Evidence map›Paper›PMID 24492001›Full record

ArticleFEBS letters2014

Peripherally administrated prions reach the brain at sub-infectious quantities in experimental hamsters.

Baian Chen, Claudio Soto, Rodrigo Morales

Erratum issuedAbstract read
In one paragraph

Article in FEBS letters, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. An erratum has been issued. Cited by 20 papers.

0numbers the graph read from it
0cells of the map it votes in
20citing papers in PubMed
–field-weighted citation impact
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

20 citing papers in PubMed.

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  19. Multiple factors contribute to the peripheral induction of cerebral β-amyloidosis.The Journal of neuroscience : the official journal of the Society for Neuroscience · 2014
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  20. Article
4 · The record

Corrections and comments

  • Erratum issued
5 · Who and what money

Authors and funding

3 authors.

Baian ChenProtein Misfolding Disorders Laboratory, Mitchell Center for Alzheimer's Disease and Related Brain Disorders, University of Texas Medical School at Houston, Houston, TX 77030, USA; Department of Laboratory Animal Science, School of Basic Medical Science, Capital Medical University, Beijing 100069, China.
Claudio SotoProtein Misfolding Disorders Laboratory, Mitchell Center for Alzheimer's Disease and Related Brain Disorders, University of Texas Medical School at Houston, Houston, TX 77030, USA.
Rodrigo MoralesProtein Misfolding Disorders Laboratory, Mitchell Center for Alzheimer's Disease and Related Brain Disorders, University of Texas Medical School at Houston, Houston, TX 77030, USA. Electronic address: Rodrigo.MoralesLoyola@uth.tmc.edu.

Funding

Cyclic Amplification of Prion Protein MisfoldingR01NS049173 · NINDS · UNIVERSITY OF TEXAS MEDICAL BR GALVESTON · PI SOTO, CLAUDIO · 2005 to 2014
$3.2M
Absorption, Metabolism and Biodistribution of Prions after Oral IngestionR01NS078745 · NINDS · UNIVERSITY OF TEXAS HLTH SCI CTR HOUSTON · PI SOTO, CLAUDIO · 2012 to 2016
$2.2M
NINDS NIH HHS NS049173NINDS NIH HHS NS078745NINDS NIH HHS R01 NS049173NINDS NIH HHS R01 NS078745
6 · The paper itself

Abstract

The mechanisms implicated in prion infection and tissue distribution are not completely understood. In this study we investigated the levels of 263K prions in brain and spleen of Syrian hamsters few days after intra-peritoneal challenge. For this purpose we utilized the PMCA technology which permits to detect as little as few PrP(Sc) molecules. Our results show that peripherally administered prions directly reach the brain, although at levels below the minimum necessary to produce disease. PrP(Sc) remains in the brain several days after administration suggesting inefficient clearance or early replication. Understanding the fate of the infectious agent after administration and its uptake in different organs and fluids may provide useful information to develop strategies to minimize further spreading of prion diseases.

Indexed as

AnimalsBrainCricetinaeFemaleMesocricetusOrgan SpecificityPrion DiseasesPrPSc ProteinsSpleenPrPSc Proteins263KPrionProtein Misfolding Cyclic Amplification (PMCA)Syrian hamster

Identifiers

PMID24492001
PMCPMC3980850

What OpenQuestion holds

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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.