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Numerous biomedically important cargoes depend on adaptor protein complex-1 (AP-1) for their localization. However, controversy surrounds whether AP-1 mediates traffic from or to the Golgi. Robinson et al. (https://www.doi.org/10.1083/jcb.202310071) present compelling evidence that AP-1 mediates recycling to the Golgi.
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Mara C. Duncan (2024) studied this question.
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