Evidence map›Paper›PMID 18258751›Full record

ArticleGenes & development2008

Rb intrinsically promotes erythropoiesis by coupling cell cycle exit with mitochondrial biogenesis.

Vijay G Sankaran, Stuart H Orkin, Carl R Walkley

Open access · diamondAbstract read
In one paragraph

Article in Genes & development, 2008. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 91 papers.

0numbers the graph read from it
0cells of the map it votes in
91citing 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

91 citing papers in PubMed, 131 citations in OpenAlex.

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31 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

3 authors at 3 institutions in 1 country.

Vijay G SankaranDivision of Hematology/Oncology, Children's Hospital Boston, Harvard Medical School, Boston, Massachusetts 02115, USA.
Stuart H Orkin
Carl R Walkley
Boston Children's Hospital · USHarvard Stem Cell Institute · USHarvard University · US

Funding

Howard Hughes Medical Institute
6 · The paper itself

Abstract

Regulation of the cell cycle is intimately linked to erythroid differentiation, yet how these processes are coupled is not well understood. To gain insight into this coordinate regulation, we examined the role that the retinoblastoma protein (Rb), a central regulator of the cell cycle, plays in erythropoiesis. We found that Rb serves a cell-intrinsic role and its absence causes ineffective erythropoiesis, with a differentiation block at the transition from early to late erythroblasts. Unexpectedly, in addition to a failure to properly exit the cell cycle, mitochondrial biogenesis fails to be up-regulated concomitantly, contributing to this differentiation block. The link between erythropoiesis and mitochondrial function was validated by inhibition of mitochondrial biogenesis. Erythropoiesis in the absence of Rb resembles the human myelodysplastic syndromes, where defects in cell cycle regulation and mitochondrial function frequently occur. Our work demonstrates how these seemingly disparate pathways play a role in coordinately regulating cellular differentiation.

Indexed as

Cell CycleAnemiaAnimalsCell DifferentiationCells, CulturedErythroblastsErythropoiesisFlow CytometryGene Expression ProfilingIntegrasesMiceMice, KnockoutMice, TransgenicMitochondriaOrganelle BiogenesisRetinoblastoma ProteinCre recombinaseIntegrasesRetinoblastoma Protein

Identifiers

PMID18258751
PMCPMC2238668
OpenAlexW2132766170

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.