| abstract |
Provided are an expression vector for an animal cell including a promoter, a cloni ng site or a polynucleotide encoding foreign product, and a transcription terminator, all of which are operably connected each other within the expression vector, in which at Ie ast one copy of human β-globin MAR sequence is attached to the 31 terminal of the tran scription terminator, and a method of expressing a foreign gene using the expression v ector. |