Evidence map›Paper›PMID 23868074›Full record

ArticleNature protocols2013

Generation of transgenic mice with megabase-sized human yeast artificial chromosomes by yeast spheroplast-embryonic stem cell fusion.

Liangping Li, Thomas Blankenstein

Abstract read
PubMed Publisher
In one paragraph

Article in Nature protocols, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 20 papers.

0numbers the graph read from it
0cells of the map it votes in
20citing papers in PubMed
2.3field-weighted citation impact, top 12% 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

20 citing papers in PubMed, 41 citations in OpenAlex.

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  12. Genome Writing: Current Progress and Related Applications.Genomics, proteomics & bioinformatics · 2018
    Review
  13. Beyond editing to writing large genomes.Nature reviews. Genetics · 2017
    Article
  14. Article
  15. Synthetic Biology in Cell and Organ Transplantation.Cold Spring Harbor perspectives in biology · 2017
    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

2 authors at 1 institution in 2 countries.

Liangping LiMax Delbrück Center for Molecular Medicine, Berlin, Germany. lilping2@mail.sysu.edu.cn
Thomas Blankenstein
Max Delbrück Center · DE

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Introducing human genes into mice offers the opportunity to analyze their in vivo function or to obtain therapeutic molecules. For proper gene regulation, or in case of multigene families, megabase (Mb)-sized DNA fragments often have to be used. Yeast artificial chromosome (YAC)-mediated transgenesis is irreplaceable for this purpose, because alternative methods such as the use of bacterial artificial chromosomes (BACs) cannot introduce DNA fragments larger than 500 kb into the mouse germ line. However, YAC libraries often contain only partial gene loci. Time-consuming reconstruction of YACs, genetic instability and the difficulty in obtaining intact YAC DNA above a certain size impede the generation of humanized mice. Here we describe how to reconstruct YACs containing Mb-sized human DNA, such as the T cell receptor-α (TRA) gene locus, thus facilitating the introduction of large DNA fragments into the mouse germ line. Fusion of YAC-containing yeast and embryonic stem (ES) cells avoids the need for YAC DNA purification. These ES cells are then used to stably introduce the functional TRA gene locus into the mouse germ line. The protocol takes ∼1 year to complete, from reconstruction of the entire TRA gene locus from YACs containing partial but overlapping TRA regions to germline transmission of the YAC.

Indexed as

Chromosomes, Artificial, YeastGene Transfer TechniquesMice, TransgenicAnimalsEmbryonic Stem CellsGenetic EngineeringGenetic MarkersHomologous RecombinationHumansMiceSpheroplastsGenetic Markers

Identifiers

PMID23868074
OpenAlexW2000279138

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.