Abstract:
:Zinc is essential for normal embryogenesis and may have particular importance for closure of the human neural tube. Compared to 258 controls, we found increased zinc content in umbilical cord serum in eight of nine newborn anencephalics (p less than 0.02) and three infants with spina bifida (p less than 0.001). Increased zinc levels were bound to serum albumin or alpha-2-macroglobulin (alpha 2M) in infants with neural tube defects (NTD). In NTD-mothers, total serum zinc was similar to controls, but there was a shift in the distribution of zinc from alpha 2M to albumin. Fetal hyperzincemia and elevated maternal albumin-bound zinc suggest that the NTD-fetus receives but does not use zinc normally.
journal_name
Neurologyjournal_title
Neurologyauthors
Zimmerman AWdoi
10.1212/wnl.34.4.443subject
Has Abstractpub_date
1984-04-01 00:00:00pages
443-50issue
4eissn
0028-3878issn
1526-632Xjournal_volume
34pub_type
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