Evidence map›Paper›PMID 20484814›Full record

ArticleThe Journal of clinical investigation2010

The endothelial cell receptor GRP78 is required for mucormycosis pathogenesis in diabetic mice.

Mingfu Liu, Brad Spellberg, Quynh T Phan, Yue Fu, Yong Fu, Amy S Lee, John E Edwards, Scott G Filler, Ashraf S Ibrahim

Open access · bronzeAbstract read
In one paragraph

Article in The Journal of clinical investigation, 2010. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 177 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
177citing papers in PubMed, 1 pooled it
5.7field-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

177 citing papers in PubMed, 1 synthesis or guideline pooled it, 321 citations in OpenAlex.

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  17. Human Brain Endothelial Cell-Derived Extracellular Vesicles ReduceInternational journal of molecular sciences · 2025
    Article
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117 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

9 authors at 4 institutions in 1 country.

Mingfu LiuDivision of Infectious Diseases, Los Angeles Biomedical Research Institute at Harbor-UCLA Medical Center, Torrance, California 90502, USA.
Brad Spellberg
Quynh T Phan
Yue Fu
Yong Fu
Amy S Lee
John E Edwards
Scott G Filler
Ashraf S Ibrahim
University of California, Los Angeles · USHarbor–UCLA Medical Center · USThe Lundquist Institute · USUCLA Medical Center · US

Funding

ZONA-FREE HAMSTER OVA ASSAY AS AN INDICATOR OF MALE FERTILITYM01RR000425 · NCRR · LUNDQUIST INSTITUTE FOR BIOMEDICAL INNOVATION AT HARBOR-UCLA MEDICAL CENTER · PI ANDERSON, GAIL V · 1985 to 2011
$74.2M
STRESS INDUCTION OF THE GLUCOSE REGULATED PROTEINSR01CA027607 · NCI · UNIVERSITY OF SOUTHERN CALIFORNIA · PI LEE, AMY S · 1985 to 2021
$11.1M
Novel Toxins and Receptors in Mucormycosis Pathogenesis and TreatmentR01AI063503 · NIAID · LUNDQUIST INSTITUTE FOR BIOMEDICAL INNOVATION AT HARBOR-UCLA MEDICAL CENTER · PI IBRAHIM, ASHRAF S. · 2006 to 2025
$7.3M
Candida Invasion of Endothelium and VirulenceR01AI054928 · NIAID · LUNDQUIST INSTITUTE FOR BIOMEDICAL INNOVATION AT HARBOR-UCLA MEDICAL CENTER · PI FILLER, SCOTT G · 2004 to 2013
$2.9M
An Ftr1 vaccine to abrogate mucormycosisR21AI082414 · NIAID · LUNDQUIST INSTITUTE FOR BIOMEDICAL INNOVATION AT HARBOR-UCLA MEDICAL CENTER · PI IBRAHIM, ASHRAF S. · 2010 to 2011
$386k
NCI NIH HHS R01 CA027607NCRR NIH HHS M01 RR000425NCRR NIH HHS M01 RR00425NIAID NIH HHS R01 AI054928NIAID NIH HHS R01 AI063503NIAID NIH HHS R21 AI082414NIAID NIH HHS R21 AI082414-01
6 · The paper itself

Abstract

Mucormycosis is a fungal infection of the sinuses, brain, or lungs that causes a mortality rate of at least 50% despite first-line therapy. Because angioinvasion is a hallmark of mucormycosis infections, we sought to define the endothelial cell receptor(s) for fungi of the order Mucorales (the fungi that cause mucormycosis). Furthermore, since patients with elevated available serum iron, including those with diabetic ketoacidosis (DKA), are uniquely susceptible to mucormycosis, we sought to define the role of iron and glucose in regulating the expression of such a receptor. Here, we have identified glucose-regulated protein 78 (GRP78) as what we believe to be a novel host receptor that mediates invasion and damage of human endothelial cells by Rhizopus oryzae, the most common etiologic species of Mucorales, but not Candida albicans or Aspergillus fumigatus. Elevated concentrations of glucose and iron, consistent with those seen during DKA, enhanced GRP78 expression and the resulting R. oryzae invasion and damage of endothelial cells in a receptor-dependent manner. Mice with DKA, which have enhanced susceptibility to mucormycosis, exhibited increased expression of GRP78 in sinus, lungs, and brain compared with normal mice. Finally, GRP78-specific immune serum protected mice with DKA from mucormycosis. These results suggest a unique susceptibility of patients with DKA to mucormycosis and provide a foundation for the development of new therapeutic interventions for these deadly infections.

Indexed as

AnimalsCandida albicansDiabetes MellitusDiabetic KetoacidosisEndoplasmic Reticulum Chaperone BiPEndothelial CellsEndotheliumHSP70 Heat-Shock ProteinsHumansIronLungMaleMembrane ProteinsMiceMice, Inbred BALB CMucoralesEndoplasmic Reticulum Chaperone BiPglucose-regulated proteinsHSP70 Heat-Shock ProteinsHSPA5 protein, humanHspa5 protein, mouseIronMembrane ProteinsNitric Oxide Synthase Type IIINos3 protein, mouse

Identifiers

PMID20484814
PMCPMC2877958
OpenAlexW2157947153

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.