SURF-DUCK
\sˈɜːfdˈʌk], \sˈɜːfdˈʌk], \s_ˈɜː_f_d_ˈʌ_k]\
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A species of scoter (Oidemia perspicillata) about the size of a mallard, frequent on the coasts of Labrador, Hudson's Bay, and other parts of North America. It dives so swiftly that it is extremely difficult to shoot except when on the wing.
By Daniel Lyons
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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.-.