IPTG (isopropyl b-D-1-thiogalactopyranoside) 

X-gal (5-bromo4-chloro-3-indolyl-b-D-galactopyranoside). When acted on by that enzyme, X-gal releases a blue color that makes it useful as substrate in assays.

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#Id: 1052

#Unit 5. Developmental Biology

Hox9 and Hox10 paralogues specify the stylopod

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#Id: 1053

#Unit 5. Developmental Biology

Hox11 paralogues specify the zeugopod

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#Id: 1054

#Unit 5. Developmental Biology

Hox12 and Hox13 paralogues specify the autopod.

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#Id: 1055

#Unit 5. Developmental Biology

AER of the fin bud changes into an apical ectodermal fold that promotes fin ray development.

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#Id: 1056

#Unit 5. Developmental Biology

Limb field represents a “harmonious equipotent system” wherein a cell can be instructed to form any part of the limb.

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#Id: 1057

#Unit 5. Developmental Biology

The gene encoding Tbx5 is transcribed in limb fields of the forelimbs.