PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 12754263-11 2003 These results demonstrate that (i) exogenously supplied glucose can replace the function of photoassimilates in roots; (ii) APR is subject to co-ordinated metabolic control by carbon metabolism; (iii) positive sugar signalling overrides negative signalling from nitrate assimilation in APR regulation. Nitrates 262-269 APS reductase 1 Arabidopsis thaliana 124-127