Evidence map›Paper›PMID 9490721›Full record

ArticleThe Journal of cell biology1998

Mutant Rab7 causes the accumulation of cathepsin D and cation-independent mannose 6-phosphate receptor in an early endocytic compartment.

B Press, Y Feng, B Hoflack, A Wandinger-Ness

Open access · bronzeAbstract read
In one paragraph

Article in The Journal of cell biology, 1998. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 113 papers.

0numbers the graph read from it
0cells of the map it votes in
113citing papers in PubMed
6.3field-weighted citation impact, top 3% 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

113 citing papers in PubMed, 262 citations in OpenAlex.

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  10. The Interplay of Host Lysosomes and Intracellular Pathogens.Frontiers in cellular and infection microbiology · 2020
    Review
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  17. The parasiteThe Journal of cell biology · 2017
    Article
  18. Article
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  20. Article

53 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

4 authors at 2 institutions in 2 countries.

B PressDepartment of Biochemistry, Molecular Biology and Cell Biology, Northwestern University, Evanston, Illinois 60208-3500, USA.
Y Feng
B Hoflack
A Wandinger-Ness
Northwestern University · USInstitut Pasteur de Lille · FR

Funding

Developing Capacity to Evaluate Training Programs via Development of Human, Institutional and Social CapitalT32GM008449 · NIGMS · NORTHWESTERN UNIVERSITY · PI LEONARD, JOSHUA NATHANIEL · 1993 to 2023
$7.8M
NIGMS NIH HHS T32 GM008449NIGMS NIH HHS T32GM-08449
6 · The paper itself

Abstract

Stable BHK cell lines inducibly expressing wild-type or dominant negative mutant forms of the rab7 GTPase were isolated and used to analyze the role of a rab7-regulated pathway in lysosome biogenesis. Expression of mutant rab7N125I protein induced a dramatic redistribution of cation-independent mannose 6-phosphate receptor (CI-MPR) from its normal perinuclear localization to large peripheral endosomes. Under these circumstances approximately 50% of the total receptor and several lysosomal hydrolases cofractionated with light membranes containing early endosome and Golgi markers. Late endosomes and lysosomes were contained exclusively in well-separated, denser gradient fractions. Newly synthesized CI-MPR and cathepsin D were shown to traverse through an early endocytic compartment, and functional rab7 was crucial for delivery to later compartments. This observation was evidenced by the fact that 2 h after synthesis, both markers were more prevalent in fractions containing light membranes. In addition, both were sensitive to HRP-DAB- mediated cross-linking of early endosomal proteins, and the late endosomal processing of cathepsin D was impaired. Using similar criteria, the lysosomal membrane glycoprotein 120 was not found accumulated in an early endocytic compartment. The data are indicative of a post-Golgi divergence in the routes followed by different lysosome-directed molecules.

Indexed as

Mutagenesisrab GTP-Binding ProteinsAnimalsAntigens, CDbeta-N-AcetylhexosaminidasesCathepsin DCationsCell FractionationCell LineCell MembraneCricetinaeEndocytosisEndosomesGTP-Binding ProteinsLigandsLysosomal Membrane ProteinsAntigens, CDbeta-N-AcetylhexosaminidasesCathepsin DCationsGTP-Binding ProteinsLigandsLysosomal Membrane ProteinsMannosidasesmannosyl-oligosaccharide 1,3 - 1,6-alpha-mannosidaseMembrane Glycoproteinsrab7 GTP-Binding Proteinsrab GTP-Binding ProteinsReceptor, IGF Type 2

Identifiers

PMID9490721
PMCPMC2132709
OpenAlexW1945261349

What OpenQuestion holds

Textmetadata
LicenceCC BY-NC-SA
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.