FREEZE FRACTURING
\fɹˈiːz fɹˈakt͡ʃəɹɪŋ], \fɹˈiːz fɹˈaktʃəɹɪŋ], \f_ɹ_ˈiː_z f_ɹ_ˈa_k_tʃ_ə_ɹ_ɪ_ŋ]\
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Preparation for electron microscopy of minute replicas of exposed surfaces of the cell which have been ruptured in the frozen state. The specimen is frozen, then cleaved under high vacuum at the same temperature. The exposed surface is shadowed with carbon and platinum and coated with carbon to obtain a carbon replica.
By DataStellar Co., Ltd
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.