On Wed, 25 Jan 1995, Rachel Teitelbaum wrote:
> > There are anumber of other mutations which are
> > protective for malaria and which are present in the african and mediteranean
> > populations and the high frequencies are thought to be maintained by
> > selection through the disease.
>>> Would thallisemia be included in these?
>
Yes, and there are several independent mutations which appear to give
rise to some protection against malaria.