Definition of "nanomolar" [nanomolar]

• Describing concentrations one billionth (10-9) of molar (adjective)

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• "Uncoupling of ATP-mediated calcium signaling and dysregulated interleukin-6 secretion in dendritic cells by nanomolar thimerosal."
• "They also showed that NAPE enters the brain and is particularly concentrated in the hypothalamus (a key area in the regulation of hunger and satiety) and that intracerebroventricular infusions of nanomolar amounts of NAPE reduce food intake."
• "Scientists have for decades been doing experiments using chemi­cals in ­nanomolar quanti­ties, which simply means that they're ­extraordinarily dilute."