This protective effect of L-glutamine appears to be mediated by the transactivation of EGF receptor leading to activation of PKC and MAPK
We previously published on the SM protocol ( N , N '-(Methylenedi-4,1-phenylene)bis-acetamide), FPH1 (2-(N-(5-chloro-2-methylphenyl) methylsulfonamido)-N-(2,6-difluorophenyl) acetamide), the Activin/NODAL/TGF- pathway inhibitor (A8301
This interaction promotes M2 macrophage polarization, enhancing pro-tumorigenic phenotypes ( 4.3 Macrophage-ferroptosis immunometabolism Tumor-associated macrophages (TAMs) and ferroptotic cancer cells engage in a highly integrated, bidirectional metabolic dialogue that shapes immune outcomes and determines tumor ( + , increased transferrin receptor (TfR1) expression, and restricted ferroportin activity, thereby enriching the tumor microenvironment (TME) with redox-active iron ( Ferroptotic cancer cells reciprocally influence macrophage states by releasing DAMPs (HMGB1), oxidized phosphatidylethanolamines (SAPE-OOH), iron-loaded vesicles, and lipid peroxidation products that serve as signals to recruit, polarize, or reprogram macrophages ( Figure 5
( b ) Beutler, E., and Duron, O., Transfusion , 5 , 17 (1965)