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Council on Foods

JAMA. 1937;109(23):1907-1909. doi:10.1001/jama.1937.02780490045014.
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New Zealand Spinach, Tetragonia expansa, which has come into the American market within recent years, is not related botanically to true spinach.
Atwater, W. O., and Bryant, A. P.: The Chemical Composition of American Food Materials , Bull. 28, Revised, United States Department of Agriculture, Office of Experiment Stations, 1906.
Daniel, Esther Peterson, and Munsell, Hazel E.: Vitamin Content of Foods , Misc. Pub. 275, United States Department of Agriculture, Bureau of Home Economics, (June) 1937.
Stiebling, Hazel K.: The Iron Content of Vegetables and Fruits , Circular 205, United States Department of Agriculture, Bureau of Home Economics, (February) 1932.
Sherman, H. C.: Chemistry of Food and Nutrition , ed. 5, New York, Macmillan Company, 1937.
Lindow, C. W.; Elvehjem, C. A., and Peterson, W. H.:  The Copper Content of Plant and Animal Foods , J. Biol. Chem. 82:465 ( (May) ) 1929.
Ryder, A. E.:  The Oxalic Acid Content of Vegetables Used as Greens , J. Home Economics 22:309, 1930.
Kohman, E. F.:  Organic Acids and the Acid-Base Relationship: Oxalic Acid in Foods , J. Am. Diet. A. 10: 100, 1934.
Nelson, E. K., and Mottern, H. H.:  The Organic Acids of Spinach, Broccoli and Lettuce , J. Am. Chem. Soc. 53: 1909 ( (May) ) 1931.
Link to Article[[XSLOpenURL/10.1021/ja01356a043]]
Karrer, P., and Schlientz, W.:  Plant Pigments: LV. The Occurrence of α and β Carotene in Different Natural Products , Helv. Chem. Acta 17: 7, 1934.
Link to Article[[XSLOpenURL/10.1002/(ISSN)1522-2675]]
Smith, J. H. C., and Milner, H. W.:  Carotene: VII. Physical Properties of Carotenes from Different Plant Sources , J. Biol. Chem. 104:437 ( (Feb.) ) 1934.
Kuhn, Richard, and Lederer, Edgar:  The Separation of Carotene into Its Components: I. The Growth Vitamin , Verhandl. Deutsch. chem. Ges. 64B:1349, 1931
Link to Article[[XSLOpenURL/10.1002/(ISSN)1099-0682]]
abstr. Chem. Abstr. 25: 5694, 1931.
Osborne, T. B., and Wakeman, A. J.:  The Proteins of Green Leaves: I. Spinach Leaves , J. Biol. Chem. 42: 1 ( (May) ) 1920.
Chibnall, A. C.:  Spinacin, A New Protein from Spinach Leaves , J. Biol. Chem. 61: 303 ( (Sept.) ) 1924.
Heyl, F. W., and Larsen, Donald:  The Unsaponifiable Fraction from Spinach Fat: II . J. Am. Pharm. A. 22:510 ( (June) ) 1933.
Link to Article[[XSLOpenURL/10.1002/jps.3080220607]]
Heyl, F. W., and Larsen, Donald:  The Unsaponifiable Fraction of Spinach Fat: A Glucoside of γ-Spinasterol , J. Am. Chem. Soc. 56: 942 ( (April) ) 1934.
Link to Article[[XSLOpenURL/10.1021/ja01319a054]]
Winton, A. L., and Winton, Kate B.: The Structure and Composition of Foods , New York, John Wiley & Sons, vol. 2.
Tressler, D. K.; Mack, G. L., and King, C. G.:  Factors Influencing Vitamin C Content of Vegetables , Am. J. Pub. Health 26:905 ( (Sept.) ) 1936.
Link to Article[[XSLOpenURL/10.2105/AJPH.26.9.905]]
Ijdo, J. B. H.:  Relation Between Soil Condition and the Carotene and Vitamin C Content of Plants, Acta Brevia Neerland , Physiol. Pharmacol. Microbiol. 5:167, 1935.
Tressler, D. K.; Mack, G. L., and King, C. G.:  Vitamin C Content of Vegetables: I. Spinach , Food Research 1:3, 1936.
Link to Article[[XSLOpenURL/10.1111/jfds.1936.1.issue-1]]
Hahn, F. V., and Görbing, J.:  Influence of Fertilizers on the Vitamin C Content of Spinach , Ztschr. f. Untersuch. Lebensm. 65: 601, 1933.
Link to Article[[XSLOpenURL/10.1007/BF01798449]]
Ranganathan, S.:  The Vitamin C Content of Some Indian Foodstuffs , Indian J. M. Res. 23:239 ( (July) ) 1935.
Wang, Cheng-Fa:  The Distribution of Calcium, Phosphorus and Iron in Leafy Vegetables , Chinese J. Physiol. 10:651 ( (Dec. 15) ) 1936.
Davidson, Jehiel, and LeClerc, J. A.:  The Variation in the Mineral Content of Vegetables , J. Nutrition 11:55 ( (Jan.) ) 1936.
Fellers, C. R.:  Vitamin Content of Important Foods in the Child's Diet , Am. J. Pub. Health 25:1340 ( (Dec.) ) 1935.
Link to Article[[XSLOpenURL/10.2105/AJPH.25.12.1340]]
Hanning, Flora:  A Comparison of Vitamins B and G in Canned Strained Foods , J. Nutrition 8:449 ( (Oct.) ) 1934.
Hanning, Flora:  Further Studies of the Content of Vitamins A and B in Canned Strained Vegetables , J. Am. Diet. A. 12: 231 ( (Sept.) ) 1936.
Rose, Mary S.: The Foundation of Nutrition , Rev. Ed., New York, Macmillan Company, 1933.
Fellers, C. R.; DeFelice, D., and Dunker, C. F.:  Vitamins A and C in Fresh. Frozen and Canned Spinach , Report before the Division of Biological Chemistry, Meeting of American Chemical Society, September 1936.
Elvehjem, C. A.; Hart, E. B., and Sherman, W. C.:  The Availability of Iron from Different Sources for Hemoglobin Formation , J. Biol. Chem. 103:61 ( (Nov.) ) 1933.
Shackleton, Leslie, and McCance, R. A.:  The Ionizable Iron in Foods , Biochem. J. 30:582 ( (April) ) 1936.
Horwitt, M. K.; Cowgill, G. R., and Mendel, L. B.:  The Availability of the Proteins and Inorganic Salts of the Green Leaf , J. Nutrition 12: 237 ( (Sept.) ) 1936.
Sherman, W. C.; Elvehjem, C. A., and Hart, E. B.:  Further Studies on the Availability of Iron in Biological Materials , J. Biol. Chem. 107: 383 ( (Nov.) ) 1934.
Mitchell, Helen S., and Schmidt, Lola:  The Relation of Iron from Various Sources to Nutritional Anemia , J. Biol. Chem. 70: 471 ( (Oct.) ) 1926.
Levine, Harold; Culp, F. B., and Anderson, C. B.:  The Value of Some Vegetables in Nutritional Anemia , J. Nutrition 5:295 ( (May) ) 1932.
Rose, Mary S.; Vahlteich, Ella McC., and MacLeod, Grace:  Factors in Food Influencing Hemoglobin Regeneration: III. Eggs in Comparison with Whole Wheat, Prepared Bran, Oatmeal, Beef Liver and Beef Muscle , J. Biol. Chem. 104: 217-230 ( (Feb.) ) 1934.
Stearns, Genevieve, and Stinger, Dorothy:  Iron Retention in Infancy , J. Nutrition 13: 127 ( (Feb.) ) 1937.
Schlutz, F. W.; Morse, Minerva, and Oldham, Helen:  Influence of Vegetable Feeding upon Iron Metabolism of Infant , J. Pediat. 3:225 ( (July) ) 1933.
Link to Article[[XSLOpenURL/10.1016/S0022-3476(33)80194-6]]
McClugage, H. B., and Mendel, L. B.:  Experiments on the Utilization of Nitrogen, Calcium and Magnesium [ill] Diets Containing Carrots and Spinach , J. Biol. Chem. 35:353 ( (Aug.) ) 1918.
Sherman, H. C., and Hawley, E.:  Calcium and Phosphorus Metabolism in Childhood , J. Biol. Chem. 53:375 ( (Aug.) ) 1922.
Blatherwick, N. R., and Long, M. L.:  The Utilization of Calcium and Phosphorus of Vegetables by Man , J. Biol. Chem. 52:125 ( (May) ) 1922.
McLaughlin, Laura:  Utilization of the Calcium of Spinach , J. Biol. Chem. 74:455 ( (Sept.) ) 1927.
Bloom, Margaret A.:  The Effect of Crude Fiber on Calcium and Phosphorus Retention , J. Biol. Chem. 89:221 ( (Nov.) ) 1930.
Kohman, E. F.:  Organic Acids and the Acid Base Relationship: Oxalic Acid in Foods , J. Am. Diet. A. 10: 100 ( (July) ) 1934.
Kohman, E. F., and Sanborn, N. H.:  Calcium Availability in Foods Containing Oxalates.: A Preliminary Report , Indust. & Engin. Chem. 27:732 ( (June) ) 1935.
Fincke, M. L., and Sherman, H. C.:  The Availability of Calcium from Some Typical Foods , J. Biol. Chem. 110:421 ( (July) ) 1935.
Edelstein, E.; Langer, H., and Langstein, L.:  Diet Gemüsekost in der Kinderernahrüng , Deutsche med. Wchnschr. 57: 839 ( (May 15) ) 1931.
Edelstein, E.:  Der Einfluss von Gemüsezulagen auf den Stickstoff und Mineralstoffwechsel des Kindes , Ztschr. f. Kinderh. 52:483 ( (March 14) ) 1932.
Link to Article[[XSLOpenURL/10.1007/BF02286763]]
Schlutz, F. W.; Morse, Minerva, and Oldham, Helen:  Vegetable Feeding in the Young Infant: Influence on Gastro-Intestinal Motility and Mineral Retention , Am. J. Dis. Child. 46: 757 ( (Oct.) ) 1933.
Bonner, Priscilla; Hummel, Frances C.; Bates, Mary F.; Horton, J.; Hunscher, Helen A., and Macy, Icie G.: The Influence of a Daily Serving of Spinach or Its Equivalent in Oxalic Acid upon the Mineral Utilization of Children , Report before Division of Biological Chemistry, Am. Chem. Soc., Pittsburgh, 1936.


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