This protein is called nerve growth factor (NGF).

这种蛋白质被称为神经生长因子（NGF.）

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Couples who had just fallen in love had significantly higher levels of nerve growth factor, or NGF.

刚刚坠入情网的恋人明显有较高水平的神经生长因子。

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Other researchers also found blood levels of nerve growth factor, or NGF, also increased.

其他的研究人员还发现血液中的神经生长因子（nerve growth factor，NGF）的等级也在增加。

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She said they were currently funding research into drugs that mimic the action of nerve growth factor (NGF), the name given to the gene therapy involving stimulating cell function.

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New Scientist magazine reports that the researchers, led by Mark Tuszynski, of the University of California, San Diego, believe a substance called nerve growth factor (NGF) can prevent the death of cells in the brain known as cholinergenic neurons, and stimulate new connections between the cells.

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Earlier this year, Pfizer, which is in the lead with an antibody trageting nerve growth factor one (NGF-1), announced that the Food and Drug Administration had told it to put clinical trials of its drug on hold.

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