Joe Lunardi has 7 Big East teams in as of February 2. St. John's being 1 of the last 4 in. With MU out of it (barring a miraculous Big East tourney win) I hope the conference can get 7 in, that would be quite a statement in year 2 of the 10-team conference.
http://espn.go.com/mens-college-basketball/bracketology