Pteroylpolyglutamates in human milk

American Journal of Clinical Nutrition

Volumn 53, Issue 4, 1991, Pages 930-934

  O'Connor, Deborah L ^a   Tamura, Tsunenobu ^b   Picciano, Mary Frances ^b  

^a UNIVERSITY OF GUELPH   (Canada)

^b NONE

Author keywords

Folate; Folate conjugase; Human milk; Milk folate; Pteroylpolyglutamates

Indexed keywords

LACTOBACILLUS CASEI;

PTEROPTIN;

ADULT; ARTICLE; BREAST MILK; FEMALE; HUMAN; NORMAL HUMAN; PRIORITY JOURNAL;

FALSE NEGATIVE REACTIONS; FEMALE; FOLIC ACID; GAMMA-GLUTAMYL HYDROLASE; HUMAN; LACTOBACILLUS CASEI; MILK, HUMAN; PTEROYLPOLYGLUTAMIC ACIDS; STREPTOCOCCUS; SUPPORT, NON-U.S. GOV'T; SUPPORT, U.S. GOV'T, NON-P.H.S.; SUPPORT, U.S. GOV'T, P.H.S.;

EID: 0025884550     PISSN: 00029165     EISSN: None     Source Type: Journal    
DOI: 10.1093/ajcn/53.4.930     Document Type: Article

References (34)

1. Smith AM, Picciano MF, Deering RH. Folate intake and blood concentrations of term infants. Am J Clin Nutr 1985;41:590-8.
2. Swiatlo N, O'Connor DL, Andrews J, Picciano MF. Relative folate bioavailability from diets containing human, bovine and goat milk. J Nutr 1990;120:172-7.
3. Tamura T, Yoshimura Y, Arakawa T. Human milk folate and folate status in lactating mothers and their infants. Am J Clin Nutr 1980;33: 193-7.
4. 12, folic acid, riboflavin, and thiamin on the breast milk and maternal status of well-nourished women at 6 months postpartum. Am J Clin Nutr 1980;33: 2151-6.
5. 12, and folic acid supplementation on the breast milk and maternal nutritional status of low socioeconomic lactating women. Am J Clin Nutr 1981;34:1338-46.
6. Butte NF, Calloway DH. Evaluation of lactational performance of Navajo women. Am J Clin Nutr 1981;34:2210-5.
7. Cooperman JM, Dweck HS, Newman LJ, Garbarino C, Lopez R. The folate in human milk. Am J Clin Nutr 1982;36:576-80.
8. Ek J. Plasma, red cell, and breast milk folacin concentrations in lactating women. Am J Clin Nutr 1983;38:929-35.
9. Smith AM, Picciano MF, Deering RH. Folate supplementation during lactation: maternal folate status, human milk folate content, and their relationship to infant folate status. J Pediatr Gastroenterol Nutr 1983;2:622-8.
10. Eitenmiller RR, Bryan WD, Khalsa IK, Feeley RM, Barnhart HM. Folate content of human milk during early lactational stages. Nutr Res 1984;4:391-7.
11. Bank MR, Kirksey A, West K, Giacoia G. Effect of storage time and temperature on folacin and vitamin C levels in term and preterm human milk. Am J Clin Nutr 1985;41:235-42.
12. 6, vitamin C and folacin levels in milk from mothers of term and preterm infants during the neonatal period. Am J Clin Nutr 1985;42:522-30.
13. Udipi SA, Kirksey A, Roepke JLB. Diurnal variations in folacin levels of human milk: use of a single sample to represent folacin concentration in milk during a 24-h period. Am J Clin Nutr 1987;45: 770-9.
14. Cooperman JM. Folate in human milk. Am J Clin Nutr 1987;46: 863 (editorial).
15. Keagy PM. Folacin. Microbiological and animal assays. In: Augustin J, Klein BP, Becker D, Venugopal PB, eds. Methods of vitamin assay. 4th ed. New York: John Wiley & Sons, 1985:445-71.
16. Leichter J, Butterworth CE Jr, Krumdieck CL. Partial purification and some properties of pteroylpolyglutamate hydrolase (conjugase) from chicken pancreas. Proc Soc Exp Biol Med 1977;154:98-101.
17. Tamura T, Shin YS, Williams MA, Stokstad ELR. Lactobacillus casei response to pteroylpolyglutamates. Anal Biochem 1972;49: 517-21.
18. Krumdieck CL, Baugh CM. The solid-phase synthesis of polyglutamates of folic acid. Biochemistry 1969;8:1568-72.
19. Krumdieck CL, Baugh CM. Radiactive assay of folic acid polyglutamate conjugase(s). Anal Biochem 1970;35:123-9.
20. Cooperman JM, Shimizu N. An improved method to assay folate in milk by a turbidimetric microbiological assay. Anal Lett 1979;12: 1443-9.
21. Tamura T, Buehring KU, Stokstad ELR. Enzymatic hydrolysis of pteroylpolyglutamates in cabbage. Proc Soc Exp Biol Med 1972;141: 1022-5.
22. Steele RGD, Torrie JH. Principles and procedures of statistics: a biometrical approach. 2nd ed. New York: McGraw-Hill, 1980.
23. SAS Institute Inc. SAS user's guide: statistics. 5th ed. Cary, NC: SAS Institute Inc, 1985.
24. Selhub J. Determination of tissue folate composition by affinity chromatography followed by high-pressure ion pair liquid chromatography. Anal Biochem 1989;182:84-93.
25. Jenness R. Biochemical and nutritional aspects of milk and colostrum. In: Larson BL, ed. Lactation. Ames, IA: The Iowa State University Press, 1985:164-97.
26. Lonnerdal B. Composition of human milk. In: Handbook of nutrition. Evanston, IL: American Academy of Pediatrics, 1985.
27. Lonnerdal B, Forsum E. Casein content of human milk. Am J Clin Nutr 1985;41:113-20.
28. Nagasawa T, Kiyosawa I, Takase M. Lactoferrin and serum albumin of human casein in colostrum and milk. J Dairy Sci 1974;57:1159-63.
29. Dong FM, Oace SM. Folate concentration and pattern in bovine milk. J Agric Food Chem 1975;23:534-8.
30. Gregory JE III. Denaturation of the folacin-binding protein in pasteurized milk products. J Nutr 1982;112:1329-38.
31. Ghitis J. The folate binding in milk. Am J Clin Nutr 1967;20:1-4.
32. Selhub J, Arnold R, Smith AM, Picciano MF. Milk folate binding protein (FBP): a secretory protein for folate? Nutr Res 1984;4:181-7.
33. 12. In: Jensen RG, Nevelle MC, eds. Human lactation: milk components and methodologies. New York: Plenum Press, 1985:143-51.
34. Brown CM, Smith AM, Picciano MF. Forms of human milk folacin and variation patterns. J Pediatr Gastroenterol Nutr 1986;5:278-82.