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Rajaratnam, S

Biosynthesis of 25hydroxycholesterol in macrophages is stimulated by the endotoxin Kdo2-lipid A, the component of the lipopolysaccharide present on the outer membrane of Gram-negative bacteria, which acts as an agonist for Toll-like receptor 4 (TLR4)

This forms a self-perpetuating cycle of iron-induced -syn aggregation and neuronal damage, exacerbating PD progression (Fig

Increases in GLT-1 levels and a reduction of chronic ethanol intake following the administration of -lactam antibiotics have also been reported by Sari and associates in rats selected as alcohol drinkers (Rao et al., A number of studies have shown that ASA, even at low anticlotting doses, acutely acetylates cyclooxygenase-1 (Cox-1) in platelets, and chronically, it also acetylates Cox-2 leading to the generation of a powerful anti-inflammatory agent

doi: 10.1016/bs.vh.2021.11.009 18 BelfioreAMalaguarneraRVellaVLawrenceM

It is important to note, since Glx/tNAA indexes the cortical glutamate + glutamine pool rather than synaptic glutamate release alone, the attenuation we observed may reflect metabolic changes as well as altered neurotransmitter cycling, consistent with C-MRS evidence that prefrontal tricarboxylic (TCA)-cycle activity can fall without a corresponding change in glutamate and glutamine cycling in depression 36