Toxic solvent residues DMF (dimethylformamide) Known liver toxin Associated with reproductive toxicity Must be removed to extremely low limits in GMP drugs DCM (dichloromethane / methylene chloride) Probable human carcinogen Central nervous system depressant Dangerous even in small amounts if injected TFA (trifluoroacetic acid) Corrosive Can remain in peptides as unmeasured TFA salt Pharmaceutical products often convert TFA salts to safer counterions Without validated HPLC, mass spectrometry, and residual solvent testing, patients may be injected with harmful chemical contaminants
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In addition, deletion of the miR-483-3p-responsive elements in binding site 2 of the IGF-1 3 UTR resulted in abrogation of the inhibitory effect of miR-483-3p, indicating that only site 2 was functional (Fig
After reconstitution, use a short refrigerator window
Cell-culture studies describe molecular changes over hours to days
GSH TIPS THE SCALES BETWEEN SURVIVAL AND CELL DEATH The ROS-mediated intrinsic pathway of apoptosis disclosed that the intracellular amount of GSH could determine the capability of the cell to undergo apoptosis
