Evidence map›Paper›PMID 20103700›Full record

ArticlePhysiological genomics2010

Gene expression of the liver in response to chronic hypoxia.

Monica M Baze, Karen Schlauch, Jack P Hayes

Open access · greenAbstract read
In one paragraph

Article in Physiological genomics, 2010. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 33 papers.

0numbers the graph read from it
0cells of the map it votes in
33citing papers in PubMed
1.7field-weighted citation impact, top 15% 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

33 citing papers in PubMed, 70 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

3 authors at 2 institutions in 2 countries.

Monica M BazeProgram in Ecology, Evolution and Conservation Biology and Department of Biology, and.
Karen Schlauch
Jack P Hayes
Ecologie & Evolution · FRUniversity of Nevada, Reno · US

Funding

UNDERGRADUATE RESEARCH AND TRAININGP20RR016464 · NCRR · UNIVERSITY OF NEVADA RENO · PI REIBER, CARL · 2001 to 2011
$30.3M
NCRR NIH HHS P20 RR-016464
6 · The paper itself

Abstract

Hypoxia is an important ecological, evolutionary, and biomedical stressor. While physiological acclimatization of mammals to hypoxia is well studied, the variation in gene expression that underlies acclimatization is not well studied. We acclimatized inbred mice for 32 days to hypoxic conditions that simulated altitudes of 1400, 3000, and 4500 m. We used oligonucleotide microarrays to measure changes in steady-state abundance of mRNA in the livers of these mice. Mice exposed to more severe hypoxia (simulated altitude of 4500 m) were smaller in mass and had higher hematocrit than mice exposed to less severe hypoxia. ANOVA and false discovery rate tests indicated that 580 genes were significantly differentially expressed in response to chronic hypoxia. Few of these 580 genes have previously been reported to respond to hypoxia. In contrast, many of these 580 genes belonged to same functional groups typically respond to acute hypoxia. That is, both chronic and acute hypoxia elicit changes in transcript abundance for genes involved in angiogenesis, glycolysis, lipid metabolism, carbohydrate metabolism, and protein amino acid phosphorylation, but the particular genes affected by the two types of hypoxia were mostly different. Numerous genes affecting the immune system were differentially expressed in response to chronic hypoxia, which supports recently proposed hypotheses that link immune function and hypoxia. Furthermore, our results discovered novel elevated mRNA abundance of genes involved in hematopoiesis and oxygen transport not reported previously, but consistent with extreme hematocrits found in hypoxic mice.

Indexed as

Gene Expression RegulationAnimalsBody WeightChronic DiseaseGene Expression ProfilingHematocritHematopoietic Stem CellsHypoxiaLiverMaleMice, Inbred C57BLOligonucleotide Array Sequence AnalysisPrincipal Component AnalysisReal-Time Polymerase Chain ReactionReproducibility of ResultsRNA, MessengerRNA, Messengerhematopoiesisimmune systemleptin receptormicroarrayMus musculus

Identifiers

PMID20103700
PMCPMC2869108
OpenAlexW2127299418

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.