No daughter colonies of the 4a were tested yet.
6 tested queens were mated at the mating station:
DE-2-602-156-2005 DE-2-602-173-2005 DE-2-602-174-2005 DE-2-602-175-2005 DE-2-602-179-2005 DE-2-602-185-2005
3 daughter colonies of queens mated at the mating station were tested:
DE-2-602-138-2007 DE-2-602-183-2007 DE-2-612-81-2007