Evidence map›Paper›PMID 17958915›Full record

ArticleMolecular cancer2007

Nilotinib treatment in mouse models of P190 Bcr/Abl lymphoblastic leukemia.

Pavinder Kaur, Niklas Feldhahn, Bin Zhang, Daniel Trageser, Markus Müschen, Veerle Pertz, John Groffen, Nora Heisterkamp

Abstract read
In one paragraph

Article in Molecular cancer, 2007. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 23 papers.

0numbers the graph read from it
0cells of the map it votes in
23citing 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

23 citing papers in PubMed.

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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

8 authors.

Pavinder KaurSection of Molecular Carcinogenesis, Division of Hematology/Oncology, Saban Research Institute, Childrens Hospital Los Angeles and the Keck School of Medicine, University of Southern California, Los Angeles, California, USA. pavinder@gmail.com
Niklas Feldhahn
Bin Zhang
Daniel Trageser
Markus Müschen
Veerle Pertz
John Groffen
Nora Heisterkamp

Funding

TREATMENT OF BCR/ABL CAUSED LEUKEMIAS WITH FTIsR01CA090321 · NCI · CHILDREN'S HOSPITAL OF LOS ANGELES · PI HEISTERKAMP, NORA C · 2001 to 2017
$4.4M
NCI NIH HHS CA 090321NCI NIH HHS R01 CA090321
6 · The paper itself

Abstract

backgroundPh-positive leukemias are caused by the aberrant fusion of the BCR and ABL genes. Nilotinib is a selective Bcr/Abl tyrosine kinase inhibitor related to imatinib, which is widely used to treat chronic myelogenous leukemia. Because Ph-positive acute lymphoblastic leukemia only responds transiently to imatinib therapy, we have used mouse models to test the efficacy of nilotinib against lymphoblastic leukemia caused by the P190 form of Bcr/Abl.

resultsAfter transplant of 10,000 highly malignant leukemic cells into compatible recipients, untreated mice succumbed to leukemia within 21 days, whereas mice treated with 75 mg/kg nilotinib survived significantly longer. We examined cells from mice that developed leukemia while under treatment for Bcr/Abl kinase domain point mutations but these were not detected. In addition, culture of such cells ex vivo showed that they were as sensitive as the parental cell line to nilotinib but that the presence of stromal support allowed resistant cells to grow out. Nilotinib also exhibited impressive anti-leukemia activity in P190 Bcr/Abl transgenic mice that had developed overt leukemia/lymphoma masses and that otherwise would have been expected to die within 7 days. Visible lymphoma masses disappeared within six days of treatment and leukemic cell numbers in peripheral blood were significantly reduced. Treated mice survived more than 30 days.

conclusionThese results show that nilotinib has very impressive anti-leukemia activity but that lymphoblastic leukemia cells can become unresponsive to it both in vitro and in vivo through mechanisms that appear to be Bcr/Abl independent.

Indexed as

Fusion Proteins, bcr-ablAnimalsAntineoplastic AgentsBlotting, WesternCell Line, TumorDisease Models, AnimalFlow CytometryJanus Kinase 2Leukemia, ExperimentalMiceMice, Inbred C57BLMice, TransgenicPrecursor Cell Lymphoblastic Leukemia-LymphomaPyrimidinesStromal CellsAntineoplastic AgentsFusion Proteins, bcr-ablJanus Kinase 2nilotinibPyrimidines

Identifiers

PMID17958915
PMCPMC2169263

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Registered trials

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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.