Preferential Iron Trafficking Characterizes Glioblastoma Stem-like Cells
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Preferential Iron Trafficking Characterizes Glioblastoma Stem-like Cells. / Schonberg, David L; Miller, Tyler E; Wu, Qiulian; Flavahan, William A; Das, Nupur K; Hale, James S; Hubert, Christopher G; Mack, Stephen C; Jarrar, Awad M; Karl, Robert T; Rosager, Ann Mari; Nixon, Anne M; Tesar, Paul J; Hamerlik, Petra; Kristensen, Bjarne W; Horbinski, Craig; Connor, James R; Fox, Paul L; Lathia, Justin D; Rich, Jeremy N.
I: Cancer Cell, Bind 28, Nr. 4, 12.10.2015, s. 441-455.Publikation: Bidrag til tidsskrift › Tidsskriftartikel › Forskning › fagfællebedømt
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TY - JOUR
T1 - Preferential Iron Trafficking Characterizes Glioblastoma Stem-like Cells
AU - Schonberg, David L
AU - Miller, Tyler E
AU - Wu, Qiulian
AU - Flavahan, William A
AU - Das, Nupur K
AU - Hale, James S
AU - Hubert, Christopher G
AU - Mack, Stephen C
AU - Jarrar, Awad M
AU - Karl, Robert T
AU - Rosager, Ann Mari
AU - Nixon, Anne M
AU - Tesar, Paul J
AU - Hamerlik, Petra
AU - Kristensen, Bjarne W
AU - Horbinski, Craig
AU - Connor, James R
AU - Fox, Paul L
AU - Lathia, Justin D
AU - Rich, Jeremy N
N1 - Copyright © 2015 Elsevier Inc. All rights reserved.
PY - 2015/10/12
Y1 - 2015/10/12
N2 - Glioblastomas display hierarchies with self-renewing cancer stem-like cells (CSCs). RNA sequencing and enhancer mapping revealed regulatory programs unique to CSCs causing upregulation of the iron transporter transferrin, the top differentially expressed gene compared with tissue-specific progenitors. Direct interrogation of iron uptake demonstrated that CSCs potently extract iron from the microenvironment more effectively than other tumor cells. Systematic interrogation of iron flux determined that CSCs preferentially require transferrin receptor and ferritin, two core iron regulators, to propagate and form tumors in vivo. Depleting ferritin disrupted CSC mitotic progression, through the STAT3-FoxM1 regulatory axis, revealing an iron-regulated CSC pathway. Iron is a unique, primordial metal fundamental for earliest life forms, on which CSCs have an epigenetically programmed, targetable dependence.
AB - Glioblastomas display hierarchies with self-renewing cancer stem-like cells (CSCs). RNA sequencing and enhancer mapping revealed regulatory programs unique to CSCs causing upregulation of the iron transporter transferrin, the top differentially expressed gene compared with tissue-specific progenitors. Direct interrogation of iron uptake demonstrated that CSCs potently extract iron from the microenvironment more effectively than other tumor cells. Systematic interrogation of iron flux determined that CSCs preferentially require transferrin receptor and ferritin, two core iron regulators, to propagate and form tumors in vivo. Depleting ferritin disrupted CSC mitotic progression, through the STAT3-FoxM1 regulatory axis, revealing an iron-regulated CSC pathway. Iron is a unique, primordial metal fundamental for earliest life forms, on which CSCs have an epigenetically programmed, targetable dependence.
U2 - 10.1016/j.ccell.2015.09.002
DO - 10.1016/j.ccell.2015.09.002
M3 - Journal article
C2 - 26461092
VL - 28
SP - 441
EP - 455
JO - Cancer Cell
JF - Cancer Cell
SN - 1535-6108
IS - 4
ER -
ID: 364507536