Zobrazeno 1 - 10
of 343
pro vyhledávání: '"C. K. CHU"'
Autor:
Janet Yuen Ha Wong, Xi Xiong, Matthew Sik Hon Tsui, Abraham K.C. Wai, Owen C. K. Chu, Carlos K. H. Wong, Man Sing Wong, Timothy H. Rainer
Publikováno v:
Annals of Emergency Medicine. 79:148-157
Study objective We aimed to evaluate and characterize the scale and relationships of emergency department (ED) visits and excess mortality associated with the early phase of the COVID-19 pandemic in the territory of Hong Kong. Methods We conducted a
Autor:
Matthew J. Gaunt, Vivian M. Lechner, Manuel Nappi, Patrick J. Deneny, John C. K. Chu, Sarah Folliet
Publikováno v:
Chemical Reviews. 122:1752-1829
Chemically modified biomacromolecules─i.e., proteins, nucleic acids, glycans, and lipids─have become crucial tools in chemical biology. They are extensively used not only to elucidate cellular processes but also in industrial applications, partic
Autor:
Xi Xiong, Janet Yuen Ha Wong, Carlos K. H. Wong, Owen C. K. Chu, Abraham K.C. Wai, Eric H. M. Tang, Timothy H. Rainer
Publikováno v:
Influenza and Other Respiratory Viruses
Background The COVID‐19 pandemic has been associated with excess mortality and reduced emergency department attendance. However, the effect of varying wave periods of COVID‐19 on in‐hospital mortality and length of stay (LOS) for non‐COVID di
Akademický článek
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Autor:
Melissa A. Ashley, John C. K. Chu, Hideki Yorimitsu, Chiaki Yamauchi, Tomislav Rovis, Shinya Otsuka
Publikováno v:
Angewandte Chemie International Edition. 58:4002-4006
The synthetic utility of tertiary amines to oxidatively generate α-amino radicals is well established, however, primary amines remain challenging because of competitive side reactions. This report describes the site-selective α-functionalization of
Akademický článek
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Autor:
John C. K. Chu, Tomislav Rovis
Publikováno v:
Angewandte Chemie. 130:64-105
Publikováno v:
Journal of the American Chemical Society. 139:14897-14900
Visible light photoredox catalysis enables direct γ-Csp3-H alkylation of saturated aliphatic carbonyl compounds. Electron-deficient alkenes are used as the coupling partners in this reaction. Distinguished site selectivity is controlled by the predo
Autor:
John C. K. Chu, Tomislav Rovis
Publikováno v:
Nature. 539:272-275
Carbon-carbon (C-C) bond formation is paramount in the synthesis of biologically relevant molecules, modern synthetic materials and commodity chemicals such as fuels and lubricants. Traditionally, the presence of a functional group is required at the
Autor:
Melissa A, Ashley, Chiaki, Yamauchi, John C K, Chu, Shinya, Otsuka, Hideki, Yorimitsu, Tomislav, Rovis
Publikováno v:
Angewandte Chemie (International ed. in English). 58(12)
The synthetic utility of tertiary amines to oxidatively generate α-amino radicals is well established, however, primary amines remain challenging because of competitive side reactions. This report describes the site-selective α-functionalization of