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Actin cables and comet tails organize mitochondrial networks in mitosis

mercredi 3 mars 2021 par Andrew S. Moore, Stephen M. Coscia, Cory L. Simpson, Fabian E. Ortega, Eric C. Wait, John M. Heddleston, Jeffrey J. Nirschl, Christopher J. Obara, Pedro Guedes-Dias, C. Alexander Boecker, Teng-Leong Chew, Julie A. Theriot, Jennifer Lippincott-Schwartz, Erika L. F. Holzbaur
Nature, Published online: 03 March 2021; doi:10.1038/s41586-021-03309-5During mitosis, complementary actin-based mechanisms ensure equal and random distributions of mitochondria among daughter cells following symmetrical cell (...)

Hippo signalling maintains ER expression and ER+ breast cancer growth

mercredi 3 mars 2021 par Shenghong Ma, Zhengming Wu, Feng Yang, Jianmin Zhang, Randy L. Johnson, Michael G. Rosenfeld, Kun-Liang Guan
Nature, Published online: 03 March 2021; doi:10.1038/s41586-020-03131-5Hippo signalling maintains ER expression and ER+ breast cancer growth

The RNA m6A reader YTHDC1 silences retrotransposons and guards ES cell identity

mercredi 3 mars 2021 par Jiadong Liu, Mingwei Gao, Jiangping He, Kaixin Wu, Siyuan Lin, Lingmei Jin, Yaping Chen, He Liu, Junjie Shi, Xiwei Wang, Lei Chang, Yingying Lin, Yu-Li Zhao, Xiaofei Zhang, Man Zhang, Guan-Zheng Luo, Guangming Wu, Duanqing Pei, Jie Wang, Xichen Bao, Jiekai Chen
Nature, Published online: 03 March 2021; doi:10.1038/s41586-021-03313-9N6-methyladenosine RNA and its reader YTHDC1 serve as a bridge to silencing retrotransposons through the RNA derived from these retrotransposons in mouse ES (...)

Anaerobic endosymbiont generates energy for ciliate host by denitrification

mercredi 3 mars 2021 par Jon S. Graf, Sina Schorn, Katharina Kitzinger, Soeren Ahmerkamp, Christian Woehle, Bruno Huettel, Carsten J. Schubert, Marcel M. M. Kuypers, Jana Milucka
Nature, Published online: 03 March 2021; doi:10.1038/s41586-021-03297-6‘Candidatus Azoamicus ciliaticola’ transfers energy to its ciliate host in the form of ATP and enables this host to breathe nitrate, demonstrating that eukaryotes with remnant mitochondria can secondarily acquire (...)

Mitochondria are mixed during cell division

mercredi 3 mars 2021 par Till Klecker, Benedikt Westermann
Nature, Published online: 03 March 2021; doi:10.1038/d41586-021-00511-3Organelles called mitochondria have essential roles in the cell and must be inherited successfully as it divides. It turns out that three types of interaction with filaments of actin protein mix and partition mitochondria (...)

Promises and prospects of two-dimensional transistors

mercredi 3 mars 2021 par Yuan Liu, Xidong Duan, Hyeon-Jin Shin, Seongjun Park, Yu Huang, Xiangfeng Duan
Nature, Published online: 03 March 2021; doi:10.1038/s41586-021-03339-zThe current status and prospects of two-dimensional transistors are reviewed, and the reliability of widely used device parameters is assessed.

Photonic chip brings optical quantum computers a step closer

mercredi 3 mars 2021 par Ulrik L. Andersen
Nature, Published online: 03 March 2021; doi:10.1038/d41586-021-00488-zA programmable photonic circuit has been developed that can execute various quantum algorithms and is potentially highly scalable. This device could pave the way for large-scale quantum computers based on photonic (...)

Ligand-engineered bandgap stability in mixed-halide perovskite LEDs

mercredi 3 mars 2021 par Yasser Hassan, Jong Hyun Park, Michael L. Crawford, Aditya Sadhanala, Jeongjae Lee, James C. Sadighian, Edoardo Mosconi, Ravichandran Shivanna, Eros Radicchi, Mingyu Jeong, Changduk Yang, Hyosung Choi, Sung Heum Park, Myoung Hoon Song, Filippo De Angelis, Cathy Y. Wong, Richard H. Friend, Bo Ram Lee, Henry J. Snaith
Nature, Published online: 03 March 2021; doi:10.1038/s41586-021-03217-8The binding of multidentate ligands to the surface of lead halide perovskite nanocrystals suppresses the formation of surface defects that result in halide segregation, yielding materials with efficient and colour-stable red (...)

Quantum circuits with many photons on a programmable nanophotonic chip

mercredi 3 mars 2021 par J. M. Arrazola, V. Bergholm, K. Brádler, T. R. Bromley, M. J. Collins, I. Dhand, A. Fumagalli, T. Gerrits, A. Goussev, L. G. Helt, J. Hundal, T. Isacsson, R. B. Israel, J. Izaac, S. Jahangiri, R. Janik, N. Killoran, S. P. Kumar, J. Lavoie, A. E. Lita, D. H. Mahler, M. Menotti, B. Morrison, S. W. Nam, L. Neuhaus, H. Y. Qi, N. Quesada, A. Repingon, K. K. Sabapathy, M. Schuld, D. Su, J. Swinarton, A. Száva, K. Tan, P. Tan, V. D. Vaidya, Z. Vernon, Z. Zabaneh, Y. Zhang
Nature, Published online: 03 March 2021; doi:10.1038/s41586-021-03202-1A system for realizing many-photon quantum circuits is presented, comprising a programmable nanophotonic chip operating at room temperature, interfaced with a fully automated control (...)

Van der Waals heterostructure polaritons with moiré-induced nonlinearity

mercredi 3 mars 2021 par Long Zhang, Fengcheng Wu, Shaocong Hou, Zhe Zhang, Yu-Hsun Chou, Kenji Watanabe, Takashi Taniguchi, Stephen R. Forrest, Hui Deng
Nature, Published online: 03 March 2021; doi:10.1038/s41586-021-03228-5Polaritons formed by moiré excitons in heterobilayers of transition metal dichalcogenides exhibit strong nonlinearity owing to quantum confinement by the tunable moiré lattice (...)

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