Colleges of Durham University mixed in 2005 with the admittance of male undergraduates. One college, Ustinov, admits only postgraduates. Durham operates a collegiate structure similar to that of the University of Oxford and the University of Cambridge, in that all colleges at Durham, being constituent colleges of a "recognised body", are "listed bodies" in the Education (Listed Bodies) (England) Order 2013 made under the Education Reform Act 1988. The "recognised body" in this case is Durham University. Though most of the Durham colleges are governed and owned directly by the University itself, and so do not enjoy the independence of colleges at Oxford and
St Cuthbert Gospel on each side, but crossing stems are also seen on the upper north face of the Bewcastle Cross and a cross in the church at Hexham. Meyer Schapiro compares the motif with one in an initial in the later Book of Kells. It was suggested by Berthe van Regemorter that in the St Cuthbert Gospel this design represents Christ (as the central bud) and the Four Evangelists as the grapes, following , "I am the vine, ye are the branches", but this idea has been treated with caution by other scholars. The two panels of interlace use the same design,