Works by Krohn, Karsten

Results: 105

Nicht nur Antibiotika!“9th International Conference on the Chemistry of Antibiotics and other Bioactive Compounds” vom 25. bis 29. September in Arcachon.

Published in:

Angewandte Chemie, 2006, v. 118, n. 4, p. 550, doi. 10.1002/ange.200504256

By:

Karsten Krohn

Publication type:

Article

Assignment of the absolute configuration of zwitterionic and neutral macropodumines by means of TDDFT CD calculations.

Published in:

Chirality, 2009, v. 21, n. 6, p. 561, doi. 10.1002/chir.20626

By:

Guo, Yue-Wei;
Kurtán, Tibor;
Krohn, Karsten;
Pescitelli, Gennaro;
Zhang, Wen

Publication type:

Article

Massarilactones E‐G, new metabolites from the endophytic fungus Coniothyrium sp., associated with the plant Artimisia maritimaBiologically Active Secondary Metabolites from Fungi, Part 29. Part 28 see Reference8.

Published in:

Chirality, 2007, v. 19, n. 6, p. 464

By:

Karsten Krohn;
Zia‐Ullah;
Hidayat Hussain;
Ulrich Flörke;
Barbara Schulz;
Siegfried Draeger;
Gennaro Pescitelli;
Piero Salvadori;
Sándor Antus;
Tibor Kurtán

Publication type:

Article

Polyhydroxylated Steroids from the South China Sea Gorgonian Anthogorgia sp.

Published in:

Helvetica Chimica Acta, 2012, v. 95, n. 3, p. 522, doi. 10.1002/hlca.201100384

By:

Sun, Peng;
Xu, Yuanyuan;
Liu, Taofang;
Tang, Hua;
Yi, Yanghua;
Krohn, Karsten;
Li, Ling;
Zhang, Wen

Publication type:

Article

Citropremide and Citropridone: A New Ceramide and a New Acridone Alkaloid from the Stem Bark of Citropsis gabunensis.

Published in:

Helvetica Chimica Acta, 2011, v. 94, n. 6, p. 1035, doi. 10.1002/hlca.201000376

By:

Tsassi, Béatrice Valerie;
Hussain, Hidayat;
Geagni, Albertine;
Dongo, Etienne;
Ahmed, Ishtiaq;
Riaz, Muhammad;
Krohn, Karsten

Publication type:

Article

Phytochemical investigation and antimicrobial activity of Derris scandens.

Published in:

Journal of King Saud University - Science, 2015, v. 27, n. 4, p. 375, doi. 10.1016/j.jksus.2015.01.001

By:

Hussain, Hidayat;
Al-Harrasi, Ahmed;
Krohn, Karsten;
Kouam, Simeon F.;
Abbas, Ghulam;
Shah, Afzal;
Raees, Muhammad Adil;
Ullah, Riaz;
Aziz, Shahid;
Schulz, Barbara

Publication type:

Article

Phytochemical investigation and antimicrobial activity of an endophytic fungus Phoma sp.

Published in:

Journal of King Saud University - Science, 2015, v. 27, n. 1, p. 92, doi. 10.1016/j.jksus.2014.08.001

By:

Hussain, Hidayat;
John, Markus;
Al-Harrasi, Ahmed;
Shah, Afzal;
Hassan, Zahid;
Abbas, Ghulam;
Rana, Usman Ali;
Green, Ivan R.;
Schulz, Barbara;
Krohn, Karsten

Publication type:

Article

Integration of allergy documentation into an interoperable archiving and communication platform to improve patient care and clinical research at the Jena University Hospital.

Published in:

GMS Medizinische Informatik, Biometrie und Epidemiologie, 2021, v. 17, n. 2, p. 1, doi. 10.3205/mibe000220

By:

Kruse, Henner M.;
Helhorn, Alexander;
Phan-Vogtmann, Lo An;
Palm, Julia;
Thomas, Eric;
Iffland, Andreas;
Heidel, Andrew;
Müller, Susanne;
Saleh, Kutaiba;
Krohn, Karsten;
Specht, Martin;
Hartmann, Michael;
Farker, Katrin;
Spreckelsen, Cord;
Henkel, Andreas;
Scherag, André;
Ammon, Danny

Publication type:

Article

Novel flavonoid glycosides from the bulbs of Urginea indica Kunth.

Published in:

Natural Product Research, 2010, v. 24, n. 11, p. 1018, doi. 10.1080/14786410902899022

By:

Sultana, Nasim;
Akter, Kaisarun;
Nahar, Nilufar;
Khan, M. Shahinul Hoque;
Mosihuzzaman, M.;
Sohrab, Md Hossain;
Krohn, Karsten

Publication type:

Article

Efficient Synthesis and Biological Evaluation of Topopyrone C Derivatives.

Published in:

Chemistry of Natural Compounds, 2016, v. 52, n. 1, p. 58, doi. 10.1007/s10600-016-1546-2

By:

Aziz, Shahid;
Habib-ur-Rehman;
Ch, Muhammad;
Ghani, Kh.;
Yasin, Kh.;
Hussain, Hidayat;
Krohn, Karsten

Publication type:

Article

Antiplasmodial activity of compounds from Drypetes gerrardii.

Published in:

Chemistry of Natural Compounds, 2012, v. 48, n. 2, p. 339, doi. 10.1007/s10600-012-0244-y

By:

Ng′ang′a, Margaret;
Hussain, Hidayat;
Chhabra, Sumesh;
Langat-Thoruwa, Caroline;
Irungu, Beatrice;
Al-Harrasi, Ahmed;
Riaz, Muhammad;
Krohn, Karsten

Publication type:

Article

Regioselective Alkylation of 1,4,5-Trihydroxy-9,10-anthraquinone with Formaldehyde and Glyoxylic Acid.

Published in:

Angewandte Chemie International Edition, 1979, v. 18, n. 8, p. 621, doi. 10.1002/anie.197906211

By:

Krohn, Karsten

Publication type:

Article

Screening strategies for obtaining novel, biologically active, fungal secondary metabolites from marine habitats.

Published in:

Botanica Marina, 2008, v. 51, n. 3, p. 219, doi. 10.1515/BOT.2008.029

By:

Schulz, Barbara;
Draeger, Siegfried;
dela Cruz, Thomas Edison;
Rheinheimer, Joachim;
Siems, Karsten;
Loesgen, Sandra;
Bitzer, Jens;
Schloerke, Oliver;
Zeeck, Axel;
Kock, Ines;
Hussain, Hidayat;
Dai, Jingqui;
Krohn, Karsten

Publication type:

Article

Chirale 2-Amino-1,3-butadiene: Neue Reagentien für die asymmetrische Cycloaddition.

Published in:

Angewandte Chemie, 1993, v. 105, n. 11, p. 1651, doi. 10.1002/ange.19931051105

By:

Krohn, Karsten

Publication type:

Article

Dictionary of Marine Natural Products. With CD-ROM. Edited by John W. Blunt and Murray H. G. Munro.

Published in:

Angewandte Chemie International Edition, 2008, v. 47, n. 27, p. 4956, doi. 10.1002/anie.200785567

By:

Krohn, Karsten

Publication type:

Article

Tithoniamarin and tithoniamide: a structurally unique isocoumarin dimer and a new ceramide from Tithonia diversifolia.

Published in:

Natural Product Research, 2006, v. 20, n. 9, p. 842, doi. 10.1080/14786410500462892

By:

Yemele Bouberte, Meffo;
Krohn, Karsten;
Hussain, Hidayat;
Dongo, Etienne;
Schulz, Barbara;
Hu, Qunxiu

Publication type:

Article

Biologically Active Metabolites from Fungi, 19: New Isocoumarins and Highly Substituted Benzoic Acids from the Endophytic Fungus, Scytalidium SP. * †.

Published in:

Natural Product Research, 2004, v. 18, n. 3, p. 277, doi. 10.1080/14786410310001620637

By:

Krohn ‡, Karsten;
Sohrab, Md. Hossain;
Aust, Hans-Jürgen;
Draeger, Siegfried;
Schulz, Barbara

Publication type:

Article

BIOLOGICALLY ACTIVE METABOLITES FROM FUNGI,17. 8-α ACETOXYVERROL,A NEW MEMBER OF THE TRICHOTHECENE SESQUITERPENES.

Published in:

Natural Product Research, 2003, v. 17, n. 1, p. 67, doi. 10.1080/1478641031000062223

By:

Krohn, Karsten;
Steingrover, Klaus;
Aust, Hans-Jurgen;
Draeger, Siegfried;
Schulz, Barbara

Publication type:

Article

Biomimetic Synthesis of the Racemic Angucyclinones of the Aquayamycin and WP 3688-2 Types.

Published in:

Chemistry - A European Journal, 2000, v. 6, n. 21, p. 3887, doi. 10.1002/1521-3765(20001103)6:21<3887::AID-CHEM3887>3.0.CO;2-3

By:

Krohn, Karsten;
Frese, Peter;
Flörke, Ulrich

Publication type:

Article

Synthesis, EPR, ENDOR and TRIPLE resonance investigations of anthracycline-related semiquinones.

Published in:

Magnetic Resonance in Chemistry, 1993, v. 31, n. 5, p. 468, doi. 10.1002/mrc.1260310510

By:

Stegmann, Hartmut B.;
Jülich, Thomas;
Höfler, Ulrike;
Schuler, Paul;
Koch, Wolfhard;
Krohn, Karsten;
Eickhoff, Astrid

Publication type:

Article

EPR and ENDOR investigations of chrysazin and aclacinomycin A semiquinones.

Published in:

Magnetic Resonance in Chemistry, 1991, v. 29, n. 2, p. 178, doi. 10.1002/mrc.1260290215

By:

Jülich, Thomas;
Stegmann, Hartmut B.;
Krohn, Karsten;
Eickhoff, Astrid

Publication type:

Article

Cytotoxicity and characterization of an active metabolite of benzamide riboside, a novel inhibitor of IMP dehydrogenase.

Published in:

International Journal of Cancer, 1994, v. 56, n. 6, p. 892, doi. 10.1002/ijc.2910560623

By:

Gharehbaghi, Kamran;
Paull, Kenneth D.;
Kelley, James A.;
Barchi, Joseph J.;
Marquez, Victor E.;
Cooney, David A.;
Monks, Anne;
Scudiero, Dominic;
Krohn, Karsten;
Jayaram, Hiremagalur N.

Publication type:

Article

Phomopsinones A-D: Four New Pyrenocines from Endophytic Fungus Phomopsis sp.

Published in:

European Journal of Organic Chemistry, 2012, v. 2012, n. 9, p. 1783, doi. 10.1002/ejoc.201101788

By:

Hussain, Hidayat;
Krohn, Karsten;
Ahmed, Ishtiaq;
Draeger, Siegfried;
Schulz, Barbara;
Di Pietro, Sebastiano;
Pescitelli, Gennaro

Publication type:

Article

Cytospolides A-E, New Nonanolides from an Endophytic Fungus, Cytospora sp.

Published in:

European Journal of Organic Chemistry, 2011, v. 2011, n. 28, p. 5452, doi. 10.1002/ejoc.201100675

By:

Lu, Shan;
Kurtán, Tibor;
Yang, Genjin;
Sun, Peng;
Mándi, Attila;
Krohn, Karsten;
Draeger, Siegfried;
Schulz, Barbara;
Yi, Yanghua;
Li, Ling;
Zhang, Wen

Publication type:

Article

Pestalotheols E-H: Antimicrobial Metabolites from an Endophytic Fungus Isolated from the Tree Arbutus unedo.

Published in:

European Journal of Organic Chemistry, 2011, v. 2011, n. 26, p. 5163, doi. 10.1002/ejoc.201100568

By:

Qin, Song;
Krohn, Karsten;
Hussain, Hidayat;
Schulz, Barbara;
Draeger, Siegfried

Publication type:

Article

Three New Antimicrobial Metabolites from the Endophytic Fungus Phomopsis sp.

Published in:

European Journal of Organic Chemistry, 2011, v. 2011, n. 15, p. 2867, doi. 10.1002/ejoc.201100158

By:

Ahmed, Ishtiaq;
Hussain, Hidayat;
Schulz, Barbara;
Draeger, Siegfried;
Padula, Daniele;
Pescitelli, Gennaro;
van Ree, Teunis;
Krohn, Karsten

Publication type:

Article

General Approach to Anthrapyran Antibiotics Exemplified by the Synthesis of rac-γ-Indomycinone.

Published in:

European Journal of Organic Chemistry, 2011, v. 2011, n. 12, p. 2223, doi. 10.1002/ejoc.201100093

By:

Krohn, Karsten;
Tran-Thien, Hoan Trang;
Ahmed, Ishtiaq

Publication type:

Article

Synthesis of Biologically Active Nonnatural Palmarumycin Derivatives.

Published in:

European Journal of Organic Chemistry, 2011, v. 2011, n. 6, p. 1176, doi. 10.1002/ejoc.201001503

By:

Aslan, Abdulselam;
Altun, Sultan;
Ahmed, Ishtiaq;
Flörke, Ulrich;
Schulz, Barbara;
Krohn, Karsten

Publication type:

Article

Viburspiran, an Antifungal Member of the Octadride Class of Maleic Anhydride Natural Products.

Published in:

European Journal of Organic Chemistry, 2011, v. 2011, n. 4, p. 808, doi. 10.1002/ejoc.201001324

By:

Saleem, Muhammad;
Hussain, Hidayat;
Ahmed, Ishtiaq;
Draeger, Siegfried;
Schulz, Barbara;
Meier, Kathrin;
Steinert, Michael;
Pescitelli, Gennaro;
Kurtán, Tibor;
Flörke, Ulrich;
Krohn, Karsten

Publication type:

Article

Chemical derivatization of phomosine A, a highly antifungal secondary metabolite from Phomopsis sp.

Published in:

ARKIVOC: Online Journal of Organic Chemistry, 2012, p. 71

By:

Krohn, Karsten;
Hussain, Hidayat;
Egold, Hans;
Schulz, Barbara;
Green, Ivan

Publication type:

Article

Structural and Stereochemical Studies of Hydroxyanthraquinone Derivatives from the Endophytic Fungus Coniothyrium sp.

Published in:

Chirality, 2013, v. 25, n. 2, p. 141, doi. 10.1002/chir.22128

By:

Sun, Peng;
Huo, Juan;
Kurtán, Tibor;
Mándi, Attila;
Antus, Sándor;
Tang, Hua;
Draeger, Siegfried;
Schulz, Barbara;
Hussain, Hidayat;
Krohn, Karsten;
Pan, Weihua;
Yi, Yanghua;
Zhang, Wen

Publication type:

Article

Solid-state circular dichroism and hydrogen bonding: Absolute configuration of massarigenin A from Microsphaeropsis sp.

Published in:

Chirality, 2011, v. 23, n. 8, p. 617, doi. 10.1002/chir.20985

By:

Hussain, Hidayat;
Ahmed, Ishtiaq;
Schulz, Barbara;
Draeger, Siegfried;
Flörke, Ulrich;
Pescitelli, Gennaro;
Krohn, Karsten

Publication type:

Article

Absolute structural elucidation of natural products-A focus on quantum-mechanical calculations of solid-state CD spectra.

Published in:

Chirality, 2009, v. 21, n. 1E, p. E181, doi. 10.1002/chir.20795

By:

Pescitelli, Gennaro;
Kurtán, Tibor;
Flörke, Ulrich;
Krohn, Karsten

Publication type:

Article

Determination of the absolute configurations at stereogenic centers in the presence of axial chirality.

Published in:

Chirality, 2009, v. 21, n. 1E, p. E202, doi. 10.1002/chir.20797

By:

Polavarapu, Prasad L.;
Jeirath, Neha;
Kurtán, Tibor;
Pescitelli, Gennaro;
Krohn, Karsten

Publication type:

Article

Microdiplanol and microdiplane: a new m -anisaldehyde and a new 24-methylcholestanol derivative from the endophytic fungus Microdiplodia sp.

Published in:

Journal of Asian Natural Products Research, 2015, v. 17, n. 7, p. 733, doi. 10.1080/10286020.2014.989221

By:

Hussain, Hidayat;
Krohn, Karsten;
Al-Harrasi, Ahmed;
Kouam, Simeon F.;
Abbas, Gulam;
Raees, Muhammad Adil;
Dzeha, Thomas;
Ullah, Riaz;
Zahoor, Aqib;
Shah, Afzal;
Badshah, Amin;
Khan, Amjad;
Ali, Iftikhar;
Schulz, Barbara

Publication type:

Article

Seimisochromenes A and B: two new dihydroisochromenes from the endophytic fungus, Seimatosporium sp.

Published in:

Journal of Asian Natural Products Research, 2015, v. 17, n. 4, p. 348, doi. 10.1080/10286020.2014.972383

By:

Hussain, Hidayat;
Jabeen, Farah;
Al-Harrasi, Ahmed;
Ahmad, Manzoor;
Mabood, Fazal;
Hussain, Javid;
Shah, Afzal;
Hassan, Zahid;
Ur Rehman, Najeeb;
Green, Ivan R.;
Khan, Amjad;
Dzeha, Thomas;
Draeger, Siegfried;
Schulz, Barbara;
Krohn, Karsten

Publication type:

Article

Coniothyren: a new phenoxyphenyl ether from the endophytic fungus, Coniothyrium sp.

Published in:

Journal of Asian Natural Products Research, 2014, v. 16, n. 11, p. 1094, doi. 10.1080/10286020.2014.931843

By:

Hussain, Hidayat;
Kock, Ines;
Al-Harrasi, Ahmed;
Abbas, Ghulam;
Rehman, Najeeb Ur;
Shah, Afzal;
Badshah, Amin;
Rana, Usman Ali;
Noureen, Zakira;
Green, Ivan R.;
Draeger, Siegfried;
Schulz, Barbara;
Krohn, Karsten

Publication type:

Article

Depsitinuside: a new depside galactoside from an endophytic fungus isolated from Viburnum tinus.

Published in:

Journal of Asian Natural Products Research, 2011, v. 13, n. 11, p. 1056, doi. 10.1080/10286020.2011.606811

By:

Nazir, Mamona;
Sultan, Misbah;
Riaz, Naheed;
Hafeez, Maria;
Hussain, Hidayat;
Ahmed, Ishtiaq;
Schulz, Barbara;
Draeger, Siegfried;
Jabbar, Abdul;
Krohn, Karsten;
Ashraf, Muhammad;
Saleem, Muhammad

Publication type:

Article

Cichorin A: a new benzo-isochromene from Cichorium intybus.

Published in:

Journal of Asian Natural Products Research, 2011, v. 13, n. 6, p. 566, doi. 10.1080/10286020.2011.573789

By:

Hussain, Hidayat;
Hussain, Javid;
Saleem, Muhammad;
Miana, GhulamAbbas;
Riaz, Muhammad;
Krohn, Karsten;
Anwar, Saeed

Publication type:

Article

Dorstenpictanone: a new bicyclic polyprenylated compound from Dorstenia picta.

Published in:

Journal of Asian Natural Products Research, 2011, v. 13, n. 6, p. 547, doi. 10.1080/10286020.2011.570266

By:

Hussain, Hidayat;
Vouffo, Bertin;
Dongo, Etienne;
Riaz, Muhammad;
Krohn, Karsten

Publication type:

Article

Ozocardic A: a new alkylanacardic acid from Ozoroa pulcherrima.

Published in:

Journal of Asian Natural Products Research, 2011, v. 13, n. 1, p. 84, doi. 10.1080/10286020.2010.543898

By:

Christelle, Tsague Dongmo;
Hussain, Hidayat;
Dongo, Etienne;
Hermine, Jatsa-Megaptche Boukeng;
Ahmed, Ishtiaq;
Krohn, Karsten

Publication type:

Article

Cameroonemide A: a new ceramide from Helichrysum cameroonense.

Published in:

Journal of Asian Natural Products Research, 2010, v. 12, n. 7, p. 629, doi. 10.1080/10286020.2010.485933

By:

Antoine, Kakam Zanetsie;
Hussain, Hidayat;
Dongo, Etienne;
Kouam, Simeon F.;
Schulz, Barbara;
Krohn, Karsten

Publication type:

Article

Benzamide riboside induces apoptosis independent of Cdc25A expression in human ovarian carcinoma N.1 cells.

Published in:

Cell Death & Differentiation, 1999, v. 6, n. 8, p. 736, doi. 10.1038/sj.cdd.4400546

By:

Grusch, Michael;
Rosenberger, Georg;
Fuhrmann, Gerhard;
Braun, Katja;
Titscher, Birgit;
Szekeres, Thomas;
Fritzer-Skekeres, Monika;
Oberhuber, Georg;
Krohn, Karsten;
Hengstschlaeger, Markus;
Krupitza, Georg;
Jayaram, Hiremagalur N

Publication type:

Article

Antibiotics and Much More9th International Conference on the Chemistry of Antibiotics and Other Bioactive Compounds, Arcachon, France, September 25–29, 2005.

Published in:

Angewandte Chemie International Edition, 2006, v. 45, n. 4, p. 536, doi. 10.1002/anie.200504256

By:

Karsten Krohn

Publication type:

Article

Antimalarial Compounds from the Root Bark of Garcinia polyantha Olv.

Published in:

Journal of Antibiotics, 2008, v. 61, n. 8, p. 518, doi. 10.1038/ja.2008.70

By:

Lannang, Alain Meli;
Louh, Gabin Nselapi;
Lontsi, David;
Specht, Sabine;
Sarite, Salem Ramadan;
Flörke, Ulrich;
Hussain, Hidayat;
Hoerauf, Achim;
Krohn, Karsten

Publication type:

Article

Antimicrobial constituents from three endophytic fungi.

Published in:

Asian Pacific Journal of Tropical Medicine, 2014, v. 7, p. S224, doi. 10.1016/S1995-7645(14)60236-4

By:

Hussain, Hidayat;
Kliche-Spory, Christine;
Al-Harrasi, Ahmed;
Al-Rawahi, Ahmed;
Abbas, Ghulam;
Green, Ivan Robert;
Schulz, Barbara;
Krohn, Karsten;
Shah, Afzal

Publication type:

Article

Antimicrobial chemical constituents from endophytic fungus Phoma sp.

Published in:

Asian Pacific Journal of Tropical Medicine, 2014, v. 7, n. 9, p. 699, doi. 10.1016/S1995-7645(14)60119-X

By:

Hussain, Hidayat;
Kock, Ines;
Al-Harrasi, Ahmed;
Al-Rawahi, Ahmed;
Abbas, Ghulam;
Green, Ivan R.;
Shah, Afzal;
Badshah, Amin;
Saleem, Muhammad;
Draeger, Siegfried;
Schulz, Barbara;
Krohn, Karsten

Publication type:

Article

Antitubercular activity of the semi–polar extractives of Uvaria rufa

Published in:

Asian Pacific Journal of Tropical Medicine, 2012, v. 5, n. 10, p. 777, doi. 10.1016/S1995-7645(12)60142-4

By:

Macabeo, Allan Patrick G;
Tudla, Florie A;
Krohn, Karsten;
Franzblau, Scott G

Publication type:

Article

Book Review: Asymmetric Synthesis of Natural Products. By A. Koskinen.

Published in:

Angewandte Chemie International Edition, 1994, v. 33, n. 18, p. 1891, doi. 10.1002/anie.199418912

By:

Krohn, Karsten

Publication type:

Article

First Total Synthesis of (±)-Rabelomycin.

Published in:

Angewandte Chemie International Edition, 1994, v. 33, n. 1, p. 99, doi. 10.1002/anie.199400991

By:

Krohn, Karsten;
Khanbabaee, Karamali

Publication type:

Article