Viogene Single cell miTotal RNA Extraction Miniprep System provides a fast method to purify total RNA of a single cell from various samples such as cells from culture or blood buffy coat. A simple spin-column based method can isolate large RNAs, siRNAs and microRNAs without the time-consuming procedure of phenol/chloroform extraction and ethanol precipitation, the highly purified total RNA can be used for quantitative detection of RNA level using quantitative method, such as qPCR, digital PCR or microarray.