Human Retinal Astrocytes total RNA (HRA tRNA) is prepared from early passage Human Retinal Astrocytes using the Qiagen AllPrep DNA/RNA Mini kit. Total RNA concentration was determined by DU 800 UV/Visible spectrophotometer. Total RNA from ScienCell Research Laboratories is convenient and cost effective for researchers as it eliminates the need to acquire expensive tissues for isolation of RNA. This product is for research use only. It is not approved for use in humans, animals, or in vitro diagnostic procedures.