منابع مشابه
False starts Inverse genetics
The concept of reversed — or, as I prefer to call it, reverse — genetics was first formulated by Charles Weissmann in 1978 (Trends Biochem Sci 1978, 3:N109). In this form of genetics, a nucleic acid was modified at a predetermined position in vitro, and the phenotypic effects of this mutation were then assayed either in vitro or in vivo. In contrast, the classical form of genetics relies on fir...
متن کاملFalse starts What lies ahead?
I don’t know whether anybody else has noticed the distinct decline in recent years of cases of scientific fraud, plagiarism and other deviations of our noble profession. It seems to me that about a decade ago not a week passed without screaming headlines of faked experiments, cooked results and the lifting of other people’s work. I have been thinking about possible reasons for the decline since...
متن کاملAnalysis of false starts in spontaneous speech
A primary difference between spontaneous speech and read speech concerns the use of false starts, where a speaker interrupts the flow of speech to restart his or her utterance. A study examined the acoustic aspects of such restarts in a widely-used speech database, examining approximately 1000 utterances, about 10% of which contained a restart. Identifying the type of restart in such cases coul...
متن کاملSydney Brenner's Loose Ends and False Starts
I need not have worried. As Sydney himself put it in the introduction to Loose Ends, a collection of his best columns from the first three years published in book form: “[Peter] accepted no excuses about being late for deadlines and I am pleased to say I managed to meet all of these, if only by microseconds in some cases”. Whether microseconds, hours or, occasionally, a couple of days before th...
متن کاملPromoting Public Health in the Context of the "Obesity Epidemic": False Starts and Promising New Directions.
In the battle to combat obesity rates in the United States, several misconceptions have dominated policy initiatives. We address those misconceptions, including the notion that restrictive diets lead to long-term weight loss, that stigmatizing obesity is an effective strategy for promoting weight reduction, and that weight and physical health should be considered synonymous with one another. In...
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ژورنال
عنوان ژورنال: Current Biology
سال: 2000
ISSN: 0960-9822
DOI: 10.1016/s0960-9822(00)00693-x