Abstract
Summary
Chemical vaccine containing di-N-acetylchitobiosyl poly(L-asparagine) prepared as described by Shier was assayed for its ability to prevent XS63 5 myeloma transplant tumors and 3-methylcholanthrene-induced tumors in BALB/c mice. The vaccine was ineffective.
The authors are indebted to W. Clark, T. Napier, W. McGuire, J. Rotz, G. Lampson, W. Fisher, and R. Bugianesi for technical assistance and to A. McLean for statistical analyses.
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