055 | Investigating microgravity’s Dual Impact through Neuronal and Cyanobacterial Models: Mechanistic Insights into Spirulina Bioactivity and Parkinson’s Disease Pathology: Mohammed Amine El Faqir1|2, Giuseppe Uras1, Alessia Manca2, Veronica Lentini2, Antonella Pantaleo2 | 1Department of Clinical Neuroscience, Institute of Neurology, University College London, UK; 2Department of Biomedical Science, University of Sassari, Italy. J Biol Res 2026, 99 (s1). https://doi.org/10.4081/jbr.2026.15307.