Evidence map›Paper›PMID 34399621›Full record

ArticlemBio2021

Blockade of Autocrine CCL5 Responses Inhibits Zika Virus Persistence and Spread in Human Brain Microvascular Endothelial Cells.

Megan C Mladinich, Jonas N Conde, William R Schutt, Sook-Young Sohn, Erich R Mackow

Open access · goldAbstract read
In one paragraph

Article in mBio, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 23 papers.

0numbers the graph read from it
0cells of the map it votes in
23citing papers in PubMed
4.3field-weighted citation impact, top 5% 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

23 citing papers in PubMed, 29 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

5 authors at 1 institution in 1 country.

Megan C MladinichDepartment of Microbiology and Immunology, Stony Brook Universitygrid.36425.36, Stony Brook, New York, USA.
Jonas N CondeDepartment of Microbiology and Immunology, Stony Brook Universitygrid.36425.36, Stony Brook, New York, USA.
William R SchuttDepartment of Microbiology and Immunology, Stony Brook Universitygrid.36425.36, Stony Brook, New York, USA.
Sook-Young SohnDepartment of Microbiology and Immunology, Stony Brook Universitygrid.36425.36, Stony Brook, New York, USA.
Erich R MackowDepartment of Microbiology and Immunology, Stony Brook Universitygrid.36425.36, Stony Brook, New York, USA.
Stony Brook University · US

Funding

MOLECULAR AND CELL BIOLOGY OF INFECTIOUS DISEASEST32AI007539 · NIAID · STATE UNIVERSITY NEW YORK STONY BROOK · PI KONOPKA, JAMES B · 1998 to 2023
$3.6M
Baloxavir Derivatives As Inhibitors of Hantavirus Endonuclease ActivityR21AI152372 · NIAID · STATE UNIVERSITY NEW YORK STONY BROOK · PI MACKOW, ERICH R · 2020 to 2021
$432k
PEER OUTREACH TO FACILITATE COLORECTAL CANCER SCREENING IN SAFETY NET CLINICSR21CA131739 · NCI · WASHINGTON UNIVERSITY · PI JAMES, AIMEE S · 2009 to 2010
$368k
NCI NIH HHS R21 CA131739NIAID NIH HHS R21 AI152372NIAID NIH HHS T32 AI007539
6 · The paper itself

Abstract

Zika virus (ZIKV) is a neurovirulent flavivirus that uniquely causes fetal microcephaly, is sexually transmitted, and persists in patients for up to 6 months. ZIKV persistently infects human brain microvascular endothelial cells (hBMECs) that form the blood-brain barrier (BBB) and enables viral spread to neuronal compartments. We found that CCL5, a chemokine with prosurvival effects on immune cells, was highly secreted by ZIKV-infected hBMECs. Although roles for CCL5 in endothelial cell (EC) survival remain unknown, the presence of the CCL5 receptors CCR3 and CCR5 on ECs suggested that CCL5 could promote ZIKV persistence in hBMECs. We found that exogenous CCL5 induced extracellular signal-regulated kinase 1/2 (ERK1/2) phosphorylation in hBMECs and that ERK1/2 cell survival signaling was similarly activated by ZIKV infection. Neutralizing antibodies to CCL5, CCR3, or CCR5 inhibited persistent ZIKV infection of hBMECs. While knockout (KO) of CCL5 failed to prevent ZIKV infection of hBMECs, at 3 days postinfection (dpi), we observed a >90% reduction in ZIKV-infected CCL5-KO hBMECs and a multilog reduction in ZIKV titers. In contrast, the addition of CCL5 to CCL5-KO hBMECs dose-dependently rescued ZIKV persistence in hBMECs. Inhibiting CCL5 responses using CCR3 (UCB35625) and CCR5 (maraviroc) receptor antagonists reduced the number of ZIKV-infected hBMECs and ZIKV titers (50% inhibitory concentrations [IC

Indexed as

Blood-Brain BarrierBrainCells, CulturedChemokine CCL5Endothelial CellsGene Knockout TechniquesHumansReceptors, CCR3Receptors, CCR5Zika VirusCCL5 protein, humanChemokine CCL5Receptors, CCR3Receptors, CCR5CCL5endothelial cellERK1/2persistencesurvivaltherapeuticZika virus

Identifiers

PMID34399621
PMCPMC8406327
OpenAlexW3193356185

What OpenQuestion holds

Textmetadata
LicenceCC BY
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.