Human Astrocytes-spinal cord (HA-sp) from Creative Bioarray are isolated from human spinal cord. HA-sp are cryopreserved at passage one and delivered frozen. Each vial contains >5 x 10^5 cells in 1 ml volume. HA-sp are characterized by immunofluorescent method with antibody to GFAP. HA-sp are negative for HIV-1, HBV, HCV, mycoplasma, bacteria, yeast and fungi. HA-sp are guaranteed to further expand for 15 population doublings at the conditions provided by Creative Bioarray.