Preclinical assessment of the ADME, efficacy and drug-drug interaction potential of a novel NAMPT inhibitor
GNE-617 (N-(4-((3,5-difluorophenyl)sulfonyl)benzyl)imidazo[1,2-a]pyridine-6-carboxamide) is a potent, selective nicotinamide phosphoribosyltransferase (NAMPT) inhibitor being explored as a potential treatment for human cancers. Plasma clearance was low in monkeys and dogs (9.14 mL min-1 kg-1 and 4.62 mL min-1 kg-1, respectively) and moderate in mice and rats (36.4 mL min-1 kg-1 and 19.3 mL min-1 kg-1, respectively). Oral bioavailability in mice, rats, monkeys and dogs was 29.7, 33.9, 29.4 and 65.2%, respectively. Allometric scaling predicted a low clearance of 3.3 mL min-1 kg-1 and a volume of distribution of 1.3 L kg-1 in human. Efficacy (57% tumor growth inhibition) in Colo-205 CRC tumor xenograft mice was observed at an oral dose of 15 mg/kg BID (AUC = 10.4 µM h). Plasma protein binding was moderately high. GNE-617 was stable to moderately stable in vitro. Main human metabolites identified in human hepatocytes were formed primarily by CYP3A4/5. Transporter studies suggested that GNE-617 is likely a substrate for MDR1 but not for BCRP. Simcyp® simulations suggested a low (CYP2C9 and CYP2C8) or moderate (CYP3A4/5) potential for drug-drug interactions. The potential for autoinhibition was low. Overall, GNE-617 exhibited acceptable preclinical properties and projected human PK and dose estimates.
Medienart: |
E-Artikel |
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Erscheinungsjahr: |
2019 |
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Erschienen: |
2019 |
Enthalten in: |
Zur Gesamtaufnahme - volume:49 |
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Enthalten in: |
Xenobiotica; the fate of foreign compounds in biological systems - 49(2019), 9 vom: 18. Sept., Seite 1063-1077 |
Sprache: |
Englisch |
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Beteiligte Personen: |
Liederer, Bianca M [VerfasserIn] |
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Links: |
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Anmerkungen: |
Date Completed 12.12.2019 Date Revised 17.12.2019 published: Print-Electronic Citation Status MEDLINE |
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doi: |
10.1080/00498254.2018.1528407 |
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funding: |
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Förderinstitution / Projekttitel: |
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PPN (Katalog-ID): |
NLM288935640 |
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520 | |a GNE-617 (N-(4-((3,5-difluorophenyl)sulfonyl)benzyl)imidazo[1,2-a]pyridine-6-carboxamide) is a potent, selective nicotinamide phosphoribosyltransferase (NAMPT) inhibitor being explored as a potential treatment for human cancers. Plasma clearance was low in monkeys and dogs (9.14 mL min-1 kg-1 and 4.62 mL min-1 kg-1, respectively) and moderate in mice and rats (36.4 mL min-1 kg-1 and 19.3 mL min-1 kg-1, respectively). Oral bioavailability in mice, rats, monkeys and dogs was 29.7, 33.9, 29.4 and 65.2%, respectively. Allometric scaling predicted a low clearance of 3.3 mL min-1 kg-1 and a volume of distribution of 1.3 L kg-1 in human. Efficacy (57% tumor growth inhibition) in Colo-205 CRC tumor xenograft mice was observed at an oral dose of 15 mg/kg BID (AUC = 10.4 µM h). Plasma protein binding was moderately high. GNE-617 was stable to moderately stable in vitro. Main human metabolites identified in human hepatocytes were formed primarily by CYP3A4/5. Transporter studies suggested that GNE-617 is likely a substrate for MDR1 but not for BCRP. Simcyp® simulations suggested a low (CYP2C9 and CYP2C8) or moderate (CYP3A4/5) potential for drug-drug interactions. The potential for autoinhibition was low. Overall, GNE-617 exhibited acceptable preclinical properties and projected human PK and dose estimates | ||
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700 | 1 | |a Chou, Kang-Jye |e verfasserin |4 aut | |
700 | 1 | |a Dragovich, Peter S |e verfasserin |4 aut | |
700 | 1 | |a Le, Hoa |e verfasserin |4 aut | |
700 | 1 | |a Liang, Xiaorong |e verfasserin |4 aut | |
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700 | 1 | |a Wang, Leslie |e verfasserin |4 aut | |
700 | 1 | |a Wong, Susan |e verfasserin |4 aut | |
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