HGVEC.SV1 cell HGVEC.SV1A4 cell CVCL_WW28 https://www.ncbi.nlm.nih.gov/pubmed/1354670 https://www.ncbi.nlm.nih.gov/pubmed/8995744 HGVEC.SV1 clone A4 HGVEC Human Glomerular Visceral Epithelial Cells.SV40 transformed 1 clone A4 https://web.expasy.org/cellosaurus/CVCL_WW28