21 daughter colonies of the 4a were tested:
IT-21-56-1-2020 IT-21-56-2-2021 IT-21-56-3-2021 IT-21-56-8-2021 IT-21-56-9-2021 IT-21-56-12-2021 IT-21-56-16-2021 IT-21-56-17-2021 IT-21-56-18-2021 IT-21-56-21-2021 IT-21-56-25-2021 IT-21-56-101-2020 IT-21-56-102-2020 IT-21-56-103-2020 IT-21-56-104-2020 IT-21-56-105-2020 IT-21-56-106-2020 IT-21-56-107-2020 IT-21-56-108-2020 IT-21-56-109-2020 IT-21-56-110-2020
10 tested queens were mated at the mating station:
IT-21-56-101-2020 IT-21-56-102-2020 IT-21-56-103-2020 IT-21-56-104-2020 IT-21-56-105-2020 IT-21-56-106-2020 IT-21-56-107-2020 IT-21-56-108-2020 IT-21-56-109-2020 IT-21-56-110-2020
No daughter colonies from colonies mated at the station were tested yet.