Evidence map›Paper›PMID 25126789›Full record

ArticleCell2014

Reactivation of developmentally silenced globin genes by forced chromatin looping.

Wulan Deng, Jeremy W Rupon, Ivan Krivega, Laura Breda, Irene Motta, Kristen S Jahn, Andreas Reik, Philip D Gregory, Stefano Rivella, Ann Dean and 1 more

Open access · bronzeAbstract read
In one paragraph

Article in Cell, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 270 papers.

0numbers the graph read from it
0cells of the map it votes in
270citing papers in PubMed
23.7field-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

270 citing papers in PubMed, 440 citations in OpenAlex.

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  11. Cohesin mutations and chromatin changes in cancer.International journal of cancer · 2026
    Review
  12. Article
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  14. Mechanisms of Globin Gene Regulation in Mammals.Annual review of genetics · 2025
    Review
  15. Article
  16. Article
  17. Article
  18. Article
  19. Article
  20. Article

210 more citing papers are in PubMed but not listed here.

4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

11 authors at 7 institutions in 1 country.

Wulan DengDivision of Hematology, The Children's Hospital of Philadelphia, Philadelphia, PA 19104, USA; Transcription Imaging Consortium, Janelia Farm Research Campus, Howard Hughes Medical Institute, Ashburn, VA 20147, USA.
Jeremy W RuponDivision of Hematology, The Children's Hospital of Philadelphia, Philadelphia, PA 19104, USA.
Ivan KrivegaLaboratory of Cellular and Developmental Biology, National Institutes of Diabetes and Digestive and Kidney Diseases, National Institutes of Health, Bethesda, MD 20892, USA.
Laura BredaDivision of Hematology-Oncology, Department of Pediatrics, Weill Cornell Medical College, New York, NY 10021, USA.
Irene MottaDivision of Hematology-Oncology, Department of Pediatrics, Weill Cornell Medical College, New York, NY 10021, USA.
Kristen S JahnDivision of Hematology, The Children's Hospital of Philadelphia, Philadelphia, PA 19104, USA.
Andreas ReikSangamo BioSciences, Richmond, CA 94804, USA.
Philip D GregorySangamo BioSciences, Richmond, CA 94804, USA.
Stefano RivellaDivision of Hematology-Oncology, Department of Pediatrics, Weill Cornell Medical College, New York, NY 10021, USA; Division of Hematology-Oncology, Department of Cell and Biology Development, Weill Cornell Medical College, New York, NY 10021, USA.
Ann DeanLaboratory of Cellular and Developmental Biology, National Institutes of Diabetes and Digestive and Kidney Diseases, National Institutes of Health, Bethesda, MD 20892, USA.
Gerd A BlobelDivision of Hematology, The Children's Hospital of Philadelphia, Philadelphia, PA 19104, USA; The Perelman School of Medicine, University of Pennsylvania, Philadelphia, PA 19104, USA. Electronic address: blobel@email.chop.edu.
Cornell University · USChildren's Hospital of Philadelphia · USSangamo BioSciences (United States) · USJanelia Research Campus · USNational Institute of Diabetes and Digestive and Kidney Diseases · USNational Institutes of Health · USUniversity of Pennsylvania · US

Funding

Epigenetic and Developmental Regulation of Mammalian GenesZIADK075033 · NIDDK · NATIONAL INSTITUTE OF DIABETES AND DIGESTIVE AND KIDNEY DISEASES · PI DEAN, ANN · 2009 to 2025
$24.2M
Regulation of Hemoglobin SwitchingR01HL119479 · NHLBI · CHILDREN'S HOSP OF PHILADELPHIA · PI Gerd A Blobel · 2013 to 2026
$8.0M
Roles of CBP &PCAF During Hematopoietic DifferentiationR01DK058044 · NIDDK · CHILDREN'S HOSP OF PHILADELPHIA · PI BLOBEL, GERD A · 2002 to 2023
$4.5M
Epigenetic Control of Hematopoietic Gene ExpressionR37DK058044 · NIDDK · CHILDREN'S HOSP OF PHILADELPHIA · PI BLOBEL, GERD A · 2010 to 2019
$3.7M
The influence of genotype on the outcome of gene transfer in beta-thalassemiaR01HL102449 · NHLBI · WEILL MEDICAL COLL OF CORNELL UNIV · PI RIVELLA, STEFANO · 2010 to 2014
$2.1M
CHROMATIN STRUCTURE IN REGULATION OF MAMMALIAN GENE EXPRESSIONZ01DK015508 · NIDDK · NATIONAL INSTITUTE OF DIABETES AND DIGESTIVE AND KIDNEY DISEASES · PI DEAN, ANN · 1988 to 2008
$1000k
Intramural NIH HHS Z01 DK015508NHLBI NIH HHS 1R01HL119479NHLBI NIH HHS 5R01HL102449NHLBI NIH HHS R01 HL102449NHLBI NIH HHS R01 HL119479NIDDK NIH HHS 5R37DK058044NIDDK NIH HHS R01 DK058044NIDDK NIH HHS R37 DK058044
6 · The paper itself

Abstract

Distal enhancers commonly contact target promoters via chromatin looping. In erythroid cells, the locus control region (LCR) contacts β-type globin genes in a developmental stage-specific manner to stimulate transcription. Previously, we induced LCR-promoter looping by tethering the self-association domain (SA) of Ldb1 to the β-globin promoter via artificial zinc fingers. Here, we show that targeting the SA to a developmentally silenced embryonic globin gene in adult murine erythroblasts triggers its transcriptional reactivation. This activity depends on the LCR, consistent with an LCR-promoter looping mechanism. Strikingly, targeting the SA to the fetal γ-globin promoter in primary adult human erythroblasts increases γ-globin promoter-LCR contacts, stimulating transcription to approximately 85% of total β-globin synthesis, with a reciprocal reduction in adult β-globin expression. Our findings demonstrate that forced chromatin looping can override a stringent developmental gene expression program and suggest a novel approach to control the balance of globin gene transcription for therapeutic applications.

Indexed as

Genetic TechniquesLocus Control RegionTranscriptional ActivationAnimalsAntigens, CD34beta-GlobinsChromatinEmbryo, MammalianErythroblastsFetal HemoglobinHemoglobinopathiesHumansMicePrimary Cell CultureAntigens, CD34beta-GlobinsChromatinFetal Hemoglobin

Identifiers

PMID25126789
PMCPMC4134511
OpenAlexW2121659981

What OpenQuestion holds

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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.