نتایج جستجو برای: genetically significant dose
تعداد نتایج: 1511435 فیلتر نتایج به سال:
Public opposition to genetically modified organisms (GMOs) remains strong. By contrast, studies demonstrate again and again that GM crops make a valuable contribution to the development of a sustainable type of agriculture. The discrepancy between public opinion and the scientific evidence requires an explanation. We argue that intuitive expectations about the world render the human mind vulner...
Research reports using cells from bacteria, yeast, alga, nematodes, fish, plants, insects, amphibians, birds and mammals, including wild deer, rodents or humans show non-linear radio-adaptive processes in response to low doses of low LET radiation. Low doses increased cellular DNA double-strand break repair capacity, reduced the risk of cell death, reduced radiation or chemically-induced chromo...
Previously, we reported the construction and characterization of a genetically defined Actinobacillus pleuropneumoniae (A. pleuropneumoniae) apxIIC gene mutant, HB04C(-), which conferred protection to mice against infection with A. pleuropneumoniae. In this study, we further evaluated HB04C(-) for safety and its ability to elicit protective immunity in pigs. It was demonstrated that a dose of 2...
One of the limiting factors for the Semantic Web to be exploited into nowadays web applications is the great complexity associated to semantic elaboration which almost always includes logical reasoning, natural language processing, manipulation of different kinds of data, etc. The availability of easy to use APIs and platforms can enable the integration of semantics on the current web by hiding...
We examined the hypothesis that genetically determined differences in sensitivity to alcohol explain some of the genetic variation in alcohol consumption pattern. Self-report data on average weekly alcohol consumption and self-ratings of intoxication after a standard dose of ethanol (0.75 g/kg body weight), used as an index of sensitivity, were obtained on 206 Australian twin pairs. Significant...
High-grade astrocytoma remains a significant challenge to the clinician and researcher alike. Intense study of the molecular pathogenesis of these tumors has allowed identification of frequent genetic alterations and critical core pathways in this disease. The use of novel mouse genetic tools to study the consequence of specific mutations in brain has led to the development of multiple represen...
پایان نامه حاضر در مورد امکان سنجی استفاده از مدلسازی آماری مبـتنی برbmd جهت برآورد حجم بحرانی خونریزی درایجاد مقادیر معینی از خطر مرگ ناشی از خونــریزی مــغزی غیرتروماتیک(خود به خودی) می باشد. روشbmd در رابطه با مقدار دوز یا حجم بحرانی یک وضعیت از پیش تعیین شده برای بدست آوردن بهترین پاسخ جهت ارزیابی خطرات سلامتی و بهداشتی و همچنین برآورد مقدار یا حجم بحرانی دوز می باشد. روشbmd یک روش جایگزین...
اسانس گیاه شوید در درمان هیپرلیپیدمی در یک دوره مزمن به بیماران تجویز می شود. در این مطالعه سمیت احتمالی تحت مزمن اسانس این گیاه مورد بررسی قرار گرفت، حال آنکه در مصرف حاد این اسانس سمیتی گزارش نشده است. در این آزمایش 40 رت ماده به 4 گروه 10 تایی تحت گروههای شاهد، a(high dose)، (intermeidate dose)b و (low dose)c تقسیم شد و اسانس بصورت خوراکی تحت دوزهای به ترتیب بالا: بدون اسانس، 2 م...
currently much debate, attention and concern surrounds the use of genetically modified plants or animals. but there has not been much concern about microorganisms, although we all are aware of the place of microorganisms in the circle of life, their abundance and diversity. there are many examples regarding the application of genetically engineered microorganisms (gems), however, like other hig...
background: the shielding methods in radiotherapy due to delivering an accurate radiation dose to cancer tissues and avoiding unnecessary dose to normal tissues are very important. these methods include lead standard blocks, individual molding and multi leaf collimator (mlc). the mlc method is not still common in iran radiotherapy centers. individual molding is better than the lead block shield...
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