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Evidence of pharmacological tolerance to nicotine

Loss of cardiac ferritin H facilitates cardiomyopathy via slc7a11-mediated ferroptosis

showed that NAC downregulated pro-inflammatory cytokines and restored macrophage function, aiding in pathogen clearance and limiting host tissue damage (Yang et al., 2025)

In contrast, D-lactate has been observed to promote histone deacetylase (HDAC) protein gene expression, potentially serving as a crucial transcriptional regulator (132, 133)

doi:10.3390/ijms18102157 267

The healthier metabolic state was defined by higher glucose metabolism substrate levels and corresponded to higher levels of ketogenic AAs/BCAA metabolite derivatives (tyrosine, threonine, valine, 4-methyl-2-oxovaleric acid and propionylcarnitine), ketone bodies (3-hydroxybutyrate and 2-hydroxybutyrate), and butyrylcarnitine (a metabolite involved in fatty acid metabolism