were received. Melanchthon rejected the doctrine of ubiquity and spoke about the personal presence of Christ in the Eucharist, without any further definitions. The theology of Melanchthon's School in general was opposed by Lutherans, who were called Flacians by their opponents. Later they were called "Gnesio-Lutherans". Matthias Flacius had been the leader against Philippism in earlier controversies, but even Gnesio-Lutherans did not pay much attention to the doctrine of the Eucharist, until Joachim Westphal began to write again in 1552 against those, who deny Real Presence. When John Calvin