KNIGHT-HEADS
\nˈa͡ɪthˈɛdz], \nˈaɪthˈɛdz], \n_ˈaɪ_t_h_ˈɛ_d_z]\
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(Naut.) In merchant ships, the bitts supporting the ends of the windlass, on the main-deck.
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(Naut.) The lower jear-blocks, which were formerly bitts with sheaves in them.
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(Naut.) Two large timbers for supporting the bowsprit, rising above and on each side of the stem, i.q. Bollard timbers.
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.-.