منابع مشابه
Cannibalism, kuru and anthropology.
This essay discusses the image and practice of cannibalism in a wide range of studies. It also presents the anthropological research on kuru which led to the proposal that cannibalism had enabled transmission of the infectious agent, as well as doubts about the hypothesis, and the assertion by some that cannibalism as a socially approved custom did not exist. The figure of the cannibal as an ic...
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BACKGROUND:Herbal methionine can be compared relative toDl-methionine with evaluation of bioavailability of this source ofmethionine. OBJECTIVES: An experiment was carried out todetermine the relative bioefficacy of herbal methionine (H-Met)®relative to DL-methionine (DL-Met) on performance criteria andimmunocompetence of Met sources in male broilers. Atotal of 160male broilers were fed a Met-d...
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Precise control of the mitotic cell cycle is a critical feature of eukaryotic life. In humans, mutations in cell cycle regulatory genes lead to the uncontrolled cell proliferation and tumor formation associated with the most dreaded of all diseases, cancer. E2F transcription factors are key components of an elaborate mechanism of cell cycle control in higher eukaryotes. For example, the promote...
متن کاملIns and outs of Cdc14
Virus takes the actin express V iruses typically hitchhike around the cytoplasm on microtubules. Ohkawa et al. reveal that one type of virus can travel within the cell using actin fi laments. Once baculoviruses break into a cell, they need a lift to the nucleus so their genetic material can be copied. However, these viruses don’t require microtubules for the journey. Ohkawa et al. investigated ...
متن کاملCannibalism in Tyrannosaurus rex
BACKGROUND Tyrannosaurus rex was one of the largest terrestrial carnivores of all time, and consequently its ecology and diet have been the focus of much discussion. However, there is little direct evidence of diet or feeding habits in this species. METHODOLOGY/PRINCIPAL FINDINGS Examination of museum collections has revealed four specimens of Tyrannosaurus rex that bear tooth marks made by l...
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ژورنال
عنوان ژورنال: Poultry Science
سال: 1956
ISSN: 0032-5791
DOI: 10.3382/ps.0350010