Current State of Developmental Biology Developmental Biology is an exciting and dynamic field. The... Current State of Developmental Biology Developmental Biology is an exciting and dynamic field. The... Left bottom: Paraxial mesoderm 1992. Agar x-gal iptg neutral red n-2880 ecoli tb-1 synthetic... Left bottom: Paraxial mesoderm, 1992. Agar, x-gal, iptg, neutral red n-2880, ecoli tb-1, synthetic... 0 μm Carnegie Embryo #6344 Location: 06-03-07 Keywords: caudal eminence gastrulation... 0 μm Carnegie Embryo #6344 | Location: 06-03-07 Keywords: caudal eminence , gastrulation... Fig. 4. Dominant-negative PAPC affects Paraxial mesoderm morphogenesis. Fig. 4. Dominant-negative PAPC affects Paraxial mesoderm morphogenesis. stage 9 stage 9 Paraxial mesoderm Intermediate mesoderm Lateral plate mesoderm Chordal process Paraxial mesoderm Intermediate mesoderm Lateral plate mesoderm Chordal process Of the three blocks pf mesoderm only the Paraxial mesoderm is segmented.   The segments are termed... Of the three blocks pf mesoderm only the Paraxial mesoderm is segmented.   The segments are termed... stage 17 stage 17 stage 24 stage 24 Fig. 5. DN-PAPC mRNA inhibits animal cap extension by activin. Fig. 5. DN-PAPC mRNA inhibits animal cap extension by activin. stage 6 stage 6 stage 23 stage 23 stage 20 stage 20 Paraxial mesoderm Intermediate mesoderm Lateral plate mesoderm Neural groove Ectoblast ... Paraxial mesoderm Intermediate mesoderm Lateral plate mesoderm Neural groove Ectoblast ... stage 22 stage 22 stage 13 stage 13 F IG. 59– Human embryo between eighteen and twenty-one days old. (His.) ( See enlarged image ) F IG. 59– Human embryo between eighteen and twenty-one days old. (His.) ( See enlarged image ) stage 19 stage 19 stage 21 stage 21 4.7 Chick at 56 hours Torsion has occurred so the chick's head is resting sideways on the yolk... 4.7 Chick at 56 hours Torsion has occurred so the chick's head is resting sideways on the yolk... 0 μm Carnegie Embryo #836 Location: 10-01-06 Keywords: C-7 spinal ganglion primordium aorta ... 0 μm Carnegie Embryo #836 | Location: 10-01-06 Keywords: C-7 spinal ganglion primordium , aorta ,... stage 21 stage 21 Neural tube Amniotic cavity Paraxial mesoderm Intermediate mesoderm Yolk sac (umbilical vesicle) Neural tube Amniotic cavity Paraxial mesoderm Intermediate mesoderm Yolk sac (umbilical vesicle) stage 25 stage 25 stage 21 stage 21 stage 19 stage 19 stage 10 stage 10
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