Evidence map›Paper›PMID 29562889›Full record

ArticleBMC genomics2018

Transcriptomic analysis of Perilla frutescens seed to insight into the biosynthesis and metabolic of unsaturated fatty acids.

BingNan Liao, YouJin Hao, JunXing Lu, HuiYang Bai, Li Guan, Tao Zhang

Open access · goldAbstract read
In one paragraph

Article in BMC genomics, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 18 papers.

0numbers the graph read from it
0cells of the map it votes in
18citing papers in PubMed
2.2field-weighted citation impact, top 15% 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

18 citing papers in PubMed, 76 citations in OpenAlex.

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  17. Article
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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

6 authors at 1 institution in 1 country.

BingNan LiaoCollage of Life Sciences, Chongqing Normal University, Chongqing, 401331, China.
YouJin HaoCollage of Life Sciences, Chongqing Normal University, Chongqing, 401331, China.
JunXing LuCollage of Life Sciences, Chongqing Normal University, Chongqing, 401331, China.
HuiYang BaiCollage of Life Sciences, Chongqing Normal University, Chongqing, 401331, China.
Li GuanCollage of Life Sciences, Chongqing Normal University, Chongqing, 401331, China.
Tao ZhangCollage of Life Sciences, Chongqing Normal University, Chongqing, 401331, China. zht2188@126.com.ORCID 0000-0003-1873-3678
Chongqing Normal University · CN

Funding

National Natural Science Foundation of China 31171588
6 · The paper itself

Abstract

backgroundPerilla frutescens is well known for its high α-linolenic acid (ALA) accumulation in seeds and medicinal values as well as a source of edible and general-purpose oils. However, the regulatory mechanisms of the biosynthesis of fatty acid in its seeds remain poorly understood due to the lacking of sequenced genome. For better understanding the regulation of lipid metabolism and further increase its oil content or modify oil composition, time-course transcriptome and lipid composition analyses were performed.

resultsAnalysis of fatty acid content and composition showed that the α-linolenic acid and oleic acid accumulated rapidly from 5 DAF to 15 DAF and then kept relatively stable. However, the amount of palmitic acid and linoleic acid decreased quickly from 5 DAF to 15DAF. No significant variation of stearic acid content was observed from 5 DAF to 25DAF. Our transcriptome data analyses revealed that 110,176 unigenes were generated from six seed libraries at 5, 10, 20 DAF. Of these, 53 (31 up, 22 down) and 653 (259 up, 394 down) genes showed temporal and differentially expression during the seed development in 5 DAF vs 10 DAF, 20 vs 10 DAF, respectively. The differentially expressed genes were annotated and found to be involved in distinct functional categories and metabolic pathways. Deep mining of transcriptome data led to the identification of key genes involved in fatty acid and triacylglycerol biosynthesis and metabolism. Thirty seven members of transcription factor family AP2, B3 and NFYB putatively involved in oil synthesis and deposition were differentially expressed during seed development. The results of qRT-PCR for selected genes showed a strong positive correlation with the expression abundance measured in RNA-seq analysis.

conclusionsThe present study provides valuable genomic resources for characterizing Perilla seed gene expression at the transcriptional level and will extend our understanding of the complex molecular and cellular events of oil biosynthesis and accumulation in oilseed crops.

Indexed as

Gene Expression Regulation, PlantFatty Acids, UnsaturatedGene Expression ProfilingHigh-Throughput Nucleotide SequencingLipid MetabolismMolecular Sequence AnnotationPerilla frutescensPlant ProteinsSeedsTranscriptomeFatty Acids, UnsaturatedPlant ProteinsFatty acid biosynthesisGene expression profilingPerilla frutescensRNA-seqSeed development

Identifiers

PMID29562889
PMCPMC5863459
OpenAlexW2801849259

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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.