Homeostasis of the biogenic polyamines spermine (Spm) and spermidine (Spd), present in mu M-mM concentrations in all eukaryotic cells, is precisely regulated by coordinated activities of the enzymes of polyamine synthesis, degradation, and transport, in order to sustain normal cell growth and viability. Spermine oxidase (SMOX) is the key and most recently discovered enzyme of polyamine metabolism that plays an essential role in regulating polyamine homeostasis by catalyzing the back-conversion of Spm to Spd. The development of many types of epithelial cancer is associated with inflammation, and disease-related inflammatory stimuli induce SMOX. MDL72527 is widely used in vitro and in vivo as an irreversible inhibitor of SMOX, but it is also potent towards AP-acetylpolyamine oxidase. Although SMOX has high substrate specificity, Spm analogues have not been systematically studied as enzyme inhibitors. Here we demonstrate that 1,12-diamino-2,11-bis(methylidene)-4,9-diazadodecane (2,11-Met(2)-Spm) has, under standard assay conditions, an IC50 value of 169 mu M towards SMOX and is an interesting instrument and lead compound for studying polyamine catabolism.
机构:
Med Univ South Carolina, Dept Drug Discovery & Biomed Sci, 70 President St, Charleston, SC 29425 USAMed Univ South Carolina, Dept Drug Discovery & Biomed Sci, 70 President St, Charleston, SC 29425 USA
Holshouser, Steven
;
Dunworth, Matthew
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Sidney Kimmel Comprehens Canc Ctr, Johns Hopkins Sch Med, 1650 Orleans St Room 551, Baltimore, MD 21287 USAMed Univ South Carolina, Dept Drug Discovery & Biomed Sci, 70 President St, Charleston, SC 29425 USA
Dunworth, Matthew
;
Murray-Stewart, Tracy
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机构:
Sidney Kimmel Comprehens Canc Ctr, Johns Hopkins Sch Med, 1650 Orleans St Room 551, Baltimore, MD 21287 USAMed Univ South Carolina, Dept Drug Discovery & Biomed Sci, 70 President St, Charleston, SC 29425 USA
Murray-Stewart, Tracy
;
Peterson, Yuri K.
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Med Univ South Carolina, Dept Drug Discovery & Biomed Sci, 70 President St, Charleston, SC 29425 USAMed Univ South Carolina, Dept Drug Discovery & Biomed Sci, 70 President St, Charleston, SC 29425 USA
Peterson, Yuri K.
;
Burger, Pieter
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Med Univ South Carolina, Dept Drug Discovery & Biomed Sci, 70 President St, Charleston, SC 29425 USAMed Univ South Carolina, Dept Drug Discovery & Biomed Sci, 70 President St, Charleston, SC 29425 USA
Burger, Pieter
;
Kirkpatrick, Joy
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Med Univ South Carolina, Dept Drug Discovery & Biomed Sci, 70 President St, Charleston, SC 29425 USAMed Univ South Carolina, Dept Drug Discovery & Biomed Sci, 70 President St, Charleston, SC 29425 USA
Kirkpatrick, Joy
;
Chen, Huan-Huan
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Med Univ South Carolina, Dept Drug Discovery & Biomed Sci, 70 President St, Charleston, SC 29425 USAMed Univ South Carolina, Dept Drug Discovery & Biomed Sci, 70 President St, Charleston, SC 29425 USA
Chen, Huan-Huan
;
Casero, Robert A., Jr.
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机构:
Sidney Kimmel Comprehens Canc Ctr, Johns Hopkins Sch Med, 1650 Orleans St Room 551, Baltimore, MD 21287 USAMed Univ South Carolina, Dept Drug Discovery & Biomed Sci, 70 President St, Charleston, SC 29425 USA
Casero, Robert A., Jr.
;
Woster, Patrick M.
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Med Univ South Carolina, Dept Drug Discovery & Biomed Sci, 70 President St, Charleston, SC 29425 USAMed Univ South Carolina, Dept Drug Discovery & Biomed Sci, 70 President St, Charleston, SC 29425 USA
机构:
Med Univ South Carolina, Dept Drug Discovery & Biomed Sci, 70 President St, Charleston, SC 29425 USAMed Univ South Carolina, Dept Drug Discovery & Biomed Sci, 70 President St, Charleston, SC 29425 USA
Holshouser, Steven
;
Dunworth, Matthew
论文数: 0引用数: 0
h-index: 0
机构:
Sidney Kimmel Comprehens Canc Ctr, Johns Hopkins Sch Med, 1650 Orleans St Room 551, Baltimore, MD 21287 USAMed Univ South Carolina, Dept Drug Discovery & Biomed Sci, 70 President St, Charleston, SC 29425 USA
Dunworth, Matthew
;
Murray-Stewart, Tracy
论文数: 0引用数: 0
h-index: 0
机构:
Sidney Kimmel Comprehens Canc Ctr, Johns Hopkins Sch Med, 1650 Orleans St Room 551, Baltimore, MD 21287 USAMed Univ South Carolina, Dept Drug Discovery & Biomed Sci, 70 President St, Charleston, SC 29425 USA
Murray-Stewart, Tracy
;
Peterson, Yuri K.
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h-index: 0
机构:
Med Univ South Carolina, Dept Drug Discovery & Biomed Sci, 70 President St, Charleston, SC 29425 USAMed Univ South Carolina, Dept Drug Discovery & Biomed Sci, 70 President St, Charleston, SC 29425 USA
Peterson, Yuri K.
;
Burger, Pieter
论文数: 0引用数: 0
h-index: 0
机构:
Med Univ South Carolina, Dept Drug Discovery & Biomed Sci, 70 President St, Charleston, SC 29425 USAMed Univ South Carolina, Dept Drug Discovery & Biomed Sci, 70 President St, Charleston, SC 29425 USA
Burger, Pieter
;
Kirkpatrick, Joy
论文数: 0引用数: 0
h-index: 0
机构:
Med Univ South Carolina, Dept Drug Discovery & Biomed Sci, 70 President St, Charleston, SC 29425 USAMed Univ South Carolina, Dept Drug Discovery & Biomed Sci, 70 President St, Charleston, SC 29425 USA
Kirkpatrick, Joy
;
Chen, Huan-Huan
论文数: 0引用数: 0
h-index: 0
机构:
Med Univ South Carolina, Dept Drug Discovery & Biomed Sci, 70 President St, Charleston, SC 29425 USAMed Univ South Carolina, Dept Drug Discovery & Biomed Sci, 70 President St, Charleston, SC 29425 USA
Chen, Huan-Huan
;
Casero, Robert A., Jr.
论文数: 0引用数: 0
h-index: 0
机构:
Sidney Kimmel Comprehens Canc Ctr, Johns Hopkins Sch Med, 1650 Orleans St Room 551, Baltimore, MD 21287 USAMed Univ South Carolina, Dept Drug Discovery & Biomed Sci, 70 President St, Charleston, SC 29425 USA
Casero, Robert A., Jr.
;
Woster, Patrick M.
论文数: 0引用数: 0
h-index: 0
机构:
Med Univ South Carolina, Dept Drug Discovery & Biomed Sci, 70 President St, Charleston, SC 29425 USAMed Univ South Carolina, Dept Drug Discovery & Biomed Sci, 70 President St, Charleston, SC 29425 USA