Related by context. Frequent words. (Click for all words.) 57 staphylococci 57 supernatant 56 S. cerevisiae 55 fluorescently labeled 55 Mycobacterium 54 erythrocytes 54 polymerases 54 lectin 54 PrP 54 proteasomes 54 ribozyme 54 Caenorhabditis elegans 54 mycobacterial 54 immunostaining 53 single celled organism 53 fruitfly 53 rDNA 53 bacterial genome 53 pancreatic tissue 53 ribozymes 53 plasmodium 53 amino acid residues 53 neural progenitor cells 53 homologs 53 protein fragment 52 transduced 52 homolog 52 lentivirus 52 vacuoles 52 viral genome 52 haploid 52 mycobacteria 52 single celled 52 diploid 52 mutant strain 52 midgut 52 C. albicans 52 transfected 51 prion proteins 51 lytic 51 glycoproteins 51 defensins 51 flatworms 51 ribonucleic acid RNA 51 nematode worms 51 poxvirus 51 mutant proteins 51 phage 51 genes encoding 51 phagocytes 51 overexpressing 51 vacuole 51 lectins 51 murine 51 synthetase 51 bacterium 51 Penicillium 51 PCR assay 50 proinsulin 50 homologue 50 Haemophilus influenzae 50 mononuclear cells 50 cytochrome c 50 herpes viruses 50 IgG antibodies 50 immunofluorescence 50 unicellular 50 virions 50 culturing 50 monomeric 50 mutant strains 50 granulocytes 50 protozoan 50 mice lacking 50 Drosophila melanogaster 50 synthase 50 amyloid fibrils 50 artificial chromosome 50 undifferentiated cells 50 CD8 + 50 Supplementary Fig 50 adenoviral 50 organism 50 centromeres 50 RNAP 49 morphologically 49 mouse embryo 49 T lymphocyte 49 hTERT 49 receptor gene 49 clades 49 macromolecule 49 cytosolic 49 Helicobacter 49 Mammalian 49 RNA sequences 49 rhesus 49 tRNAs 49 reverse transcriptase 49 transgene 49 valine