The American journal of gastroenterology
Authors: Ganger DR, Rule J, Rakela J, Bass N, Reuben A, Stravitz RT, Sussman N, Larson AM, James L, Chiu C, Lee WM
ERJ open research
Authors: Tsui JL, Estrada OA, Deng Z, Wang KM, Law CS, Elicker BM, Jones KD, Dell SD, Gudmundsson G, Hansdottir S, Helfgott SM, Volpi S, Gattorno M, Waterfield MR, Chan AY, Chung SA, Ley B, Shum AK
Volume 23 of Issue 13 | Cell reports
Authors: Makarewich CA, Baskin KK, Munir AZ, Bezprozvannaya S, Sharma G, Khemtong C, Shah AM, McAnally JR, Malloy CR, Szweda LI, Bassel-Duby R, Olson EN
Micropeptide regulator of β-oxidation (MOXI) is a conserved muscle-enriched protein encoded by an RNA transcript misannotated as non-coding. MOXI localizes to the inner mitochondrial membrane where it associates with the mitochondrial trifunctional protein, an enzyme complex that plays a critical role in fatty acid β-oxidation. Isolated heart and skeletal muscle mitochondria from MOXI knockout mice exhibit a diminished ability to metabolize fatty acids, while transgenic MOXI overexpression leads to enhanced β-oxidation. Additionally, hearts from MOXI knockout mice preferentially oxidize carbohydrates over fatty acids in an isolated perfused heart system compared to wild-type (WT) animals. MOXI knockout mice also exhibit a profound reduction in exercise capacity, highlighting the role of MOXI in metabolic control. The functional characterization of MOXI provides insight into the regulation of mitochondrial metabolism and energy homeostasis and underscores the regulatory potential of additional micropeptides that have yet to be identified.
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Blood advances
Authors: Wu V, Moshier E, Leng S, Barlogie B, Cho HJ, Jagannath S, Madduri D, Mazumdar M, Parekh S, Chari A
BMC nephrology
Authors: Orlandi PF, Fujii N, Roy J, Chen HY, Lee Hamm L, Sondheimer JH, He J, Fischer MJ, Rincon-Choles H, Krishnan G, Townsend R, Shafi T, Hsu CY, Kusek JW, Daugirdas JT, Feldman HI
BMC public health
Authors: Boccia D, Rudgard W, Shrestha S, Lönnroth K, Eckhoff P, Golub J, Sanchez M, Maciel E, Rasella D, Shete P, Pedrazzoli D, Houben R, Chang S, Dowdy D
Blood advances
Authors: Hogan LE, Körner C, Hobbs K, Simoneau CR, Thanh C, Gibson EA, Palmer CD, Pandit A, Marty FM, Kuritzkes DR, Jost S, Ritz J, Henrich TJ
Medical teacher
Authors: Kinnear B, Warm EJ, Hauer KE
PloS one
Authors: Jakubowski A, Snyman K, Kwarisiima D, Sang N, Burger R, Balzer L, Clark T, Chamie G, Shade S, Cohen C, Bukusi E, Charlebois E, Kamya M, Petersen M, Havlir D, Thirumurthy H
Annals of internal medicine
Authors: Chang JL, Tsai AC, Musinguzi N, Haberer JE, Boum Y, Muzoora C, Bwana M, Martin JN, Hunt PW, Bangsberg DR, Siedner MJ