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Treatment of B-cell precursor acute lymphoblastic leukemia with the Galectin-1 inhibitor PTX008

Overview of attention for article published in Journal of Experimental & Clinical Cancer Research, March 2018
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  • Above-average Attention Score compared to outputs of the same age and source (64th percentile)

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6 X users

Citations

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37 Dimensions

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30 Mendeley
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Title
Treatment of B-cell precursor acute lymphoblastic leukemia with the Galectin-1 inhibitor PTX008
Published in
Journal of Experimental & Clinical Cancer Research, March 2018
DOI 10.1186/s13046-018-0721-7
Pubmed ID
Authors

Helicia Paz, Eun Ji Joo, Chih-Hsing Chou, Fei Fei, Kevin H. Mayo, Hisham Abdel-Azim, Haike Ghazarian, John Groffen, Nora Heisterkamp

Abstract

Drug resistance of B-cell precursor acute lymphoblastic leukemia (BP-ALL) cells is conferred by both intrinsic and extrinsic factors, which could be targeted to promote chemo-sensitization. Our previous studies showed that Galectin-3, a lectin that clusters galactose-modified glycoproteins and that has both an intracellular and extracellular location, protects different subtypes of BP-ALL cells against chemotherapy. Galectin-1 is related to Galectin-3 and its expression was previously reported to be restricted to the MLL subtype of BP-ALL. Here, we report that Galectin-1 is expressed at different levels in and on different subclasses of BP-ALLs. Bone marrow plasma also contains high levels of Galectin-1. PTX008 is an allosteric inhibitor which inhibits Galectin-1 but not Galectin-3-mediated agglutination. The compound reduces migration of BP-ALL cells to CXCL12 and OP9 stromal cells and inhibits fibronectin-mediated adhesion. It also affects cell cycle progression of BCP-ALL cells. PTX008 is cytostatic for BP-ALL cells even when these are co-cultured with protective stroma, and can sensitize ALL cells to vincristine chemotherapy in vitro and in mice. PTX008 inhibits multiple functions that contribute to BP-ALL survival. The effects of Galectin-1 inhibition on both BP-ALL cell proliferation and migration suggest both the leukemia cells as well as the microenvironment that protects these cells may be targeted.

X Demographics

X Demographics

The data shown below were collected from the profiles of 6 X users who shared this research output. Click here to find out more about how the information was compiled.
Mendeley readers

Mendeley readers

The data shown below were compiled from readership statistics for 30 Mendeley readers of this research output. Click here to see the associated Mendeley record.

Geographical breakdown

Country Count As %
Unknown 30 100%

Demographic breakdown

Readers by professional status Count As %
Student > Ph. D. Student 6 20%
Student > Bachelor 6 20%
Other 3 10%
Researcher 3 10%
Student > Master 2 7%
Other 2 7%
Unknown 8 27%
Readers by discipline Count As %
Biochemistry, Genetics and Molecular Biology 9 30%
Chemistry 3 10%
Pharmacology, Toxicology and Pharmaceutical Science 2 7%
Agricultural and Biological Sciences 2 7%
Immunology and Microbiology 2 7%
Other 4 13%
Unknown 8 27%
Attention Score in Context

Attention Score in Context

This research output has an Altmetric Attention Score of 5. This is our high-level measure of the quality and quantity of online attention that it has received. This Attention Score, as well as the ranking and number of research outputs shown below, was calculated when the research output was last mentioned on 19 August 2023.
All research outputs
#6,873,656
of 25,382,440 outputs
Outputs from Journal of Experimental & Clinical Cancer Research
#393
of 2,380 outputs
Outputs of similar age
#112,215
of 344,729 outputs
Outputs of similar age from Journal of Experimental & Clinical Cancer Research
#15
of 42 outputs
Altmetric has tracked 25,382,440 research outputs across all sources so far. This one has received more attention than most of these and is in the 72nd percentile.
So far Altmetric has tracked 2,380 research outputs from this source. They receive a mean Attention Score of 4.8. This one has done well, scoring higher than 83% of its peers.
Older research outputs will score higher simply because they've had more time to accumulate mentions. To account for age we can compare this Altmetric Attention Score to the 344,729 tracked outputs that were published within six weeks on either side of this one in any source. This one has gotten more attention than average, scoring higher than 67% of its contemporaries.
We're also able to compare this research output to 42 others from the same source and published within six weeks on either side of this one. This one has gotten more attention than average, scoring higher than 64% of its contemporaries.