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  • These results suggest that HCY potentiates KCl-induced umbilical artery vasoconstriction, in part by increasing Ca(2+) influx in vascular smooth muscle cells via activation of Ca(2+) channels. (semanticscholar.org)
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  • A portion obliterates to become the medial umbilical ligament (be careful not to confuse this with the median umbilical ligament, a different structure that represents the remnant of the embryonic urachus). (wikipedia.org)