Related by context. Frequent words. (Click for all words.) 73 hair follicles 66 follicle 64 follicles 59 epidermis 55 gland 55 muscle tissue 54 epithelial cells 54 cancerous cells 53 epithelium 53 collagen 53 malignant cells 52 dermis 52 nerve cells 52 blood vessels 52 cells 51 melanocytes 51 tissue 51 thymus 51 tumor cells 50 cochlea 50 diseased cells 50 axon 49 cuticle 49 tissues 49 cell membrane 49 cancerous tissue 49 muscle fibers 49 keratin 49 glands 49 pancreas 49 membrane 49 melanin 48 testis 48 fibroblasts 48 cell membranes 48 enzymatic 48 capillaries 48 connective tissue 47 uterus 47 urethra 47 testes 47 fatty tissue 47 salivary glands 47 cilia 47 signaling pathway 47 ovaries 47 elastin 46 skin 46 DNA strands 46 enzyme 46 pores 46 sweat glands 46 immune cells 46 pigmentation 46 adrenal gland 46 hairs 46 stem cells 46 progenitor cells 46 apoptosis 46 ovary 46 substrate 46 mammalian cells 46 nasal cavity 46 axons 46 motor neurons 46 epithelial 46 reactive oxygen species 46 islet cells 46 tumor 46 biofilm 45 neuron 45 synapse 45 endothelial 45 nerve fibers 45 cerebellum 45 molecule 45 lymphocytes 45 signaling pathways 45 enzymes 45 embryo 45 tumors 45 bone marrow 45 protein synthesis 45 nanotube 45 cornea 45 dermal 45 proteins 45 photoreceptors 45 organism 45 liver 45 vasculature 44 extracellular matrix 44 intestinal tract 44 electrode 44 yeast cells 44 nerve endings 44 chest cavity 44 molecules 44 intestines 44 serum 44 endothelial cells