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Barbara N. Timmermann

Barbara N. Timmermann

D-Index & Metrics

Chemistry

D-Index
59
Citations
10631
World Ranking
10315
National Ranking
2856

Overview

Barbara N. Timmermann is affiliated with the University of Kansas in the United States. Their research primarily focuses on Medicine, with key contributions in Oncology, Modeling and Simulation, General Health Professions, Molecular Biology, and Health, Toxicology and Mutagenesis.

The scientist's work covers various emergent topics, prominently including:

  • COVID-19 and healthcare impacts
  • COVID-19 epidemiological studies
  • Climate Change and Health Impacts
  • Global Health Care Issues
  • Healthcare cost, quality, practices
  • COVID-19 Clinical Research Studies
  • Heat shock proteins research

Barbara N. Timmermann has published several papers in notable journals such as DMW - Deutsche Medizinische Wochenschrift, Frontiers in Public Health, Journal of Infection, Deutsches Ärzteblatt international, and Melanoma Research. Selected research papers include:

  • COVID-19: Heterogeneous Excess Mortality and "Burden of Disease" in Germany and Italy and Their States and Regions, January-June 2020 (2021), Frontiers in Public Health
  • A novel C-terminal Hsp90 inhibitor KU758 synergizes efficacy in combination with BRAF or MEK inhibitors and targets drug-resistant pathways in BRAF-mutant melanomas (2021), Melanoma Research
  • COVID-19: Spatial resolution of excess mortality in Germany and Italy (2020), Journal of Infection
  • COVID-19: Wie änderte sich die Sterblichkeit? - Mortalität von Frauen und Männern in Deutschland und seinen Bundesländern bis Oktober 2020 (2020), DMW - Deutsche Medizinische Wochenschrift
  • Increased mortality in Germany and in the individual German states during the SARS-CoV-2-/COVID-19 pandemic in 2020 and 2021 (2022), Deutsches Ärzteblatt international

The researcher has collaborated frequently with the following co-authors:

  • Peter Morfeld
  • Philip Lewis
  • Thomas C. Erren
  • J. Valérie Groß
  • Pierluigi Cocco

Barbara N. Timmermann's interdisciplinary approach spans detailed clinical research studies on COVID-19 alongside investigations into molecular mechanisms such as heat shock proteins and oncological drug resistance pathways.

Best Publications

  • Inhibitory effect of six green tea catechins and caffeine on the growth of four selected human tumor cell lines.

    Susanne Valcic;Barbara N. Timmermann;David S. Alberts;Gerald A. Wächter

  • The effect of extracts from ginger rhizome on inflammatory mediator production.

    R.C. Lantz;G.J. Chen;M. Sarihan;A.M. Sólyom

  • Fresh organically grown ginger (Zingiber officinale): composition and effects on LPS-induced PGE2 production.

    Shivanand D. Jolad;R.Clark Lantz;Aniko M. Solyom;Guan Jie Chen

  • The effect of turmeric extracts on inflammatory mediator production.

    R.C. Lantz;G.J. Chen;A.M. Solyom;S.D. Jolad

  • Commercially processed dry ginger (Zingiber officinale): composition and effects on LPS-stimulated PGE2 production.

    Shivanand D. Jolad;R. Clark Lantz;Guan Jie Chen;Robert B. Bates

  • Turmeric extracts containing curcuminoids prevent experimental rheumatoid arthritis.

    Janet L. Funk;Janice N. Oyarzo;Jennifer B. Frye;Guanjie Chen

  • Formulation design and photochemical studies on nanocrystal solid dispersion of curcumin with improved oral bioavailability.

    Satomi Onoue;Haruki Takahashi;Yohei Kawabata;Yoshiki Seto

  • Antioxidant chemistry of green tea catechins. Identification of products of the reaction of (-)-epigallocatechin gallate with peroxyl radicals.

    Susanne Valcic;Annette Muders;Neil E. Jacobsen;Daniel C. Liebler

  • Interactions of Green Tea Catechins with Organic Anion-Transporting Polypeptides

    Megan Roth;Barbara N. Timmermann;Bruno Hagenbuch

  • Metabolic profiling and phylogenetic analysis of medicinal Zingiber species: Tools for authentication of ginger (Zingiber officinale Rosc).

    Hongliang Jiang;Zhengzhi Xie;Hyun Jo Koo;Steven P. McLaughlin

  • Antioxidant chemistry of green tea catechins. New oxidation products of (-)-epigallocatechin gallate and (-)-epigallocatechin from their reactions with peroxyl radicals.

    Susanne Valcic;Jeanne A. Burr;Barbara N. Timmermann;Daniel C. Liebler

  • Efficacy and mechanism of action of turmeric supplements in the treatment of experimental arthritis.

    Janet L. Funk;Jennifer B. Frye;Janice N. Oyarzo;Nesrin Kuscuoglu

  • Inhibition of ultraviolet B–induced c-fos gene expression and p38 mitogen-activated protein kinase activation by (-)-epigallocatechin gallate in a human keratinocyte cell line

    Weixing Chen;Zigang Dong;Susanne Valcic;Barbara N. Timmermann

  • Prevention of photocarcinogenesis by topical administration of pure epigallocatechin gallate isolated from green tea

    Helen L. Gensler;Barbara N. Timmermann;Susanne Valcic;Gerald A. Wächter

  • Characterization of gingerol-related compounds in ginger rhizome (Zingiber officinale Rosc.) by high-performance liquid chromatography/electrospray ionization mass spectrometry.

    Hongliang Jiang;Anikó M. Sólyom;Barbara N. Timmermann;David R. Gang

  • (-)-Epigallocatechin-3-gallate inhibition of ultraviolet B-induced AP-1 activity.

    M. Barthelman;W. B. Bair;K. K. Stickland;Weixing Chen

  • Biosynthesis of curcuminoids and gingerols in turmeric (Curcuma longa) and ginger (Zingiber officinale): identification of curcuminoid synthase and hydroxycinnamoyl-CoA thioesterases.

    Maria del Carmen Ramirez-Ahumada;Barbara N. Timmermann;David R. Gang

  • Structure−Activity Relationship Studies of Nordihydroguaiaretic Acid Inhibitors toward Soybean, 12-Human, and 15-Human Lipoxygenase

    Stephanie Whitman;Mikail Gezginci;Barbara N Timmermann;Theodore R Holman

  • Use of liquid chromatography-electrospray ionization tandem mass spectrometry to identify diarylheptanoids in turmeric (Curcuma longa L.) rhizome.

    Hongliang Jiang;Barbara N. Timmermann;David R. Gang

  • Bioactivity of Turmeric-Derived Curcuminoids and Related Metabolites in Breast Cancer

    Laura E. Wright;Jennifer B. Frye;Bhavana Gorti;Barbara N. Timmermann

  • Anti-Inflammatory Effects of the Essential Oils of Ginger (Zingiber officinale Roscoe) in Experimental Rheumatoid Arthritis.

    Janet L. Funk;Jennifer B. Frye;Janice N. Oyarzo;Jianling Chen

  • Antitubercular constituents of Valeriana laxiflora.

    Jian Qiao Gu;Yuehong Wang;Scott G. Franzblau;Gloria Montenegro

  • Tandem mass spectrometry studies of green tea catechins. Identification of three minor components in the polyphenolic extract of green tea

    Petra Miketova;Karl H. Schram;Jeff Whitney;Michael Li

  • Interaction of Green Tea Catechins with Organic Anion Transporting Polypeptides

    Megan Roth;Barbara Timmermann;Bruno Hagenbuch

Frequent Co-Authors

Robert B. Bates
Robert B. Bates University of Arizona
Scott G. Franzblau
Scott G. Franzblau University of Illinois at Chicago
Victor W. Day
Victor W. Day University of Kansas
David R. Gang
David R. Gang Washington State University
Jeffrey Aubé
Jeffrey Aubé University of North Carolina at Chapel Hill
Bruno Hagenbuch
Bruno Hagenbuch University of Kansas
Joshua D. Lambert
Joshua D. Lambert Pennsylvania State University
Tom J. Mabry
Tom J. Mabry The University of Texas at Austin
daniel c liebler
daniel c liebler Vanderbilt University
James J. Moon
James J. Moon University of Michigan–Ann Arbor

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