looking for phosphatase minus strain

[Despinoza at cuny.campus.mci.net]

Hi, I would like to get a S. cerevisiae strain that does not secrete
phosphatases (or a PHO5 / PHO3 knock out). Any help would be really
appreciated.

Thanks


Daniel Espinoza
Biology-CUNY
despinoza at cuny.campus.mci.net
lab phone #: (718) 494 5197