Evidence map›Paper›PMID 31391477›Full record

Observational studyScientific reports2019

Endoplasmic reticulum stress disrupts lysosomal homeostasis and induces blockade of autophagic flux in human trophoblasts.

Akitoshi Nakashima, Shi-Bin Cheng, Tae Kusabiraki, Kenichiro Motomura, Aiko Aoki, Akemi Ushijima, Yosuke Ono, Sayaka Tsuda, Tomoko Shima, Osamu Yoshino and 4 more

Open access · goldAbstract readObservational Study
In one paragraph

Observational study in Scientific reports, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 55 papers.

0numbers the graph read from it
0cells of the map it votes in
55citing papers in PubMed
10.8field-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

55 citing papers in PubMed, 98 citations in OpenAlex.

  1. Review
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  13. Role of circular RNAs in preeclampsia (Review).Experimental and therapeutic medicine · 2024
    Review
  14. Dominant missense variants in SREBF2 are associated with complex dermatological, neurological, and skeletal abnormalities.Genetics in medicine : official journal of the American College of Medical Genetics · 2024
    Article
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  17. Review
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  19. Understanding the impact of ER stress on lung physiology.Frontiers in cell and developmental biology · 2024
    Review
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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

14 authors at 4 institutions in 2 countries.

Akitoshi NakashimaDepartment of Obstetrics and Gynecology, University of Toyama, 2630 Sugitani, Toyama, 930-0194, Japan.
Shi-Bin ChengDepartments of Pediatrics, Women and Infants Hospital of Rhode Island, Warren Alpert Medical School of Brown University, 101 Dudley street, Providence, RI, 02905, USA.ORCID http://orcid.org/0000-0003-4911-6234
Tae KusabirakiDepartment of Obstetrics and Gynecology, University of Toyama, 2630 Sugitani, Toyama, 930-0194, Japan.
Kenichiro MotomuraDepartment of Allergy and Clinical Immunology, National Research Institute for Child Health and Development, 2-10-1 Okura, Setagaya-ku, 157-8535, Tokyo, Japan.
Aiko AokiDepartment of Obstetrics and Gynecology, University of Toyama, 2630 Sugitani, Toyama, 930-0194, Japan.
Akemi UshijimaDepartment of Obstetrics and Gynecology, University of Toyama, 2630 Sugitani, Toyama, 930-0194, Japan.
Yosuke OnoDepartment of Obstetrics and Gynecology, University of Toyama, 2630 Sugitani, Toyama, 930-0194, Japan.
Sayaka TsudaDepartment of Obstetrics and Gynecology, University of Toyama, 2630 Sugitani, Toyama, 930-0194, Japan.
Tomoko ShimaDepartment of Obstetrics and Gynecology, University of Toyama, 2630 Sugitani, Toyama, 930-0194, Japan.
Osamu YoshinoDepartment of Obstetrics and Gynecology, University of Toyama, 2630 Sugitani, Toyama, 930-0194, Japan.
Haruhiko SagoCenter for Maternal-Fetal, Neonatal and Reproductive Medicine, National Center for Child Health and Development, 2-10-1 Okura, Setagaya-ku, 157-8535, Tokyo, Japan.
Kenji MatsumotoDepartment of Allergy and Clinical Immunology, National Research Institute for Child Health and Development, 2-10-1 Okura, Setagaya-ku, 157-8535, Tokyo, Japan.
Surendra SharmaDepartment of Obstetrics and Gynecology, Kitasato University School of Medicine, 1-15-1 Kitazato, Minami, Sagamihara, Kanagawa, 252-0374, Japan.
Shigeru SaitoDepartment of Obstetrics and Gynecology, University of Toyama, 2630 Sugitani, Toyama, 930-0194, Japan. s30saito@med.u-toyama.ac.jp.
University of Toyama · JPNational Center For Child Health and Development · JPBrown University · USKitasato University · JP

Funding

UTERINE NK CELL HOMING FROM THE PERIPHERAL CIRCULATIONP20RR018728 · NCRR · WOMEN AND INFANTS HOSPITAL-RHODE ISLAND · PI BLISS, JOSEPH MARK · 2003 to 2011
$16.7M
Transcriptional Profiling of Exosomes Defines Molecular Phenotype of PreclampsiaP20GM121298 · NIGMS · WOMEN AND INFANTS HOSPITAL-RHODE ISLAND · PI SHARMA, SURENDRA · 2017 to 2021
$12.6M
Research CoreP30GM114750 · NIGMS · WOMEN AND INFANTS HOSPITAL-RHODE ISLAND · PI SHAW, SUNIL K · 2015 to 2019
$4.5M
NCRR NIH HHS P20 RR018728NIGMS NIH HHS P30 GM114750
6 · The paper itself

Abstract

Pregnancy is a stress factor culminating into mild endoplasmic reticulum (ER) stress, which is necessary for placental development. However, excessive or chronic ER stress in pre-eclamptic placentas leads to placental dysfunction. The precise mechanisms through which excessive ER stress impacts trophoblasts are not well understood. Here, we showed that ER stress reduces the number of lysosomes, resulting in inhibition of autophagic flux in trophoblast cells. ER stress also disrupted the translocation of lysosomes to the surface of trophoblast cells, and inhibited lysosomal exocytosis, whereby the secretion of lysosomal-associated membrane protein 1 (LAMP1) into culture media was significantly attenuated. In addition, we found that serum LAMP1 and beta-galactosidase levels were significantly decreased in pre-eclampsia patients compared to normal pregnant women, potentially indicating lysosomal dysfunction through ER stress in pre-eclamptic placentas. Thus, we demonstrated that excessive ER stress essentially disrupts homeostasis in trophoblasts in conjunction with autophagy inhibition by lysosomal impairment.

Indexed as

AutophagyEndoplasmic Reticulum StressAdultbeta-GalactosidaseBiomarkersCell LineCulture MediaExocytosisFemaleHumansLysosomal-Associated Membrane Protein 1Lysosomal Membrane ProteinsLysosomesPlacentationPre-EclampsiaPregnancybeta-GalactosidaseBiomarkersCulture MediaLAMP1 protein, humanLysosomal-Associated Membrane Protein 1Lysosomal Membrane Proteins

Identifiers

PMID31391477
PMCPMC6685987
OpenAlexW2966853016

What OpenQuestion holds

Textmetadata
LicenceCC BY
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Registered trials

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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.