The loss of these cells is followed by the degeneration (atrophy) of the optic nerve. X-linked optic atrophy type 2 is caused by mutation in the OPA2 gene with cytogenetic location Xp11.4-p11.21. The patient presents with early-onset childhood vision loss with slow progression of loss.
Metal Seals. More Products Â» Metal Seals. Munaco Sealing Solutions, Inc. provides numerous variations of metal seals like metal O-Rings, metal C-Rings, metal E-Rings, Spring-Energized metal seals, metal U-Rings, and metal V-Rings. Munaco's unique experience helps to provide some of the most efficient metal sealing technologies available.
Bead Sealer. Bead sealer is a black rubbery glue substance that is used to help the rubber tire seal to the metal rim. It will also fill in minor imperfections in the rim. And will help keep small debris like stones from getting in between the tire bead and the rim flange.