Evidence map›Paper›PMID 19147845›Full record

ArticleProceedings of the National Academy of Sciences of the United States of America2009

Constitutional hypomorphic telomerase mutations in patients with acute myeloid leukemia.

Rodrigo T Calado, Joshua A Regal, Mark Hills, William T Yewdell, Leandro F Dalmazzo, Marco A Zago, Peter M Lansdorp, Donna Hogge, Stephen J Chanock, Elihu H Estey and 2 more

Open access · greenAbstract read
In one paragraph

Article in Proceedings of the National Academy of Sciences of the United States of America, 2009. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 111 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
111citing papers in PubMed, 1 pooled it
11.0field-weighted citation impact, top 1% 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

111 citing papers in PubMed, 1 synthesis or guideline pooled it, 184 citations in OpenAlex.

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  7. Autophagy: The convergence point of aging and cancer.Biochemistry and biophysics reports · 2025
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51 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

12 authors at 6 institutions in 3 countries.

Rodrigo T CaladoHematology Branch, National Heart, Lung, and Blood Institute, National Institutes of Health, Bethesda, MD 20892, USA. calador@nhlbi.nih.gov
Joshua A Regal
Mark Hills
William T Yewdell
Leandro F Dalmazzo
Marco A Zago
Peter M Lansdorp
Donna Hogge
Stephen J Chanock
Elihu H Estey
Roberto P Falcão
Neal S Young
National Heart Lung and Blood Institute · USUniversidade de São Paulo · BRUniversity of British Columbia · CABC Cancer Agency · CANational Cancer Institute · USThe University of Texas MD Anderson Cancer Center · US

Funding

PATHOGENESIS AND TREATMENT OF APLASTIC ANEMIAZ01HL002315 · NHLBI · NATIONAL HEART, LUNG, AND BLOOD INSTITUTE · PI YOUNG, NEAL S · 1985 to 2008
$9.5M
Intramural NIH HHS
6 · The paper itself

Abstract

Loss-of-function mutations in telomerase complex genes can cause bone marrow failure, dyskeratosis congenita, and acquired aplastic anemia, both diseases that predispose to acute myeloid leukemia. Loss of telomerase function produces short telomeres, potentially resulting in chromosome recombination, end-to-end fusion, and recognition as damaged DNA. We investigated whether mutations in telomerase genes also occur in acute myeloid leukemia. We screened bone marrow samples from 133 consecutive patients with acute myeloid leukemia and 198 controls for variations in TERT and TERC genes. An additional 89 patients from a second cohort, selected based on cytogenetic status, and 528 controls were further examined for mutations. A third cohort of 372 patients and 384 controls were specifically tested for one TERT gene variant. In the first cohort, 11 patients carried missense TERT gene variants that were not present in controls (P < 0.0001); in the second cohort, TERT mutations were associated with trisomy 8 and inversion 16. Mutation germ-line origin was demonstrated in 5 patients from whom other tissues were available. Analysis of all 3 cohorts (n = 594) for the most common gene variant (A1062T) indicated a prevalence 3 times higher in patients than in controls (n = 1,110; P = 0.0009). Introduction of TERT mutants into telomerase-deficient cells resulted in loss of enzymatic activity by haploinsufficiency. Inherited mutations in TERT that reduce telomerase activity are risk factors for acute myeloid leukemia. We propose that short and dysfunctional telomeres limit normal stem cell proliferation and predispose for leukemia by selection of stem cells with defective DNA damage responses that are prone to genome instability.

Indexed as

AdolescentAdultAgedAged, 80 and overAmino Acid SequenceCase-Control StudiesCell LineChildChild, PreschoolFemaleHumansLeukemia, Myeloid, AcuteMaleMiddle AgedMolecular Sequence DataMutationTelomeraseTERT protein, human

Identifiers

PMID19147845
PMCPMC2627806
OpenAlexW2047816315

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.