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Creator | Title | Description | Subject | Date |
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Cashdan, Elizabeth A. | Competition between foragers and food producers on the Botletli River, Botswana | The immigration of food-producing groups into areas occupied by hunters and gatherers must have been a common occurrence in prehistory. How were the hunter-gatherers affected by this? I describe here two groups of Kalahari Basarwa ('Bushmen'), one living along the flood plain of the lower Botletli ... | Kalahari Basarwa; Bushmen; Foraging; Cattle | 1986 |
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Capecchi, Mario R. | How close are we to implementing gene targeting in animals other than the mouse? | Describes several significant contributions that bring us much closer to extending ‘‘gene targeting'' to mammalian species other than the mouse. Gene targeting now provides the means for creating new strains of mice with mutations in virtually any gene. First, the desired mutation is introduced ... | Cattle; Mutagenesis; Mice; Humans; Ethics, Medical | 2000-02-01 |