2010

New far-red and near-infrared fluorescent probes with large Stockes shifts for dual covalent labeling of DNA
T. Ehrenschwender, B. R. Varga, P. Kele, H.-A. Wagenknecht, Chem. Asian J. 2010, 5, 1761-1764.

Non-covalent versus Covalent Control of Self-assembly and Chirality of Nile Red-modified Nucleoside and DNA
R. Varghese, H.-A. Wagenknecht, Chem. Eur. J. 2010, 16, 9040-9046.

Synthesis of DNA with spirobenzopyrans as an internal covalent modification
C. Beyer, H.-A. Wagenknecht, Synlett 2010, 1371-1376.

Synthesis of spiropyrans as building blocks for molecular switches and dyads
C. Beyer, H.-A. Wagenknecht, J. Org. Chem. 2010, 75, 2752-2755.

Synthetic incorporation of Nile Blue into DNA using 2-deoxyriboside substitutes: Representative comparison of (R)- and (S)-aminopropanediole as an acyclic linker
D. Lachmann, S. Berndl, O. S. Wolfbeis, H.-A. Wagenknecht, Beilstein J. Org. Chem. 2010, 6, No. 13.

Synthesis and optical properties of cyanine dyes as fluorescent DNA base substitutions for live cell imaging
C. Holzhauser, S. Berndl, F. Menacher, M. Breunig, A. Göpferich, H.-A. Wagenknecht, Eur. J. Org. Chem. 2010, 1239-1248.

In-situ azide formation and "click" reaction of nile red with DNA as an alternative postsynthetic route
C. Beyer, H.-A. Wagenknecht, Chem Comm. 2010 46, 2230-2231.

Imaging of RNA delivery to cells by thiazole orange as a fluorescent RNA base substitution
S. Berndl, M. Breunig, A. Göpferich, H.-A. Wagenknecht, Org. Biomol. Chem. 2010, 8, 997-999.

Photoinduced short-range electron transfer in DNA with fluorescent DNA bases: lessons from ethidium and thiazole orange as charge donors
C. Prunkl, S. Berndl, C. Wanninger-Weiß, J. Barbaric, H.-A. Wagenknecht, Phys. Chem. Chem. Phys. 2010, 12, 32-43.

Red-White-Blue Emission Switching Molecular Beacons: Ratiometric Multicolour DNA Hybridization Probes
R. Varghese, H.-A. Wagenknecht, Org. Biomol. Chem. 2010, 8, 526-528.

Optical, Redox, and DNA Binding Properties of Phenanthridinium Chromophores: Elucidating the Role of the Phenyl Substituent for Fluorescence Enhancement of Ethidium in the Presence of DNA
C. Prunkl, M. Pichlmaier, R. Winter, V. Kharlanov, W. Rettig, H.-A. Wagenknecht, Chem. Eur. J. 2010, 16, 3392-3402

2009

Synthesis and Optical Properties of Nile red Modified 2'-Deoxyuridine and 7-Deaza-2'-deoxyadenosine: Higly Emissive Solvatochromic Nucleosides
R. Varghese, P. K. Gajula, T. K. Chakraborty, H.-A. Wagenknecht, Synlett 2009, 3252-3257.

Radical intermediates during reductive electron transfer in DNA
R. Varghese, H.-A. Wagenknecht
in: M. Greenberg (Eds.)
Radical and Radical Ion Reactivity in Nucleic Acid Chemistry
2009, Wiley, 211-237.

White Light Emitting DNA (WED)
R. Varghese, H.-A. Wagenknecht, Chem. Eur. J. 2009, 15, 9307-9310.

The helical arrangement of porphyrins along DNA: Towards photoactive DNA-based nanoarchitectures
H.-A. Wagenknecht, Angew. Chem. Int. Ed. 2009, 48, 2838-2841.
H.-A. Wagenknecht, Angew. Chem. 2009, 121, 2878-2881.

DNA as a supramolecular framework for the helical arrangement of chromophores: Towards photoactive DNA-based nanomaterials.
R. Varghese, H.-A. Wagenknecht, Chem. Comm. 2009, 2615-2624.

Fluorescent color readout of DNA hybridization with thiazole orange as an artificial DNA base
S. Berndl, H.-A. Wagenknecht, Angew. Chem. Int. Ed. 2009, 48, 2418-2421.
S. Berndl, H.-A. Wagenknecht, Angew. Chem. 2009, 121, 2454-2457.

Comparison of a nucleosidic vs. a non-nucleosidic postsynthetic "Click" modification of DNA with base-labile fluorescent probes
S. Berndl, N. Herzig, P. Kele, D. Lachmann, X. Li, O. Wolfbeis, H.-A. Wagenknecht, Bioconjugate Chem. 2009, 20, 558-564.

Indole in DNA: Comparison of nucleosidic with a non-nucleosidic DNA base substitution
J. Barbaric, C. Wanninger-Weiß, H.-A. Wagenknecht, Eur. J. Org. Chem. 2009, 364-370.

2008

Fluorescent DNA Base Modifications and Substitutes: Multiple Fluorophore Labeling and 'DETEQ' Concept
H.-A. Wagenknecht, Ann. New York Acad. Sci. 2008, 1130,122-130.

Synthesis and spectroscopic characterization of BODIPY-modified uridines as potential fluorescent probes for nucleic acids
T. Ehrenschwender, H.-A. Wagenknecht, Synthesis 2008, 3657-3662.

Fluorescent hydrophobic zippers inside duplex DNA: Interstrand stacking of perylene-3,4:9,10-tetracarboxylic acid bisimides as artificial DNA base dyes
D. Baumstark, H.-A. Wagenknecht, Chem. Eur. J. 2008, 14, 6640-6645.

Thiazole Orange and Cy3: Improvement of Fluorecent DNA Probes Using Short Range Electron Transfer
F. Menacher, M. Rubner, S. Berndl, H.-A. Wagenknecht, J. Org. Chem. 2008, 73, 4263-4266.

Nucleotide insertion and bypass synthesis of pyrene- and BODIPY- modified oligonucleotides by DNA polymerases
C. Wanninger-Weiß, F. Di Pasquale, T. Ehrenschwender, A. Marx, H.-A. Wagenknecht, Chem. Commun. 2008, 48-50.

Perylene Bisimide Dimers as Fluorescent "Glue" for DNA and for Base-Mismatch Detection
D. Baumstark, H.-A. Wagenknecht, Angew. Chem. Int. Ed. 2008, 47, 2612-2614.
D. Baumstark, H.-A. Wagenknecht, Angew. Chem. 2008 120, 2652-2654.

Phenothiazine as a redox-active DNA base substitute: Comparison with phenothiazine-modified uridine
C. Wagner, H.-A. Wagenknecht, Org. Biomol. Chem. 2008, 6, 48-50.

Pyrene-modified guanosine as fluorescent probe for DNA modulated by charge transfer
C. Wanninger-Weiß, L. Valis, H.-A. Wagenknecht, Bioorg.Med. Chem. 2008, 16, 100-106.

Synthesis of 5-(2-Pyrenyl)-2'-deoxyuridine as a DNA Modification for Electron-Transfer Studies: The Critical Role of the Position of the Chromophore Attachment
C. Wanninger-Weiß, H.-A. Wagenknecht, Eur. J. Org. Chem. 2008, 64-71.

2007

Charge Transfer in DNA: Towards New Nanodevices
H.-A. Wagenknecht
in: O. Shoseyov, I. Levy (Eds.)
NanoBioTechnology: Bioinspired Devices and Materials of the Future
2007, Humana Press, Totowa (New Jersey).

DNA Photonics - Photoinduced Elektron Transfer in Synthetic DNA-Donor-Acceptor Systems
Torsten Fiebig, H.-A. Wagenknecht, Chimia 2007, 61, 133-139.

DNA labelling topologies for monitoring DNA-protein complex formation by fluorescence anisotropy
M. Bahr, L. Valis, H.-A. Wagenknecht, E. Weinhold, Nucleosides, Nucleotides Nucl. Acids 2007, 26, 1581-1584.

Phenanthridinium as an Artificial DNA Base: Comparison of Two Alternative Acyclic 2'-Deoxyribose Substitutes
L. Valis, H.-A. Wagenknecht, Synlett 2007, 2111-2115.

Helicalself-assembled chromophore clusters based on DNA-like architecture
E. Mayer-Enthart, C. Wagner, J. Barbaric, H.-A. Wagenknecht, Tetrahedron 2007, 63, 3434-3439.

2006

DNA as Functional p-System: Electron Transfer in Synthetically Modified Oligonucleotides
H.-A. Wagenknecht
in: U. F. Bunz, T. T. J. Müller (Eds.)
Functional Organic Materias - Synthesis , Strategies and Applications
2006, Wiley-VCH, Weinheim (Germany), 441-464.

The search for single DNA damages among millions of base pairs: DNA glycosylases trapped at work
H.-A. Wagenknecht, Angew. Chem. Int. Ed. 2006, 45 , 5583-5585.
H.-A. Wagenknecht, Angew. Chem. 2006, 118, 5709-5711

Electron Transfer Processes in DNA: Mechanisms, Biological Relevance and Applications in DNA Analytics
H.-A. Wagenknecht, Nat. Prod. Rep. 2006, 23, 973-1006.

The Search for Single DNA Damage Among Millions of Base Pairs: DNA Glycosylases Trapped at Work
H.-A. Wagenknecht, Angew. Chem. 2006, 118, 5709-5711.
H.-A. Wagenknecht, Angew. Chem. Int. Ed. 2006, 45, 5583-5585.

Base Pair Motions Control the Rates and Efficiencies of Reductive and Oxidative DNA Charge Transfer
L. Valis, Q. Wang, M. Raytchev, I. Buchvarov, H.-A. Wagenknecht, T. Fiebig, Proc. Natl. Acad. Sci. 2006, 103, 10192-10195.

Perylene-3,4:9,10-tetracarboxylic Acid Bisimide Dye as an Artificial DNA Base Surrogate
C. Wagner, H.-A. Wagenknecht, Org. Lett. 2006, 8, 4191-4194.

Indole as an Artificial DNA Base Incorporated via an Acyclic 2'-Deoxyribose Substitute
C. Wanninger, H.-A. Wagenknecht, Synlett 2006, 2051-2054.

DNA as a supramolecular scaffold for the helical arrangement of a stack of 1-ethynylpyrene chromophorese
J. Barbaric, H.-A. Wagenknecht, Org. Biomol. Chem. 2006, 4, 2088-2090.

Structure-sensitive and self-assembled helical pyrene-array based on DNA architecture
E. Mayer-Enthart, H.-A. Wagenknecht, Angew. Chem. 2006, 118, 3451-3453.
E. Mayer-Enthart, H.-A. Wagenknecht, Angew. Chem. Int. Ed. 2006, 45, 3372-3375.

8-(Pyren-1-yl)-2'-deoxyguanosine as an optical probe for DNA hybridization
L. Valis, E. Mayer-Enthart, H.-A. Wagenknecht, Bioorg. Med. Chem. Lett. 2006, 16, 3184-3187.

2005

Principles and Mechanisms of Photoinduced Charge Injection, Transport and Trapping in DNA
H.-A. Wagenknecht
in: H.-A. Wagenknecht (Ed.)
Charge Transfer in DNA - From Mechanism to Application
2005, Wiley-VCH, Weinheim (Germany),1-26.

Electron Transfer and Structural Dynamics in DNA
H.-A. Wagenknecht, T. Fiebig
in: H.-A. Wagenknecht (Ed.)
Charge Transfer in DNA - From Mechanism to Application
2005, Wiley-VCH, Weinheim (Germany), 197-223.

Ultrafast Energy Transfer and Structural Dynamics in DNA
A. Trifonov, M. Raytchev, I. Buchvarov, M. Rist, J. Barbaric, H.-A. Wagenknecht, T. Fiebig, J. Phys. Chem. B 2005, 109, 19490-19495.

Electron Transfer Chemistry between DNA and DNA-Binding Peptides
E. Mayer-Enthart, P. Kaden, H.-A. Wagenknecht, Biochemistry 2005, 44, 11749-11757.

Synthesis and Optical Properties of the C-8 Adduct of Benzo[a]pyrene and 2'-Deoxyguanosine
L. Valis, H.-A. Wagenknecht, Synlett 2005, 2281-2284.

Real-Time Observation of Hydrogen-Bond-Assisted Electron Transfer to a DNA Base
A. Trifonov, I. Buchvarov, H.-A. Wagenknecht, T. Fiebig, Chem. Phys. Lett. 2005, 409, 277-280.

1-Ethynylpyrene-Modified Guanine and Cytosine as Optical Labels for DNA Hybridization
C. Wagner, M. Rist, E. Mayer-Enthart, H.-A. Wagenknecht, Org. Biomol. Chem. 2005, 3, 2062-2063.

Real-Time Spectroscopic and Chemical Probing of Reductive Electron Transfer in DNA
P. Kaden, E. Mayer-Enthart, A. Trifonov, T. Fiebig, H.-A. Wagenknecht, Angew. Chem. Int. Ed. 2005, 44, 1636-1639.
P. Kaden, E. Mayer-Enthart, A. Trifonov, T. Fiebig, H.-A. Wagenknecht, Angew. Chem. 2005, 117, 1662-1666.

Chemical Probing of Reductive Electron Transfer in Phenothiazine-Modified DNA
C. Wagner, H.-A. Wagenknecht, Chem. Eur. J. 2005, 22, 187-1876.

Detection of Single Baser Mismatches and Abasic Sites Using Phenanthridinium as an Artificial DNA Base and Charge Donor
L. Valis, N. Amann, H.-A. Wagenknecht, Org. Biomol. Chem. 2005, 3, 36-38.

2004

Charge Transfer in DNA
H.-A. Wagenknecht
in: C. Schmuck, H. Wennemers (Eds.)
Bioorganic Chemistry Highlights II: From Chemistry to Biology
2004, Wiley-VCH, Weinheim (Germany), 369-385.

Synthetic Oligonucleotide Modifications for the Investigation of Charge Transfer Processes in DNA
H.-A. Wagenknecht, Curr. Org. Chem. 2004, 8, 251-266.

Ultrafast Proton-Coupled Electron Transfer Dynamics in Pyrene-Modified Pyrimidine Nucleosides. Towards an Understanding of Reductive Electron Transfer in DNA
M. Raytchev, E. Mayer, N. Amann, H.-A. Wagenknecht, T. Fiebig, ChemPhysChem 2004, 5, 706-712.

Phenanthridinium as an Artificial DNA Base and Charge Donor in DNA
N. Amann, R. Huber, H.-A. Wagenknecht, Angew. Chem. Int. Ed. 2004, 43, 1845-1847.
N. Amann, R. Huber, H.-A. Wagenknecht, Angew. Chem. 2004, 116, 1881-1883.

Synthesis of DNA with Phenanthridinium as an Artificial DNA Base
R. Huber, N. Amann, H.-A. Wagenknecht, J. Org. Chem. 2004, 69, 744-751.

1-Ethynylpyrene as a Tunable and Versatile Molecular Beacon for DNA
E. Mayer, L. Valis, C. Wagner, M. Rist, N. Amann, H.-A. Wagenknecht, ChemBioChem 2004, 5, 865-868.

2003

Metal-Mediated Base-Pairing and Metal Arrays in Artificial DNA
H.-A. Wagenknecht, Angew. Chem. 2003, 115, 3322-3324.
H.-A. Wagenknecht, Angew. Chem. Int. Ed. 2003, 42, 3204-3206.

Reductive Electron Transfer and Excess Electron Migration in DNA
H.-A. Wagenknecht, Angew. Chem. 2003, 115, 2558-2565.
H.-A. Wagenknecht, Angew. Chem. Int. Ed. 2003, 42, 2454-2460.

Preparation of Pyrene-Modified Purine and Pyrimidine Nucleosides via Suzuki-Miyaura Cross-Couplings and Characterization of their Fluorescent Properties
E. Mayer, L. Valis, R. Huber, N. Amann, H.-A. Wagenknecht, Synthesis 2003, 15, 2335-2340.

Pyrene as a Fluorescent Probe for DNA Base Radicals
R. Huber, T. Fiebig, H.-A. Wagenknecht, Chem. Commun. 2003, 15, 1878-1879.

Preparation of 1-Ethynylpyrene-Modified DNA via Sonogashira-Type Couplings on Solid Phase and Characterization of The Fluorescence Properties for Electron Transfer Studies
M. Rist, N. Amann, H.-A. Wagenknecht, Eur. J. Org. Chem. 2003, 13, 2498-2504.

Synthesis of an Ethidium Nucleoside and Its Acyclic Analog
N. Amann, H.-A. Wagenknecht, Tetrahedron Lett. 2003, 44, 1685-1690.

2002

Ladungstransferprozesse durch die DNA
H.-A. Wagenknecht, Chemie in unserer Zeit 2002, 36, 318-330.

Electron Injection into DNA: Synthesis and Spectroscopic Properties of Pyrenyl-Modified Oligonucleotides
N. Amann, E. Pandurski, T. Fiebig, H.-A. Wagenknecht, Chem. Eur. J. 2002, 8, 4877-4883.

A Nucleoside Model for the Electron Injection into DNA: 5-Pyrenyl-2’-deoxyribose
N. Amann, E. Pandurski, T. Fiebig, H.-A. Wagenknecht, Angew. Chem. 2002, 114, 3084-3087.
N. Amann, E. Pandurski, T. Fiebig, H.-A. Wagenknecht, Angew. Chem. Int. Ed. 2002, 41, 2978-2980.

Exciton and Excimer Formation in DNA at Room Temperature
M. Rist, H.-A. Wagenknecht, T. Fiebig, ChemPhysChem 2002, 3, 704-707.

Preparation of Pyrenyl-Modified Nucleosides via Suzuki-Miyaura Cross-Coupling Reactions
N. Amann, H.-A. Wagenknecht, Synlett 2002, 5, 687-691.

Synthetic Active Site Analogues of Heme-Thiolate Proteins: Characterization and Identification of Intermediates of the Catalytic Cycles of Cytochrome P450cam and Chloroperoxidase
W.-D. Woggon, H.-A. Wagenknecht, C. Claude, J. Inorg. Biochem. 2001, 83, 289-300.

Direct Observation of Radical Intermediates in Protein-Dependent DNA Charge Transport
H.-A. Wagenknecht, S. R. Rajski, M. Pascaly, E. D. A. Stemp, J. K. Barton, J. Am. Chem. Soc. 2001, 123, 4400-4407.

DNA-Bound Peptide Radicals Generated through DNA-Mediated Electron Transport
H.-A. Wagenknecht, E. D. A. Stemp, J. K. Barton, Biochemistry 2000, 39, 5483-5491.

Evidence of Electron Transfer from Peptides to DNA: Oxidation of DNA-Bound Tryptophan Using the Flash-Quench Technique
H.-A. Wagenknecht, E. D. A. Stemp, J. K. Barton, J. Am. Chem. Soc. 2000, 122, 1-7.