Evidence map›Paper›PMID 25456083›Full record

ArticleBioorganic & medicinal chemistry2014

Targeting (cellular) lysosomal acid ceramidase by B13: design, synthesis and evaluation of novel DMG-B13 ester prodrugs.

Aiping Bai, Zdzislaw M Szulc, Jacek Bielawski, Jason S Pierce, Barbara Rembiesa, Silva Terzieva, Cungui Mao, Ruijuan Xu, Bill Wu, Christopher J Clarke and 5 more

Open access · greenAbstract read
In one paragraph

Article in Bioorganic & medicinal chemistry, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 24 papers.

0numbers the graph read from it
0cells of the map it votes in
24citing papers in PubMed
1.5field-weighted citation impact, top 19% 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

24 citing papers in PubMed, 33 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

15 authors at 2 institutions in 1 country.

Aiping BaiDepartment of Biochemistry & Molecular Biology, Medical University of South Carolina, 173 Ashley Ave., Charleston, SC 29425, USA; Lipidomics Facility, Medical University of South Carolina, 173 Ashley Ave., Charleston, SC 29425, USA.
Zdzislaw M SzulcDepartment of Biochemistry & Molecular Biology, Medical University of South Carolina, 173 Ashley Ave., Charleston, SC 29425, USA; Lipidomics Facility, Medical University of South Carolina, 173 Ashley Ave., Charleston, SC 29425, USA.
Jacek BielawskiDepartment of Biochemistry & Molecular Biology, Medical University of South Carolina, 173 Ashley Ave., Charleston, SC 29425, USA; Lipidomics Facility, Medical University of South Carolina, 173 Ashley Ave., Charleston, SC 29425, USA.
Jason S PierceDepartment of Biochemistry & Molecular Biology, Medical University of South Carolina, 173 Ashley Ave., Charleston, SC 29425, USA; Lipidomics Facility, Medical University of South Carolina, 173 Ashley Ave., Charleston, SC 29425, USA.
Barbara RembiesaDepartment of Biochemistry & Molecular Biology, Medical University of South Carolina, 173 Ashley Ave., Charleston, SC 29425, USA; Lipidomics Facility, Medical University of South Carolina, 173 Ashley Ave., Charleston, SC 29425, USA.
Silva TerzievaDepartment of Biochemistry & Molecular Biology, Medical University of South Carolina, 173 Ashley Ave., Charleston, SC 29425, USA; Lipidomics Facility, Medical University of South Carolina, 173 Ashley Ave., Charleston, SC 29425, USA.
Cungui MaoDepartment of Medicine and the Stony Brook Cancer Center at Stony Brook University, Stony Brook, NY 11794, USA.
Ruijuan XuDepartment of Medicine and the Stony Brook Cancer Center at Stony Brook University, Stony Brook, NY 11794, USA.
Bill WuDepartment of Biochemistry & Molecular Biology, Medical University of South Carolina, 173 Ashley Ave., Charleston, SC 29425, USA.
Christopher J ClarkeDepartment of Medicine and the Stony Brook Cancer Center at Stony Brook University, Stony Brook, NY 11794, USA.
Benjamin NewcombDepartment of Medicine and the Stony Brook Cancer Center at Stony Brook University, Stony Brook, NY 11794, USA.
Xiang LiuDepartment of Microbiology and Immunology, Medical University of South Carolina, 173 Ashley Ave., Charleston, SC 29425, USA.
James NorrisDepartment of Microbiology and Immunology, Medical University of South Carolina, 173 Ashley Ave., Charleston, SC 29425, USA.
Yusuf A HannunDepartment of Medicine and the Stony Brook Cancer Center at Stony Brook University, Stony Brook, NY 11794, USA. Electronic address: yusuf.hannun@abumed.org.
Alicja BielawskaDepartment of Biochemistry & Molecular Biology, Medical University of South Carolina, 173 Ashley Ave., Charleston, SC 29425, USA; Lipidomics Facility, Medical University of South Carolina, 173 Ashley Ave., Charleston, SC 29425, USA. Electronic address: bielawsk@musc.edu.
Medical University of South Carolina · USStony Brook University · US

Funding

Translational Science Laboratory Shared ResourceP30CA138313 · NCI · MEDICAL UNIVERSITY OF SOUTH CAROLINA · PI RAYMOND N. DUBOIS · 2009 to 2026
$42.7M
Sphingolipids in Cancer Therapy and AngiogenesisP01CA097132 · NCI · STATE UNIVERSITY NEW YORK STONY BROOK · PI Daniel Canals · 2003 to 2026
$30.8M
THE ROLE OF LACTOSYLCERAMIDE IN RENAL AGING AND DISEASEP20RR017677 · NCRR · MEDICAL UNIVERSITY OF SOUTH CAROLINA · PI MAO, CUNGUI · 2002 to 2011
$23.4M
MEDICAL SCIENTIST TRAINING PROGRAMT32GM008444 · NIGMS · STATE UNIVERSITY NEW YORK STONY BROOK · PI FROHMAN, MICHAEL A. · 1992 to 2024
$12.6M
SOUTH CAROLINA CLINICAL & TRANSLATIONAL RESEARCH INSTITUTE (SCTR)UL1RR029882 · NCRR · MEDICAL UNIVERSITY OF SOUTH CAROLINA · PI BRADY, KATHLEEN T. · 2009 to 2011
$10.1M
CERAMIDE ACTIVATED PROTEIN PHOSPHATASESR01CA087584 · NCI · STATE UNIVERSITY NEW YORK STONY BROOK · PI HANNUN, YUSUF AWNI · 2000 to 2015
$4.2M
EXTRAMURAL RESEARCH FACILITIES CONSTRUCTIONC06RR018823 · NCRR · MEDICAL UNIVERSITY OF SOUTH CAROLINA · PI RAYMOND, JOHN R · 2003 to 2003
$2.9M
The Role of Ceramidases in Cancer ChemotherapyR01CA163825 · NCI · STATE UNIVERSITY NEW YORK STONY BROOK · PI MAO, CUNGUI · 2012 to 2016
$1.6M
Neutral Ceramidase in Colon CancerR01CA172517 · NCI · STATE UNIVERSITY NEW YORK STONY BROOK · PI HANNUN, YUSUF AWNI · 2013 to 2016
$1.3M
Acid Ceramidase, Target for CancerR41CA139637 · NCI · SPHINGOGENE, INC. · PI LIU, XIANG · 2009 to 2009
$441k
NCI NIH HHS 1R01 CA163825NCI NIH HHS P01 CA097132NCI NIH HHS P01-CA097132NCI NIH HHS P30 CA138313NCI NIH HHS R01 CA087584NCI NIH HHS R01 CA163825NCI NIH HHS R01 CA172517NCI NIH HHS R41 CA139637NCI NIH HHS R41CA139637NCRR NIH HHS C06 RR018823NCRR NIH HHS P20 RR017677NCRR NIH HHS UL1 RR029882NCRR NIH HHS UL1RR029882NIGMS NIH HHS T32 GM008444
6 · The paper itself

Abstract

Acid ceramidase (ACDase) is being recognized as a therapeutic target for cancer. B13 represents a moderate inhibitor of ACDase. The present study concentrates on the lysosomal targeting of B13 via its N,N-dimethylglycine (DMG) esters (DMG-B13 prodrugs). Novel analogs, the isomeric mono-DMG-B13, LCL522 (3-O-DMG-B13·HCl) and LCL596 (1-O-DMG-B13·HCl) and di-DMG-B13, LCL521 (1,3-O, O-DMG-B13·2HCl) conjugates, were designed and synthesized through N,N-dimethyl glycine (DMG) esterification of the hydroxyl groups of B13. In MCF7 cells, DMG-B13 prodrugs were efficiently metabolized to B13. The early inhibitory effect of DMG-B13 prodrugs on cellular ceramidases was ACDase specific by their lysosomal targeting. The corresponding dramatic decrease of cellular Sph (80-97% Control/1h) by DMG-B13 prodrugs was mainly from the inhibition of the lysosomal ACDase.

Indexed as

Drug DesignAcid CeramidaseAmidesEnzyme InhibitorsEstersHeLa CellsHumansLysosomesMCF-7 CellsNitrobenzenesProdrugsPropanolaminesProtein BindingAcid CeramidaseAmidesDMG-B13Enzyme InhibitorsEstersN-(1-(4-nitrophenyl)-1,3-dihydroxyprop-2-yl)tetradecanamideNitrobenzenesProdrugsPropanolaminesAcid ceramidaseB13CancerDMG-B13 prodrugsInhibitorsLysosomes

Identifiers

PMID25456083
PMCPMC4443482
OpenAlexW2066771109

What OpenQuestion holds

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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.