Evidence map›Paper›PMID 42725429›Full record

ArticleNucleic acids research2026

Programmable in vivo mRNA circularization for enhanced gene expression in bacteria.

Seongjun Park, Giho Kim, Min Ha Kim, Yong Hee Han, Geunyung Park, Gibyuck Byun, Hyeonwoo Mun, Ho Joon Kim, Sang Woo Seo

Abstract read
In one paragraph

Article in Nucleic acids research, 2026. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Not yet cited in PubMed.

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0citing papers in PubMed
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1 · What the graph read from it

What it found

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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

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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

0 citing papers in PubMed.

No citing paper in PubMed yet.

4 · The record

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5 · Who and what money

Authors and funding

9 authors.

Seongjun ParkDepartment of Chemical and Biological Engineering, Seoul National University, Seoul 08826, Republic of Korea.
Giho KimInstitute of Chemical Processes, Seoul National University, Seoul 08826, Republic of Korea.
Min Ha KimDepartment of Chemical and Biological Engineering, Seoul National University, Seoul 08826, Republic of Korea.
Yong Hee HanSchool of Biological Sciences and Technology, Chonnam National University, Gwangju 61186, Republic of Korea.
Geunyung ParkInterdisciplinary Program in Bioengineering, Seoul National University, Seoul 08826, Republic of Korea.
Gibyuck ByunInstitute of Chemical Processes, Seoul National University, Seoul 08826, Republic of Korea.
Hyeonwoo MunDepartment of Chemical and Biological Engineering, Seoul National University, Seoul 08826, Republic of Korea.
Ho Joon KimDepartment of Chemical and Biological Engineering, Seoul National University, Seoul 08826, Republic of Korea.
Sang Woo SeoDepartment of Chemical and Biological Engineering, Seoul National University, Seoul 08826, Republic of Korea.ORCID 0000-0002-7434-7053

Funding

MSIT RS-2024-00345885MSIT RS-2025-24913069National Research FoundationNational Research Foundation of Korea RS-2024-00352569National Research Foundation of Korea RS-2024-00466473National Research Foundation of Korea RS-2025-02214910National Research Foundation of Korea RS-2025-02309093
6 · The paper itself

Abstract

The minute-scale lifetime of mRNA strongly influences bacterial gene expression, whereas a robust and programmable approach to directly control the mRNA stability and topology remains elusive. Here, we develop CRESEnT (Circular RNA Expression for Stable and Enhanced Translation), a programmable in vivo mRNA circularization system based on a permuted intron-exon architecture to engineer mRNA topology. CRESEnT enables facile circularization of mRNA, which led to a substantial increase in protein expression across diverse promoters, RBS variants, genetic cargos, and bacterial hosts. Furthermore, application of CRESEnT to biosynthetic pathways increased the production of several value-added metabolites, demonstrating that mRNA circularization can be harnessed to improve the metabolic performance of microbial cell factories. Together, these results establish RNA topology engineering via circularization as a transformative axis for controlling bacterial gene expression and enhancing the functionality of microbial cells.

Indexed as

Gene Expression Regulation, BacterialRNARNA, MessengerEscherichia coliExonsGenetic EngineeringIntronsPromoter Regions, GeneticProtein BiosynthesisRNA, CircularRNA StabilityRNARNA, CircularRNA, Messenger

Identifiers

PMID42725429
PMCPMC13563091

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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.