[Taxacom] Founder effect in Covid-19 evolution (and infectivity)

Luis POPA popaluis at antipa.ro
Mon Dec 21 03:00:14 CST 2020


Hi All,
Wouldn't isolation of the host populations (individuals) put a selective 
pressure on the virus exactly in the direction of selecting more 
contagious strains?
luis

Luis Popa, Ph.D.
Senior Scientist
General Director
"Grigore Antipa" National Museum of Natural History
Sos. Kiseleff No. 1
Bucharest  011341
ROMANIA
Tel: 004 021 312 88 26
Fax: 004 021 312 88 63
Mobile: 004 0757 096 442

On 20.12.2020 21:46, Adam Cotton via Taxacom wrote:
> On 21-12-2020 02:31, Kenneth Kinman via Taxacom wrote:
>> Hi All,
>>          With the new genetic variant of coronavirus rapidly 
>> spreading in England, I am wondering if the founder effect is a 
>> factor.  If such a new genetic variant is more contagious (as this is 
>> one said to be), would it be expected to rapidly replace the original 
>> strain in England and thus accelerate the spread?
>>         I can't help but wonder if such variants are part of the 
>> reason that Europe and the United States have had a lot more trouble 
>> with covid-19 than China and other East Asian countries.  Question:  
>> Does the original (less contagious) version of this coronavirus still 
>> predominate in eastern Asia?
>>                     -------------Ken Kinman
> >
> >
> >
>
> No, the European strain was spread back to Asia by returnees bringing 
> it with them and has displaced the original strain here too.
>
> Adam.
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