Is electroacupuncture analgesia enhanced in transgenic nociceptin/orphanin FQ knock-out mice?
Endogenous OFQ might be algesic in basal condition and antagonize EA analgesia.
Milk iron, zinc, and copper concentrations at 9 mo postpartum are not associated with maternal mineral status, which suggests active transport mechanisms in the mammary gland for all 3 minerals. Milk iron concentrations increase and milk zinc concentrations decrease during weaning [corrected]