38 This pain commonly presents as spontaneous burning sensations in the feet, and patients may also report positive sensory symptoms such as brush-evoked allodynia (pain from normally non-painful stimuli) and paresthesias, which are often accompanied by sensory loss, leading patients to describe the paradox of their feet being continuously painful yet insensate to touch
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Under low Fe 2+ levels, SifR interacts with free catechol-derived quinones and disengages from the DNA promoter region, resulting in the activation of the SifR regulon
These two ideas are not mutually exclusive
Yin YJ, Zhang YH, Wang Y, Jiang H, Zhang JB, Liang S, Yuan B (2023) Ferulic acid ameliorates the quality of in vitro-aged bovine oocytes by suppressing oxidative stress and apoptosis
The tripeptide GHK has a strong affinity for copper(II) ions, forming a 1:1 complex that is the biologically active form