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When subjected to mechanical stress, such as that induced by a steep tibial slope, these cross-links can become disrupted, leading to weakened fibril structure and reduced overall ligament strength

After adding 800 L of cold MeOH/H2O to the frozen tissue, a pellet pestle (Sigma-Aldrich, UK) was used to homogenize the tissue for 1 min

CD19+ CD5+ B-cells were isolated from PBMCs using magnetic-bead-activated cell sorting, using a B-CLL cell isolation kit (Miltenyi Biotec)

Cells import cystine from the blood, reconvert it to cysteine (likely using ascorbate as cofactor), and from it synthesize GSH

A key event is the blood-retinal barrier disruption, with loss of pericytes and endothelial cells, leading to microaneurysms, increased vascular permeability, and capillary obstruction, resulting in poor oxygen distribution in the retina (Wang and Lo, 2018