In article <3714FFB8.4F0C4294 at umich.edu>,
Richard Norman <rnorman at umich.edu> wrote:
> I don't remember what this thread was originally called,
> it has scrolled off my news group, but I have found
> some new info.
>It was called "CREB?". It was I who spawned it. Thank you for looking.
>> "Fundamental Neuroscience" (Zigmond, Bloom, Landis, Roberts
> and Squire, Academic Press, 1999) refers to this notion in
> Box 2.5 on page 19, "How to turn a lobster into a vertebrate".
>> It attributes the notion of inversion of the dorsoventral axis
> to E Geoffroy Saint-Hilaire in 1822. It also cites recent
> studies on the patterning of the dorsoventral axis in the
> "Urbilateria", a precursor and common ancestor of arthropods
> and chordates:
>Was this discussed as a "flatworm ancestor"?
>> DeRobertis, E.M. and Y. Sasai, A common plan for dorsoventral
> patterning in Bilateria. Nature 380:37-40(1996)
>> Hogan, B.L.M. Upside-down ideas vindicated. Nature 376:210-211
Thank you for the references, Richard. Geoffroy wasn't so far off the mark, I
guess. Too bad those scientists way back when couldn't enjoy the molecular
techniques used today. Of course 100-200 years from now, people might be
saying similar things about the scientific greats of our time.
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