Evidence map›Paper›PMID 32325398›Full record

ArticleJournal of trace elements in medicine and biology : organ of the Society for Minerals and Trace Elements (GMS)2020

Altered clearance of beta-amyloid from the cerebrospinal fluid following subchronic lead exposure in rats: Roles of RAGE and LRP1 in the choroid plexus.

Xiaoli Shen, Li Xia, Luqing Liu, Hong Jiang, Jonathan Shannahan, Yansheng Du, Wei Zheng

Open access · greenAbstract read
In one paragraph

Article in Journal of trace elements in medicine and biology : organ of the Society for Minerals and Trace Elements (GMS), 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 19 papers.

0numbers the graph read from it
0cells of the map it votes in
19citing papers in PubMed
1.3field-weighted citation impact, top 22% 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

19 citing papers in PubMed, 29 citations in OpenAlex.

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  8. The Role of Copper Overload in Modulating Neuropsychiatric Symptoms.International journal of molecular sciences · 2024
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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

7 authors at 3 institutions in 2 countries.

Xiaoli ShenSchool of Health Sciences, Purdue University, West Lafayette, IN, USA; School of Public Health, Qingdao University, Qingdao, China. Electronic address: shenxiaoli2000@163.com.
Li XiaSchool of Health Sciences, Purdue University, West Lafayette, IN, USA. Electronic address: xia104@purdue.edu.
Luqing LiuSchool of Health Sciences, Purdue University, West Lafayette, IN, USA.
Hong JiangDepartments of Physiology, Qingdao University Medical College, Qingdao, China. Electronic address: hongjiang@qdu.edu.cn.
Jonathan ShannahanSchool of Health Sciences, Purdue University, West Lafayette, IN, USA. Electronic address: jshannah@purdue.edu.
Yansheng DuDepartment of Neurology, Indiana University School of Medicine, Indianapolis, IN, USA. Electronic address: ydu@purdue.edu.
Wei ZhengSchool of Health Sciences, Purdue University, West Lafayette, IN, USA. Electronic address: wzheng@purdue.edu.
Purdue University West Lafayette · USQingdao University · CNUniversity of Indianapolis · US

Funding

Lead Exposure and Beta-Amyloid Transport by Brain BarriersR01ES027078 · NIEHS · PURDUE UNIVERSITY · PI DU, YANSHENG, ZHENG, WEI · 2017 to 2021
$2.2M
The Pathogenic Role of Pb in Cerebral Amyloid Angiopathy and AD SupplementR21AG067923 · NIA · INDIANA UNIVERSITY INDIANAPOLIS · PI DU, YANSHENG, TERRITO, PAUL RICHARD · 2020 to 2022
$642k
Choroid Plexus as a Target in Metal-induced NeurotoxicityR56ES008146 · NIEHS · PURDUE UNIVERSITY · PI ZHENG, WEI · 2016 to 2016
$155k
The 13th Biennial Conference of the International Society for Trace Element Research in HumansR13ES030964 · NIEHS · PURDUE UNIVERSITY · PI ZHENG, WEI · 2019 to 2019
$18k
NIA NIH HHS R21 AG067923NIEHS NIH HHS R01 ES027078NIEHS NIH HHS R13 ES030964NIEHS NIH HHS R56 ES008146
6 · The paper itself

Abstract

Formation of amyloid plaques is the hallmark of Alzheimer's disease. Our early studies show that lead (Pb) exposure in PDAPP transgenic mice increases β-amyloid (Aβ) levels in the cerebrospinal fluid (CSF) and hippocampus, leading to the formation of amyloid plaques in mouse brain. Aβ in the CSF is regulated by the blood-CSF barrier (BCB) in the choroid plexus. However, the questions as to whether and how Pb exposure affected the influx and efflux of Aβ in BCB remained unknown. This study was conducted to investigate whether Pb exposure altered the Aβ efflux in the choroid plexus from the CSF to blood, and how Pb may affect the expression and subcellular translocation of two major Aβ transporters, i.e., the receptor for advanced glycation end-products (RAGE) and the low density lipoprotein receptor protein-1 (LRP1) in the choroid plexus. Sprague-Dawley rats received daily oral gavage at doses of 0, 14 (low-dose), and 27 (high-dose) mg Pb/kg as Pb acetate, 5 d/wk, for 4 or 8 wks. At the end of Pb exposure, a solution containing Aβ

Indexed as

Beta-amyloidChoroid plexusLeadLRP1RAGE

Identifiers

PMID32325398
PMCPMC7541561
OpenAlexW3015459958

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.