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4, consistent with the results in PASMCs, ZXGD administration could markedly increase the expression of pro-apoptotic proteins Bax, caspase 3, caspase 8, caspase 9, and significantly decrease the expression of anti-apoptotic protein Bcl2 and proliferation related protein PCNA when compared with PH group

Researchers and laboratories are responsible for ensuring proper handling, storage, and use in accordance with applicable research regulations, laboratory standards, and institutional safety procedures

But nasally administered PT-141 offers the advantage of discretion and convenience

-20C for long-term stability Post-reconstitution: Refrigerate at 2-8C, protect from light Reconstituted use window: 60 days for optimal research integrity Avoid: Repeated freeze-thaw cycles to preserve compound stability and structural integrity Quality Standards Mile High Compounds maintains a rigorous quality control framework across all research compounds

Frontiers in Pharmacology (2025) 9