BACKGROUND & OBJECTIVE: Full-length form of spleen tyrosine kinase [Syk(L)] is a tumor suppressor gene in breast cancer, which may translocate into cell nucleus and act as a transcriptional repressor.

• 背景与目的:全长型脾脏酪氨酸激酶[full-length form of spleen tyrosine kinase,Syk(L)]在乳腺癌中具有抑癌功能,可移位到细胞核内,作为转录抑制因子调节基因的转录。