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Jonathan R. Lewis

Observed names: J R Lewis, J. LEWIS, J. Lewis, J. R. LEWIS, J. R. Lewis, J.R. Lewis, J.R.E. Lewis, Jonathan Lewis, Lewis, Jonathan R.
ORCID: 0000-0003-1821-3824
Observed ORCID: 0000-0003-1821-3824
OpenAlex ID: A5084091994
Amaryllidaceae and Sceletium alkaloids
1994 · J. R. Lewis · Natural Product Reports · 103
Association between lithium use and the incidence of dementia and its subtypes: A retrospective cohort study
2022 · Shanquan Chen, Benjamin R. Underwood, et al. · PLoS Medicine · 87
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The Medium-Term Impact of COVID-19 Lockdown on Referrals to Secondary Care Mental Health Services: A Controlled Interrupted Time Series Study
2020 · Shanquan Chen, Rui She, et al. · Frontiers in Psychiatry · 60
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Some phenolic constituents of Gentiana lutea
1969 · J.E. Atkinson, P. Gupta, et al. · Tetrahedron · 45
447. The biosynthesis of phenols. Part III. Oxidative coupling leading to geodoxin and related compounds
1961 · C. H. Hassall, J. R. Lewis · Journal of the Chemical Society (Resumed) · 43
Changes in daily mental health service use and mortality at the commencement and lifting of COVID-19 ‘lockdown’ policy in 10 UK sites: a regression discontinuity in time design
2021 · Ioannis Bakolis, Robert Stewart, et al. · BMJ Open · 41
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Muscarine, oxazole, imidazole, thiazole, and peptide alkaloids and other miscellaneous alkaloids
1993 · J. R. Lewis · Natural Product Reports · 41
Muscarine, oxazole, imidazole, thiazole, and peptide alkaloids, and other miscellaneous alkaloids
1995 · J. R. Lewis · Natural Product Reports · 37
Estimating demand for potential disease-modifying therapies for Alzheimer's disease in the UK
2024 · Axel AS Laurell, Ashwin V Venkataraman, et al. · The British Journal of Psychiatry · 34
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Muscarine, oxazole, thiazole, imidazole and peptide alkaloids and other miscellaneous alkaloids
1992 · J. R. Lewis · Natural Product Reports · 34
Inflammatory and cardiometabolic markers at presentation with first episode psychosis and long-term clinical outcomes: A longitudinal study using electronic health records
2020 · Emanuele F. Osimo, Benjamin I. Perry, et al. · Brain Behavior and Immunity · 32
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Steroids and walden inversion. Part XXVI. 4β-Methoxycholest-5-ene, 6β-methoxycholest-4-ene, and related compounds
1955 · D. N. Jones, J. R. Lewis, et al. · Journal of the Chemical Society (Resumed) · 30
ヒガンバナ科及びセレチウム(Sceletium)アルカロイド類
1998 · J. R. Lewis · Natural Product Reports · 29
974. Oxidative coupling. Part VI. Synthesis of xanthones
1964 · J. R. Lewis, B. H. Warrington · Journal of the Chemical Society (Resumed) · 20
Oxidative coupling. Part VII. Biogenetic type synthesis of naturally occurring xanthones
1969 · J. E. Atkinson, J. R. Lewis · Journal of the Chemical Society C Organic · 16
Benzophenone participation in xanthone biosynthesis (Gentianaceae)
1968 · J. E. Atkinson, P. Gupta, et al. · Chemical Communications (London) · 15
Steroids. Part IX. The catalytic hydrogenation of 3α-substituted Δ 5 -steroids
1955 · J. R. Lewis, C. W. Shoppee · Journal of the Chemical Society (Resumed) · 13
Investigation of risk of dementia diagnosis and death in patients in older people's secondary care mental health services
2020 · Anne Kershenbaum, Rudolf N. Cardinal, et al. · International Journal of Geriatric Psychiatry · 12
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Analysis of human β-endorphin 28–31 (melanotropin potentiating factor) and analogues by high-performance liquid chromatography of their 9-fluorenylmethoxy-carbonyl derivatives
1993 · J.R.E. Lewis, J.S. Morley, et al. · Journal of Chromatography B Biomedical Sciences and Applications · 12
Muscarine, oxazole, imidazole, thiazole, and peptide alkaloids, and other miscellaneous alkaloids
1994 · J. R. Lewis · Natural Product Reports · 11
Oxidative coupling. Part X. Cyclisations of 2-aminobenzophenones
1972 · I. H. Bowen, P. Gupta, et al. · Journal of the Chemical Society Perkin Transactions 1 · 11
Butadiene polymers; elucidation of structure by ozonolysis
1939 · R. Hill, J. R. Lewis, et al. · Transactions of the Faraday Society · 11
Muscarine, oxazole, and peptide alkaloids and other miscellaneous alkaloids
1989 · J. R. Lewis · Natural Product Reports · 10
387. The constitution of the condensation product of diphenylketen and cyclopentadiene
1937 · J. R. Lewis, G. R. Ramage, et al. · Journal of the Chemical Society (Resumed) · 10
Imidazole, oxazole, and peptide alkaloids and other miscellaneous alkaloids
1988 · J. R. Lewis · Natural Product Reports · 9
Works count: 75
Citation count: 854
H-index: 15
I10-index: 24
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