Related by context. Frequent words. (Click for all words.) 63 Mutated 63 Parasites 61 Parasite 58 Bacterium 57 Fungal 56 Inhibits 56 Endemic 55 Virulent 55 protozoan 54 parasites 54 Susceptible 54 Organism 54 Nematodes 54 Anopheles gambiae 53 Endogenous 53 Inhibit 53 Insect 53 Toxoplasma gondii 53 Neuronal 53 Mammalian 53 Rodents 52 Infecting 52 Pathogen 52 Brain Cells 52 Cancer Cells 52 Regulates 52 Leeches 52 Antibiotic Resistance 52 Inbreeding 51 parasitism 51 Salamanders 51 Isolates 51 Pathogens 51 Ostriches 51 Stave Off 51 Larvae 51 Induce 51 Imperiled 51 Mitochondrial 51 parasitic 51 Infested 51 Experts Warn 51 Infects 50 Researchers Identify 50 Plasticity 50 Venomous 50 Malignant 50 Insects 50 Thwart 50 Mutation 50 Aphids 50 Protects Against 50 Intestinal 49 Diseased 49 Infect 49 Candida albicans 49 parasitoids 49 Symbiotic 49 Scientists Identify 49 Bacterial 49 Diseases 49 nematode worms 49 Susceptibility 49 Flesh eating 49 Pests 49 Epidemics 49 Genetically Engineered 49 symbionts 49 Viruses 49 Transgenic 48 Superbugs 48 Macrophages 48 Mutant 48 Microbe 48 Embryonic Stem Cells 48 Nucleic Acid 48 parasitic worm 48 Fungus 48 Gene Expression 48 Domesticated 48 parasitic worms 48 Ulcers 48 Earthworms 48 Diffuse 48 Promiscuity 47 Microorganisms 47 Extermination 47 amoebae 47 fleas ticks 47 Anopheles 47 Metastasis 47 Endangers 47 #:#-# [037] 47 European corn borer 47 Infectious 47 Sleep Deprivation 47 Mycobacterium 47 Cannibalism 47 Growing Problem 47 Reduces Risk 47 Morphology