Greetings,
        There is a stain called Coriphosphene that stains pectins (and no
doubt some other cell wall polysaccharides). It can be handled pretty much
like rhodamine as far as excitation and emission.
        Hope this helps,
                        Tobias Baskin


>Hello:
>I am studying celular walls in potatoes during frying using laser
>scanning confocal
>microscopy in its fluorescence mode ( we have lasers of 488 and 514
>nm).  For this reason I need a fluorochrome specific for vegetable walls
>
>whose excitation wavelength be in the range of the lasers we have.    Do
>
>you know any fluorochrome for staining cellular capable of being excited
>
>by any of the mentioned lasers?  I will appreciate any help or
>information you give me.  Thanks in advance for your attention .
>
>
>--
>
>MSc Franco Pedreschi
>PhD Student
>Pontificia Universidad Católica de Chile
>Department of Chemical Engineering and Bioprocesses
>e-mail:[log in to unmask]
>Phone:(56-2)6864264
>Fax:(56-2)6865803


      _      ____   ^      __   ____   Tobias I. Baskin
     /  \   /      / \    /   \ \            University ofMissouri
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