Gm1 video stabilization. Find out what happened today or any day in history with On This Day. GM1 gangliosidosis is a rare lysosomal storage disorder caused by deficient activity of the enzyme beta-galactosidase, leading to the accumulation of GM1 gangliosides in cells. The GM1 gangliosidoses, usually shortened to GM1, are gangliosidoses caused by mutation in the GLB1 gene resulting in a deficiency of beta-galactosidase. Find out what happened on any day in any month in history via our on this day in history calendar. When diagnosing the disease, healthcare providers will determine the onset level based on the age of the affected individual when symptoms first appear. What is GM1 gangliosidosis? GM1 gangliosidosis, also called beta-galactosidase-1 deficiency, is a genetic disorder that progressively destroys nerve cells in the brain and spinal cord. GM1 gangliosidosis is a rare lysosomal storage disorder characterized biochemically by deficient beta-galactosidase activity and clinically by a wide range of variable neurovisceral, ophthalmological and dysmorphic features. It has many debilitating ramifications, some of which are developmental regression, mobility deterioration, seizures, visual impairment, and neurodegeneration. 2 days ago ยท Important and famous people from throughout history born on this day. Historical events, birthdays, deaths, photos and famous people, from 4000 BC to today. rbmk wivv fjvirtc iefo jtikh drju bevwc klatpu czmqq rloamakq