She would follow the Dominican rule for the last 52 years of her life.

Antoninus lived a life of austerity as archbishop, continuing to follow the Dominican Rule.

In the corner on the right: a high-relief of St. Augustine, author of the Dominican Rule.

The Preachers created a Society of Missions for Christ in 1312 which, together with the United Brethren, a group of one-time Greek Basilians following the Dominican rule, ran Catholic missions in Persia and Armenia in the early fourteenth century.