ALS Therapy Development Institute 1 article published in JoVE Medicine A Quick Phenotypic Neurological Scoring System for Evaluating Disease Progression in the SOD1-G93A Mouse Model of ALS Theo Hatzipetros1, Joshua D. Kidd1, Andy J. Moreno1, Kenneth Thompson1, Alan Gill1, Fernando G. Vieira1 1ALS Therapy Development Institute This video protocol describes a sensitive, reliable, and quick method for evaluating the neuromuscular deficits in a transgenic mouse model of amyotrophic lateral sclerosis.