Treatment of Spontaneous Breast Cancers in Mice with Pearled Barley.

Abstract

We have presented in previous papers1, 2, 3, 4 our results with intravenous injections of yeast extract in the treatment of spontaneous breast adenocarcinomas in mice. We reported complete disappearance of these tumors in 30% of the animals, if the tumors were not of excessive size. In our last publication4 we reported that by combining the injections of yeast extract with the feeding of polished rice we were able to double the percentage of complete regressions and to get these results not only in small tumors, but in tumors of considerable size.We mentioned in this paper that since the preparation of beer had been changed, due to the exigencies of the war, successful results could be obtained only with a yeast extract prepared from bock beer, as bock beer was still prepared according to the old technic. Bock beer is prepared only once a year. We were planning to prepare to a large quantity of this extract when we were informed that the breweries had decided to discontinue the manufacture of bock beer fo...