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MATERIALS AND METHODS Materials Immortalized mouse brain endothelial cells (bEnd.3 cells) were purchased from American Type Culture Collection (Manassas, VA)

Some studies indicate that DSIP may influence endogenous opioid signaling, although its effects are not consistently reversed by opioid antagonists, suggesting indirect modulation rather than direct receptor agonism [9]

Although radiotherapy is often beneficial as well, it may lead to secondary, more aggressive tumors

This guide is for laboratory scientists handling research-grade compounds under appropriate institutional protocols

Use our peptide reconstitution calculator to work out your research dose