Evidence map›Paper›PMID 16702408›Full record

ArticleGenes & development2006

Keratin 17 modulates hair follicle cycling in a TNFalpha-dependent fashion.

Xuemei Tong, Pierre A Coulombe

Open access · diamondAbstract read
In one paragraph

Article in Genes & development, 2006. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 84 papers.

0numbers the graph read from it
0cells of the map it votes in
84citing 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

84 citing papers in PubMed, 170 citations in OpenAlex.

  1. Article
  2. Keratinocytes: A key player in skin immunity and their emerging roles in secondary lymphedema.JID innovations : skin science from molecules to population health · 2026
    Review
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  17. Promoter Methylation Changes inInternational journal of molecular sciences · 2022
    Article
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  19. Article
  20. Article

24 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

2 authors at 2 institutions in 1 country.

Xuemei TongDepartment of Biological Chemistry, The Johns Hopkins University School of Medicine, Baltimore, MD 21205, USA.
Pierre A Coulombe
Johns Hopkins Medicine · USJohns Hopkins University · US

Funding

Non-Canonical Functions of Keratin Proteins in SkinR01AR044232 · NIAMS · UNIVERSITY OF MICHIGAN AT ANN ARBOR · PI COULOMBE, PIERRE · 1996 to 2020
$8.6M
NIAMS NIH HHS AR44232NIAMS NIH HHS R01 AR044232
6 · The paper itself

Abstract

Mammalian hair follicles cycle between stages of rapid growth (anagen) and metabolic quiescence (telogen) throughout life. Transition from anagen to telogen involves an intermediate stage, catagen, consisting of a swift, apoptosis-driven involution of the lower half of the follicle. How catagen is coordinated, and spares the progenitor cells needed for anagen re-entry, is poorly understood. Keratin 17 (K17)-null mice develop alopecia in the first week post-birth, correlating with hair shaft fragility and untimely apoptosis in the hair bulb. Here we show that this abnormal apoptosis reflects premature entry into catagen. Of the proapoptotic challenges tested, K17-null skin keratinocytes in primary culture are selectively more sensitive to TNFalpha. K17 interacts with TNF receptor 1 (TNFR1)-associated death domain protein (TRADD), a death adaptor essential for TNFR1-dependent signal relay, suggesting a functional link between this keratin and TNFalpha signaling. The activity of NF-kappaB, a downstream target of TNFalpha, is increased in K17-null skin. We also find that TNFalpha is required for a timely anagen-catagen transition in mouse pelage follicles, and that its ablation partially rescues the hair cycling defect of K17-null mice. These findings identify K17 and TNFalpha as two novel and interdependent regulators of hair cycling.

Indexed as

Cell CycleAlopeciaAnimalsApoptosisHair FollicleKeratinocytesKeratinsMiceMice, Mutant StrainsNF-kappa BSignal TransductionTNF Receptor-Associated Death Domain ProteinTumor Necrosis Factor-alphaTumor Necrosis Factor Receptor-Associated Peptides and ProteinsKeratinsKrt17 protein, mouseNF-kappa BTNF Receptor-Associated Death Domain ProteinTradd protein, mouseTumor Necrosis Factor-alphaTumor Necrosis Factor Receptor-Associated Peptides and Proteins

Identifiers

PMID16702408
PMCPMC1472909
OpenAlexW2069199400

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.