Assertion: ngf | /r/HasProperty | discovered as molecule
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text: Nerve growth factor (NGF) was discovered 50 years ago as a molecule that regulates the survival and maturation of developing neurons in the peripheral nervous system (PNS) (Levi-Montalcini & Hamburger 1951, 1953), and ideas about the biological role of NGF have been dominated by concepts that arose from studies on the differentiation and survival of young neurons.