FOLH1 and adenocarcinoma: FOLH1 expression was significantly lower in the neuroendocrine (2.92 log2[TPM + 1] (q < 0.0001) and mixed adenocarcinoma/neuroendocrine specimens (7.49 log2[TPM + 1]) (q = 0.008) compared to adenocarcinoma (8.64 log2[TPM + 1]) (Figure 1A).