Evidence map›Paper›PMID 33797713›Full record

ArticleTransgenic research2021

Two efficient CRISPR/Cas9 systems for gene editing in soybean.

Jéssica Carrijo, Eudald Illa-Berenguer, Peter LaFayette, Nathalia Torres, Francisco J L Aragão, Wayne Parrott, Giovanni R Vianna

Abstract read
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In one paragraph

Article in Transgenic research, 2021. 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
–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

19 citing papers in PubMed.

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  10. MADS-Box Subfamily GeneInternational journal of molecular sciences · 2023
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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.

Jéssica CarrijoEmbrapa Recursos Genéticos e Biotecnologia, Parque Estação Biológica, PqEB, Av W5 Norte Final 716, Brasília, DF, 70770-917, Brazil.ORCID 0000-0002-1210-278X
Eudald Illa-BerenguerCenter for Applied Genetic Technologies, University of Georgia, Athens, GA, 30602, USA.ORCID 0000-0002-1777-7516
Peter LaFayetteCenter for Applied Genetic Technologies, University of Georgia, Athens, GA, 30602, USA.ORCID 0000-0002-9416-9952
Nathalia TorresDepartment of Molecular Biology, University of Brasilia, Brasília, DF, 70910-900, Brazil.ORCID 0000-0002-1198-8240
Francisco J L AragãoEmbrapa Recursos Genéticos e Biotecnologia, Parque Estação Biológica, PqEB, Av W5 Norte Final 716, Brasília, DF, 70770-917, Brazil.ORCID 0000-0003-0570-7673
Wayne ParrottCenter for Applied Genetic Technologies, University of Georgia, Athens, GA, 30602, USA.ORCID 0000-0001-7847-1134
Giovanni R ViannaEmbrapa Recursos Genéticos e Biotecnologia, Parque Estação Biológica, PqEB, Av W5 Norte Final 716, Brasília, DF, 70770-917, Brazil. giovanni.vianna@embrapa.br.ORCID 0000-0002-8151-1149

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Genome editing using CRISPR/Cas9 has been highlighted as a powerful tool for crop improvement. Nevertheless, its efficiency can be improved, especially for crops with a complex genome, such as soybean. In this work, using the CRISPR/Cas9 technology we evaluated two CRISPR systems, a one-component vs. a two-component strategy. In a simplified system, the single transcriptional unit (STU), SpCas9 and sgRNA are driven by only one promoter, and in the conventional system, the two-component transcriptional unit (TCTU), SpCas9, is under the control of a pol II promoter and the sgRNAs are under the control of a pol III promoter. A multiplex system with three targets was designed targeting two different genes, GmIPK1 and GmIPK2, coding for enzymes from the phytic acid synthesis pathway. Both systems were tested using the hairy root soybean methodology. Results showed gene-specific edition. For the GmIPK1 gene, edition was observed in both configurations, with a deletion of 1 to 749 base pairs; however, the TCTU showed higher indel frequencies. For GmIPK2 major exclusions were observed in both systems, but the editing efficiency was low for STU. Both systems (STU or TCTU) have been shown to be capable of promoting effective gene editing in soybean. The TCTU configuration proved to be preferable, since it was more efficient. The STU system was less efficient, but the size of the CRISPR/Cas cassette was smaller.

Indexed as

Gene EditingGenetic EngineeringCRISPR-Cas SystemsGenetic VectorsGenome, PlantGlycine maxPromoter Regions, GeneticRNA, Guide, CRISPR-Cas SystemsRNA, Guide, CRISPR-Cas SystemsGenome editingLow phytic acidSingle transcriptional unitTwo-component transcriptional unit

Identifiers

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.