Evidence map›Paper›PMID 17909947›Full record

ArticleMolecular and cellular biochemistry2008

Thyroid hormone regulates the expression of SNAP-25 during rat brain development.

Hong-Mei Zhang, Qing Su, Min Luo

Abstract readComparative Study
PubMed Publisher
In one paragraph

Article in Molecular and cellular biochemistry, 2008. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 10 papers.

0numbers the graph read from it
0cells of the map it votes in
10citing papers in PubMed
0.9field-weighted citation impact, top 29% 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

10 citing papers in PubMed, 25 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

3 authors at 1 institution in 1 country.

Hong-Mei ZhangDepartment of Endocrinology, Xin Hua Hospital, Shanghai Jiaotong University School of Medicine, Shanghai, PR China.
Qing Su
Min Luo
Shanghai Jiao Tong University · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Thyroid hormones are major regulators of postnatal brain development. Thyroid hormones act through nuclear receptors to modulate the expression of specific genes in the brain. We have used microarray analysis to identify novel responsive genes in 14-day-old hypothyroid rat brains, and discovered that synaptosomal-associated protein of 25 kDa (SNAP-25) was one of the thyroid hormone-responsive genes. SNAP-25 is a presynaptic plasma membrane protein and an integral component of the vesicle docking and fusion machinery mediating secretion of neurotransmitters and is required for neuritic outgrowth and synaptogenesis. Using microarray analysis we have shown that SNAP-25 was down-regulated in the hypothyroid rat brain compared with the age-matched controls. Real-time RT-PCR and western blotting analysis confirmed that SNAP-25 mRNA and protein levels decreased significantly in the developing hypothyroid rat brain. Our data suggest that in the developing rat brain, SNAP-25 expression is regulated by thyroid hormone, and thyroid hormone deficiency can cause decreased expression of SNAP-25 and this may on some level account for the impaired brain development seen in hypothyroidism.

Indexed as

Gene Expression Regulation, DevelopmentalAnimalsAnimals, NewbornBrainCongenital HypothyroidismGene Expression ProfilingOligonucleotide Array Sequence AnalysisPropylthiouracilRatsRats, Sprague-DawleySynaptosomal-Associated Protein 25Thyroid HormonesPropylthiouracilSynaptosomal-Associated Protein 25Thyroid Hormones

Identifiers

PMID17909947
OpenAlexW2024987883

What OpenQuestion holds

Textmetadata
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.