scholarly journals Sex-specific timing of meiotic initiation is regulated by Cyp26b1 independent of retinoic acid signalling

2011 ◽  
Vol 2 (1) ◽  
Author(s):  
Sandeep Kumar ◽  
Christina Chatzi ◽  
Thomas Brade ◽  
Thomas J. Cunningham ◽  
Xianling Zhao ◽  
...  

2011 ◽  
Vol 356 (1) ◽  
pp. 193
Author(s):  
Sandeep Kumar ◽  
Christina Chatzi ◽  
Thomas Brade ◽  
Thomas Cunningham ◽  
Xianling Zhao ◽  
...  


2006 ◽  
Vol 103 (8) ◽  
pp. 2474-2479 ◽  
Author(s):  
J. Koubova ◽  
D. B. Menke ◽  
Q. Zhou ◽  
B. Capel ◽  
M. D. Griswold ◽  
...  


Development ◽  
1995 ◽  
Vol 121 (3) ◽  
pp. 681-691
Author(s):  
W.H. Chen ◽  
G.M. Morriss-Kay ◽  
A.J. Copp

A role for all-trans-retinoic acid in spinal neurulation is suggested by: (1) the reciprocal domains of expression of the retinoic acid receptors RAR-beta and RAR-gamma in the region of the closed neural tube and open posterior neuropore, respectively, and (2) the preventive effect of maternally administered retinoic acid (5 mg/kg) on spinal neural tube defects in curly tail (ct/ct) mice. Using in situ hybridisation and computerised image analysis we show here that in ct/ct embryos, RAR-beta transcripts are deficient in the hindgut endoderm, a tissue whose proliferation rate is abnormal in the ct mutant, and RAR-gamma transcripts are deficient in the tail bud and posterior neuropore region. The degree of deficiency of RAR-gamma transcripts is correlated with the severity of delay of posterior neuropore closure. As early as 2 hours following RA treatment at 10 days 8 hours post coitum, i.e. well before any morphogenetic effects are detectable, RAR-beta expression is specifically upregulated in the hindgut endoderm, and the abnormal expression pattern of RAR-gamma is also altered. These results suggest that the spinal neural tube defects which characterise the curly tail phenotype may be due to interaction between the ct gene product and one or more aspects of the retinoic acid signalling pathway.



Author(s):  
Mongey Róisín ◽  
Sally Yunsun Kim ◽  
Diana Van Der Plaat ◽  
Cosetta Minelli ◽  
Charlotte Dean ◽  
...  


Eureka ◽  
2010 ◽  
Vol 1 (1) ◽  
pp. 11-19
Author(s):  
Braden Teitge

Retinoic acid signalling plays a critical role during zebrafish development.  The teratogenic effects of retinoic acid have been demonstrated by embryonic deformation resulting from insufficient or excessive levels of this vitamin A derivative.  During embryogenesis, bone morphogenetic proteins are closely linked to the physiological interpretation of RA gradients, particularly in the hindbrain.  We describe an uncharacterized gene, Bmpr1bb, as being significantly downregulated in response to retinoic acid treatment.  In situ expression demonstrates that Bmpr1bb is expressed ubiquitously at 10hpf, and is slowly downregulated until 48hpf where the expression is concentrated in the hindbrain.  We propose that Bmpr1bb is a downstream target of RA signalling, strongly downregulated during embryogenesis and specified to a specific region of the hindbrain.



2020 ◽  
Vol 289 ◽  
pp. 113379
Author(s):  
Cheng Peng ◽  
Qing Wang ◽  
Jiaxing Chen ◽  
Huirong Yang ◽  
Wenrui Zhang ◽  
...  


PLoS ONE ◽  
2019 ◽  
Vol 14 (11) ◽  
pp. e0224628 ◽  
Author(s):  
Sung-Min Kim ◽  
Toshifumi Yokoyama ◽  
Dylan Ng ◽  
Ferhat Ulu ◽  
Yukiko Yamazaki


Development ◽  
2012 ◽  
Vol 139 (5) ◽  
pp. 843-858 ◽  
Author(s):  
M. Rhinn ◽  
P. Dolle


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