Light Blue Iris Stroma
Light-blue iris (specimen NN). Cytoplasm contains numerous intermediate filaments and scattered polyribosomes. Rare small, round to oval melanosomes are noted. Slender mitochondrias have dense matrix and inconspicuous cristae. Large arrow denotes transversely sectioned cilium. Micropinocytotic vesicles and a coated pit (small arrow) are observed (TEM, X 12,000).
