Evidence map›Paper›PMID 19299481›Full record

ArticleFASEB journal : official publication of the Federation of American Societies for Experimental Biology2009

Origin of the adult intestinal stem cells induced by thyroid hormone in Xenopus laevis.

Atsuko Ishizuya-Oka, Takashi Hasebe, Daniel R Buchholz, Mitsuko Kajita, Liezhen Fu, Yun-Bo Shi

Open access · greenAbstract read
In one paragraph

Article in FASEB journal : official publication of the Federation of American Societies for Experimental Biology, 2009. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 46 papers.

0numbers the graph read from it
0cells of the map it votes in
46citing papers in PubMed
4.2field-weighted citation impact, top 6% 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

46 citing papers in PubMed, 73 citations in OpenAlex.

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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

6 authors at 3 institutions in 6 countries.

Atsuko Ishizuya-OkaDepartment of Biology, Nippon Medical School, 2-297-2 Kosugi-cho, Nakahara-ku, Kawasaki, Kanagawa 211-0063, Japan. a-oka@nms.ac.jp
Takashi Hasebe
Daniel R Buchholz
Mitsuko Kajita
Liezhen Fu
Yun-Bo Shi
Nippon Medical School · JPHealth and Human Development (2HD) Research Network · CMUniversity of Cincinnati · US

Funding

Regulation of stem cell development during tissue remodelingZIAHD008858 · NICHD · EUNICE KENNEDY SHRIVER NATIONAL INSTITUTE OF CHILD HEALTH & HUMAN DEVELOPMENT · PI SHI, YUN-BO · 2009 to 2025
$15.2M
Regulation of stem cell development during tissue remodelingZ01HD008858 · NICHD · EUNICE KENNEDY SHRIVER NATIONAL INSTITUTE OF CHILD HEALTH & HUMAN DEVELOPMENT · PI SHI, YUN-BO · 2008 to 2008
$217k
Intramural NIH HHS
6 · The paper itself

Abstract

In the amphibian intestine during metamorphosis, de novo stem cells generate the adult epithelium analogous to the mammalian counterpart. Interestingly, to date the exact origin of these stem cells remains to be determined, making intestinal metamorphosis a unique model to study development of adult organ-specific stem cells. Here, to determine their origin, we made use of transgenic Xenopus tadpoles expressing green fluorescent protein (GFP) for recombinant organ cultures. The larval epithelium separated from the wild-type (Wt) or GFP transgenic (Tg) intestine before metamorphic climax was recombined with homologous and heterologous nonepithelial tissues and was cultivated in the presence of thyroid hormone, the causative agent of metamorphosis. In all kinds of recombinant intestine, adult progenitor cells expressing markers for intestinal stem cells such as sonic hedgehog became detectable and then differentiated into the adult epithelium expressing intestinal fatty acid binding-protein, a marker for absorptive cells. Notably, whenever the epithelium was derived from Tg intestine, both the adult progenitor/stem cells and their differentiated cells expressed GFP, whereas neither of them expressed GFP in the Wt-derived epithelium. Our results provide direct evidence that stem cells that generate the adult intestinal epithelium originate from the larval epithelium, through thyroid hormone-induced dedifferentiation.

Indexed as

Adult Stem CellsAnimalsAnimals, Genetically ModifiedCell DifferentiationGene ExpressionGreen Fluorescent ProteinsIntestinal MucosaIntestinesLarvaMetamorphosis, BiologicalModels, BiologicalOrgan Culture TechniquesRecombinant ProteinsThyroid HormonesGreen Fluorescent ProteinsRecombinant ProteinsThyroid Hormones

Identifiers

PMID19299481
PMCPMC2717774
OpenAlexW1963647662

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.