Cryopreserved Normal Human Epidermal Keratinocytes Neonatal are guaranteed through 18 population doublings for adult cells. All cells test negative for mycoplasma, bacteria, yeast, and fungi. HIV-1, hepatitis B and hepatitis C are not detected for all donors and/or cell lots. A Certificate of Analysis is provided for each cell lot purchased. Benefits:Assured for experimental use up to 20 population doublings All cells test negative for mycoplasma, bacteria, yeast, and fungiHIV-1, hepatitis B and hepatitis C are not detected for all donors and/or cell lotsCharacterized by morphological observation throughout serial passageCertificate of Analysis is provided for each cell lotApplications:Skin modelingOncologyProtective barrierWound healingPigmentation Content:1 x Cryopreserved ampule of NHEK-Neo (single donor) containing ≥ 500,000 cells