'Cell fates' diaporamas de présentation

Cell Movements of Early Zebrafish Development and Important Signaling Pathways

2.26k views • 34 slides

Current Model for how cells become neural Default state is neural

Current Model for how cells become neural Default state is neural Local secretion of BMPs by epidermis inhibits neural fate Local secretion of noggin, chordin by dorsal lip or mesoderm inhibits BMP signaling Inhibition of BMP signaling give rise to neural fate

465 views • 33 slides

Current Model for how cells become neural Default state is neural

Current Model for how cells become neural Default state is neural Local secretion of BMPs by epidermis inhibits neural fate Local secretion of noggin, chordin by dorsal lip or mesoderm inhibits BMP signaling Inhibition of BMP signaling give rise to neural fate

461 views • 33 slides

How does a fertilized egg become an animal?

How does a fertilized egg become an animal?. Clam egg and sperm. Developmental Biology is the study of a PROCESS whereby a single cell (the fertilized egg) divides and selectively activates expression of genes to produce a complex organism composed of many cell types. Ex ovo omnia!.

427 views • 31 slides