WNK2 and eating disorder: Diaz-Marsa et al. for example looked at pro- and anti-inflammatory activations in a mixed age group of eating disorder patients and found evidence for both, increased pro- and anti-inflammatory factors e.g., p38/mitogen-activated protein kinases (MAPK) and extracellular signal-regulated kinase (ERK)/MAPK ratios to be significantly elevated (56).