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Dihexa did not alter aminoglycoside entry into hair cells but attenuated cell death through HGF-dependent intracellular signaling, with downstream contributions from the Akt, mTOR, and MEK pathways

Acetylcholine is responsible for mood regulation, psychomotor activity, and sleep (438), by activation of central muscarinic receptors, rather than nicotinic receptors (153)

Invisible degradation markers These are the degradation events you cannot see but should assume are happening based on time and conditions

Repeated freeze-thaw cycles destroy peptides through ice crystal formation that physically tears apart molecular structures

The oral format supports gastrointestinal-route and handling-focused study designs