artery ribonucleic acid level Circle of Willis ribonucleic acid level 2025-06-16T14:13:58Z CMO:0004094 Circle of Willis RNA level GEO:GSE161044 PMID:33203959 PMID:38326494 This is any measurement of the absolute or relative amount(s) of one or more of the ribonucleic acids (RNAs) found in the Circle of Willis, a junction of arteries in the base of the brain that supply blood to the brain. The Circle of Willis includes parts of the internal carotid arteries, parts of the cerebral arteries, the communicating arteries, and part of the basilar artery. VT:0011183 arterial circle of Willis RNA level cerebral arterial circle RNA level clinical_measurement_ontology slaulederkind