SRSF7 and metastatic malignant neoplasm in the lymph nodes: We found a positive correlation between lymph node metastasis and expression of hnRNP A1 (p < 0.01) or SRSF7 (p < 0.01) and a negative correlation between lymph node metastasis and the expression of hnRNP H (p = 0.03) or SRSF3 (p < 0.01).