2026. 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. Journal of Biological Research - Bollettino della Società Italiana di Biologia Sperimentale. 99, s1 (Mar. 2026). DOI:https://doi.org/10.4081/jbr.2026.15307.