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the claim

Membrane proteins follow specific recycling and degradation pathways after exocytosis

the verdict
SUPPORTED
the evidence backs this
Recorded sources
7 sources for · 0 against

Counts group repeated records of the same source within each side. They do not measure evidence strength or source independence.

Is it true that membrane proteins follow specific recycling and degradation pathways after exocytosis?

Yes. Membrane proteins undergo regulated post-exocytic sorting that directs them into specific recycling or degradation pathways, a fundamental mechanism supported by extensive cellular and molecular evidence.

Verdict: SUPPORTED · 7 sources for, 0 against · Last checked

The analysis

The retrieved papers consistently demonstrate that following exocytosis and cell surface delivery, membrane proteins are subjected to tightly regulated sorting mechanisms that determine whether they undergo endocytic recycling back to the plasma membrane or targeted degradation within lysosomes/vacuoles. Multiple studies detail the molecular machinery (such as retromers, Rab GTPases, and specific adaptors) mediating these specific pathways. Consequently, the claim is well-supported by the literature.

Evidence for · 7
Gibberellin DELLA signaling targets the retromer complex to redirect protein trafficking to the plasma membrane
2018
Demonstrates that proteins such as hormone receptors and transporters are sorted between vacuolar degradation and plasma membrane recycling routes.
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Salanenka, Y., Verstraeten, I., Löfke, C., Tabata, K., Naramoto, S., Glanc, M., & Friml, J. (2018). Gibberellin DELLA signaling targets the retromer complex to redirect protein trafficking to the plasma membrane. doi.org. https://doi.org/10.1073/pnas.1721760115

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More for · 6
FERARI is required for Rab11-dependent endocytic recycling
2020
Shows that sorting endosomes coordinate the recycling or degradation pathways of membrane-associated proteins.
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Solinger, J., Rashid, H., Prescianotto‐Baschong, C., & Spang, A. (2020). FERARI is required for Rab11-dependent endocytic recycling. doi.org. https://doi.org/10.1038/s41556-019-0456-5

Retrograde trafficking and plasma membrane recycling pathways of the budding yeast Saccharomyces cerevisiae
2020
Outlines how the endosomal network directs internalized molecules either to lysosomal degradation or via plasma membrane recycling pathways.
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Ma, M. & Burd, C. (2020). Retrograde trafficking and plasma membrane recycling pathways of the budding yeast Saccharomyces cerevisiae. doi.org. https://doi.org/10.1111/tra.12693

Membrane protein recycling from the vacuole/lysosome membrane
2018
Identifies specific two-step recycling pathways for membrane proteins originating from the vacuole/lysosome membrane.
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Suzuki, S. W. & Emr, S. (2018). Membrane protein recycling from the vacuole/lysosome membrane. doi.org. https://doi.org/10.1083/jcb.201709162

Small GTPase ARF6 Regulates Endocytic Pathway Leading to Degradation of ATP Binding Cassette Transporter A1
2016
Finds that cell surface transporters undergo internalization via specific endocytic pathways leading either to degradation or recycling.
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Mukhamedova, N., Hoang, A., Cui, H., Carmichael, I., Fu, Y., Bukrinsky, M., & Sviridov, D. (2016). Small GTPase ARF6 Regulates Endocytic Pathway Leading to Degradation of ATP Binding Cassette Transporter A1. doi.org. https://doi.org/10.1161/ATVBAHA.116.308418

Longin R-SNARE is retrieved from the plasma membrane by ANTH domain-containing proteins in Arabidopsis
2020
Details specific retrieval and recycling mechanisms of plasma membrane proteins such as SNAREs via clathrin-mediated endocytosis.
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Fujimoto, M., Ebine, K., Nishimura, K., Tsutsumi, N., & Ueda, T. (2020). Longin R-SNARE is retrieved from the plasma membrane by ANTH domain-containing proteins in Arabidopsis. doi.org. https://doi.org/10.1073/pnas.2011152117

p97/VCP Promotes the Recycling of Endocytic Cargo
2023
Indicates that cellular machinery promotes both the lysosomal degradation and the recycling of endocytic cargo.
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Kawan, M., Körner, M., Schlosser, A., & Buchberger, A. (2023). p97/VCP Promotes the Recycling of Endocytic Cargo. doi.org. https://doi.org/10.1091/mbc.E23-06-0237

What does the evidence say?

The retrieved papers consistently demonstrate that following exocytosis and cell surface delivery, membrane proteins are subjected to tightly regulated sorting mechanisms that determine whether they undergo endocytic recycling back to the plasma membrane or targeted degradation within lysosomes/vacuoles. Multiple studies detail the molecular machinery (such as retromers, Rab GTPases, and specific adaptors) mediating these specific pathways. Consequently, the claim is well-supported by the literature.

Receipt History
first checked05 Aug 2026
judged → SUPPORTED · 8705 Aug 2026
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