Dopaminergic signalling is established as playing an important role in novelty related modulation of hippocampal memory. Two recent studies have identified the noradrenergic fibres originating in the locus coeruleus as an additional source of neurotransmitter acting on dopaminergic receptors in the hippocampus.

中文翻译：

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海马体多巴胺的两种来源

多巴胺能信号被确定为在海马记忆的新奇相关调节中发挥重要作用。最近的两项研究已确定起源于蓝斑的去甲肾上腺素能纤维是作用于海马中多巴胺能受体的神经递质的额外来源。