passages.id: split_6_test_1096_passage
passages.type: progene_text
passages.text: Potato plants ( Solanum tuberosum L. , cv. DÃ?Â©sirÃ?Â©e ) were transformed with the polyphosphate kinase gene from Escherichia coli fused to the leader sequence of the ferredoxin oxidoreductase gene ( FNR ) from Spinacea oleracea under the control of the leaf specific St - LS1 promoter to introduce a novel phosphate pool in the chloroplasts of green tissues .