No daughter colonies of the 4a were tested yet.
1 tested queens were mated at the mating station:
DE-16-75-1562-2004
4 daughter colonies of queens mated at the mating station were tested:
DE-2-208-21-2006 DE-2-208-22-2006 DE-2-208-23-2006 DE-2-208-24-2006