1 s migrate on a dorsal pathway lateral to the dermamyotome.

2 e periphery, collapsin-1 is expressed in the dermamyotome and in ectoderm and epidermis.

3 be and from the notochord/floorplate specify dermamyotome and sclerotome, respectively.

4 he MSA on a dorsolateral pathway between the dermamyotome and the overlying epithelium.

5 e precise tissues that initially specify the dermamyotome, and later the myotome from it, have been c

6 Second, if we ablate the dorsal neural tube, dermamyotomes are absent in the majority of embryos.

7  between the notochord and ventral somite, a dermamyotome develops from the sclerotome that is proxim

8         In our model, the positioning of the dermamyotome dorsally is due to the absence or reduced l

9 nipulations in the chick embryo to show that dermamyotome formation is regulated by interactions with

10 all of which have been postulated to control dermamyotome formation or to induce myogenesis, either f

11 st cells have all been proposed to influence dermamyotome formation or to regulate myocyte differenti

12 ollowing ablation of the entire neural tube, dermamyotome formation still proceeds adjacent to the do

13 at Slits, most likely those expressed in the dermamyotome, help to confine the migration of early cre

14 es around its dorsoventral axis, a secondary dermamyotome is induced from what would normally have de

15 tent than the dorsal neural tube in inducing dermamyotome, it does nonetheless possess some dermamyot

16 anglia, the notochord lying medially and the dermamyotomes lying laterally, are sources of secreted m

17 Here we show that Slits are expressed in the dermamyotome, that early migrating crest cells express t

18 contributes to the repellent activity of the dermamyotome, the nature of the activity secreted by the

19   The dorsal portion of the somite forms the dermamyotome, which gives rise to the dermis and axial m

20  confined to a ventral pathway medial to the dermamyotome while later cells migrate on a dorsal pathw