Induction - I nduction Amber Tincher February 6 , 2008 I...

Info iconThis preview shows pages 1–5. Sign up to view the full content.

View Full Document Right Arrow Icon

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: I nduction Amber Tincher February 6 , 2008 I ntroduction I nduction : coordination in the construction of organs done by one group of cells changing the behavior of an adjacent set of cells, causing them to change their shape, mitotic rate, or fate. AKA: proximate interaction Two components: I nducer : tissue that produces a signal that changes the cellular behavior of the other tissue Responder : the tissue being induced *not all tissues respond to signals from inducer Optic Vesicle as an I nducer I f optic vesicle is placed in an ectopic location under the head ectoderm that ectoderm will form lens tissue I f optic vesicle is placed beneath ectoderm in trunk it will not form lens tissue Only head ectoderm is competent Competence: ability to respond to a specific inductive signal Competence and Pax6 Developing mammalian eye: Pax6 protein appears to be important in making the ectoderm competent to respond to the inductive signal from the optic vesicle....
View Full Document

Page1 / 11

Induction - I nduction Amber Tincher February 6 , 2008 I...

This preview shows document pages 1 - 5. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online