CHAIN-WHEEL
\t͡ʃˈe͡ɪnwˈiːl], \tʃˈeɪnwˈiːl], \tʃ_ˈeɪ_n_w_ˈiː_l]\
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A machine the reverse of the chain-pump. In it, the water falling down the tube communicates motion by means of the brackets to the upper wheel, which therefore becomes a prime mover; in much the same way that a water-wheel, or turbine, is a prime mover.
By Henry Percy Smith
Word of the day
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.-.