The changes below were made to the article on the date noted. These changes have been incorporated in the article and the details are documented here.

8 September 2005:

In the first sentence of the discussion, the words "corneal epithelium" were changed to "stromal keratocytes". This changed the sentence from:

We have prepared a bitransgenic mouse line that expresses hFGF7 in corneal epithelium upon induction by doxycycline.

to:

We have prepared a bitransgenic mouse line that expresses hFGF7 in stromal keratocytes upon induction by doxycycline.