Nutrition Publication

Bioactive Factors in Milk

Editor(s): International Committee of Paediatricians. 54 / 3

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Lactoferrin in Milk

Author(s): B. Lönnerdal

Lactoferrin is a major component of breast milkprotein, constituting 10-15% of the total content.Each molecule of lactoferrin is capable of bindingtwo atoms of iron and it has been proposed thatlactoferrin is involved in iron absorption in thenewborn infant. It is known that iron status of exclusivelybreast-fed infants usually is satisfactoryto 6-9 months of age, in spite of a low iron contentin breast milk.

Nucleotides in Milk

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Human milk contains significantly higher levelsof nucleotides (NT) and NT derivatives comparedwith conventional infant formulas. NT can be synthesizedendogenously, and thus are not essentialnutrients.

Polyamines in Milk

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The diamine putrescine and the polyamines spermidineand spermine are ubiquitous substancesfound virtually in all cells from higher prokaryotesand eukaryotes [1-5].

Hormones and Growth Factors in Milk

Author(s): O. Koldovsky

Milks of various species contain a number of hormonesof a non-peptide and peptide character aswell as several hormonally active peptides. A listof these active substances (to be called collectivelyhormones) present in human milk is given intable I; only selected references are listed here, thereader being referred to preceding reviews for detailedreferences [22-25].

Review of Selected Papers from the Recent Literature on Bioactive Factors in Milk

Author(s): J-P. Buts

Mammalian milk and human milk in particularcontain many substances that can meet the nutritionaldemands of the growing body, deliver micronutrientswhich serve as mediators for growthand differentiation of tissues and organs, and multipleother factors