Related by context. Frequent words. (Click for all words.) 55 eukaryotic cells 54 Caenorhabditis elegans 53 rhodopsin 52 regulate gene expression 52 C. elegans 52 biochemical processes 52 nematode worms 51 ribozyme 51 protein fragment 51 mammalian cells 51 RNA molecule 50 chloroplasts 50 oscillatory 50 biochemical pathways 50 RNA molecules 50 genetic alteration 50 biological molecules 50 morphologically 49 HHMI investigator 49 RNA viruses 49 signal transduction 49 prion proteins 49 mycobacteria 49 membrane protein 49 PNAS paper 49 biofilm formation 49 Methylation 48 protein complexes 48 Wnt signaling 48 protein folding 48 antimicrobial peptides 48 chloroplast 48 molecular pathways 48 biochemical 48 hypoxia inducible factor 48 NF kappaB 48 Bt toxin 48 Notch signaling 48 organisms 48 molecular pathway 48 flagellum 47 biochemically 47 metabolic processes 47 anthrax toxin 47 quorum sensing 47 morphogenesis 47 mammalian brain 47 molecular mechanisms 47 metabolic pathways 47 ES cells 47 laboratory experiments 47 cell signaling pathways 47 gene expression patterns 47 germ cells 47 cholesterol metabolism 47 glutamate receptors 47 tumor suppressor gene 46 biophysical 46 electrospinning 46 molecular mechanisms underlying 46 DISC1 46 cultured cells 46 Hydrogen sulfide 46 Mitochondrial 46 proteins 46 molecular 46 mammalian 46 Macrophages 46 biochemical pathway 46 membrane proteins 46 physiological mechanisms 46 LRRK2 46 fibroblast growth 45 p# gene 45 Ph.D. postdoctoral fellow 45 cell signaling pathway 45 microscale 45 pathogenic organisms 45 Prions 45 alpha particles 45 x ray crystallography 45 genes encoding 45 single celled organisms 45 fruit fly Drosophila 45 genetically engineered mice 45 HDACs 45 glycan 45 Neu5Gc 45 SWNTs 45 molecular mechanism 45 mutant strains 45 Wnt pathway 45 neural circuitry 44 stem cell differentiation 44 Hakonarson 44 molecule 44 developmental biologist 44 signaling molecule 44 high temperature superconductors 44 epigenome 44 protein synthesis