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The Plant Cell|July 1, 1992
A novel light-regulated promoter is conserved in cereal and dicot chloroplastsD A Christopher, M Kim, J E Mullet
Plant Molecular Biology|June 1, 1993
Direct evidence for selective modulation of psbA, rpoA, rbcL and 16S RNA stability during barley chloroplast developmentM Kim, D A Christopher, J E Mullet
Nucleic Acids Research|December 11, 1991
A mixed group II/group III twintron in the Euglena gracilis chloroplast ribosomal protein S3 gene: evidence for intron insertion during gene evolutionD W Copertino, D A Christopher, R B Hallick
The EMBO Journal|December 1, 1990
Light-induced switch in barley psbD-psbC promoter utilization: a novel mechanism regulating chloroplast gene expressionT B Sexton, D A Christopher, J E Mullet
Current Genetics|August 31, 1999
Expression of a higher-plant chloroplast psbD promoter in a cyanobacterium (Synechococcus sp. strain PCC7942) reveals a conserved cis-element, designated PGT, that differentially interacts with sequence-specific binding factors during leaf developmentD A Christopher, Y Shen, P Dudley, et al.
Plant Physiology|April 1, 1997
Involvement of protein kinase and extraplastidic serine/threonine protein phosphatases in signaling pathways regulating plastid transcription and the psbD blue light-responsive promoter in barleyD A Christopher, X Li, M Kim, et al.
Ultrasound in Medicine & Biology|January 1, 1995
A wall-less vessel phantom for Doppler ultrasound studiesD W Rickey, P A Picot, D A Christopher, et al.
Ultrasound in Medicine & Biology|January 1, 1996
A high-frequency continuous-wave Doppler ultrasound system for the detection of blood flow in the microcirculationD A Christopher, P N Burns, J Armstrong, et al.
Ultrasound in Medicine & Biology|July 1, 1999
40-MHZ echocardiography scanner for cardiovascular assessment of mouse embryosO Aristizábal, D A Christopher, F S Foster, et al.
The Plant Cell|December 26, 2001
Cryptochrome 1, cryptochrome 2, and phytochrome a co-activate the chloroplast psbD blue light-responsive promoterK E Thum, M Kim, D A Christopher, et al.
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