Science

Molecular switch controls how cells load cargo for recycling

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Based on a feed excerpt; full article content has not been acquired. Source evidence retrieved 19/10/2026, 23:55:26 UTC.

Briefings

A University of Basel team identified a molecular switch controlling cargo recycling. The small protein ARF-1 directs recyclable materials into transport vesicles and returns them to the cell surface. This discovery explains how cells ensure the correct cargo is loaded for recycling.

Key points

• The protein ARF-1 acts as a molecular switch directing recyclable cargo into transport vesicles.
• ARF-1 ensures efficient loading of cargo and its return to the cell surface.

Context

Cells recycle proteins and cellular components, but the mechanism for ensuring the right cargo enters the correct recycling vesicle remains unclear. This study identifies ARF-1 as the key regulator.

Limitations

Evidence is limited to a single protein function; no data on ARF-1 expression levels, cellular locations, or experimental conditions are provided.

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