physiology article 180 metabolism 150 genetics 118 growth, development and aging 78 plant leaf 74 Plant Leaves 72 gene expression regulation 62 Argentina 56 Plant Roots 56 Water 56 chemistry 56 microbiology 56 plant root 56 water 56 Gene Expression Regulation, Plant 54 Arabidopsis 52 Animals 50 animal 50 nonhuman 44 Plant Proteins 42 drug effect 42 Plant Stems 38 plant stem 38 Molecular Sequence Data 34 Plants, Genetically Modified 34 molecular genetics 34 transgenic plant 34 Arabidopsis thaliana 30 Plant Transpiration 30