scholarly journals First person – Keiichiro Sakai

2021 ◽  
Vol 134 (24) ◽  

ABSTRACT First Person is a series of interviews with the first authors of a selection of papers published in Journal of Cell Science, helping early-career researchers promote themselves alongside their papers. Keiichiro Sakai is first author on ‘ Near-infrared imaging in fission yeast using a genetically encoded phycocyanobilin biosynthesis system’, published in JCS. Keiichiro is a PhD student in the lab of Kazuhiro Aoki at the Quantitative Biology Research Group, Exploratory Research Center on Life and Living Systems (ExCELLS), National Institutes of Natural Sciences, Okazaki, Aichi, Japan, investigating how phycocyanobilin, a linear tetrapyrrole, brightens near-infrared fluorescent proteins, including iRFP, as a chromophore more efficiently than biliverdin in fission yeast.


2021 ◽  
Vol 134 (14) ◽  

ABSTRACT First Person is a series of interviews with the first authors of a selection of papers published in Journal of Cell Science, helping early-career researchers promote themselves alongside their papers. Shigetaka Nishiguchi is first author on ‘ Structural variability and dynamics in the ectodomain of an ancestral-type classical cadherin revealed by AFM imaging’, published in JCS. Shigetaka conducted the research described in this article while an assistant manager at Olympus Corporation and a graduate student in Hiroki Oda's lab at the JT Biohistory Research Hall and Osaka University, Osaka, Japan. He is now a postdoc in the lab of Takayuki Uchihashi at the Exploratory Research Center on Life and Living Systems, National Institutes of Natural Sciences, Okazaki, Japan, investigating cadherin using atomic force microscopy.



2021 ◽  
Vol 134 (4) ◽  
pp. jcs258481

ABSTRACTFirst Person is a series of interviews with the first authors of a selection of papers published in Journal of Cell Science, helping early-career researchers promote themselves alongside their papers. Mélody Wintrebert is joint first author on ‘Activation of meiotic recombination by nuclear import of the DNA break hotspot-determining complex in fission yeast’, published in JCS. Mélody conducted the research described in this article while a Master’s student in Gerry Smith's lab at the Fred Hutchinson Cancer Research Center, Seattle, WA. She is now a PhD student in the labs of Frédéric Relaix and Laurent Tiret at Institut Mondor de Recherche Biomédicale, Créteil, and Ecole Nationale Vétérinaire d'Alfort, Maisons Alfort, France, investigating cellular and molecular biology.



2020 ◽  
Vol 133 (18) ◽  
pp. jcs253971

ABSTRACTFirst Person is a series of interviews with the first authors of a selection of papers published in Journal of Cell Science, helping early-career researchers promote themselves alongside their papers. Anthony Rossi is joint first author on ‘Phosphoregulation of the cytokinetic protein Fic1 contributes to fission yeast growth polarity establishment’, published in JCS. Anthony is a PhD student in the lab of Kathleen L. Gould at Vanderbilt University, Nashville, TN, USA, investigating how cytokinetic components coordinate with each other to achieve cytokinesis.



2020 ◽  
Vol 133 (23) ◽  
pp. jcs257246

ABSTRACTFirst Person is a series of interviews with the first authors of a selection of papers published in Journal of Cell Science, helping early-career researchers promote themselves alongside their papers. Chloe Snider is first author on ‘Fission yeast Opy1 is an endogenous PI(4,5)P2 sensor that binds to the phosphatidylinositol 4-phosphate 5-kinase Its3’, published in JCS. Chloe is a PhD student in the lab of Kathleen Gould at Vanderbilt University, Nashville, TN, investigating how the cytokinetic ring is anchored to the plasma membrane during cell division.



2021 ◽  
Vol 134 (16) ◽  

ABSTRACT First Person is a series of interviews with the first authors of a selection of papers published in Journal of Cell Science, helping early-career researchers promote themselves alongside their papers. Alaina Willet is first author on ‘ Phosphorylation in the intrinsically disordered region of F-BAR protein Imp2 regulates its contractile ring recruitment’, published in JCS. Alaina is a Research Instructor in the lab of Kathy Gould at Vanderbilt University, Nashville, TN, USA, investigating the mechanisms regulating contractile ring formation in fission yeast.



2022 ◽  
Vol 135 (1) ◽  

ABSTRACT First Person is a series of interviews with the first authors of a selection of papers published in Journal of Cell Science, helping early-career researchers promote themselves alongside their papers. Masashi Nambu is first author on ‘ Direct evaluation of cohesin-mediated sister kinetochore associations at meiosis I in fission yeast’, published in JCS. Masashi works in the lab of Ayumu Yamamoto at Faculty of Science, and Graduate School of Integrated Science and Technology, Shizuoka University, Japan, investigating the development of ‘direct’ evaluation of kinetochore association and the contribution of cohesion and its regulators.



2021 ◽  
Vol 134 (16) ◽  

ABSTRACT First Person is a series of interviews with the first authors of a selection of papers published in Journal of Cell Science, helping early-career researchers promote themselves alongside their papers. Fanny Jaudon and Martina Albini are co-first authors on ‘ A developmental stage- and Kidins220-dependent switch in astrocyte responsiveness to brain-derived neurotrophic factor’, published in JCS. Fanny is a postdoc at the University of Trieste in the lab of Lorenzo A. Cingolani at Center for Synaptic Neuroscience and Technology, Istituto Italiano di Tecnologia, Genova, Italy, investigating the molecular mechanisms controlling development and function of neuronal circuits and implementing genome-editing approaches for the treatment of neurological disorders. Martina is a PhD student at the Istituto Italiano di Tecnologia in the lab of Fabio Benfenati and Fabrizia Cesca investigating neurotrophin biology and its involvement in neurological diseases.



2018 ◽  
Vol 620 ◽  
pp. A132 ◽  
Author(s):  
B. W. Holwerda ◽  
J. S. Bridge ◽  
R. Ryan ◽  
M. A. Kenworthy ◽  
N. Pirzkal ◽  
...  

Aims. We aim to evaluate the near-infrared colors of brown dwarfs as observed with four major infrared imaging space observatories: the Hubble Space Telescope (HST), the James Webb Space Telescope (JWST), the Euclid mission, and the WFIRST telescope. Methods. We used the SPLAT SPEX/ISPEX spectroscopic library to map out the colors of the M-, L-, and T-type dwarfs. We have identified which color–color combination is optimal for identifying broad type and which single color is optimal to then identify the subtype (e.g., T0-9). We evaluated each observatory separately as well as the narrow-field (HST and JWST) and wide-field (Euclid and WFIRST) combinations. Results. The Euclid filters perform equally well as HST wide filters in discriminating between broad types of brown dwarfs. WFIRST performs similarly well, despite a wider selection of filters. However, subtyping with any combination of Euclid and WFIRST observations remains uncertain due to the lack of medium, or narrow-band filters. We argue that a medium band added to the WFIRST filter selection would greatly improve its ability to preselect brown dwarfs its imaging surveys. Conclusions. The HST filters used in high-redshift searches are close to optimal to identify broad stellar type. However, the addition of F127M to the commonly used broad filter sets would allow for unambiguous subtyping. An improvement over HST is one of two broad and medium filter combinations on JWST: pairing F140M with either F150W or F162M discriminates very well between subtypes.



2020 ◽  
Vol 133 (20) ◽  
pp. jcs255166

ABSTRACTFirst Person is a series of interviews with the first authors of a selection of papers published in Journal of Cell Science, helping early-career researchers promote themselves alongside their papers. Federico Pecori is first author on ‘Mucin-type O-glycosylation controls pluripotency in mouse embryonic stem cells via Wnt receptor endocytosis’, published in JCS. Federico is a PhD student in the lab of Shoko Nishihara at the Laboratory of Cell Biology, Department of Bioinformatics, Soka University, Tokyo, Japan, where he is interested in the mechanisms regulating stem cell identity.



2021 ◽  
Vol 134 (14) ◽  

ABSTRACT First Person is a series of interviews with the first authors of a selection of papers published in Journal of Cell Science, helping early-career researchers promote themselves alongside their papers. Magdalena Cardenas-Rodriguez is first author on ‘ Genetic compensation for cilia defects in cep290 mutants by upregulation of cilia-associated small GTPases’, published in JCS. Magdalena is a research assistant in the lab of Jose Luis Badano at Human Molecular Genetics Laboratory, Institut Pasteur de Montevideo, Montevideo, Uruguay, investigating the cellular processes that are altered in cilia-related human diseases.



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