Related by context. Frequent words. (Click for all words.) 54 genetically engineered mice 54 genetically modified mice 53 transgenic mice 52 genetically altered mice 47 rapamycin 47 nonhuman primates 47 cultured cells 47 laboratory experiments 46 genes encoding 46 gene expression patterns 46 lysozyme 45 vitro studies 45 reprogrammed cells 45 mycobacteria 44 vivo 44 vitro 44 C. elegans 43 stem cell differentiation 43 preclinical studies 43 vitro assays 42 transgenic 42 epidemiologic studies 42 biochemical 41 Preclinical studies 41 microarray analysis 41 bioassay 40 Clinical trials 40 quorum sensing 40 biochemical pathways 40 biochemically 40 experiments 39 biochemical processes 39 biological molecules 39 nitrogen fixation 39 epidemiological studies 39 longitudinal studies 39 cannabinoids 38 molecular pathways 38 RNA molecules 37 situ hybridization 37 researchers 37 biofilm formation 37 micelles 36 studies 36 protein folding 36 experimentally 36 chloroplasts 36 membrane proteins 35 molecular mechanism 34 PNAS paper 34 comparative genomics 33 genetic sequencing 32 experimenters 32 PNAS 32 zeolites 32 Experiments 32 molecules 31 hypothesis 31 x ray crystallography 31 photosynthesis 30 molecular 29 experiment 29 scientists 29 high temperature superconductors 29 magnetic resonance spectroscopy 29 journal Angewandte Chemie 29 biochemist 29 Computer simulations 28 laboratory 28 research 28 high temperature superconductivity 28 molecular dynamics 28 ionic liquids 28 nanoparticles 28 chemical reactions 27 photonic crystals 27 computer simulations 27 computational methods 27 biomimetic 26 mathematical models 26 atmospheric chemistry 26 theoretical calculations 26 optical tweezers 26 molecular biologists 25 nanotubes 25 microfluidic device 25 carbon nanotubes 24 biophysical 23 spider silk 23 bioengineers 22 nanotube 21 X ray diffraction 21 computational modeling 21 mathematical modeling 21 adsorption 21 quantum mechanical 20 postdoctoral associate 20 microscale 19 simulations 17 computational chemistry 14 fluid dynamics