{���tubules, vesicles, microtubules, axon terminals, synapses, mitochondria, nuclei, ribosomes, lysosomes, lipid droplets, vacuoles, cilia, flagella, hemoglobin molecules, erythrocytes, neurons, glomeruli, tyssue fibers, collagen, elastin, microfibrils, glycosaminoglycan matrix, endothelial cells, epithelial cells, macrophages, T-cells