STABLE EXPRESSION SYSTEM FOR EUKARYOTIC CELLS

摘要

The present invention related to a polynucleotide sequence and an expression vector comprising at least one gene encoding a stress resistance protein, at least one gene encoding a selection marker, at least one gene encoding an expression protein, at least one matrix attachment region and a transcription terminator, all of which are operably connected to each other. The present invention further relates to a host cell comprising the expression vector. The present invention also relates a method of producing a cell line.