iris pigment造句

The iris pigment epithelium prevents damaging light scattering within the eye.
Pigment cells of the iris pigment epithelium have a separate embryological origin.
Dissection reveals that the iris pigment epithelium is brownish black due to the presence of melanin.
Blue-eyed humans and mammals have little or no pigment in the stroma, but retain pigment in the iris pigment epithelium.
If pigment is missing from both the stroma and the iris pigment epithelium, the only pigment in the eye is the hemoglobin in blood vessels.
It's difficult to find iris pigment in a sentence. 用iris pigment造句挺难的

The back surface is covered by a heavily pigmented epithelial layer that is two cells thick ( the iris pigment epithelium ), but the front surface has no epithelium.
Eyes are pigmented at the front of the iris called the stroma, and in a thin layer at the back of the iris in tissue called the iris pigment epithelium.
The back surface is covered by a commonly, heavily pigmented epithelial layer that is two cells thick ( the iris pigment epithelium ), but the front surface has no epithelium.
The diagnosis included a pseudotumor of the retina, hyperplasia of retinal, ciliary, and iris pigment epithelium, hypoplasia and necrosis of the inner layer of the retina, cataract, and phthisis bulbi.
Melanin is yellowish-brown to dark brown in the stromal pigment cells, and black in the iris pigment epithelium, which lies in a thin but very opaque layer across the back of the iris.
In humans, the pigmentation of the iris varies from light brown to black, depending on the concentration of melanin in the iris pigment epithelium ( located on the back of the iris ), the melanin content within the iris stroma ( located at the front of the iris ), and the cellular density of the stroma.