But three-quarters Junior Sa'u and Sam Perrett both completed hat-tricks as the home side took their try tally to 14 and moved a step nearer the final.
The onslaught resumed at the other end, when Hohaia sold a dummy before releasing Sa'u for another try, while a superb offload from Jared Waerea-Hargreaves allowed full-back Greg Eastwood to cross.
Within five minutes of the restart, Sa'u had his hat-trick - first, finishing off another fluid movement in the corner and then dancing through the tackles to race over as New Zealand again took advantage of the opposition's short condensed line.
Stolt-Nielsen SA is a large British holding company whose subsidiaries have come under close U.S. government scrutiny for obfuscating their corporate ties to Iran and Sudan.
The study was funded by the U.K.'s Medical Research Council and other cancer organizations as well as Novartis SA, which is sponsoring a broader study of one of its drugs that the four patients were enrolled in.