Evidence map›Paper›PMID 22565823›Full record

ArticleThe Journal of experimental medicine2012

Adult Langerhans cells derive predominantly from embryonic fetal liver monocytes with a minor contribution of yolk sac-derived macrophages.

Guillaume Hoeffel, Yilin Wang, Melanie Greter, Peter See, Pearline Teo, Benoit Malleret, Marylène Leboeuf, Donovan Low, Guillaume Oller, Francisca Almeida and 10 more

Abstract read
In one paragraph

Article in The Journal of experimental medicine, 2012. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 409 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
409citing papers in PubMed, 1 pooled it
–field-weighted citation impact
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

409 citing papers in PubMed, 1 synthesis or guideline pooled it.

  1. Pooled it
  2. Review
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  6. Article
  7. Macrophages in embryonic development.Nature reviews. Immunology · 2026
    Review
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  12. Immunity and Beyond: Emerging Roles of Monocytes and Macrophages in Cancer.Advances in experimental medicine and biology · 2026
    Review
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  14. Article
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349 more citing papers are in PubMed but not listed here.

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

20 authors.

Guillaume HoeffelSingapore Immunology Network, Agency for Science, Technology and Research (A*STAR), Immunos Building #3-4, BIOPOLIS, 138648, Singapore.
Yilin Wang
Melanie Greter
Peter See
Pearline Teo
Benoit Malleret
Marylène Leboeuf
Donovan Low
Guillaume Oller
Francisca Almeida
Sharon H Y Choy
Marcos Grisotto
Laurent Renia
Simon J Conway
E Richard Stanley
Jerry K Y Chan
Lai Guan Ng
Igor M Samokhvalov
Miriam Merad
Florent Ginhoux

Funding

ERK control of Dendritic Cell Differentiation, Homeostasis and DiseaseR01CA154947 · NCI · ICAHN SCHOOL OF MEDICINE AT MOUNT SINAI · PI CARL E ALLEN, MIRIAM MERAD · 2011 to 2026
$7.0M
REGULATION OF GRANULOCYTE AND MACROPHAGE PRODUCTIONR37CA026504 · NCI · YESHIVA UNIVERSITY · PI STANLEY, E. RICHARD · 1989 to 2011
$6.8M
HEMOPOIETIC STEM CELL DIFFERENTIATION TO MACROPHAGESR01CA032551 · NCI · YESHIVA UNIVERSITY · PI STANLEY, E. RICHARD · 1985 to 2013
$5.4M
Ontogeny of Gut Dendritic Cells in Steady State and Inflamed SettingsR01HL086899 · NHLBI · ICAHN SCHOOL OF MEDICINE AT MOUNT SINAI · PI MERAD, MIRIAM · 2007 to 2011
$2.1M
Role of Mucosal DC Subsets in the Control of Influenza A Virus ImmunityU01AI095611 · NIAID · ICAHN SCHOOL OF MEDICINE AT MOUNT SINAI · PI MERAD, MIRIAM, PALUCKA, ANNA KAROLINA · 2011 to 2015
$1.8M
Homeostasis of dendritic cells and GVHDR01CA112100 · NCI · ICAHN SCHOOL OF MEDICINE AT MOUNT SINAI · PI MERAD, MIRIAM · 2006 to 2010
$1.5M
REGULATION OF GRANULOCYTE AND MACROPHAGE PRODUCTIONR01CA026504 · NCI · YESHIVA UNIVERSITY · PI STANLEY, E RICHARD · 1985 to 2001
$1.2M
Dissecting the origin and the function of the cutaneous dendritic cell networkR01AI080884 · NIAID · ICAHN SCHOOL OF MEDICINE AT MOUNT SINAI · PI MERAD, MIRIAM · 2009 to 2010
$950k
NCI NIH HHS CA112100NCI NIH HHS CA26504NCI NIH HHS CA32551NCI NIH HHS R01 CA026504NCI NIH HHS R01 CA032551NCI NIH HHS R01 CA112100NCI NIH HHS R01 CA154947NCI NIH HHS R37 CA026504NHLBI NIH HHS HL086899NHLBI NIH HHS R01 HL086899NIAID NIH HHS AI080884NIAID NIH HHS R01 AI080884NIAID NIH HHS U01 AI095611
6 · The paper itself

Abstract

Langerhans cells (LCs) are the dendritic cells (DCs) of the epidermis, forming one of the first hematopoietic lines of defense against skin pathogens. In contrast to other DCs, LCs arise from hematopoietic precursors that seed the skin before birth. However, the origin of these embryonic precursors remains unclear. Using in vivo lineage tracing, we identify a first wave of yolk sac (YS)-derived primitive myeloid progenitors that seed the skin before the onset of fetal liver hematopoiesis. YS progenitors migrate to the embryo proper, including the prospective skin, where they give rise to LC precursors, and the brain rudiment, where they give rise to microglial cells. However, in contrast to microglia, which remain of YS origin throughout life, YS-derived LC precursors are largely replaced by fetal liver monocytes during late embryogenesis. Consequently, adult LCs derive predominantly from fetal liver monocyte-derived cells with a minor contribution of YS-derived cells. Altogether, we establish that adult LCs have a dual origin, bridging early embryonic and late fetal myeloid development.

Indexed as

MonocytesAge FactorsAnimalsCell LineageFemaleLangerhans CellsLiverMacrophagesMiceMice, Inbred C57BLMicrogliaMyeloid Progenitor CellsPregnancySkinStem CellsYolk Sac

Identifiers

PMID22565823
PMCPMC3371735

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.