Morphogenetic movements during cranial neural tube closure in the chick embryo and the effect of homocysteine

2005 ◽  
Vol 210 (2) ◽  
pp. 81-90 ◽  
Author(s):  
Madeleine R. Brouns ◽  
Lydia A. Afman ◽  
Bart A. M. VanHauten ◽  
Johan W. M. Hekking ◽  
Eleonore S. Köhler ◽  
...  
1967 ◽  
Vol 68 (1) ◽  
pp. 127-146 ◽  
Author(s):  
G. di Virgilio ◽  
N. Lavenda ◽  
J.L. Worden

2009 ◽  
Vol 327 (2) ◽  
pp. 327-338 ◽  
Author(s):  
Ana Rolo ◽  
Paul Skoglund ◽  
Ray Keller

1996 ◽  
Vol 207 (3) ◽  
pp. 309-318 ◽  
Author(s):  
Henny W.M. Van Straaten ◽  
Hennie C.J.P. Janssen ◽  
Marian C.E. Peeters ◽  
Andrew J. Copp ◽  
Johan W.M. Hekking

Development ◽  
1970 ◽  
Vol 23 (2) ◽  
pp. 463-471
Author(s):  
Carl-Olof Jacobson

The morphogenetic movements of the ectoderm during neurulation include: (1) the movements taking place within the neural plate, which becomes longer and more concentrated in a medio-lateral direction (Jacobson, 1962); and (2) those found in the lateral epidermis layer which, in an epibolic way, moves in a dorsal direction, thus exerting a pushing effect on the lateral edges of the neural plate (Lewis, 1947). The former is, to a great extent, realized by a change of form of the neuroepithelium cells, from cuboidal in early neurulae to the high columnar cells observed during later phases of neural-tube closure. In the epidermis, on the other hand, the case is the reverse. The dorsal spreading of the layer is made possible by a flattening of the cells. In a series of papers, Brachet and his group have show that β-mercaptoethanol (HSCH2·CH2OH; in this article, called ME) inhibits neurulation (for review, see Brachet, 1964).


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