PROTOVERTEBRÆ
\pɹˈə͡ʊtə͡ʊvˌɜːtɪbɹə], \pɹˈəʊtəʊvˌɜːtɪbɹə], \p_ɹ_ˈəʊ_t_əʊ_v_ˌɜː_t_ɪ_b_ɹ_ə]\
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pr[=o]-t[=o]-ver'te-br[=e], n.pl. the rudimentary segments formed in the vertebrate embryo from the medullary plates, from which the bodies of the vertebræ, spinal nerve-roots, &c. are developed.--adjs. PROTOVER'TEBRAL, PROTOVER'TEBRATE.
By Thomas Davidson
Word of the day
Platidiam
- An inorganic water-soluble platinum complex. After undergoing hydrolysis, it reacts DNA produce both intra interstrand crosslinks. These crosslinks appear to impair replication and transcription of DNA. The cytotoxicity cisplatin correlates with cellular arrest in G2 phase cell cycle.