Evidence map›Paper›PMID 19676123›Full record

ArticleStem cells (Dayton, Ohio)2009

Doublecortin and CaM kinase-like-1 and leucine-rich-repeat-containing G-protein-coupled receptor mark quiescent and cycling intestinal stem cells, respectively.

Randal May, Sripathi M Sureban, Nguyet Hoang, Terrence E Riehl, Stan A Lightfoot, Rama Ramanujam, James H Wyche, Shrikant Anant, Courtney W Houchen

Open access · bronzeAbstract read
In one paragraph

Article in Stem cells (Dayton, Ohio), 2009. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 93 papers.

0numbers the graph read from it
0cells of the map it votes in
93citing papers in PubMed
8.4field-weighted citation impact, top 2% 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

93 citing papers in PubMed, 160 citations in OpenAlex.

  1. Article
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  12. Human resident gut microbeGut microbes · 2020
    Article
  13. Review
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  15. Amino Acids Influencing Intestinal Development and Health of the Piglets.Animals : an open access journal from MDPI · 2019
    Review
  16. Article
  17. Article
  18. Review
  19. Mature enteroendocrine cells contribute to basal and pathological stem cell dynamics in the small intestine.American journal of physiology. Gastrointestinal and liver physiology · 2018
    Article
  20. Article

33 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

9 authors at 2 institutions in 1 country.

Randal MayDepartment of Medicine,The University of Oklahoma Health Sciences Center, Oklahoma City, Oklahoma 73104, USA.
Sripathi M Sureban
Nguyet Hoang
Terrence E Riehl
Stan A Lightfoot
Rama Ramanujam
James H Wyche
Shrikant Anant
Courtney W Houchen
University of Oklahoma Health Sciences Center · USWashington University in St. Louis · US

Funding

Dietary Prevention of CancerR01CA109269 · NCI · WASHINGTON UNIVERSITY · PI ANANT, SHRIKANT · 2005 to 2013
$2.7M
RNA Binding Protein CUGBP2 in Intestinal EpitheliumR01DK062265 · NIDDK · WASHINGTON UNIVERSITY · PI ANANT, SHRIKANT · 2002 to 2010
$1.9M
RNA Binding Proteins in CancerR01CA135559 · NCI · UNIVERSITY OF OKLAHOMA HLTH SCIENCES CTR · PI ANANT, SHRIKANT · 2009 to 2013
$1.5M
PROSTAGLANDIN E2 RECEPTORS IN GASTROINTESTINAL INJURYK08DK002822 · NIDDK · WASHINGTON UNIVERSITY · PI HOUCHEN, COURTNEY WAYNE · 2000 to 2004
$596k
PROSTAGLANDINS AND GASTROINTESTINAL DNA DAMAGER03DK065887 · NIDDK · WASHINGTON UNIVERSITY · PI HOUCHEN, COURTNEY WAYNE · 2004 to 2006
$453k
NCI NIH HHS R01 CA109269NCI NIH HHS R01 CA135559NIDDK NIH HHS DK-002822NIDDK NIH HHS DK-065887NIDDK NIH HHS K08 DK002822NIDDK NIH HHS R01 DK062265NIDDK NIH HHS R03 DK065887
6 · The paper itself

Abstract

It is thought that small intestinal epithelia (IE) undergo continuous self-renewal primarily due to their population of undifferentiated stem cells. These stem cells give rise to transit amplifying (daughter/progenitor) cells, which can differentiate into all mature cell types required for normal gut function. Identification of stem cells in IE is paramount to fully understanding this renewal process. One major obstacle in gastrointestinal stem cell biology has been the lack of definitive markers that identify small intestinal stem cells (ISCs). Here we demonstrate that the novel putative ISC marker doublecortin and CaM kinase-like-1 (DCAMKL-1) is predominantly expressed in quiescent cells in the lower two-thirds of intestinal crypt epithelium and in occasional crypt-based columnar cells (CBCs). In contrast, the novel putative stem cell marker leucine-rich-repeat-containing G-protein-coupled receptor (LGR5) is observed in rapidly cycling CBCs and in occasional crypt epithelial cells. Furthermore, functionally quiescent DCAMKL-1+ crypt epithelial cells retain bromo-deoxyuridine in a modified label retention assay. Moreover, we demonstrate that DCAMKL-1 is a cell surface expressing protein; DCAMKL-1+ cells, isolated from the adult mouse small intestine by fluorescence activated cell sorting, self-renew and ultimately form spheroids in suspension culture. These spheroids formed glandular epithelial structures in the flanks of athymic nude mice, which expressed multiple markers of gut epithelial lineage. Thus, DCAMKL-1 is a marker of quiescent ISCs and can be distinguished from the cycling stem/progenitors (LGR5+). Moreover, DCAMKL-1 can be used to isolate normal small intestinal stem cells and represents a novel research tool for regenerative medicine and cancer therapy.

Indexed as

AnimalsAntigens, SurfaceBiomarkersBromodeoxyuridineCell CycleCell DivisionCell LineageCell Line, TumorCell ProliferationDoublecortin-Like KinasesFlow CytometryHumansIntestinal MucosaMiceMice, Inbred C57BLMice, NudeAntigens, SurfaceBiomarkersBromodeoxyuridineDclk1 protein, mouseDoublecortin-Like KinasesLgr5 protein, mouseProtein Serine-Threonine KinasesReceptors, G-Protein-Coupled

Identifiers

PMID19676123
PMCPMC3049723
OpenAlexW1964423718

What OpenQuestion holds

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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.