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Evaluation of Mammary Gland Development and Function in Mouse Models
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A mammary gland secretion function exploratory study based on a quantitative comparison between milk and serum.

Li Long Wei1, Rui Xiao2, Yun Zhou1

  • 1Department of Clinical Laboratory Center, China-Japan Friendship Hospital, 2 Ying-Hua Garden East Street, Beijing, 100029, China.

Molecular and Cellular Biochemistry
|December 19, 2024
PubMed
Summary

Human breast milk composition significantly differs from serum, with most components lower in milk. This study quantifies these differences, revealing insights into mammary gland secretory function.

Keywords:
Biochemical analysisHuman breast secretory functionHuman milk secretionHuman serum constituents

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Area of Science:

  • Physiology
  • Biochemistry
  • Human Lactation

Background:

  • Lactation is a complex physiological process.
  • Knowledge regarding the secretion of many milk components remains limited.
  • Understanding mammary gland secretory function is crucial.

Purpose of the Study:

  • To explore the secretory function of human mammary glands.
  • To comparatively analyze common clinical indicators in serum and milk.
  • To quantify differences in biochemical components between human serum and milk.

Main Methods:

  • Simultaneous collection of milk and serum samples from lactating women.
  • Determination of common biochemical component titers using an automated biochemical analyzer.
  • Statistical analysis of differences between serum and milk component levels.

Main Results:

  • Significant biochemical differences were observed between milk and serum samples.
  • Of 46 components analyzed, 9 were significantly higher in milk, and 32 were significantly lower.
  • Five constituents showed significant correlation between milk and serum; individual milk differences were greater than serum differences.

Conclusions:

  • Human mammary gland secretion exhibits distinct biochemical profiles compared to serum.
  • Quantification of these differences provides valuable data for further research.
  • This study enhances understanding of the human breast's secretory function.