(none)

Michael Lichten lichten at helix.nih.gov
Mon Dec 16 09:26:44 EST 1996


In article <Pine.A32.3.91.961215181833.49688A-100000 at swan.uspnet.usp.br>,
fgdnobre at usp.br (Francisco G da Nobrega ib-bio 7588) wrote:

> Dear Sirs:
> 
> Could anyone comment on the possibility that a haploid strain like W303, 
> spontaneously (heterothalic lab strain) switches mating type and, as a 
> result, in old patches one may find diploid cells that could be induced 
> to sporulate.
> 

Highly unlikely.  Spontaneous mating-type switching in heterothallic
strains is usually at mitotic recombination levels (i.e. <10e-6).

-- 
Michael Lichten
lichten at helix.nih.gov



More information about the Yeast mailing list