Cecilie Leuchtenberger

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Complete regressions of spontaneous breast cancers in mice were observed in 38 among 89 animals (43 per cent.). The treatment consisted of daily intravenous injections of 5 micrograms of l. casei factor ("folic acid"). The treated animals lived longer than the controls, especially the healed mice. The incidence of the development of new tumors was decreased(More)
The sequential morphological and cytochemical alterations in HeLa cells infected with adenovirus types 1 to 4 are described. Each of the four viruses studied led to consistent and reproducible cytological changes not observed in uninfected control cultures. All four agents produced striking and characteristic changes in the nuclei of infected cells.(More)
After hamster lung cultures were exposed repeatedly to puffs of fresh smoke from 7 types of cigarettes containing variable amounts of particulate and gas vapour phase components, atypical growth and/or malignant cell transformation were observed within a period of 3-6 months. A positive correlation was demonstrable between high SH reactivity and high NO(More)