8 daughter colonies of the 4a were tested:
DE-18-2-522-2005 DE-18-2-527-2005 DE-18-2-528-2005 DE-18-2-530-2005 DE-18-2-537-2005 DE-18-2-542-2005 DE-18-2-543-2005 DE-18-2-545-2005
1 tested queens were mated at the mating station:
DE-18-6-385-2006
No daughter colonies from colonies mated at the station were tested yet.