The psychologist Dale Kunkel showed that the practice of host selling reduced children's ability to distinguish between advertising and program material.

心理学家戴尔·昆克尔指出，对销售主持人的应用减弱了儿童辨别广告和节目内容的能力。

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"It would have taken us years to screen this many drugs in mice, " says Dr. Kunkel.

WSJ: Birds Do It, Bees Do It, Even Zebrafish Do It��Just Too Little

Dr. Kunkel's laboratory discovered the gene causing Duchenne muscular dystrophy in 1986.

WSJ: New Muscular Dystrophy Drugs Offer Hope

Louis Kunkel, a professor of pediatrics and genetics at the hospital, used zebrafish to test over 1, 200 drugs to see which ones might restore normal muscle structure.

WSJ: Birds Do It, Bees Do It, Even Zebrafish Do It��Just Too Little