SIRT5 Is a Druggable Metabolic Vulnerability in Acute Myeloid Leukemia
Publikation: Bidrag til tidsskrift › Kommentar/debat › Forskning › fagfællebedømt
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SIRT5 Is a Druggable Metabolic Vulnerability in Acute Myeloid Leukemia. / Yan, Dongqing; Franzini, Anca; Pomicter, Anthony D.; Halverson, Brayden J.; Antelope, Orlando; Mason, Clinton C.; Ahmann, Jonathan M.; Senina, Anna V.; Vellore, Nadeem A.; Jones, Courtney L.; Zabriskie, Matthew S.; Than, Hein; Xiao, Michael J.; van Scoyk, Alexandria; Patel, Ami B.; Clair, Phillip M.; Heaton, William L.; Owen, Shawn C.; Andersen, Joshua L.; Egbert, Christina M.; Reisz, Julie A.; D'Alessandro, Angelo; Cox, James E.; Gantz, Kevin C.; Redwine, Hannah M.; Iyer, Siddharth M.; Khorashad, Jamshid S.; Rajabi, Nima; Olsen, Christian A.; O'Hare, Thomas; Deininger, Michael W.
I: Cancer Discovery, Bind 2, Nr. 3, 2021, s. 266-287.Publikation: Bidrag til tidsskrift › Kommentar/debat › Forskning › fagfællebedømt
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TY - JOUR
T1 - SIRT5 Is a Druggable Metabolic Vulnerability in Acute Myeloid Leukemia
AU - Yan, Dongqing
AU - Franzini, Anca
AU - Pomicter, Anthony D.
AU - Halverson, Brayden J.
AU - Antelope, Orlando
AU - Mason, Clinton C.
AU - Ahmann, Jonathan M.
AU - Senina, Anna V.
AU - Vellore, Nadeem A.
AU - Jones, Courtney L.
AU - Zabriskie, Matthew S.
AU - Than, Hein
AU - Xiao, Michael J.
AU - van Scoyk, Alexandria
AU - Patel, Ami B.
AU - Clair, Phillip M.
AU - Heaton, William L.
AU - Owen, Shawn C.
AU - Andersen, Joshua L.
AU - Egbert, Christina M.
AU - Reisz, Julie A.
AU - D'Alessandro, Angelo
AU - Cox, James E.
AU - Gantz, Kevin C.
AU - Redwine, Hannah M.
AU - Iyer, Siddharth M.
AU - Khorashad, Jamshid S.
AU - Rajabi, Nima
AU - Olsen, Christian A.
AU - O'Hare, Thomas
AU - Deininger, Michael W.
N1 - Publisher Copyright: ©2021 American Association for Cancer Research.
PY - 2021
Y1 - 2021
N2 - We discovered that the survival and growth of many primary acute myeloid leukemia (AML) samples and cell lines, but not normal CD34+ cells, are dependent on SIRT5, a lysine deacylase implicated in regulating multiple metabolic pathways. Dependence on SIRT5 is genotype agnostic and extends to RAS- and p53-mutated AML. Results were comparable between SIRT5 knockdown and SIRT5 inhibition using NRD167, a potent and selective SIRT5 inhibitor. Apoptosis induced by SIRT5 disruption is preceded by reductions in oxidative phosphorylation and glutamine utilization, and an increase in mitochondrial superoxide that is attenuated by ectopic superoxide dismutase 2. These data indicate that SIRT5 controls and coordinates several key metabolic pathways in AML and implicate SIRT5 as a vulnerability in AML. SIGNIFICANCE: Reducing SIRT5 activity is detrimental to the survival of AML cells regardless of genotype, yet well tolerated by healthy hematopoietic cells. In mouse models, disrupting SIRT5 inhibits AML progression. SIRT5 controls several metabolic pathways that are required for leukemia cell survival. These results identify SIRT5 as a therapeutic target in AML.See related commentary by Li and Melnick, p. 198.
AB - We discovered that the survival and growth of many primary acute myeloid leukemia (AML) samples and cell lines, but not normal CD34+ cells, are dependent on SIRT5, a lysine deacylase implicated in regulating multiple metabolic pathways. Dependence on SIRT5 is genotype agnostic and extends to RAS- and p53-mutated AML. Results were comparable between SIRT5 knockdown and SIRT5 inhibition using NRD167, a potent and selective SIRT5 inhibitor. Apoptosis induced by SIRT5 disruption is preceded by reductions in oxidative phosphorylation and glutamine utilization, and an increase in mitochondrial superoxide that is attenuated by ectopic superoxide dismutase 2. These data indicate that SIRT5 controls and coordinates several key metabolic pathways in AML and implicate SIRT5 as a vulnerability in AML. SIGNIFICANCE: Reducing SIRT5 activity is detrimental to the survival of AML cells regardless of genotype, yet well tolerated by healthy hematopoietic cells. In mouse models, disrupting SIRT5 inhibits AML progression. SIRT5 controls several metabolic pathways that are required for leukemia cell survival. These results identify SIRT5 as a therapeutic target in AML.See related commentary by Li and Melnick, p. 198.
U2 - 10.1158/2643-3230.BCD-20-0168
DO - 10.1158/2643-3230.BCD-20-0168
M3 - Comment/debate
C2 - 34027418
AN - SCOPUS:85110992902
VL - 2
SP - 266
EP - 287
JO - Cancer Discovery
JF - Cancer Discovery
SN - 2159-8274
IS - 3
ER -
ID: 286502646