Evidence map›Paper›PMID 31541140›Full record

ArticleScientific reports2019

Dopamine neuron induction and the neuroprotective effects of thyroid hormone derivatives.

Eun-Hye Lee, Sang-Mi Kim, Chun-Hyung Kim, Suvarna H Pagire, Haushabhau S Pagire, Hee Yong Chung, Jin Hee Ahn, Chang-Hwan Park

Open access · goldAbstract read
In one paragraph

Article in Scientific reports, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 21 papers, 3 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
21citing papers in PubMed, 3 pooled it
1.4field-weighted citation impact, top 21% 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

21 citing papers in PubMed, 3 syntheses or guidelines pooled it, 40 citations in OpenAlex.

  1. Pooled it
  2. No causal relationship between thyroid function and Parkinson's disease: A bidirectional Mendelian randomization study.Neurological sciences : official journal of the Italian Neurological Society and of the Italian Society of Clinical Neurophysiology · 2024
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  12. Local Thyroid Hormone Action in Brain Development.International journal of molecular sciences · 2023
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  19. The Hypothalamic Pituitary Thyroid Axis and Sleep.Current opinion in endocrine and metabolic research · 2021
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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

8 authors at 2 institutions in 1 country.

Eun-Hye LeeHanyang Biomedical Research Institute, Hanyang University, Seoul, 04763, Korea.
Sang-Mi KimHanyang Biomedical Research Institute, Hanyang University, Seoul, 04763, Korea.
Chun-Hyung KimPaean Biotechnology, Inc., Daejeon, 34028, Korea.
Suvarna H PagireDepartment of Chemistry, Gwangju Institute of Science and Technology, Gwangju, 61005, Korea.
Haushabhau S PagireDepartment of Chemistry, Gwangju Institute of Science and Technology, Gwangju, 61005, Korea.
Hee Yong ChungHanyang Biomedical Research Institute, Hanyang University, Seoul, 04763, Korea. hychung@hanyang.ac.kr.
Jin Hee AhnDepartment of Chemistry, Gwangju Institute of Science and Technology, Gwangju, 61005, Korea. jhahn@gist.ac.kr.
Chang-Hwan ParkHanyang Biomedical Research Institute, Hanyang University, Seoul, 04763, Korea. chshpark@hanyang.ac.kr.
Hanyang University · KRGwangju Institute of Science and Technology · KR

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Parkinson's disease (PD) is a neurodegenerative disease characterized by progressive movement disturbances caused by the selective loss of dopamine (DA) neurons in the substantia nigra. Despite the identification of the causal mechanisms underlying the pathogenesis of PD, effective treatments remain elusive. In this study, we observed that a low level of fetal bovine serum (FBS) effectively induced DA neurons in rat neural precursor cells (NPCs) by enhancing nuclear receptor-related 1 protein (NURR1) expression. Among the various components of FBS, the thyroid hormones triiodothyronine (T3) and thyroxine (T4) were identified as key factors for the induction of DA neurons. Since an overdose of thyroid hormones can cause hyperthyroidism, we synthesized several thyroid hormone derivatives that can partially activate thyroid hormone receptors and induce the complete differentiation of NPCs into DA neurons. Two derivatives (#3 and #9) showed positive effects on the induction and maturation of DA neurons without showing significant affinity for the thyroid hormone receptor. They also effectively protected and restored DA neurons from neurotoxic insults. Taken together, these observations demonstrate that thyroid hormone derivatives can strongly induce DA neuron differentiation while avoiding excessive thyroid stimulation and might therefore be useful candidates for PD treatment.

Indexed as

AnimalsCell DifferentiationCells, CulturedCulture MediaDopaminergic NeuronsFemaleNeural Stem CellsPrimary Cell CultureRatsRats, Sprague-DawleyReceptors, Thyroid HormoneThyroid HormonesThyroxineTriiodothyronineCulture MediaReceptors, Thyroid HormoneThyroid HormonesThyroxineTriiodothyronine

Identifiers

PMID31541140
PMCPMC6754465
OpenAlexW2973808104

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.