In two-dimensional XLOOKUP formulas, it doesn't matter which way around the XLOOKUPs go. In this example, the ID lookup is first in the formula, and the column header lookup is nested. If these were ...

BACKGROUND: Direct reprogramming of fibroblasts to cardiomyocytes is a potentially curative strategy for ischemic heart ...

Thus, physiological T cell activation translocates PKC-θ to rafts, which localize to the T cell synapse; this PKC-θ translocation is important for its function.