BARRENNESS
\bˈaɹənnəs], \bˈaɹənnəs], \b_ˈa_ɹ_ə_n_n_ə_s]\
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a condition yielding nothing of value
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the state (usually of a woman) of having no children or being unable to have children
By Princeton University
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Proto Oncogene Proteins c erbB 2
- cell surface protein-tyrosine kinase that is found to be overexpressed in significant number adenocarcinomas. It has extensive homology can heterodimerize EGF EPIDERMAL GROWTH FACTOR), 3 receptor (RECEPTOR, 3) and the 4 receptor. Activation of erbB-2 receptor occurs during heterodimer formation with a ligand-bound erbB family members. EC 2.7.11.-.