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Dive into the research topics where Elisabeth Helmke is active.

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Featured researches published by Elisabeth Helmke.


ChemInform | 2011

Marine Bacteria. Part 43. Glucopiericidin C (I): A Cytotoxic Piericidin Glucoside Antibiotic Produced by a Marine Streptomyces Isolate.

Khaled A. Shaaban; Elisabeth Helmke; Gerhard Kelter; Heinz H. Fiebig; Hartmut Laatsch


ChemInform | 2010

Marine Bacteria. Part 8. Maremycin A (Ia) and B (Ib), New Diketopiperazine from a Marine Streptomyces sp.

W. Balk‐Bindseil; Elisabeth Helmke; H. Weyland; Hartmut Laatsch


ChemInform | 2010

Secondary Metabolites of Marine Bacteria. Part 10. δ‐Indomycinone: A New Member of Pluramycin Class of Antibiotics Isolated from Marine Streptomyces sp.

M. A. F. Biabani; Hartmut Laatsch; Elisabeth Helmke; H. Weyland


ChemInform | 2007

Marine Bacteria. Part 34. New Anthraquinones from a Marine Streptomyces sp. — Isolation, Structure Determination and Biological Activities.

Hervé Martial P. Poumale; Bonaventure T. Ngadjui; Elisabeth Helmke; Hartmut Laatsch


ChemInform | 2006

Marine Bacteria. Part 29. 1‐Hydroxy‐1‐norresistomycin and Resistoflavin Methyl Ether: New Antibiotics from Marine‐Derived Streptomycetes.

Ines Kock; Rajendra P. Maskey; M. A. Farooq Biabani; Elisabeth Helmke; Hartmut Laatsch


ChemInform | 2006

Marine Bacteria. Part 33. Prefluostatin and New Urauchimycin Derivatives Produced by Streptomycete Isolates.

C. B. Fondja Yao; M. Schiebel; Elisabeth Helmke; Heidrun Anke; Hartmut Laatsch


ChemInform | 2005

Marine Bacteria. Part 28. Anticancer and Antibacterial Trioxacarcins with High Antimalaria Activity from a Marine Streptomycete and Their Absolute Stereochemistry

Rajendra P. Maskey; Elisabeth Helmke; Oliver Kayser; Heinz H. Fiebig; Armin Maier; Andreas Busche; Hartmut Laatsch


ChemInform | 2004

Marine Bacteria. Part 25. Himalomycin A and B: Isolation and Structure Elucidation of New Fridamycin Type Antibiotics from a Marine Streptomyces Isolate.

Rajendra P. Maskey; Elisabeth Helmke; Hartmut Laatsch


ChemInform | 2003

Marine Bacteria. Part 16. Chalcomycin B, a New Macrolide Antibiotic from the Marine Isolate Streptomyces sp. B7064.

Ratnakar N. Asolkar; Rajendra P. Maskey; Elisabeth Helmke; Hartmut Laatsch


ChemInform | 2003

Marine Bacteria. Part 20. Parimycin: Isolation and Structure Elucidation of a Novel Cytotoxic 2,3-Dihydroquinizarin. Analogue of γ-Indomycinone from a Marine Streptomycete Isolate.

Rajendra P. Maskey; Elisabeth Helmke; Heinz-Herbert Fiebig; Hartmut Laatsch

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H. Weyland

University of Göttingen

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Ines Kock

University of Göttingen

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Andreas Busche

University of Göttingen

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Armin Maier

University of Göttingen

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