High affinity binding of the transcobalamin II–cobalamin complex and mRNA expression of haptocorrin by human mammary epithelial cells

Induction or suppression of expression o

Induction or suppression of expression of cytochrome C oxidase subunit II by heregulin β 1 in human mammary epithelial cells is dependent on the levels of ErbB2 expression

✍ Yanbo Sun; Hong Lin; Yunfeng Zhu; Cuiling Ma; Jianping Ye; Jia Luo 📂 Article 📅 2002 🏛 John Wiley and Sons 🌐 English ⚖ 287 KB 👁 1 views

## Abstract The ErbB family of receptor kinases is composed of four members: epidermal growth factor receptor (EGFR/ErbB1), ErbB2/neu, ErbB3, and ErbB4. Amplification of the ErbB2/neu is found in about 30% of breast cancer patients and is associated with a poor prognosis. Heregulin (HRG) activates