surface ectoderm造句
例句與造句
- By the 10 mm stage, the lens vesicle has completely separated from the surface ectoderm.
- Then, FGF10 in the lateral plate mesoderm signals to the surface ectoderm to create the AER, which expresses FGF8.
- Several layers such as the neural tube, neural crest, surface ectoderm, and mesoderm contribute to the development of the eye.
- As the placode continues to deepen, the opening to the surface ectoderm constricts and the lens cells forms a structure known as the lens vesicle.
- In vertebrates, the ectoderm has three parts : external ectoderm ( also known as surface ectoderm ), the neural crest, and neural tube.
- It's difficult to find surface ectoderm in a sentence. 用surface ectoderm造句挺難的
- Specifically, the eye is derived from the neuroepithelium, surface ectoderm, and the extracellular mesenchyme which consists of both the neural crest and mesoderm.
- Optic vesicles are outgrowings of the brain which make contact with the surface ectoderm and this contact induces changes necessary for further development of the eye.
- The surface ectoderm develops into : nails, lens of the eye, sebaceous glands, cornea, tooth enamel, the epithelium of the mouth and nose.
- At these positions, the induction of cell outgrowth is thought to be mediated by a positive feedback loop of fibroblast growth factors ( FGFs ) between the intermediate mesoderm, the lateral plate mesoderm and the surface ectoderm.
- What happens is ( 1 ) light sensitive layer balloons laterally, forming a vesicle, ( 2 ) surface ectoderm is modified to form a lens, and ( 3 ) the extraocular muscles are formed from the mesoderm and the neural crest.