Core Insights - A new study from Tsukuba University reveals key molecular pathways regulating immune response and cancer metastasis in triple-negative breast cancer (TNBC) patients, potentially leading to innovative treatment options for this aggressive cancer type [1][2] Group 1: Research Findings - Researchers identified a transmembrane glycoprotein named "non-metastatic melanoma glycoprotein B" that is significantly elevated in TNBC tumor cells, with distinct molecular modification characteristics compared to other cells [1] - The identified glycoprotein promotes the differentiation of upstream cells into tumor-associated macrophages (TAMs), which enhance their immunosuppressive properties [1] - TAMs play a crucial role in tumor progression, invasion, metastasis, and treatment resistance by helping tumor cells evade immune attacks [1] Group 2: Implications for Treatment - Targeting the identified molecular pathway may lead to the development of new immunotherapies, drugs, and combination strategies with existing immune checkpoint blockade therapies, providing innovative treatment options for TNBC and other poor-prognosis cancers [2]