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Supportively, inhibition of the SR-B1 receptor via introduction of its function-disabling mutant form in MCF7 breast cancer cells inhibits their proliferation [72], supporting an earlier study where HDL as a media supplement augments proliferation in ER-positive breast cancer cells [65]

Enzymes such as FSP1 and MBOAT1/2 have been identified as important contributors to these pathways, suggesting a broader and more complex regulatory network of ferroptosis beyond the conventional System Xc -GSH-GPX4 axis (Figure 1 offers a comprehensive depiction of the critical molecular mechanisms underpinning ferroptosis

Mineral nutrition is central to this resilience, as it links structural integrity, metabolism, and signaling (Razzaque and Wimalawansa 2025)

3.4 SIRT1s role in altered intercellular communication and inflammation Aging impairs intercellular communication within the liver, especially among hepatocytes, hepatic stellate cells (HSCs), Kupffer cells, and liver sinusoidal endothelial cells (LSECs) (Wan et al., 2022)