Evidence map›Paper›PMID 10359788›Full record

ArticleProceedings of the National Academy of Sciences of the United States of America1999

Acute cholesterol depletion inhibits clathrin-coated pit budding.

A Subtil, I Gaidarov, K Kobylarz, M A Lampson, J H Keen, T E McGraw

Abstract read
In one paragraph

Article in Proceedings of the National Academy of Sciences of the United States of America, 1999. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 246 papers.

0numbers the graph read from it
0cells of the map it votes in
246citing papers in PubMed
10.3field-weighted citation impact, top 1% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

246 citing papers in PubMed, 573 citations in OpenAlex.

  1. Review
  2. Caveolae mechanics in cellular functions and disease.Nature reviews. Molecular cell biology · 2026
    Review
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  18. PI(4,5)PAdvances in experimental medicine and biology · 2023
    Article
  19. Review
  20. Article

186 more citing papers are in PubMed but not listed here.

4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

6 authors at 3 institutions in 2 countries.

A SubtilDepartment of Biochemistry, Weill Graduate School of Medical Sciences of Cornell University, New York, NY 10021, USA.
I Gaidarov
K Kobylarz
M A Lampson
J H Keen
T E McGraw
Thomas Jefferson University · USCornell University · USNew York University · US

Funding

INSULIN REGULATED MEMBRANE TRAFFICKINGR01DK052852 · NIDDK · WEILL MEDICAL COLL OF CORNELL UNIV · PI MCGRAW, TIMOTHY E · 1997 to 2016
$6.1M
CLATHRIN AND MEMBRANE FUNCTIONR01GM028526 · NIGMS · THOMAS JEFFERSON UNIVERSITY · PI KEEN, JAMES H · 1985 to 2004
$1.2M
Insulin Regulated Membrane TraffickingR56DK052852 · NIDDK · WEILL MEDICAL COLL OF CORNELL UNIV · PI MCGRAW, TIMOTHY E · 2017 to 2017
$254k
NIDDK NIH HHS DK52852NIDDK NIH HHS R01 DK052852NIDDK NIH HHS R56 DK052852NIGMS NIH HHS GM28526NIGMS NIH HHS R01 GM028526
6 · The paper itself

Abstract

Many biologically important macromolecules are internalized into cells by clathrin-coated pit endocytosis. The mechanism of clathrin-coated pit budding has been investigated intensively, and considerable progress has been made in characterizing the proteins involved in internalization. Membrane lipid composition and the lateral organization of lipids and proteins within membranes are believed to play an important role in the regulation of membrane-trafficking processes. Here we report that membrane cholesterol plays a critical role in clathrin-coated pit internalization. We show that acute cholesterol depletion, using beta-methyl-cyclodextrin, specifically reduces the rate of internalization of transferrin receptor by more than 85%, without affecting intracellular receptor trafficking back to the cell surface. The effect on endocytosis is attributable to a failure of coated pits to detach from the plasma membrane, as visualized by using a green fluorescent protein-clathrin conjugate in living cells. Ultrastructural studies indicate that acute cholesterol depletion causes accumulation of flat-coated membranes and a corresponding decrease in deep-coated pits, consistent with the possibility that flat clathrin lattices are direct precursors of indented pits and endocytic vesicles in intact cells. We conclude that clathrin is unable to induce curvature in the membrane depleted of cholesterol.

Indexed as

AnimalsCHO CellsCholesterolClathrinCoated Pits, Cell-MembraneCricetinaeEndocytosisReceptors, TransferrinCholesterolClathrinReceptors, Transferrin

Identifiers

PMID10359788
PMCPMC21991
OpenAlexW1965530119

What OpenQuestion holds

Textmetadata
Read underepoch 390

Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.