What does sorbitol in yeast SD medium?

[Frederik Boernke]

Hi all!

What does sorbitol in yeast SD medium ?

Thanks
Ricky 

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Frederik Boernke
Research Group of  Molecular Plant Physiologie
Institute for Plant Genetics and Crop Plant Research (IPK)
Corrensstr. 3
06466 Gatersleben
Tel.  039482 -5 321
Fax. 039482 -5 515
e-mail: boernke at ipk-gatersleben.de
http://www.ipk-gatersleben.de