Not to be confused with Retinal. Retinol, also known as Vitamin A1, is a vitamin found in food and used as a dietary supplement. As a supplement it is used to treat and prevent vitamin A deficiency, especially that which is resulting in xerophthalmia.
Desmosomes are anchoring junctions â mechanical couplings scattered like rivets along the sides of adjacent cells to prevent their separation. On the cytoplasmic face of each plasma membrane is a thickening called a plaque.
Muscle: Cell Junctions. There are several kinds of cell-cell junctions. A description of these can be found here. Cardiac cells are special, amongst the muscle types, because they are connected to each other by intercalated discs-structures that are only found in cardiac muscle cells.ntercalated discs contain. different types of cell-cell junctions: 1  Fascia adherens junctions (anchoring junctions). 2  where actin filaments attach thin filaments in the muscle sarcomeres to the cell membrane.