7 daughter colonies of the 4a were tested:
AT-2-2-15416-1993 AT-2-2-15651-1993 AT-2-2-15900-1993 AT-2-2-16319-1993 AT-2-2-16527-1993 AT-2-2-16618-1993 AT-2-2-16811-1993
1 tested queens were mated at the mating station:
AT-2-2-20830-1994
22 daughter colonies of queens mated at the mating station were tested:
AT-2-2-11211-1997 AT-2-2-12257-1996 AT-2-2-12274-1996 AT-2-2-12282-1996 AT-2-2-12292-1996 AT-2-2-12303-1996 AT-2-2-12321-1996 AT-2-2-12323-1996 AT-2-2-12325-1996 AT-2-2-12327-1996 AT-2-2-12330-1996 AT-2-2-12556-1996 AT-2-2-15498-1997 AT-2-2-15510-1997 AT-2-2-15513-1997 AT-2-2-15514-1997 AT-2-2-15518-1997 AT-2-2-15519-1997 AT-2-2-15529-1997 AT-99-113-17311-1996 AT-99-113-17313-1996 AT-99-113-17322-1996