scholarly journals Wnt/B-catenin signalling facilitates cell fate decision making in the early mouse embryo

2017 ◽  
Vol 145 ◽  
pp. S159 ◽  
Author(s):  
Elena Corujo-Simon ◽  
Joaquin Lilao-Garzon ◽  
Silvia Muñoz-Descalzo
2019 ◽  
Vol 100 (5) ◽  
pp. 1129-1131
Author(s):  
Ying Zhang ◽  
Enkui Duan

genesis ◽  
2013 ◽  
Vol 51 (4) ◽  
pp. 219-233 ◽  
Author(s):  
Nadine Schrode ◽  
Panagiotis Xenopoulos ◽  
Anna Piliszek ◽  
Stephen Frankenberg ◽  
Berenika Plusa ◽  
...  

Author(s):  
N. T. Chartier ◽  
A. Mukherjee ◽  
J. Pfanzelter ◽  
S. Fürthauer ◽  
B. T. Larson ◽  
...  

AbstractOocytes are large and resourceful. During oogenesis some germ cells grow, typically at the expense of others that undergo apoptosis. How germ cells are selected to live or die out of a homogeneous population remains unclear. Here we show that this cell fate decision in C. elegans is mechanical and related to tissue hydraulics. Germ cells become inflated when the pressure inside them is lower than in the common cytoplasmic pool. This condition triggers a hydraulic instability which amplifies volume differences and causes some germ cells to grow and others to shrink. Shrinking germ cells are extruded and die, as we demonstrate by reducing germ cell volumes via thermoviscous pumping. Together, this reveals a robust mechanism of mechanochemical cell fate decision making in the germline.


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