Evidence map›Paper›PMID 18284659›Full record

ArticleAging cell2008

Age-related changes in Drosophila midgut are associated with PVF2, a PDGF/VEGF-like growth factor.

Na-Hyun Choi, Joong-Gook Kim, Dong-Jin Yang, Young-Shin Kim, Mi-Ae Yoo

Open access · bronzeAbstract read
In one paragraph

Article in Aging cell, 2008. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 156 papers.

0numbers the graph read from it
0cells of the map it votes in
156citing papers in PubMed
4.2field-weighted citation impact, top 5% 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

156 citing papers in PubMed, 264 citations in OpenAlex.

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96 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

5 authors at 1 institution in 1 country.

Na-Hyun ChoiDepartment of Molecular Biology, College of Natural Science, Pusan National University, Busan 609-735, South Korea.
Joong-Gook Kim
Dong-Jin Yang
Young-Shin Kim
Mi-Ae Yoo
Pusan National University · KR

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Age-associated changes in stem cell populations have been implicated in age-related diseases, including cancer. However, little is known about the underlying molecular mechanisms that link aging to the modulation of adult stem cell populations. Drosophila midgut is an excellent model system for the study of stem cell renewal and aging. Here we describe an age-related increase in the number and activity of intestinal stem cells (ISCs) and progenitor cells in Drosophila midgut. We determined that oxidative stress, induced by paraquat treatment or loss of catalase function, mimicked the changes associated with aging in the midgut. Furthermore, we discovered an age-related increase in the expression of PVF2, a Drosophila homologue of human PDGF/VEGF, which was associated with and required for the age-related changes in midgut ISCs and progenitor cell populations. Taken together, our findings suggest that PDGF/VEGF may play a central role in age-related changes in ISCs and progenitor cell populations, which may contribute to aging and the development of cancer stem cells.

Indexed as

AnimalsCatalaseCell DifferentiationCellular SenescenceDrosophila melanogasterImmunochemistryIntestinesOxidative StressReverse Transcriptase Polymerase Chain ReactionRNAStem CellsVascular Endothelial Growth FactorsCatalasePvf2 protein, DrosophilaRNAVascular Endothelial Growth Factors

Identifiers

PMID18284659
PMCPMC2408640
OpenAlexW2031217639

What OpenQuestion holds

Textmetadata
LicenceCC BY
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.