glutathion examine.com Glutathione is critical for NK cell-mediated immunity: Cell Reports Glutathione deficiency and heart failure:

L-Serine itself can act as a feedback inhibitor of PHGDH in certain organisms, ensuring that excess serine slows its own production [21]

Additionally, they can be utilized in targeted therapy, gene therapy, and in combination with current cancer treatments to synergistically enhance their effectiveness

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Kim et al., 2012

Beyond its familiar role in bone and dental health, calcium is essential for muscle contraction, nerve transmission, and blood clotting

In addition, a synthetic lethal relationship exists between the oncogenic activity of IDH2 and the serine synthesis pathway in both TNBC and HER2-positive breast cancer, rendering cells with high IDH2 expression particularly sensitive to PHGDH or PSAT1 inhibition (71)