Evidence map›Paper›PMID 38036737›Full record

ArticleExperimental & molecular medicine2023

Precise base editing without unintended indels in human cells and mouse primary myoblasts.

Da Eun Yoon, Na-Rae Kim, Soo-Ji Park, Tae Yeong Jeong, Bokkee Eun, Yongcheol Cho, Soo-Yeon Lim, Hyunji Lee, Je Kyoung Seong, Kyoungmi Kim

Open access · goldAbstract read
In one paragraph

Article in Experimental & molecular medicine, 2023. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 7 papers.

0numbers the graph read from it
0cells of the map it votes in
7citing papers in PubMed
1.4field-weighted citation impact, top 18% 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

7 citing papers in PubMed, 9 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

10 authors at 3 institutions in 3 countries.

Da Eun YoonDepartment of Physiology, Korea University College of Medicine, Seoul, 02841, Republic of Korea.
Na-Rae KimDepartment of Physiology, Korea University College of Medicine, Seoul, 02841, Republic of Korea.
Soo-Ji ParkDepartment of Physiology, Korea University College of Medicine, Seoul, 02841, Republic of Korea.
Tae Yeong JeongDepartment of Physiology, Korea University College of Medicine, Seoul, 02841, Republic of Korea.
Bokkee EunCore Laboratory for Convergent Translational Research, Korea University College of Medicine, Seoul, 02841, Republic of Korea.
Yongcheol ChoDepartment of Brain and Cognitive Sciences, Daegu Gyeongbuk Institute of Science and Technology (DGIST), Daegu, South Korea.
Soo-Yeon LimKorea Mouse Phenotyping Center, Seoul National University, 08826, Seoul, Republic of Korea.
Hyunji LeeDepartment of Medicine, Korea University College of Medicine, Seoul, 02841, Republic of Korea.
Je Kyoung SeongKorea Mouse Phenotyping Center, Seoul National University, 08826, Seoul, Republic of Korea.
Kyoungmi KimDepartment of Physiology, Korea University College of Medicine, Seoul, 02841, Republic of Korea. kim0912@korea.ac.kr.ORCID 0000-0003-0941-806X
Korea University · KRSeoul National University · KRDaegu Gyeongbuk Institute of Science and Technology · KR

Funding

National Research Foundation of Korea (NRF) NRF-2020M3A9D5A01082439National Research Foundation of Korea (NRF) NRF-2023R1A2C2004222National Research Foundation of Korea (NRF) RS-2023-00220894National Research Foundation of Korea (NRF) RS-2023-00261905
6 · The paper itself

Abstract

Base editors are powerful tools for making precise single-nucleotide changes in the genome. However, they can lead to unintended insertions and deletions at the target sites, which is a significant limitation for clinical applications. In this study, we aimed to eliminate unwanted indels at the target sites caused by various evolved base editors. Accordingly, we applied dead Cas9 instead of nickase Cas9 in the base editors to induce accurate substitutions without indels. Additionally, we tested the use of chromatin-modulating peptides in the base editors to improve nucleotide conversion efficiency. We found that using both dead Cas9 and chromatin-modulating peptides in base editing improved the nucleotide substitution efficiency without unintended indel mutations at the desired target sites in human cell lines and mouse primary myoblasts. Furthermore, the proposed scheme had fewer off-target effects than conventional base editors at the DNA level. These results indicate that the suggested approach is promising for the development of more accurate and safer base editing techniques for use in clinical applications.

Indexed as

CRISPR-Cas SystemsGene EditingAnimalsChromatinHumansINDEL MutationMiceNucleotidesPeptidesChromatinNucleotidesPeptides

Identifiers

PMID38036737
PMCPMC10766602
OpenAlexW4389241240

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.