The invention is a novel cell freezing and storage bag assembly and method for using the assembly in {HEAD ~ the seed train expansion} of {TAIL ~ mammalian cells} 
The invention is a novel cell freezing and storage bag assembly and method for using the assembly in { HEAD ~ the seed train expansion } of { TAIL ~ mammalian cells }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL