Note that the intracellular concentrations of Hcy, SAM, SAH, and Met all change in the same direction as seen clinically
PubMed Chang CH, Tsai WC, Lin MS, Hsu YH, Pang JH
The oral-contraceptive interaction is a separate study (GPGR), reported in the FDA Mounjaro NDA 215866 summary review: a single 5 mg tirzepatide dose with a combination oral contraceptive (0.035 mg ethinyl estradiol / 0.25 mg norgestimate) reduced the Cmax of norelgestromin and ethinyl estradiol by 55% to 59% a range spanning both analytes, not a separate figure for each with AUC lowered 28.8% (norelgestromin) and 27% (ethinyl estradiol), and tmax delayed 2.5 to 4.5 hours
Tumor challenge and adoptive T cell transfer
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For example, a bulky isocyanide like tBuCN will sterically crowd the metal less than a bulky phosphine like t BuH 2 P would