ACALEPHA
\ɐkˈalɛfə], \ɐkˈalɛfə], \ɐ_k_ˈa_l_ɛ_f_ə]\
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ak-a-l[=e]'fa, n. a class of Radiate marine animals, consisting of soft gelatinous substance. The name was first applied to the Jelly-fish tribe, but later was made to include the true Medusæ or jelly-fishes, and others.--Other forms are ACALEPH and ACALEPHAN. [Gr. akal[=e]ph[=e], a nettle.]
By Thomas Davidson
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.-.