DARKENING
\dˈɑːkənɪŋ], \dˈɑːkənɪŋ], \d_ˈɑː_k_ə_n_ɪ_ŋ]\
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changing to a darker color
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becoming dark or darker as from waning light or clouding over; "the darkening sky"
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characterized by hopelessness; filled with gloom; "gloomy at the thought of what he had to face"; "gloomy predictions"; "a gloomy silence"; "took a grim view of the economy"; "the darkening mood"
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.-.