Publications by authors named "Verena Spiegler"

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Induction of proline-rich proteins in response to tannin treatment in Caenorhabditis elegans.
Luise Greiffer, Luka Ressmann, Charlotte Sophia Kaiser, Eva Liebau, Verena Spiegler

Sci Rep· August 2025

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A new lanosyl guanidine from with anti-inflammatory activity.
Joshua Jacobtorweihen, Ismael Obaidi, Lee Sherlock, Helen Sheridan, Verena Spiegler

Nat Prod Res· May 2025

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In vivo anthelmintic activity of Combretum mucronatum schumach & Thonn leaf extract against Haemonchus contortus in goats.
François Ngnodandi François Ngnodandi Belga, Marie-Kristin Raulf, Verena Spiegler, Eva Liebau, Andreas Hensel

Vet Parasitol· October 2024

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Influence of fecal fermentation on the anthelmintic activity of proanthocyanidins and ellagitannins against human intestinal nematodes and .
Jonathan Jato, Emmanuel Orman, Yaw Duah Boakye, François Ngnodandi Belga, Dieudonné Ndjonka, Verena Spiegler

Front Pharmacol· July 2024

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Antibacterial Activities of the Algal Bromophenol Methylrhodomelol Against Pseudomonas aeruginosa.
Joshua Jacobtorweihen, Anja Hartmann, Stefanie Hofer, Verena Spiegler

Planta Med· May 2024

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Alstoboonine, an Ulean-Type Indole Alkaloid from Leaves.
Manuel Grimm, Ramona Börner, John N Addotey, Thomas J Schmidt, Verena Spiegler

J Nat Prod· March 2024

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Toward a More Sustainable Sample Preparation in Phytochemistry: Case Studies in Four Subclasses of Alkaloids.
Lucas Apolinário Chibli, Bruna Ribeiro de Lima, Ariadne Magalhães Carneiro, Harley Cardoso Figueiró, Serhat Sezai Cicek, Verena Spiegler

J Nat Prod· March 2024

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Phytochemical analysis and anthelmintic activity of Combretum mucronatum leaf extract against infective larvae of soil-transmitted helminths including ruminant gastrointestinal nematodes.
François Ngnodandi Belga, Patrick Waindok, Marie-Kristin Raulf, Jonathan Jato, Emmanuel Orman, Verena Spiegler

Parasit Vectors· March 2024

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Towards the development of analytical monograph specifications for the quality assessment of the medicinal plant Phyllanthus urinaria.
Emmanuel Orman, Samuel Oppong Bekoe, Samuel Asare-Nkansah, Ina Kralisch, Jonathan Jato, Verena Spiegler

Phytochemistry· November 2023

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Anthelmintic Activities of Extract and Ellagitannins from Phyllanthus urinaria against Caenorhabditis elegans and Zoonotic or Animal Parasitic Nematodes.
Jonathan Jato, Patrick Waindok, François Ngnodandi Belga François Ngnodandi, Emmanuel Orman, Christian Agyare, Verena Spiegler

Planta Med· October 2023

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Development of an Analytical Workflow to Support the Establishment of Monographs in African Pharmacopoeias - Combretum mucronatum Leaves as Example.
Emmanuel Orman, Samuel Oppong Bekoe, Samuel Asare-Nkansah, Ina Kralisch, Jonathan Jato, Verena Spiegler

Planta Med· August 2023

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Anthelmintic Agents from African Medicinal Plants: Review and Prospects.
Jonathan Jato, Emmanuel Orman, Yaw Duah Boakye, Emelia Oppong Bekoe, Samuel Oppong Bekoe, Verena Spiegler

Evid Based Complement Alternat Med· December 2022

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Condensed tannins act as anthelmintics by increasing the rigidity of the nematode cuticle.
Luise Greiffer, Eva Liebau, Fabian C Herrmann, Verena Spiegler

Sci Rep· November 2022

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Quality assessment of African herbal medicine: A systematic review and the way forward.
Emmanuel Orman, Samuel Oppong Bekoe, Jonathan Jato, Verena Spiegler, Samuel Asare-Nkansah

Fitoterapia· October 2022

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Effects of Extracts and Flavonoids from L. on Ciliary Beat Frequency and Murine Airway Smooth Muscle.
Alexander Hake, Frank Begrow, Verena Spiegler, Nico Symma, Andreas Hensel

Molecules· October 2022

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Anti-Inflammatory Potential of Phenolic Compounds Isolated From Guill. & Perr. Used in the Republic of Benin.
Nonvignon Murielle Codo Toafode, Peter Marquardt, Virgile Ahyi, Karin Fester, Verena Spiegler

Front Pharmacol· June 2022

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Amino Acid-Coupled Bromophenols and a Sulfated Dimethylsulfonium Lanosol from the Red Alga .
Joshua Jacobtorweihen, Marthe Schmitt, Verena Spiegler

Mar Drugs· June 2022

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Short-Term Influence of Caffeine and Medium-Chain Triglycerides on Ketogenesis: A Controlled Double-Blind Intervention Study.
Anna Baumeister, Joachim Gardemann, Manfred Fobker, Verena Spiegler, Tobias Fischer

J Nutr Metab· June 2021

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In vitro screening of plant extracts traditionally used as cancer remedies in Ghana - 15-Hydroxyangustilobine A as the active principle in Alstonia boonei leaves.
Verena Spiegler, Luise Greiffer, Joshua Jacobtorweihen, Alex Asase, Claudia Lanvers-Kaminsky

J Ethnopharmacol· January 2021

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Challenges at the Time of COVID-19: Opportunities and Innovations in Antivirals from Nature.
Andreas Hensel, Rudolf Bauer, Michael Heinrich, Verena Spiegler, Oliver Kayser

Planta Med· July 2020

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Root Extracts From Inhibit IL-8 Release Interactions With Toll-Like Receptor 4 and Lipopolysaccharide.
Verena Spiegler, Barbara Gierlikowska, Thorsten Saenger, John N Addotey, Jandirk Sendker

Front Pharmacol· June 2020

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Anthelmintic A-Type Procyanidins and Further Characterization of the Phenolic Composition of a Root Extract from .
Verena Spiegler

Molecules· May 2020

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Caenorhabditis elegans revisited by atomic force microscopy - Ultra-structural changes of the cuticle, but not in the intestine after treatment with Combretum mucronatum extract.
Fabian C Herrmann, Verena Spiegler

J Struct Biol· November 2019

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An ethnopharmacological survey of medicinal plants traditionally used for cancer treatment in the Ashanti region, Ghana.
Christian Agyare, Verena Spiegler, Alex Asase, Michael Scholz, Georg Hempel

J Ethnopharmacol· February 2018

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Transcriptome analysis reveals molecular anthelmintic effects of procyanidins in C. elegans.
Verena Spiegler, Andreas Hensel, Jochen Seggewiß, Milena Lubisch, Eva Liebau

PLoS One· October 2017

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