Evidence map›Paper›PMID 38379101›Full record

ArticleNature biotechnology2025

Harnessing eukaryotic retroelement proteins for transgene insertion into human safe-harbor loci.

Xiaozhu Zhang, Briana Van Treeck, Connor A Horton, Jeremy J R McIntyre, Sarah M Palm, Justin L Shumate, Kathleen Collins

Open access · hybridAbstract read
In one paragraph

Article in Nature biotechnology, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 42 papers.

0numbers the graph read from it
0cells of the map it votes in
42citing papers in PubMed
11.2field-weighted citation impact, top 1% 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

42 citing papers in PubMed, 48 citations in OpenAlex.

  1. Article
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  7. DNA-bound avian R2 non-LTR retrotransposon protein recruits a second R2 protein for genome-protective second-strand nicking.Proceedings of the National Academy of Sciences of the United States of America · 2026
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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 at 1 institution in 1 country.

Xiaozhu Zhang *Department of Molecular and Cell Biology, University of California at Berkeley, Berkeley, CA, USA.
Briana Van Treeck *Department of Molecular and Cell Biology, University of California at Berkeley, Berkeley, CA, USA.
Connor A HortonDepartment of Molecular and Cell Biology, University of California at Berkeley, Berkeley, CA, USA.ORCID http://orcid.org/0000-0001-6018-3556
Jeremy J R McIntyreDepartment of Molecular and Cell Biology, University of California at Berkeley, Berkeley, CA, USA.
Sarah M PalmDepartment of Molecular and Cell Biology, University of California at Berkeley, Berkeley, CA, USA.
Justin L ShumateDepartment of Molecular and Cell Biology, University of California at Berkeley, Berkeley, CA, USA.
Kathleen CollinsDepartment of Molecular and Cell Biology, University of California at Berkeley, Berkeley, CA, USA. kcollins@berkeley.edu.ORCID http://orcid.org/0000-0003-3172-7088
University of California, Berkeley · US

Funding

THE MOLECULAR BASIS OF CELL FUNCTIONT32GM007232 · NIGMS · UNIVERSITY OF CALIFORNIA BERKELEY · PI BILDER, DAVID, UNAL, ELCIN · 1985 to 2022
$36.4M
Human genetic supplementation without donor DNA or a DNA breakDP1HL156819 · NHLBI · UNIVERSITY OF CALIFORNIA BERKELEY · PI COLLINS, KATHLEEN · 2020 to 2024
$5.8M
Towards Genome Engineering: Principles of precision in RNA-binding and cDNA-synthesis for a site-specifically targeted non-LTR retroelementF32GM139306 · NIGMS · UNIVERSITY OF CALIFORNIA BERKELEY · PI VAN TREECK, BRIANA NICOLE · 2021 to 2022
$136k
NHLBI NIH HHS DP1 HL156819NIGMS NIH HHS F32 GM139306NIGMS NIH HHS T32 GM007232U.S. Department of Health & Human Services | NIH | National Institute of General Medical Sciences (NIGMS) GM139306
6 · The paper itself

Abstract

Current approaches for inserting autonomous transgenes into the genome, such as CRISPR-Cas9 or virus-based strategies, have limitations including low efficiency and high risk of untargeted genome mutagenesis. Here, we describe precise RNA-mediated insertion of transgenes (PRINT), an approach for site-specifically primed reverse transcription that directs transgene synthesis directly into the genome at a multicopy safe-harbor locus. PRINT uses delivery of two in vitro transcribed RNAs: messenger RNA encoding avian R2 retroelement-protein and template RNA encoding a transgene of length validated up to 4 kb. The R2 protein coordinately recognizes the target site, nicks one strand at a precise location and primes complementary DNA synthesis for stable transgene insertion. With a cultured human primary cell line, over 50% of cells can gain several 2 kb transgenes, of which more than 50% are full-length. PRINT advantages include no extragenomic DNA, limiting risk of deleterious mutagenesis and innate immune responses, and the relatively low cost, rapid production and scalability of RNA-only delivery.

Indexed as

Mutagenesis, InsertionalRetroelementsTransgenesAnimalsCRISPR-Cas SystemsGene EditingHumansRetroelements

Identifiers

PMID38379101
PMCPMC11371274
OpenAlexW4391960127

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.