ライフサイエンスコーパス: germ band

1 , mechanical role that aids uncurling of the germ band.

2 tiated disk of cells at the posterior of the germ band.

3 form early in the posterior-most part of the germ band.

4 ioserosa epithelium over the tail end of the germ band.

5 ybird homeobox genes within this area of the germ band.

6 tor (INR) functions downstream of hnt in the germ band.

7 gion where the mutant fails to adhere to the germ band.

8 emarcates the procephalon from the segmented germ band.

9 However, they fail to retract their germ bands.

10 In addition, the germ band and amnioserosa move as one coherent sheet, an

11 mid retraction, segments in the curve of the germ band are under anisotropic tension.

12 nt to drive retraction, but can support some germ band cell elongation and is thus not a full phenoco

13 ian, Pseudooides, indicates a unique mode of germ-band development.

14 erm band extension, cells within the lateral germ band do not intercalate.

15 model in which the amnioserosa "pushes" the germ band during retraction.

16 ceded major morphogenetic movements, such as germ band elongation and dorsal closure.

17 d in the ~32h between gastrulation and early germ band elongation, and is likely to require zygotic r

18 During germ band elongation, widespread decapentaplegic (dpp) e

19 anogaster embryos (prior to the beginning of germ-band elongation); similarities and differences in g

20 rly blastoderm stage and subsequently during germ-band elongation.

21 es of ftz expression during gastrulation and germ-band elongation.

22 ing the proportions of segments in elongated germ-band embryos.

23 Later, in germ band-extended embryos, Snail is also expressed in m

24 posterior ectoderm expression begins during germ band extension and continues throughout development

25 sion of Drosophila SPP was first apparent at germ band extension, and in late embryos it was robust i

26 derm stripes, minor stripe expression during germ band extension, and later expression in the lateral

27 g time-lapse recordings that, in contrast to germ band extension, cells within the lateral germ band

28 At maximum germ band extension, dpp dorsal ectoderm expression beco

29 ve cell-cell intercalation during Drosophila germ band extension, has no effect on streak formation,

30 After germ band extension, the cells of the Drosophila ventral

31 Drosophila germ-band extension (GBE) is one example, which requires

32 traembryonic membrane (amnioserosa) prior to germ-band extension and continues in these tissues beyon

33 lus expression begins around stage 9 at full germ-band extension in a subset of mesodermal cells orga

34 During germ-band extension, Decapentaplegic (Dpp) signals from

35 However, following germ-band extension, there is a premature loss of the am

36 omes anisotropic as cells intercalate during germ-band extension.

37 he dorsal mesoderm of host embryos following germ-band extension.

38 n have a normal body plan and undergo normal germ-band extension.

39 BS, shortly before the dramatic movements of germ band flexure, when the left and right halves of the

40 The structure of the developing germ band in another bilaterian, Pseudooides, indicates

41 the patterning of the dorsolateral embryonic germ band in response to Dpp signals.

42 terior patterning gene functions in two long germ band insects, Nasonia and Drosophila.

43 In Tribolium and other intermediated germ band insects, the anterior segments of the embryo a

44 to derive the AP patterning, as seen in long germ-band insects that express their Hox genes simultane

45 ich is appropriate for vertebrates and short germ-band insects, the algorithm creates gene expression

46 ed cells of the amnioserosa contract and the germ band moves so it is only on one side of the embryo.

47 rized the cellular processes associated with germ band retraction (GBR) in the Drosophila embryo.

48 Ecdysone signaling is required for germ band retraction and head involution, morphogenetic

49 (betaPS) null embryos, including failure in germ band retraction and muscle detachment.

50 tion and regression are contemporaneous with germ band retraction and shortening, respectively, sugge

51 As germ band retraction commences, one tissue, the germ ban

52 equired for maintaining dpp expression after germ band retraction in the dorsal ectoderm.

53 Germ band retraction involves a dramatic rearrangement o

54 During germ band retraction, CC progenitors increase in number

55 r than in wild type embryos by completion of germ band retraction.

56 the combinatorial enhancer and begins during germ band retraction.

57 dorsal ectoderm expression initiates during germ band retraction.

58 e adjacent to the epidermis-is necessary for germ band retraction.

59 hnt must function in a pathway that controls germ band retraction.

60 nd the endodermal midgut prior to and during germ band retraction.

61 smic and does not accumulate in nuclei until germ band retraction.

62 scuss a possible role for the amnioserosa in germ-band retraction in light of these mutants' unretrac

63 Here, we show that germ-band retraction in the Drosophila embryo, during wh

64 defects, suggesting that hindsight's role in germ-band retraction is permissive rather than instructi

65 First, hindsight's function in germ-band retraction may be limited to maintenance of th

66 ion of hindsight in the early embryo rescues germ-band retraction without producing dominant gain-of-

67 of the amnioserosa results in the failure of germ-band retraction, implicating amnioserosal expressio

68 a role for this spreading in the process of germ-band retraction.

69 c midgut can be eliminated without affecting germ-band retraction.

70 cell shape changes and movements that drive germ-band retraction.

71 the cell shape changes and movements during germ-band retraction.

72 es in these tissues beyond the completion of germ-band retraction.

73 As the germ band shortens in Drosophila melanogaster embryos, c

74 ey also suggest that, in both short and long germ-band species, oenocytes are induced from a Spalt ma

75 During the extended germ band stage the protein remains predominantly cytopl

76 During the extended germ band stage, CC progenitor cells form a paired clust

77 lusters in opisthosomal segments 2-6 at late germ band stages.

78 nes simultaneously, from the ancestral short germ-band system.

79 s to and migrates over the caudal end of the germ band via lamellipodia.

80 eum, which become stripes at the base of the germ band where segments are emerging.

81 convergence and extension of the Drosophila germ-band, where polarity within the plane of the embryo

82 m band retraction commences, one tissue, the germ band, wraps around another, the amnioserosa.