Tīmeklis2024. gada 24. apr. · Retinoblastoma protein (Rb) is a tumor suppressor that binds and represses E2F transcription factors. In cervical cancer cells, human papilloma virus … Tīmeklisrubidium (Rb), chemical element of Group 1 (Ia) in the periodic table, the alkali metal group. Rubidium is the second most reactive metal and is very soft, with a silvery-white lustre. Rubidium was discovered (1861) spectroscopically by German scientists Robert Bunsen and Gustav Kirchhoff and named after the two prominent red lines of its …
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Tīmekliswere able to observe the 87Rb transitions between the 52S 1/2 and 5 2P 3/2 states from F=2 to F’=1,2, and 3. The tunable diode laser beam has been amplified using slave laser injection, and is now ready to be locked, seed a new tapered amplifier, and used as a source of light for a magneto-optical trap to cool and trap Rb atoms. Tīmeklis2024. gada 27. maijs · The retinoblastoma gene (RB1) was the first tumour suppressor cloned; the role of its protein product (RB) as the principal driver of the G1 checkpoint in cell cycle control has been extensively studied.However, many other RB functions are continuously reported. Its role in senescence, DNA repair and apoptosis, among … minecraft mountain seed
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