�X�arterioles, fibrils, lymphatic ducts, macrophage aggregates, endothelial cells, cerebral cortex neurons, skeletal muscle fibers, pericardial sac, myocardium bundles, cavernous sinus structures, retinal capillaries, corneal endothelium, conjunctival vessels, adipose tissue nodules, fatty acid droplets, chromaffin cells, synovial fluid-filled spaces, bone marrow cavities, mucociliary escalator structures, gingival epithelial cells, cervical mucus glands, seminal vesicle secretory tubules, testicular seminifebous tubules