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Publication Details
AFRICAN RESEARCH NEXUS
SHINING A SPOTLIGHT ON AFRICAN RESEARCH
biochemistry, genetics and molecular biology
Postdelivery changes in maternal and infant erythrocyte fatty acids in 3 populations differing in fresh water fish intakes
Prostaglandins Leukotrienes and Essential Fatty Acids, Volume 85, No. 6, Year 2011
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Description
Introduction: Long-chain polyunsaturated (LCP) fatty acids (FA) are important during infant development. Mother-to-infant FA-transport occurs at the expense of the maternal status. Maternal and infant FA-status change rapidly after delivery. Methods: Comparison of maternal (mRBC) and infant erythrocyte (iRBC)-FA-profiles at delivery and after 3 months exclusive breastfeeding in relation to freshwater-fish intakes. Approximation of de-novo-lipogenesis (DNL), stearoyl-CoA-desaturase (SCD), elongation-of-very-long-chain-FA-family-member-6 (Elovl-6), delta-5-desaturase (D5D) and delta-6-desaturase (D6D)-enzymatic activities from their product/essential-FA and product/substrate-ratios. Results and discussion: Increasing iRBC-14:0 derived from mammary-gland DNL. Decreasing mRBC-ω9, but increasing iRBC-ω9, suggest high ω9-FA-transfer via breastmilk. Decreasing (m+i)RBC-16:0, DNL- and SCD-activities, but increasing (m+i)RBC-18:0 and Elovl-6-activity suggest more pronounced postpartum decreases in DNL- and SCD-activities, compared to Elovl-6-activity. Increasing (m+i)RBC-18:3ω3, 20:5ω3, 22:5ω3, 18:2ω6, mRBC-20:4ω6 and (m+i)D5D-activity, but decreasing mRBC-22:6ω3 and (m+i)D6D-activity and dose-dependent changes in iRBC-22:6ω3 confirm that D6D-activity is rate-limiting and 22:6ω3 is important during lactation. Fish-intake related magnitudes of postpartum FA-changes suggest that LCPω3 influence DNL-, SCD- and desaturase-activities. © 2011 Elsevier Ltd.
Authors & Co-Authors
Kuipers, Remko S.
Netherlands, Groningen
Universitair Medisch Centrum Groningen
Luxwolda, Martine F.
Netherlands, Groningen
Universitair Medisch Centrum Groningen
Sango, Wicklif S.
Tanzania, Same
Same Regional Hospital
Kwesigabo, Gideon P.
Tanzania, Dar es Salaam
Muhimbili University of Health and Allied Sciences
Dijck-Brouwer, Da A.Janneke
Netherlands, Groningen
Universitair Medisch Centrum Groningen
Muskiet, Frits A.J.
Netherlands, Groningen
Universitair Medisch Centrum Groningen
Statistics
Citations: 22
Authors: 6
Affiliations: 3
Identifiers
Doi:
10.1016/j.plefa.2011.06.004
ISSN:
09523278
e-ISSN:
15322823
Research Areas
Environmental
Maternal And Child Health