PINK1 appears to be a rare cause of inherited Parkinson's disease. A small percentage (~2 percent) of those developing the condition at an early age appear to carry mutations in the PINK1 gene. Genetic testing for the PARK7, SNCA and LRRK2 genes is also available. Individuals and families who are interested in having genetic testing can learn more about their risk for Parkinson's disease and the availability and accuracy of genetic testing for this disease by setting up an appointment with a genetics health professional.
Ivory is an off-white color that resembles ivory, the material out of which the teeth and tusks of animals (such as the elephant and the walrus) are made. It has a very slight tint of yellow. The first recorded use of ivory as a color name in English was in 1385.
â¢ Yellow Sapphire. â¢ Zircon. This is a hard, white, elastic, fine-grained substance obtained from the tusks of the elephant, walrus, sperm whale and hippopotamus, this last variety being the best. The colour of ivory ranges from white to yellowish white, to brownish white, the commonest shade being pale cream.Ivory can be distinguished from bone by virtue of the fine tubules running through it with a spiral course which indicate the growth of the tooth.These are not present in bone.Ivory comes from Africa and Asia.vory can be distinguished from bone by virtue of the fine tubules running through it with a spiral course which indicate the growth of the tooth. These are not present in bone. Ivory comes from Africa and Asia.