SEASONAL VARIATION OF CAROTENE AND VITAMIN-A IN BUTTER-FAT AND IN SERUM

[1] Baumann CA, 1933, J BIOL CHEM, V101, P547

[2] Determination and content of carotene and vitamin A in Wisconsin butter [J]. JOURNAL OF NUTRITION, 1943, 26 (05) : 527 - 538

[3] BOYER P. D., 1942, JOUR DAIRY SCI, V25, P433, DOI 10.3168/jds.S0022-0302(42)95311-6

[4] Braun Werner, 1945, JOUR NUTRITION, V29, P61

[5] A modified spectrophotometric method for the assay of carotene and vitamin A in butter. [J]. BIOCHEMICAL JOURNAL, 1934, 28 : 79 - 83

[6] GILLAM ALBERT EDWARD, 1935, BIOCHEM JOUR, V29, P2465

[7] KOEHN CJ, 1941, B ALA AGR EXP STA

[8] KOEHN CJ, 1939, B ALA AGR EXP STA

[9] Vitamin A requirements in the rat. The relation of vitamin A intake to growth and to concentration of vitamin A in the blood plasma, liver and retina [J]. JOURNAL OF NUTRITION, 1942, 23 (04) : 351 - 363

[10] MANN T. B., 1943, Analyst, V68, P233, DOI 10.1039/an943680233c

[1] Baumann CA, 1933, J BIOL CHEM, V101, P547

[2] Determination and content of carotene and vitamin A in Wisconsin butter [J]. JOURNAL OF NUTRITION, 1943, 26 (05) : 527 - 538

[3] BOYER P. D., 1942, JOUR DAIRY SCI, V25, P433, DOI 10.3168/jds.S0022-0302(42)95311-6

[4] Braun Werner, 1945, JOUR NUTRITION, V29, P61

[5] A modified spectrophotometric method for the assay of carotene and vitamin A in butter. [J]. BIOCHEMICAL JOURNAL, 1934, 28 : 79 - 83

[6] GILLAM ALBERT EDWARD, 1935, BIOCHEM JOUR, V29, P2465

[7] KOEHN CJ, 1941, B ALA AGR EXP STA

[8] KOEHN CJ, 1939, B ALA AGR EXP STA

[9] Vitamin A requirements in the rat. The relation of vitamin A intake to growth and to concentration of vitamin A in the blood plasma, liver and retina [J]. JOURNAL OF NUTRITION, 1942, 23 (04) : 351 - 363

[10] MANN T. B., 1943, Analyst, V68, P233, DOI 10.1039/an943680233c