In on embodiment, {HEAD ~ the invention} provides nucleic acid sequences which regulate expression of a nucleotide sequence of interest in {TAIL ~ an age related manner} 
In on embodiment , { HEAD ~ the invention } provides nucleic acid sequences which regulate expression of a nucleotide sequence of interest in { TAIL ~ an age related manner }
OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL