AI	Artificial intelligence
BCMoC	Breast cancer metastasis-on-chip
BCoC	Breast cancer-on-chip
BCLBoC	Breast cancer liquid biopsy-on-chip
CAF	Cancer-associated fibroblast
Cas9	CRISPR-associated protein 9
CRISPR	Clustered Regularly Interspaced Short Palindromic Repeats
CTC	Circulating tumor cell
ECM	Extracellular matrix
EMT	Epithelial–mesenchymal transition
ER	Estrogen receptor
EV	Extracellular vesicles
HER2	Epidermal growth factor receptor 2
HTS	High-throughput screening
LNoC	Lymph node-on-chip
LTB	Lymph vessel-tumor tissue-blood vessel chips
MBC	Metastatic breast cancer
MDA-MB	MD Anderson-Metastatic Breast
NK	Natural Killer
OoC	Organ-on-a-chip
PDO	Patient-derived organoid
PDX	Patient-derived xenograft
PR	Progesterone receptor
TME	Tumor microenvironment