Evidence map›Paper›PMID 28940934›Full record

ArticlePigment cell & melanoma research2018

The patterns of birthmarks suggest a novel population of melanocyte precursors arising around the time of gastrulation.

Veronica A Kinsler, Lionel Larue

Abstract read
In one paragraph

Article in Pigment cell & melanoma research, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 17 papers.

0numbers the graph read from it
0cells of the map it votes in
17citing papers in PubMed
–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

17 citing papers in PubMed.

  1. Article
  2. Segmental corymbiform congenital melanocytic naevi: Implications for melanocytic embryology.Journal of the European Academy of Dermatology and Venereology : JEADV · 2025
    Article
  3. Article
  4. Article
  5. Review
  6. Review
  7. The journey from melanocytes to melanoma.Nature reviews. Cancer · 2023
    Review
  8. Article
  9. Article
  10. Article
  11. Article
  12. Melanoma Risk and Melanocyte Biology.Acta dermato-venereologica · 2020
    Review
  13. Article
  14. Article
  15. Article
  16. Article
  17. Article
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.

Veronica A KinslerGenetics and Genomic Medicine, UCL Institute of Child Health, London, UK.ORCID 0000-0001-6256-327X
Lionel LarueInstitut Curie, INSERM U1021, Normal and Pathological Development of Melanocytes, PSL Research University, Orsay, France.ORCID 0000-0002-2010-6107

Funding

Wellcome Trust WT104076MA
6 · The paper itself

Abstract

Systematic work in the mouse and chicken has mapped out two neural crest-derived pathways of melanocyte precursor migration. With these in mind, this study reappraises the patterns of congenital pigmentary disorders in humans and identifies three recurrent patterns consistent across genetically different diseases. Only two of these are seen in diseases known to be melanocyte cell-autonomous. The segmental pattern correlates well with the classical dorsolateral population from animal studies, demonstrating respect of the midline, cranio-caudal axial mixing, unilateral migration and involvement of key epidermally derived structures. Importantly however, the melanocyte precursors responsible for the non-segmental pattern, which demonstrates circular, bilateral migration centred on the midline, and not involving key epidermally derived structures, have not been identified previously. We propose that this population originates around the time of gastrulation, most likely within the mesoderm, and ultimately resides within the dermis. Whether it contributes to mature melanocytes in non-disease states is not known; however, parallels with the patterns of acquired vitiligo would suggest that it does. The third pattern, hypo- or hyperpigmented fine and whorled Blaschko's lines, is proposed to be non-cell-autonomous.

Indexed as

GastrulationCell DifferentiationCell MovementEpidermisHumansMelanocytesPigmentation Disordersbirthmarkdevelopmentmelanoblastmelanocyticmigrationmosaicismnon-segmentalpatternpopulationsegmentalspray canvitiligo

Identifiers

PMID28940934
PMCPMC5765478

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Registered trials

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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.