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1

Comparative analysis of Hibiscus sabdariffa (roselle) hot and cold extracts in respect to their potential for α-glucosidase inhibition

Rasheed, Dalia, Porzel, Andrea, Frolov, Andrei, Saedi, Hesham R. El, Wessjohann, Ludger A., Farag, Mohamed A.

Journal:

Year:

2018

Language:

english

File:

PDF, 1.28 MB

english, 2018

2

Metabolites profiling of Ziziphus leaf taxa via UHPLC/PDA/ESI-MS in relation to their biological activities

Sakna, Sarah T., Mocan, Andrei, Sultani, Haider N., El-fiky, Nabaweya M., Wessjohann, Ludger A., Farag, Mohamed A.

Journal:

Year:

2019

Language:

english

File:

PDF, 1.24 MB

english, 2019

3

Multiple readout assay for hormonal (androgenic and antiandrogenic) and cytotoxic activity of plant and fungal extracts based on differential prostate cancer cell line behavior

Bobach, Claudia, Schurwanz, Jana, Franke, Katrin, Denkert, Annika, Sung, Tran Van, Kuster, Ricardo, Mutiso, Patrick Chalo, Seliger, Barbara, Wessjohann, Ludger A.

Journal:

Journal of Ethnopharmacology

Year:

2014

Language:

english

File:

PDF, 1.24 MB

english, 2014

4

Variation in Ceratonia siliqua pod metabolome in context of its different geographical origin, ripening stage and roasting process

Farag, Mohamed A., El-Kersh, Dina M., Ehrlich, Anja, Shokry, Mouchira, El-Seedi, Hesham, Frolov, Andrei, Wessjohann, Ludger A.

Journal:

Year:

2019

Language:

english

File:

PDF, 3.08 MB

english, 2019

5

(E)-4-Hydroxy-3-methylbut-2-enyl Diphosphate: An Intermediate in the Formation of Terpenoids in Plant Chromoplasts

Wenyun Gao, Reik Loeser, Maja Raschke, Marco A. Dessoy, Michael Fulhorst, Henriette Alpermann, Ludger A. Wessjohann, Meinhart H. Zenk

Journal:

Angewandte Chemie International Edition

Year:

2002

Language:

english

File:

PDF, 98 KB

english, 2002

6

A New Type of Floral Oil from Malpighia coccigera (Malpighiaceae) and Chemical Considerations on the Evolution of Oil Flowers

Lars Seipold, Günter Gerlach, Ludger Wessjohann

Journal:

Chemistry & Biodiversity

Year:

2004

Language:

english

File:

PDF, 276 KB

english, 2004

7

Acetylenic 2-phenylethylamides and new isobutylamides from Acmella oleracea (L.) R. K. Jansen, a Brazilian spice with larvicidal activity on Aedes aegypti

Simas, Naomi Kato, Dellamora, Elisangela da Costa Lima, Schripsema, Jan, Lage, Celso Luiz Salgueiro, Filho, Alfredo Martins de Oliveira, Wessjohann, Ludger, Porzel, Andrea, Kuster, Ricardo Machado

Journal:

Phytochemistry Letters

Year:

2013

Language:

english

File:

PDF, 308 KB

english, 2013

8

One-Step Synthesis of Natural Product-Inspired Biaryl Ether-Cyclopeptoid Macrocycles by Double Ugi Multiple-Component Reactions of Bifunctional Building Blocks

Dirk Michalik, Angela Schaks, Ludger A. Wessjohann

Journal:

European Journal of Organic Chemistry

Year:

2007

Language:

english

File:

PDF, 195 KB

english, 2007

9

Metabolomic fingerprints of 21 date palm fruit varieties from Egypt using UPLC/PDA/ESI–qTOF-MS and GC–MS analyzed by chemometrics

Farag, Mohamed A., Mohsen, Mahmoud, Heinke, Ramona, Wessjohann, Ludger A.

Journal:

Food Research International

Year:

2014

Language:

english

File:

PDF, 635 KB

english, 2014

10

Volatiles Profiling in Medicinal Licorice Roots Using Steam Distillation and Solid-Phase Microextraction (SPME) Coupled to Chemometrics

Farag, Mohamed A., Wessjohann, Ludger A.

Journal:

Journal of Food Science

Year:

2012

Language:

english

File:

PDF, 1.03 MB

english, 2012

11

Chlorambucil Conjugated Ugi Dendrimers with PAMAM-NH2 Core and Evaluation of Their Anticancer Activity

Seixas, Nalin, Ravanello, Bruno, Morgan, Ibrahim, Kaluđerović, Goran, Wessjohann, Ludger

Journal:

Year:

2019

Language:

english

File:

PDF, 8.75 MB

english, 2019

12

Lemairones A and B: Two new antibacterial tetraflavonoids from the leaves of Zanthoxylum lemairei (Rutaceae)

Bitchagno, Gabin Thierry M., Tankeo, Simplice B., Tsopmo, Apollinaire, Mpetga, James D. Simo, Tchinda, Alembert T., Fobofou, Serge Alain T., Wessjohann, Ludger A., Kuete, Victor, Tane, Pierre

Journal:

Phytochemistry Letters

Year:

2015

Language:

english

File:

PDF, 409 KB

english, 2015

13

Metabolites profiling in 18 Saudi date palm fruit cultivars and their antioxidant potential via UPLC-qTOF-MS and multivariate data analyses

Farag, Mohammed, fekry, mostafa, Handousa, Heba, Wessjohann, Ludger A.

Journal:

Food & Function

Year:

2016

Language:

english

File:

PDF, 988 KB

english, 2016

14

Comparative metabolite profiling and fingerprinting of medicinal licorice roots using a multiplex approach of GC–MS, LC–MS and 1D NMR techniques

Mohamed A. Farag, Andrea Porzel, Ludger A. Wessjohann

Journal:

Year:

2012

Language:

english

File:

PDF, 1.20 MB

english, 2012

15

Chemoinformatic Analysis of Biologically Active Macrocycles

Brandt, Wolfgang, Joachim Haupt, V., A. Wessjohann, Ludger

Journal:

Current Topics in Medicinal Chemistry

Year:

2010

Language:

english

File:

PDF, 593 KB

english, 2010

16

The Functional Role of Selenocysteine (Sec) in the Catalysis Mechanism of Large Thioredoxin Reductases: Proposition of a Swapping Catalytic Triad Including a Sec-His-Glu State

Wolfgang Brandt, Ludger A. Wessjohann

Journal:

Year:

2005

Language:

english

File:

PDF, 440 KB

english, 2005

17

Metabolomics driven analysis of six Nigella species seeds via UPLC-qTOF-MS and GC–MS coupled to chemometrics

Farag, Mohamed A., Gad, Haidy A., Heiss, Andreas G., Wessjohann, Ludger A.

Journal:

Year:

2014

Language:

english

File:

PDF, 1.32 MB

english, 2014

18

A multicomponent macrocyclization strategy to natural product-like cyclic lipopeptides: synthesis and anticancer evaluation of surfactin and mycosubtilin analogues

Morejón, Micjel C., Laub, Annegret, Kaluđerović, Goran N., Puentes, Alfredo R., Hmedat, Ali N., Otero-González, Anselmo J., Rivera, Daniel G., Wessjohann, Ludger A.

Journal:

Organic & Biomolecular Chemistry

Year:

2017

Language:

english

File:

PDF, 1.56 MB

english, 2017

19

Characterization of the anticancer properties of monoglycosidic cardenolides isolated from Nerium oleander and Streptocaulon tomentosum

Luay J. Rashan, Katrin Franke, Myint Myint Khine, Gerhard Kelter, Heinz H. Fiebig, Joachim Neumann, Ludger A. Wessjohann

Journal:

Journal of Ethnopharmacology

Year:

2011

Language:

english

File:

PDF, 248 KB

english, 2011

20

Comparative metabolite profiling and fingerprinting of genusPassifloraleaves using a multiplex approach of UPLC-MS and NMR analyzed by chemometric tools

Farag, Mohamed A., Otify, Asmaa, Porzel, Andrea, Michel, Camilia George, Elsayed, Aly, Wessjohann, Ludger A.

Journal:

Analytical and Bioanalytical Chemistry

Year:

2016

Language:

english

File:

PDF, 2.84 MB

english, 2016

21

N-Glucosyl-1H-indole Derivatives from Cortinarius brunneus (Basidiomycetes)

Axel Teichert, Jürgen Schmidt, Andrea Porzel, Norbert Arnold, Ludger Wessjohann

Journal:

Chemistry & Biodiversity

Year:

2008

Language:

english

File:

PDF, 164 KB

english, 2008

22

Structural and stereochemical elucidation of new hygrophorones from Hygrophorus abieticola (Basidiomycetes)

Otto, Alexander, Porzel, Andrea, Westermann, Bernhard, Brandt, Wolfgang, Wessjohann, Ludger, Arnold, Norbert

Journal:

Year:

2017

Language:

english

File:

PDF, 1.62 MB

english, 2017

23

Composition of Essential Oil from Tagetes minuta and its Cytotoxic, Antioxidant and Antimicrobial Activities

Ali, Nasser A. Awadh, Sharopov, Farukh S., Al-kaf, Ali G., Hill, Gabrielle M., Arnold, Norbert, Al-Sokari, Saeed S., Setzer, William N., Wessjohann, Ludger

Journal:

Natural Product Communications

Year:

2014

Language:

english

File:

PDF, 249 KB

english, 2014

24

Discovery of key regulators of dark glands development and hypericin biosynthesis in St. John's wort ( Hypericum perforatum )

Rizzo, Paride, Altschmied, Lothar, Stark, Pauline, Rutten, Twan, Guendel, André, Scharfenberg, Sarah, Franke, Katrin, Baeumlein, Helmut, Wessjohann, Ludger, Koch, Marcus, Borisjuk, Ljudmilla, Sharbel,

Journal:

Plant Biotechnology Journal

Year:

2019

File:

PDF, 2.72 MB

2019

25

Growing and Processing Conditions Lead to Changes in the Carotenoid Profile of Spinach

Heymann, Thomas, Westphal, Lore, Wessjohann, Ludger, Glomb, Marcus A.

Journal:

Journal of Agricultural and Food Chemistry

Year:

2014

Language:

english

File:

PDF, 585 KB

english, 2014

26

Homoisoflavonoids from Ophiopogon japonicus Ker-Gawler

Nguyen Thi Hoang Anh, Tran Van Sung, Andrea Porzel, Katrin Franke, Ludger A. Wessjohann

Journal:

Year:

2003

Language:

english

File:

PDF, 153 KB

english, 2003

27

Screening of synthetic and natural product databases: Identification of novel androgens and antiandrogens

Bobach, Claudia, Tennstedt, Stephanie, Palberg, Kristin, Denkert, Annika, Brandt, Wolfgang, de Meijere, Armin, Seliger, Barbara, Wessjohann, Ludger A.

Journal:

European Journal of Medicinal Chemistry

Year:

2015

Language:

english

File:

PDF, 2.97 MB

english, 2015

28

Versatile antitumor potential of isoxanthohumol: Enhancement of paclitaxel activity in vivo

Krajnović, Tamara, Kaluđerović, Goran N., Wessjohann, Ludger A., Mijatović, Sanja, Maksimović-Ivanić, Danijela

Journal:

Pharmacological Research

Year:

2016

Language:

english

File:

PDF, 1.89 MB

english, 2016

29

Interactions of polysulfanes with components of red blood cells

Schneider, Thomas, Ba, Lalla A., Khairan, Khairan, Zwergel, Clemens, Bach, Nguyen Duc, Bernhardt, Ingolf, Brandt, Wolfgang, Wessjohann, Ludger, Diederich, Marc, Jacob, Claus

Journal:

Year:

2011

Language:

english

File:

PDF, 255 KB

english, 2011

30

The multicomponent approach to N -methyl peptides: total synthesis of antibacterial (–)-viridic acid and analogues

Neves Filho, Ricardo A W, Stark, Sebastian, Westermann, Bernhard, Wessjohann, Ludger A

Journal:

Beilstein Journal of Organic Chemistry

Year:

2012

Language:

english

File:

PDF, 301 KB

english, 2012

31

Methionine and seleno-methionine type peptide and peptoid building blocks synthesized by five-component five-center reactions

Kaluđerović, Goran N., Abbas, Muhammad, Kautz, Hans Christian, Wadaan, Mohammad A. M., Lennicke, Claudia, Seliger, Barbara, Wessjohann, Ludger A.

Journal:

Chemical Communications

Year:

2017

Language:

english

File:

PDF, 775 KB

english, 2017

32

Phytochemical Profiles and Antimicrobial Activities of Allium cepa Red cv. and A. sativum Subjected to Different Drying Methods: A Comparative MS-Based Metabolomics

Farag, Mohamed, Ali, Sara, Hodaya, Rashad, El-Seedi, Hesham, Sultani, Haider, Laub, Annegret, Eissa, Tarek, Abou-Zaid, Fouad, Wessjohann, Ludger

Journal:

Year:

2017

Language:

english

File:

PDF, 2.66 MB

english, 2017

33

Discovery of key regulators of dark glands development and hypericin biosynthesis in St. John's wort ( Hypericum perforatum )

Rizzo, Paride, Altschmied, Lothar, Stark, Pauline, Rutten, Twan, Guendel, André, Scharfenberg, Sarah, Franke, Katrin, Baeumlein, Helmut, Wessjohann, Ludger, Koch, Marcus, Borisjuk, Ljudmilla, Sharbel,

Journal:

Plant Biotechnology Journal

Year:

2019

Language:

english

File:

PDF, 2.72 MB

english, 2019

34

GC/MS-based Metabolites Profiling of Nutrients and Anti-nutrients in Eight Lens and Lupinus Seeds (Fabaceae)

Farag, Mohamed A., Khattab, Amira R., Ehrlich, Anja, Kropf, Matthias, Heiss, Andreas G., Wessjohann, Ludger A.

Journal:

Journal of Agricultural and Food Chemistry

Year:

2018

Language:

english

File:

PDF, 1.34 MB

english, 2018

35

Droplet-Assisted Microfluidic Fabrication and Characterization of Multifunctional Polysaccharide Microgels Formed by Multicomponent Reactions

Hauck, Nicolas, Seixas, Nalin, Centeno, Silvia, Schlüßler, Raimund, Cojoc, Gheorghe, Müller, Paul, Guck, Jochen, Wöll, Dominik, Wessjohann, Ludger, Thiele, Julian

Journal:

Year:

2018

Language:

english

File:

PDF, 45.08 MB

english, 2018

36

Regiospecific Synthesis of 4-Alkoxy and 4-Amino Substituted 2-Trifluoromethyl Pyrroles

Zanatta, Nilo, Schneider, Juliana M. F. M., Schneider, Paulo H., Wouters, Ana D., Bonacorso, Helio G., Martins, Marcos A. P., Wessjohann, Ludger A.

Journal:

Journal of Organic Chemistry

Year:

2006

Language:

english

File:

PDF, 51 KB

english, 2006

37

NMR approach for the authentication of 10 cinnamon spice accessions analyzed via chemometric tools

Farag, Mohamed A., Labib, Rola M., Noleto, Clarice, Porzel, Andrea, Wessjohann, Ludger A.

Journal:

Lebensmittel-Wissenschaft und-Technologie / Food Science and Technology

Year:

2018

Language:

english

File:

PDF, 738 KB

english, 2018

38

Rapid Access to N-Substituted Diketopiperazines by One-Pot Ugi-4CR/Deprotection+Activation/Cyclization (UDAC)

Rhoden, Cristiano R. B., Rivera, Daniel G., Kreye, Oliver, Bauer, Anne K., Westermann, Bernhard, Wessjohann, Ludger A.

Journal:

Journal of Combinatorial Chemistry

Year:

2009

Language:

english

File:

PDF, 761 KB

english, 2009

39

Evaluation of plant sources for antiinfective lead compound discovery by correlating phylogenetic, spatial, and bioactivity data

Holzmeyer, Laura, Hartig, Anne-Kathrin, Franke, Katrin, Brandt, Wolfgang, Muellner-Riehl, Alexandra N., Wessjohann, Ludger A., Schnitzler, Jan

Journal:

Proceedings of the National Academy of Sciences

Year:

2020

File:

PDF, 1.04 MB

2020

40

(E)-4-Hydroxy-3-methylbut-2-enyl Diphosphate: An Intermediate in the Formation of Terpenoids in Plant Chromoplasts

Wenyun Gao, Reik Loeser, Maja Raschke, Marco A. Dessoy, Michael Fulhorst, Henriette Alpermann, Ludger A. Wessjohann, Meinhart H. Zenk

Journal:

Angewandte Chemie

Year:

2002

Language:

english

File:

PDF, 98 KB

english, 2002

41

Traceless Tosylhydrazone-Based Triazole Formation: A Metal-Free Alternative to Strain-Promoted Azide–Alkyne Cycloaddition

Dr. Sander S. van Berkel, Dipl.-Chem. Sebastian Brauch, Lars Gabriel, Dipl.-Chem. Michael Henze, Dipl.-Chem. Sebastian Stark, Dipl.-Chem. Dimitar Vasilev, Prof. Dr. Ludger A. Wessjohann, Dr. Muhammad

Journal:

Angewandte Chemie International Edition

Year:

2012

Language:

english

File:

PDF, 623 KB

english, 2012

42

ChemInform Abstract: The Chromium-Reformatsky Reaction: Asymmetric Synthesis of the Aldol Fragment of the Cytotoxic Epothilons from 3-(2-Bromoacyl)-2- oxazolidinones.

T. GABRIEL, L. WESSJOHANN

Journal:

Year:

1997

File:

PDF, 30 KB

1997

43

ChemInform Abstract: The Chromium Reformatsky Reaction: Access to Adjacent Quaternary Centers.

L. WESSJOHANN, H. WILD

Journal:

Year:

1997

File:

PDF, 33 KB

1997

44

ChemInform Abstract: Excellent Aldehyde and Ketone Selectivity in Chromium(II)-Mediated Reformatsky Reactions.

L. WESSJOHANN, H. WILD

Journal:

Year:

1997

File:

PDF, 32 KB

1997

45

A New Cysteine-Derived Ligand as Catalyst for the Addition of Diethylzinc to Aldehydes: The Importance of a “Free” Sulfide Site for Enantioselectivity.

Antonio L. Braga, Elenilson F. Alves, Claudio C. Silveira, Gilson Zeni, Helmoz R. Appelt, Ludger A. Wessjohann

Journal:

Year:

2005

File:

PDF, 24 KB

2005

46

A distance-based method for evaluating protein-structures

P-P Heym, W Brandt, L Wessjohann

Journal:

Chemistry Central Journal

Year:

2009

Language:

english

File:

PDF, 64 KB

english, 2009

47

Dye-Modified and Photoswitchable Macrocycles by Multiple Multicomponent Macrocyclizations Including Bifunctional Building Blocks (MiBs)

Oliver Kreye, Bernhard Westermann, Daniel G. Rivera, Dean V. Johnson, Romano V. A. Orru, Ludger A. Wessjohann

Journal:

Molecular Informatics

Year:

2006

Language:

english

File:

PDF, 97 KB

english, 2006

48

Acetylcholinesterase inhibitors from the toadstool Cortinarius infractus

Torsten Geissler, Wolfgang Brandt, Andrea Porzel, Dagmar Schlenzig, Astrid Kehlen, Ludger Wessjohann, Norbert Arnold

Journal:

Bioorganic & Medicinal Chemistry

Year:

2010

Language:

english

File:

PDF, 331 KB

english, 2010

49

The Multiple Multicomponent Approach to Natural Product Mimics: Tubugis, N-Substituted Anticancer Peptides with Picomolar Activity

Pando, Orlando, Stark, Sebastian, Denkert, Annika, Porzel, Andrea, Preusentanz, Rainer, Wessjohann, Ludger A.

Journal:

Journal of the American Chemical Society

Year:

2011

Language:

english

File:

PDF, 1.29 MB

english, 2011

50

Analysis of cytokinin nucleotides by capillary zone electrophoresis with diode array and mass spectrometric detection in a recombinant enzyme in vitro reaction

Béres, Tibor, Gemrotová, Markéta, Tarkowski, Petr, Ganzera, Markus, Maier, Vítězslav, Friedecký, David, Dessoy, Marco A., Wessjohann, Ludger A., Spíchal, Lukáš, Strnad, Miroslav, Doležal, Karel

Journal:

Analytica Chimica Acta

Year:

2012

Language:

english

File:

PDF, 376 KB

english, 2012

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