OCREA
\ɒkɹˈi͡ə], \ɒkɹˈiə], \ɒ_k_ɹ_ˈiə]\
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[=o]'kre-a, n. (bot.) a sheath formed of two stipules united round a stem:--pl. O'CHREÆ, O'CREÆ.--adj. O'CHRE[=A]TE. [L. ochrea, a legging.]
By Thomas Davidson
By Robley Dunglison
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.-.