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The polyglutamine neurodegenerative protein ataxin-3 binds polyubiquitylated proteins and has ubiquitin protease activity
monensin (BD-Bioscience) and brefeldin A (BioLegend) were added after 2 h or directly stained with the respective directly labeled FACS antibodies

Immune function: GH has immunomodulatory properties, and some researchers hypothesize that restoring GH levels in older adults may support immune function
Houghton Mifflin Harcourt
