Evidence map›Paper›PMID 24316368›Full record

ArticleJournal of molecular biology2014

Interrelationship between cytoplasmic retroviral Gag concentration and Gag-membrane association.

Keir H Fogarty, Serkan Berk, Iwen F Grigsby, Yan Chen, Louis M Mansky, Joachim D Mueller

Abstract read
In one paragraph

Article in Journal of molecular biology, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 33 papers.

0numbers the graph read from it
0cells of the map it votes in
33citing papers in PubMed
1.5field-weighted citation impact, top 18% 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

33 citing papers in PubMed, 43 citations in OpenAlex.

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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 1 institution in 1 country.

Keir H FogartyInstitute for Molecular Virology, University of Minnesota, Minneapolis, MN 55455, USA; Department of Diagnostic and Biological Sciences, School of Dentistry, University of Minnesota, Minneapolis, MN 55455, USA; School of Physics and Astronomy, University of Minnesota, Minneapolis, MN 55455, USA.
Serkan BerkInstitute for Molecular Virology, University of Minnesota, Minneapolis, MN 55455, USA; Department of Biomedical Engineering, University of Minnesota, Minneapolis, MN 55455, USA.
Iwen F GrigsbyInstitute for Molecular Virology, University of Minnesota, Minneapolis, MN 55455, USA; Department of Diagnostic and Biological Sciences, School of Dentistry, University of Minnesota, Minneapolis, MN 55455, USA.
Yan ChenInstitute for Molecular Virology, University of Minnesota, Minneapolis, MN 55455, USA; School of Physics and Astronomy, University of Minnesota, Minneapolis, MN 55455, USA.
Louis M ManskyInstitute for Molecular Virology, University of Minnesota, Minneapolis, MN 55455, USA; Department of Diagnostic and Biological Sciences, School of Dentistry, University of Minnesota, Minneapolis, MN 55455, USA; Department of Microbiology, University of Minnesota, Minneapolis, MN 55455, USA. Electronic address: mansky@umn.edu.
Joachim D MuellerInstitute for Molecular Virology, University of Minnesota, Minneapolis, MN 55455, USA; School of Physics and Astronomy, University of Minnesota, Minneapolis, MN 55455, USA; Department of Biomedical Engineering, University of Minnesota, Minneapolis, MN 55455, USA. Electronic address: mueller@physics.umn.edu.
University of Minnesota · US

Funding

TRAINING GRANT IN MICROBIOLOGY/CANCER RESEARCHT32CA009138 · NCI · UNIVERSITY OF MINNESOTA TWIN CITIES · PI Scott M. Dehm · 1985 to 2026
$11.3M
In vivo Fluorescence Fluctuation Spectroscopy - Administrative SupplementR01GM064589 · NIGMS · UNIVERSITY OF MINNESOTA TWIN CITIES · PI MUELLER, JOACHIM D · 2002 to 2019
$4.6M
HTLV-1 Particle Analysis and Gag InteractionsR01GM098550 · NIGMS · UNIVERSITY OF MINNESOTA · PI MANSKY, LOUIS M. · 2012 to 2020
$3.1M
NCI NIH HHS T32 CA009138NIGMS NIH HHS R01 GM064589NIGMS NIH HHS R01GM064589NIGMS NIH HHS R01 GM098550NIGMS NIH HHS R01GM098550
6 · The paper itself

Abstract

The early events in the retrovirus assembly pathway, particularly the timing and nature of Gag translocation from the site of protein translation to the inner leaflet of the plasma membrane, are poorly understood. We have investigated the interrelationship between cytoplasmic Gag concentration and plasma membrane association using complementary live-cell biophysical fluorescence techniques in real time with both human T-cell leukemia virus type 1 (HTLV-1) and human immunodeficiency virus type 1 (HIV-1) Gag proteins. In particular, dual-color, z-scan fluorescence fluctuation spectroscopy in conjunction with total internal reflection fluorescence and conventional, epi-illumination imaging were utilized. Our results demonstrate that HTLV-1 Gag is capable of membrane targeting and particle assembly at low (i.e., nanomolar) cytoplasmic concentrations and that there is a critical threshold concentration (approaching micromolar) prior to the observation of HIV-1 Gag associated with the plasma membrane. These observations imply fundamental differences between HIV-1 and HTLV-1 Gag trafficking and membrane association.

Indexed as

Cell MembraneCytoplasmgag Gene Products, Human Immunodeficiency VirusGene Products, gagHuman T-lymphotropic virus 1Retroviridaegag Gene Products, Human Immunodeficiency VirusGene Products, gagassemblyfluorescencemembraneoligomerizationretrovirus

Identifiers

PMID24316368
PMCPMC3951590
OpenAlexW2094653829

What OpenQuestion holds

Textmetadata
LicenceTDM
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.