exemplar data of Cluster VendA_18 endothelial cell of artery (Hsap) HumanBrain 0019 - CS202210140_19 10.1126/science.add7046 VendA_18 VendA_18 Kimberly Siletti CS202210140_19 HumanBrain 0019 HumanBrain 0014-0024 - CS202210140_465