While ALS is the most common motor neuron disease, we also treat all other forms, including: 1  PLS (Primary Lateral Sclerosis), affecting the upper motor neurons in the brain and spinal cord. 2  PMA (Primary Muscular Atrophy), affecting the lower motor neurons from the spine to the muscle.
Deletion Mutation and DNA. A deletion mutation occurs when part of a DNA molecule is not copied during DNA replication. This uncopied part can be as small as a single nucleotide or as much as an entire chromosome.The loss of this DNA during replication can lead to a genetic disease.eletion Mutation and DNA. A deletion mutation occurs when part of a DNA molecule is not copied during DNA replication. This uncopied part can be as small as a single nucleotide or as much as an entire chromosome.
You won't believe these 10 facts about people. Gene deletion is a loss of genetic material that can lead to serious abnormalities in an organism. The absence of the gene can be caused by any number of features, including errors during meiosis, breaking, and translocation.any human genetic disorders are related to gene deletion, often of a specific gene. Most people encounter the concept of gene deletion through its manifestation as a disorder. Absence of genetic material can create birth defects and may be related to some forms of cancer.