scholarly journals Effect of phytol in forage on phytanic acid content in cow’s milk

2021 ◽  
Author(s):  
Renlong Lv ◽  
Mabrouk Elsabagh ◽  
Taketo Obitsu ◽  
Toshihisa Sugino ◽  
Yuzo Kurokawa
PEDIATRICS ◽  
1963 ◽  
Vol 32 (3) ◽  
pp. 463-464
Author(s):  
A. LEONARD LUHBY ◽  
JACK M. COOPERMAN

The "folic acid" content of cow's milk, as listed in the report of the Committee on Nutrition (Pediatrics, 31:329, 1963) is probably too low, as pointed out by Drs. Naiman and Oski. We would agree that these figures should be withdrawn until a more accurate assessment can be made. We are, however, less certain than they appear to be, that the L. casei assay, ascorbate-protected, will provide the information desired, i.e., the true total folate content of foodstuff biologically available to the human. For an understanding of the present situation, it is necessary to review briefly certain pertinent developments in this field.


1936 ◽  
Vol 11 (5) ◽  
pp. 425-432 ◽  
Author(s):  
Russel Rasmussen ◽  
N. B. Guerrant ◽  
A. O. Shaw ◽  
R. C. Welch ◽  
S. I. Bechdel

1969 ◽  
Vol 40 (1) ◽  
pp. 32-36
Author(s):  
Kogo YUSA ◽  
Koichi ANDO ◽  
Yasuhiko ONODERA

1943 ◽  
Vol 8 (3) ◽  
pp. 237-242 ◽  
Author(s):  
ARTHUR D. HOLMES ◽  
FRANCIS TRIPP ◽  
E. A. WOELEFER ◽  
G. HOWARD SATTERFIELD

PEDIATRICS ◽  
1963 ◽  
Vol 32 (3) ◽  
pp. 462-463
Author(s):  
J. LAWRENCE NAIMAN ◽  
FRANK A. OSKI

In the report of the Committee on Nutrition concerning the nutritional adequacy of cow's milk substitutes (Pediatrics, 31:329, 1963) we noted that the folic acid content of cow's milk was stated to be 2.2 µg per quart. This figure was obtained by microbiologic assay with Streptococcus fecalis1; no added ascorbic acid was used in the incubation medium to protect labile folates from oxidative destruction.


1981 ◽  
Vol 48 (3) ◽  
pp. 387-392 ◽  
Author(s):  
Masaharu Oshima ◽  
Hiroshi Fuse

SummaryThe effect of subclinical mastitis on the citric acid concentration of cow's milk was studied by comparing milk from the mastitic quarter with that from a healthy quarter of the same udder. Forty-two pairs of fore-milk from the morning milking of 17 cows were examined and the citric acid content was measured by an automated carboxylic acid analyzer. The citric acid concentration decreased in subclinical mastitic milk and the extent of decrease was proportional to the degree of mastitis as expressed by the quarter difference value in concentration of Na+Cl in mm/1, i.e. the increase in the Na and Cl concentrations in the abnormal milk over that found in normal milk from the same udder. The correlation coefficient between the quarter difference value of Na+Cl and the value for citric acid was –0·77, (d.f. = 46, P <0·001) and a linear regression equation was obtained. The result showed clearly that subclinical mastitis is one of the causes of variation in the citric acid content of cow's milk. The quantitative change in citric acid concentration in subclinical mastitic milk is discussed with reference to the admixture theory for the formation of abnormal milk.


1959 ◽  
Vol 13 (4) ◽  
pp. 385-389 ◽  
Author(s):  
Sheila Payne-Botha ◽  
E. J. Bigwood

1941 ◽  
Vol 22 (3) ◽  
pp. 267-271 ◽  
Author(s):  
Arthur D. Holmes ◽  
Francis Tripp ◽  
E. A. Woelffer ◽  
G. Howard Satterfield

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