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96. see Fishman, W. H., Green, S., Homburger, F., Kasdon, S. C, Nierburgs, H. E., Mclnnes, G. and Pund, E. R.: β-Glucuronidase Studies in Women. VII. Premenopausal Vaginal Fluidβ-Glucuronidase Values in Relation to in situ Cancer of the Cervix. Cancer, 7: 729, 1954.

97. Fishman, W. H. and Lipkind, J. B.: Comparative Ability of some Steroids and their Esters to enhance the Renal β-Glucuronidase Activity of Mice. J. Biol. Chem., 232: 729, 1958.

98. Foley, G.: Private Communication.

99. Fraser, M. J., Kaplan, J. G. and Schulman, J. H.: Activity of Catalase- Lipid Complexes at Oil/Water Interfaces. Discussions Farad. Soc, No. 20, p. 44, 1955 (publ. 1956).

100. Fridovich, I. and Handler, P.: Xanthine Oxidase. II. Studies of the Active Site.J. Biol. Chem., 231: 899, 1958.

101. Fridovich, I. and Handler, P.: Xanthine Oxidase. IV. Participation of Iron in Internal Electron Transport. J. Biol. Chem., 233: 1581, 1958.

102. Fromageot, C, Wookey, E. and Chaix, P.: The Anaerobic Degradation of Z-Cysteine by Desulfurase. Compt. rend. Acad. Sci. Paris, 209: 1019, 1939.

103. Furth, J.: A Meeting of Ways in Cancer Research: Thoughts on the Evolution and Nature of Neoplasms. Cancer Res., 19: 241, 1959.

104. Glock, G. E. and McLean, P.: The Determination of Oxidized and Reduced Diphosphopyridine Nucleotide and Triphosphopyridine Nucleotide in Animal Tissues. Biochem. J., 61: 381, 1956.

105. Glock, G. E. and McLean, P.: Levels of Oxidized and Reduced Diphosphopyridine Nucleotide and Triphosphopyridine Nucleotide in Tumours. Biochem. J., 65 : 413, 1957.

106. Goldacre, R. J.: Private Communication.

107. Gorini, L. and Maas, W. K.: The Potential for the Formation of a Biosynthetic Enzyme in Escherichia coli. Biochim. Biophys. Acta, 25: 208, 1957.

108. Green, H. N.: An Immunological Concept of Cancer: A Preliminary Report. Brit. Med. J., ii: 1374, 1954.

109. see Greenstein, J. P.: Enzymes in Normal and Neoplastic Animal Tissues (Discussion remark by Salter). AA.A.S. Research Conf. on Cancer, Washington, 1945, p. 216. Ed. Moulton, F. R.

110. Greenstein, J. P.: Biochemistry of Cancer, 2nd Ed. New York, Academic Press, Inc., 1954.

111. Greenstein, J. P.: Some Biochemical Characteristics of Morphologically Separable Cancers. Cancer Res., 16: 641, 1956.

112. Greenstein, J. P.: Cancer and Biochemistry. Jap. Biochem. Soc, October, 1956.

113. Greenstein, J. P. and Haddow, A., Eds., Advances in Cancer Research. New York, Academic Press, Inc., 1953-58, vols. 1-5.

114. Groth, D. P.: Ribonuclease Inhibition of Protein Synthesis in Bacillus Megatherium. Biochim. Biophys. Acta, 21: 18, 1956.

115. Haddow, A.: Mode of Action of Chemical Carcinogens. Brit. Med. Bull., 4: 331, 1947.

116. Haddow, A.: The Biochemistry of Cancer. Ann. Rev. Biochem., 24: 689, 1955.

117. Haddow, A.: The Chemical and Genetic Mechanism of Carcinogenesis. 1st Ed. In The Physiopathology of Cancer. New York, Paul B. Hoe-ber, Inc., 1953, p. 441. Ed. Homburger, F. and Fishman, W. H.

118. Haddow, A.: Private Communication.

119. Haddow, A., Horning, E. S., Bergel, F., Timmis, G. M., Osdene, T. S., Bray, R. C, Avis, P. G. and Brown, A. R.: Brit. Emp. Cancer Camp. Ann. Rep., 31: 35, 1953; 32: 50, 1954.

120. Haddow, A., Horning, E. S., Timmis, G. M., Ross, W. C. J., Spickett, R. G. W. and Avis, P. G.: Brit. Emp. Cancer Camp. Ann. Rep., 29: 29, 1951.

121. Haddow, A., de Lamirande, G., Bergel, F., Bray, R. C. and Gilbert, D. A.: Anti-tumour and Biochemical Effects of Purified Bovine Xanthine Oxidase in C3H and C Mice. Nature, .7*2:1144, 1958.

122. Hadjiolov, A. A. and Dancheva, K. I.: Phosphorylase Activity of Primary Rat Liver Cancer. Nature, 181: 547, 1958.

123. Hadjiolov, A. A. and Zacharieva, L.: Der Einfluss der Kristallinen Ribonuklease auf das Wachstum des Karzinoms von Gu£rin. Natur-wiss., 44: 45, 1957.

124. Halliday, S. L., Sloboda, A., Will, L. W. and Oleson, J. J.: 6-Aminonicotinamide and Related Niacin Antagonists. Fed. Proc, 16: 190, 1957.

125. Hamers-Castermann, C. and Jeener, R.: An Initial Ribonuclease-Sensitive Phase in the Multiplication of Tobacco Mosaic Virus. Virology, 3: 197, 1957.

126. see Hanson, H. and Mantel, E.: Intermediate Sulfur Metabolism. IV. Desulfurization by Escherichia coli of Substrates containing this Linkage. Z. physiol. Chem., 295: 141, 1953; also Colloque sur la Biochimie du Soufre, Roscoff, p. 11, 1956.

127. Harrap, K. R., Bergel, F. and Bray, R. C: A Cysteine-Desulphydrase Model consisting of Pyridoxal Phosphate and a Vanadium Salt. Abstr. IVth Int. Congr. Biochem., Vienna, 1958, p. 51.

128. Hebborn, P. and Danielli, J. F.: The increased Tumour-Inhibitory Effect of Enzyme-Activated Nitrogen Mustards. Biochem. Pharmacol., 1: 19, 1958.

129. Heidelberger, C, Chaudhuri, N. K., Danneberg, P., Mooren, D. and Griesbach. L.: Fluorinated Pyrimidines, a New Class of Tumour-Inhibitory Compounds. Nature, 179: 663, 1957.

130. Heidelberger, C, Griesbach, L., Montag, B. J., Mooren, D., Cruz, O., Schnitzer, R. J. and Grunberg, E.: Studies on Fluorinated Pyrimidines. II. Effects on Transplanted Tumors. Cancer Res., 18: 305, 1958; Harbers, E., Chaudhuri, N. K. and Heidelberger, C: Studies on Fluorinated Pyrimidines. VIII. Biochemical and Metabolic Investigations. J. Biol. Chem., 234: 1255, 1959.

131. Hinshelwood, C. N.: The Chemical Kinetics of Autosynthetic Systems. J. Chem. Soc, p. 745, 1952.

132. Hirs, C. H. W., Stein, W. H. and Moore, S.: Peptides obtained by Chymotryptic Hydrolysis of Performic Acid-Oxidized Ribonuclease. A Partial Structural Formula for the Oxidized Protein. J. Biol. Chem., 221: 151, 1956.

133. cf. Hobbiger, F.: The Inhibition of Cholinesterases by 3- (Diethoxyphosphinyloxy) -N-Methyl-quinolinium Methyl Sulphate and its Tertiary Base. Brit. J. Pharmacol, 9: 159, 1954.

134. cf. Hobbiger, F.: Protection against the Lethal Effects of Organophosphates by Pyridine-2-aldoxime Methiodide. Brit. J. Pharmacol, 12: 438, 1957.

135. Holzer, H., Duntze, W. and Frank, S.: Zum carcinostatischen Wirkungsmechanismus von Aethylenimin-Verbindungen: Alkylierung von Nicotinsaureamid am Pyridin-Stickstoff. Angew. Chem., 70: 746, 1958.

136. Holzer, H. and Kroger, H.: Zum Mechanismus der Wirkung von B 518 (Endoxan-Asta) auf das Jensen-Sarkom und zur Hemmung der Chemotherapie von Tumoren durch das Vitamin Nicotinsaureamid. Klin. Wochenschrift., 36: 677, 1958; Holzer, H., Glogner, P. and Sedlmayr, G.: Zum Mechanismus der Glykolysehemmung durch car-cinostatisch wirkende Athyleniminverbindungen. Biochem. Z., 330: 59, 1958.

137. Homburger, F. and Fishman, W. H.: The Physiopathology of Cancer, 1st and 2nd Eds. New York, Paul B. Hoeber, Inc., 1953 and 1959.

138. Horning, E. S. and Whittick, J. W.: Histogenesis of Stilboestrol-induced Renal Tumours in Male Golden Hamster. Brit. J. Cancer, 8: 451, 1954.

139. International Union against Cancer. VIIth International Cancer Congress, London, 1958. Abstracts of Papers, see Acta Unio Internat. contra Cancrum, 16: 979, 1960.

140. Jedeikin, L., Thomas, A. J. and Weinhouse, S.: Metabolism of Neoplastic Tissue. X. Diphosphopyridine Nucleotide Levels during Azo Dye Hepatocarcinogenesis. Cancer Res., 16: 867, 1956.

141. Jensen, E. V.: Sulfhydryl-Disulfide Interchange. Science, 130: 1319, 1959.

142. Johnson, A. J., Goger, P. R. and Tillett, W. S.: The Intravenous Injection of Bovine Crystalline Pancreatic Desoxyribonuclease into Patients.J. Clin. Invest., 33: 1670, 1954.

143. Kalckar, H. M. and Shafran, M.: Differential Spectrophotometry of Purine Compounds by means of Specific Enzymes. I. Determination of Hydroxypurine Compounds. /. Biol. Chem., 167: 429, 1947.

144. Kaplan, N. O., Goldin, A. Humphreys, S. R., Ciotti, M. M. and Stolzenbach, F. E.: Pyridine Nucleotide Synthesis in the Mouse. J. Biol. Chem., 219: 287, 1956.

145. Kaplan, N. O., Goldin, A., Humphreys, S. R., Ciotti, M. M. and Venditti, J. M.: Significance of Enzymatically Catalyzed Exchange Reactions in Chemotherapy. Science, 120: 437, 1954.