The protein levels of AXL were reduced in AD mice (Figure 8Ab, 8b’, 8B) compared to WT mice (Figure 8Aa, 8a’, 8B) but they were reversed in PAW-fed (AD+PAW) (Figure 8Ac, 8c’, 8B) and FMT (AD+FMT) AD mice (Figure 8Ad, 8d’, 8B). Here, AXL is linked to Alzheimer disease.