Cell surface sialylation and fucosylation are regulated by the cell recognition molecule L1 via PLCgamma and cooperate to modulate embryonic stem cell survival and proliferation.

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Cell surface sialylation and fucosylation are regulated by the cell recognition molecule L1 via PLCgamma and cooperate to modulate embryonic stem cell survival and proliferation. / Li, Ya-Li; Wu, Guang-Zhi; Zeng, Li; Dawe, Gavin S; Sun, Li; Loers, Gabriele; Tilling, Thomas; Cui, Shu-Sen; Schachner, Melitta; Xiao, Zhi-Cheng.

in: FEBS LETT, Jahrgang 583, Nr. 4, 4, 2009, S. 703-710.

Publikationen: SCORING: Beitrag in Fachzeitschrift/ZeitungSCORING: ZeitschriftenaufsatzForschungBegutachtung

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Bibtex

@article{3d1c6e8f1cf049afbbec5a5a7573c4b4,
title = "Cell surface sialylation and fucosylation are regulated by the cell recognition molecule L1 via PLCgamma and cooperate to modulate embryonic stem cell survival and proliferation.",
abstract = "Cell surface glycosylation patterns are markers of cell type and status. However, the mechanisms regulating surface glycosylation patterns remain unknown. Using a panel of carbohydrate markers, we have shown that cell surface sialylation and fucosylation are upregulated in L1-transfected embryonic stem cells (L1-ESCs). Consistently, the mRNA levels of sialyltransferase ST6Gal1 and ST3Gal4, and fucosyltransferase FUT9 were significantly increased in L1-transfected ESCs. Activation of L1 signaling promoted cell survival and inhibited cell proliferation. ShRNAs knocking down FUT9, ST6Gal1 and ST3Gal4 blocked these effects. A phospholipase Cgamma (PLCgamma) inhibitor and shRNA reduced ST6Gal1, ST3Gal4 and FUT9 mRNA levels in the L1-ESCs. Thus, embryonic stem cell surface sialylation and fucosylation are regulated via PLCgamma by L1, with which they cooperate to modulate cell survival and proliferation.",
author = "Ya-Li Li and Guang-Zhi Wu and Li Zeng and Dawe, {Gavin S} and Li Sun and Gabriele Loers and Thomas Tilling and Shu-Sen Cui and Melitta Schachner and Zhi-Cheng Xiao",
year = "2009",
language = "Deutsch",
volume = "583",
pages = "703--710",
journal = "FEBS LETT",
issn = "0014-5793",
publisher = "Elsevier",
number = "4",

}

RIS

TY - JOUR

T1 - Cell surface sialylation and fucosylation are regulated by the cell recognition molecule L1 via PLCgamma and cooperate to modulate embryonic stem cell survival and proliferation.

AU - Li, Ya-Li

AU - Wu, Guang-Zhi

AU - Zeng, Li

AU - Dawe, Gavin S

AU - Sun, Li

AU - Loers, Gabriele

AU - Tilling, Thomas

AU - Cui, Shu-Sen

AU - Schachner, Melitta

AU - Xiao, Zhi-Cheng

PY - 2009

Y1 - 2009

N2 - Cell surface glycosylation patterns are markers of cell type and status. However, the mechanisms regulating surface glycosylation patterns remain unknown. Using a panel of carbohydrate markers, we have shown that cell surface sialylation and fucosylation are upregulated in L1-transfected embryonic stem cells (L1-ESCs). Consistently, the mRNA levels of sialyltransferase ST6Gal1 and ST3Gal4, and fucosyltransferase FUT9 were significantly increased in L1-transfected ESCs. Activation of L1 signaling promoted cell survival and inhibited cell proliferation. ShRNAs knocking down FUT9, ST6Gal1 and ST3Gal4 blocked these effects. A phospholipase Cgamma (PLCgamma) inhibitor and shRNA reduced ST6Gal1, ST3Gal4 and FUT9 mRNA levels in the L1-ESCs. Thus, embryonic stem cell surface sialylation and fucosylation are regulated via PLCgamma by L1, with which they cooperate to modulate cell survival and proliferation.

AB - Cell surface glycosylation patterns are markers of cell type and status. However, the mechanisms regulating surface glycosylation patterns remain unknown. Using a panel of carbohydrate markers, we have shown that cell surface sialylation and fucosylation are upregulated in L1-transfected embryonic stem cells (L1-ESCs). Consistently, the mRNA levels of sialyltransferase ST6Gal1 and ST3Gal4, and fucosyltransferase FUT9 were significantly increased in L1-transfected ESCs. Activation of L1 signaling promoted cell survival and inhibited cell proliferation. ShRNAs knocking down FUT9, ST6Gal1 and ST3Gal4 blocked these effects. A phospholipase Cgamma (PLCgamma) inhibitor and shRNA reduced ST6Gal1, ST3Gal4 and FUT9 mRNA levels in the L1-ESCs. Thus, embryonic stem cell surface sialylation and fucosylation are regulated via PLCgamma by L1, with which they cooperate to modulate cell survival and proliferation.

M3 - SCORING: Zeitschriftenaufsatz

VL - 583

SP - 703

EP - 710

JO - FEBS LETT

JF - FEBS LETT

SN - 0014-5793

IS - 4

M1 - 4

ER -