Stromal cell-derived factor 1 is secreted by meningeal cells and acts as chemotactic factor on neuronal stem cells of the cerebellar external granular layer

Neuroscience ◽  
2002 ◽  
Vol 115 (1) ◽  
pp. 295-305 ◽  
Author(s):  
K Reiss ◽  
R Mentlein ◽  
J Sievers ◽  
D Hartmann
2009 ◽  
Vol 60 (3) ◽  
pp. 813-823 ◽  
Author(s):  
Toshiyuki Kitaori ◽  
Hiromu Ito ◽  
Edward M. Schwarz ◽  
Ryosuke Tsutsumi ◽  
Hiroyuki Yoshitomi ◽  
...  

2015 ◽  
Vol 21 (3-4) ◽  
pp. 594-602 ◽  
Author(s):  
Chih-Yuan Ho ◽  
Anita Sanghani ◽  
Jia Hua ◽  
Melanie Coathup ◽  
Priya Kalia ◽  
...  

Blood ◽  
2011 ◽  
Vol 118 (15) ◽  
pp. 4093-4101 ◽  
Author(s):  
Yiyue Zhang ◽  
Hao Jin ◽  
Li Li ◽  
F. Xiao-Feng Qin ◽  
Zilong Wen

Abstract The establishment of the HSC pool in vertebrates depends not only on the formation and the propagation of these stem cells but also on their proper trafficking among the defined hematopoietic organs. However, the physiologic mechanisms that regulate HSC mobilization remain elusive. Through analysis of the zebrafish cmyb mutant cmybhkz3, we show that the suppression of cMyb function abrogates larval and adult hematopoiesis, with concomitant accumulation of hematopoietic stem/progenitor cells (HSPCs) in their birthplace, the ventral wall of the dorsal aorta (VDA). Cell tracking and time-lapse recording reveal that the accumulation of HSPCs in cmybhkz3 mutants is caused by the impairment of HSPC egression from the VDA. Further analysis demonstrates that the HSPC migratory defects in cmybhkz3 mutants are at least partly because of adversely elevated levels of chemokine stromal cell-derived factor 1a (Sdf1a). Our study reveals that cMyb plays a hitherto unidentified role in dictating physiologic HSPC migration by modulating Sdf1a signaling.


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