#connective_tissue  tissue of mesodermal origin consisting of e.g. collagen fibroblasts and fatty cells; supports organs and fills spaces between them and forms tendons and ligaments
  supertype:  #animal_tissue  the tissue in the bodies of animals
  subtype:  #tegument  #areolar_tissue  #bone  #bone_marrow  #elastic_tissue  #endoneurium  #ligament  #perineurium  #tendon  #submucosa  #fascia  #granulation_tissue
  substance:  #collagen
  part:  #histiocyte  a macrophage that is found in connective tissue
  part:  #intercellular_substance__intercellularsubstance__matrix__ground_substance  the body substance in which tissue cells are embedded
  part:  #mast_cell__mastocyte__labrocyte  a large connective tissue cell that contains histamine and heparin and serotonin which are released in allergic reactions or in response to injury or inflammation

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