Related by context. Frequent words. (Click for all words.) 74 follicles 70 hair follicles 66 hair follicle 61 epidermis 57 collagen 56 gland 55 ovaries 54 glands 54 cuticle 52 ovary 52 blood vessels 52 malignant cells 51 epithelial cells 51 testes 51 fibroblasts 51 nerve cells 50 tissue 50 pituitary 50 melanin 50 uterus 49 cancerous cells 49 tumor cells 49 neuron 49 fatty tissue 49 uterine 48 pores 48 capillaries 48 breast tissue 48 axon 48 axons 48 thymus 48 neurons 48 pancreas 48 muscle fibers 47 dermal 47 progenitor cells 47 hormone 47 pigmentation 47 tumor 47 cells 47 adipose tissue 47 hairs 47 cerebellum 47 muscle tissue 47 cortex 47 oocytes 46 stem cells 46 fallopian tubes 46 tooth enamel 46 nerve fibers 46 cilia 46 endothelial cells 46 tissues 45 cancerous tissue 45 reproductive organs 45 pituitary gland 45 hair 45 tumors 45 salivary glands 45 epithelial 45 nerve endings 44 sperm 44 orifice 44 urethra 44 scar tissue 44 enzymatic 44 biofilm 44 hormonal 44 islet cells 44 neural stem cells 43 lymphocytes 43 yeast cells 43 skin 43 serum 43 embryo 43 ovulation 43 lesion 43 left ventricle 43 cavity 43 ear canal 43 immune cells 43 bladder 43 fibrous 43 intestine 43 androgens 42 enzyme 42 polyp 42 mitochondria 42 cornea 42 cartilage 42 mRNA 42 whiskers 42 hormones 42 motility 42 brain 42 flower buds 42 ES cells 42 mammalian cells 42 nostril 42 hydrogel 42 extracellular matrix