Harlequin Ichthyosis Causes. The harlequin ichthyosis is known to be genetic in nature. The ABC 12 gene, which directs the protein production that is necessary to have a normal skin growth, is being mutated which leads to this severe skin disorder. It is a gene that is responsible for the transportation of lipid.
Boron (IPA: /ËbÉËrÉn/) is a chemical element with atomic number 5 and the chemical symbol B. A trivalent compound containing boron occurs abundantly in the ore borax. Boron is never found free in nature, and is a non-metal. Several allotropes of boron exist; amorphous boron is a brown powder, though crystalline boron is black, hard (9.3 on Mohs' scale), and a weak conductor at room temperature.
1 boric, or boracic, acid, is used as a mild antiseptic. 2  borax, Na 2 B 4 O 7 .10H 2 O, is a cleansing flux in welding. 3  borax, Na 2 B 4 O 7 .10H 2 O is a water softener in washing powders. 4  boron compounds are used in production of enamels for covering steel of refrigerators, washing machines, etc.