3021. [Research on the antimitotic properties of antagonists of natural pyrimidine bases. II. 6-Azauracil, 6-azathymine, 2-thio-5-methylcytosine and 4-methyl-5-bis(beta-chloroethyl)-aminouracil].3022. [Research on the antimitotic properties of antagonists of natural pyrimidine bases. I. 5-Fluorouracil and related compounds].3023. [Effects of an antimetabolite of thymine, DG 428 Bayer, on the growth and the desoxyribonucleic acid of normal fibroblasts cultivated in vitro].3024. [Research on the comparative action of cyclophosphamide (Endoxan) and x-irradiation on bone marrow cells in the rat].3028. [The mechanism of antimitotic action].3029. [Influence of various anticancer chemotherapeutic agents on the production of heterohemagglutinins in chickens].3030. [Action, on "crown-gall", of synthetic mitostatic products and "Streptomyces" culture filtrates].3031. [Research on the cytological modalities and the biochemical mechanism of the activity of the inhibitors of nucleic metabolism: diaza-oxo-norleucine and azaserine].3033. [Study, on plant meristem cells, of the characteristics of the antimitotic activity of an antipyrimidine compound].3034. [Study, on plant cells, of the antimitotic activity of cyclic phosphamide esters of his (2-chloroethyl) amine].3035. [Study of the antimitotic activity of N,N',N"--triethylene thiophosphoramide on plant cells].3037. [Study of the antimitotic properties of carcinophylline on the meristematic cells of Allium sativum L].3038. [Application of chronaximetry to the study of the inhibitory action that adenine, guanine and several other substances can exert on the neurological effects of benzopyrene, dibenzanthracene, methylcholanthrene, aminoazotoluene and dimethylaminoazobenzene].3039. [Application of chronaximetry to the study of the effects of adenine, guanine and several other substances on the antagonism between antimitotics and benzopyrene]. |