Evidence map›Paper›PMID 32016614›Full record

ArticleRice (New York, N.Y.)2020

Intron-Based Single Transcript Unit CRISPR Systems for Plant Genome Editing.

Zhaohui Zhong, Shishi Liu, Xiaopei Liu, Binglin Liu, Xu Tang, Qiurong Ren, Jianping Zhou, Xuelian Zheng, Yiping Qi, Yong Zhang

Open access · goldAbstract read
In one paragraph

Article in Rice (New York, N.Y.), 2020. 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
1.7field-weighted citation impact, top 16% 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, 27 citations in OpenAlex.

  1. Review
  2. Review
  3. Validation of CRISPR construct activity and gene function in melon via a hairy root transformation system.Physiology and molecular biology of plants : an international journal of functional plant biology · 2025
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  6. Building Blocks of Artificial CRISPR-Based Systems beyond Nucleases.International journal of molecular sciences · 2022
    Review
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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

10 authors at 2 institutions in 2 countries.

Zhaohui ZhongDepartment of Biotechnology, School of Life Sciences and Technology, Center for Informational Biology, University of Electronic Science and Technology of China, Room 216, Main Building, No. 4, Section 2, North Jianshe Road, Chengdu, 610054, People's Republic of China.
Shishi LiuDepartment of Biotechnology, School of Life Sciences and Technology, Center for Informational Biology, University of Electronic Science and Technology of China, Room 216, Main Building, No. 4, Section 2, North Jianshe Road, Chengdu, 610054, People's Republic of China.
Xiaopei LiuDepartment of Biotechnology, School of Life Sciences and Technology, Center for Informational Biology, University of Electronic Science and Technology of China, Room 216, Main Building, No. 4, Section 2, North Jianshe Road, Chengdu, 610054, People's Republic of China.
Binglin LiuDepartment of Biotechnology, School of Life Sciences and Technology, Center for Informational Biology, University of Electronic Science and Technology of China, Room 216, Main Building, No. 4, Section 2, North Jianshe Road, Chengdu, 610054, People's Republic of China.
Xu TangDepartment of Biotechnology, School of Life Sciences and Technology, Center for Informational Biology, University of Electronic Science and Technology of China, Room 216, Main Building, No. 4, Section 2, North Jianshe Road, Chengdu, 610054, People's Republic of China.
Qiurong RenDepartment of Biotechnology, School of Life Sciences and Technology, Center for Informational Biology, University of Electronic Science and Technology of China, Room 216, Main Building, No. 4, Section 2, North Jianshe Road, Chengdu, 610054, People's Republic of China.
Jianping ZhouDepartment of Biotechnology, School of Life Sciences and Technology, Center for Informational Biology, University of Electronic Science and Technology of China, Room 216, Main Building, No. 4, Section 2, North Jianshe Road, Chengdu, 610054, People's Republic of China.
Xuelian ZhengDepartment of Biotechnology, School of Life Sciences and Technology, Center for Informational Biology, University of Electronic Science and Technology of China, Room 216, Main Building, No. 4, Section 2, North Jianshe Road, Chengdu, 610054, People's Republic of China.
Yiping QiDepartment of Plant Science and Landscape Architecture, University of Maryland, College Park, MD, 20742, USA. yiping@umd.edu.
Yong ZhangDepartment of Biotechnology, School of Life Sciences and Technology, Center for Informational Biology, University of Electronic Science and Technology of China, Room 216, Main Building, No. 4, Section 2, North Jianshe Road, Chengdu, 610054, People's Republic of China. zhangyong916@uestc.edu.cn.ORCID http://orcid.org/0000-0003-3704-4835
University of Electronic Science and Technology of China · CNAdvanced Bioscience Laboratories (United States) · US

Funding

National Natural Science Foundation of China 31771486
6 · The paper itself

Abstract

backgroundExpression of either Cas9 or Cas12a and guide RNAs by a single Polymerase II (Pol II) promoter represents a compact CRISPR expression system and has many advantages for different applications. In order to make this system routine in plant biology, engineering efforts are needed for developing and optimizing such single transcript unit (STU) systems for plant genome editing.

resultsTo develop novel intron-based STU (iSTU) CRISPR system (STU CRISPR 3.0), we first evaluated three introns from three plant species for carrying guide RNAs by using an enhanced green fluorescence protein (eGFP) system in rice. After validation of proper intron slicing, we inserted these gRNA-containing introns into the open reading frames (ORFs) of Cas9 and Cas12a for testing their genome editing capability. Different guide RNA processing strategies have been tested for Cas9 and Cas12a. We demonstrated singular genome editing and multiplexed genome editing with these iSTU-Cas9 and iSTU-Cas12a systems.

conclusionWe developed multiple iSTU-CRISPR/Cas9 and Cas12a systems for plant genome editing. Our results shed light on potential directions for further improvement of the iSTU systems.

Indexed as

Cas12aCas9iSTURiceSTU CRISPR 3.0

Identifiers

PMID32016614
PMCPMC6997322
OpenAlexW3008508485

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.