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Small-molecule inhibitor of OGG1 suppresses proinflammatory gene expression and inflammation
Author(s) -
Torkild Visnes,
Armando CázaresKörner,
Wenjing Hao,
Olov Wallner,
Geoffrey Masuyer,
Olga Loseva,
Oliver Mortusewicz,
Elisée Wiita,
Antonio Sarno,
Aleksandr Manoilov,
Juan AstorgaWells,
AnnSofie Jemth,
Lang Pan,
Kumar Sanjiv,
Stella Karsten,
Camilla Göktürk,
Maurice Grube,
Evert Homan,
Bishoy Hanna,
Cynthia B. J. Paulin,
Therese Pham,
Azita Rasti,
Ulrika Warpman Berglund,
Catharina Von Nicolai,
Carlos BenítezBuelga,
Tobias Koolmeister,
Dag Ivanic,
Petar Iliev,
Martin Scobie,
Hans E. Krokan,
Paweł Baranczewski,
Per Artursson,
Mikael Altun,
Annika Jenmalm Jensen,
Christina Kalderén,
Xueqing Ba,
Roman A. Zubarev,
Pål Stenmark,
István Boldogh,
Thomas Helleday
Publication year - 2018
Publication title -
science
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 12.556
H-Index - 1186
eISSN - 1095-9203
pISSN - 0036-8075
DOI - 10.1126/science.aar8048
Subject(s) - proinflammatory cytokine , inflammation , dna glycosylase , dna damage , dna , dna repair , tumor necrosis factor alpha , reactive oxygen species , guanine , gene expression , biology , promoter , microbiology and biotechnology , chemistry , gene , immunology , biochemistry , nucleotide
DNA binding as an anti-inflammatory Mice that lack the gene encoding 8-oxoguanine DNA glycosylase 1 (OGG1) show resistance to inflammation. This enzyme binds to sites of oxidative DNA damage and initiates DNA base excision repair. Visneset al. developed a small-molecule drug that acts as a potent and selective active-site inhibitor that stops OGG1 from recognizing its DNA substrate (see the Perspective by Samson). The drug inhibited DNA repair and modified OGG1 chromatin dynamics, which resulted in the inhibition of proinflammatory pathway genes. The drug was well tolerated by mice and suppressed lipopolysaccharide- and tumor necrosis factor–α–mediated neutrophilic inflammation in the lungs.Science , this issue p.834 ; see also p.748

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