctly attached to the metaphase spindle. In frog oocytes, however, the APC/C is a...
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ژورنال
عنوان ژورنال: Nature Biotechnology
سال: 1997
ISSN: 1087-0156,1546-1696
DOI: 10.1038/nbt0797-612a