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1

Phytochemicals in olive-leaf extracts and their antiproliferative activity against cancer and endothelial cells

Vlassios Goulas, Vassiliki Exarchou, Anastassios N. Troganis, Eleni Psomiadou, Theodoros Fotsis, Evangelos Briasoulis, Ioannis P. Gerothanassis

Journal:

Molecular Nutrition & Food Research

Year:

2009

Language:

english

File:

PDF, 1.39 MB

english, 2009

2

Classification, Biotransformation and Antioxidant Activity of Olive Fruit Biophenols: A Review

Goulas, Vlasios, Charisiadis, Pantelis, Gerothanassis, Ioannis, Manganaris, George

Journal:

Current Bioactive Compounds

Year:

2012

Language:

english

File:

PDF, 461 KB

english, 2012

3

Experimental Evidence of Specific Solute–Solvent Interactions of Fullerenes C60and C70in Solution: One-Dimensional Steady-State Intermolecular13C,1H Overhauser Effect Study

Anastasios Troganis, Ioannis P. Gerothanassis, Demetrios K. Papademitriou

Journal:

Journal of Magnetic Resonance

Year:

1998

Language:

english

File:

PDF, 96 KB

english, 1998

4

Oxygen-17 NMR spectroscopy: Basic principles and applications (Part I)

Ioannis P. Gerothanassis

Journal:

Progress in Nuclear Magnetic Resonance Spectroscopy

Year:

2010

Language:

english

File:

PDF, 8.11 MB

english, 2010

5

Unexpected enzyme-catalyzed regioselective acylation of flavonoid aglycones and rapid product screening

Kyriakou, Eleni, Primikyri, Alexandra, Charisiadis, Pantelis, Katsoura, Maria, Gerothanassis, Ioannis P., Stamatis, Haralambos, Tzakos, Andreas G.

Journal:

Organic & Biomolecular Chemistry

Year:

2012

Language:

english

File:

PDF, 782 KB

english, 2012

6

A study of L-proline, sarcosine, and the cis/trans isomers of N-acetyl-L-proline and N-acetylsarcosine in aqueous and organic solution by oxygen-17 NMR

Hunston, Roger N., Gerothanassis, Ioannis P., Lauterwein, Juergen

Journal:

Journal of the American Chemical Society

Year:

1985

Language:

english

File:

PDF, 1004 KB

english, 1985

7

High Resolution NMR Spectroscopy as a Structural and Analytical Tool for Unsaturated Lipids in Solution

Alexandri, Eleni, Ahmed, Raheel, Siddiqui, Hina, Choudhary, Muhammad, Tsiafoulis, Constantinos, Gerothanassis, Ioannis

Journal:

Year:

2017

Language:

english

File:

PDF, 33.37 MB

english, 2017

8

NMR and Computational Studies as Analytical and High-Resolution Structural Tool for Complex Hydroperoxides and Diastereomeric Endo-Hydroperoxides of Fatty Acids in Solution-Exemplified by Methyl Linolenate

Ahmed, Raheel, Varras, Panayiotis C., Siskos, Michael G., Siddiqui, Hina, Choudhary, M. Iqbal, Gerothanassis, Ioannis P.

Journal:

Year:

2020

File:

PDF, 3.81 MB

2020

9

Thermodynamic origin of cis/trans isomers of a proline-containing β-turn model dipeptide in aqueous solution: A combined variable temperature 1H-NMR, two-dimensional 1H,1H gradient enhanced nuclear overhauser effect spectroscopy (NOESY), one-dimensional steady-state intermolecular 13C,1H NOE, and molecular dynamics study

Anastasios Troganis, Ioannis P. Gerothanassis, Zafiria Athanassiou, Thomas Mavromoustakos, Geoffrey E. Hawkes, Constantinos Sakarellos

Journal:

Year:

2000

Language:

english

File:

PDF, 178 KB

english, 2000

10

Nuclear electric quadrupole relaxation

I. P. Gerothanassis, C. G. Tsanaktsidis

Journal:

Concepts in Magnetic Resonance Part A

Year:

1996

Language:

english

File:

PDF, 860 KB

english, 1996

11

13C- and 57Fe-NMR studies of the FeCO unit of heme proteins and synthetic model compounds in solution: Comparison with IR vibrational frequencies and X-ray structural data

Charalampos G. Kalodimos, Ioannis P. Gerothanassis, Geoffrey E. Hawkes

Journal:

Biospectroscopy

Year:

1998

Language:

english

File:

PDF, 281 KB

english, 1998

12

The 17O-NMR shielding range and shielding time scale and detection of discrete hydrogen-bonded conformational states in peptides

Ioannis P. Gerothanassis

Journal:

Year:

2001

Language:

english

File:

PDF, 80 KB

english, 2001

13

High Nuclearity ZnII/MeCO2−/(C5NH4)2CO22− Clusters by “Depolymerization”: Conversion of a Three-Dimensional Coordination Polymer Containing Hexameric Units into Its Constituent Hexanuclear Complex

Nikolia Lalioti, Catherine P. Raptopoulou, Aris Terzis, Abil E. Aliev, Ioannis P. Gerothanassis, Evy Manessi-Zoupa, Spyros P. Perlepes

Journal:

Angewandte Chemie

Year:

2001

Language:

english

File:

PDF, 108 KB

english, 2001

14

High Nuclearity ZnII/MeCO2−/(C5NH4)2CO22− Clusters by “Depolymerization”: Conversion of a Three-Dimensional Coordination Polymer Containing Hexameric Units into Its Constituent Hexanuclear Complex

Nikolia Lalioti, Catherine P. Raptopoulou, Aris Terzis, Abil E. Aliev, Ioannis P. Gerothanassis, Evy Manessi-Zoupa, Spyros P. Perlepes

Journal:

Angewandte Chemie International Edition

Year:

2001

Language:

english

File:

PDF, 107 KB

english, 2001

15

Zinc binding in peptide models of angiotensin-I converting enzyme active sites studied through 1H-NMR and chemical shift perturbation mapping

Athanassios S. Galanis, Georgios A. Spyroulias, Roberta Pierattelli, Andreas Tzakos, Anastassios Troganis, Ioannis P. Gerothanassis, George Pairas, Evy Manessi-Zoupa, Paul Cordopatis

Journal:

Year:

2003

Language:

english

File:

PDF, 1.10 MB

english, 2003

16

17O-nmr studies of the conformational and dynamic properties of enkephalins in aqueous and organic solutions using selectively labeled analogues

Constantinos Sakarellos, Ioannis P. Gerothanassis, Nicolaos Birlirakis, Theodoros Karayannis, Maria Sakarellos-Daitsiotis, Michel Marraud

Journal:

Year:

1989

Language:

english

File:

PDF, 696 KB

english, 1989

17

17O- and 14N-nmr studies of Leu-enkephalin and enkephalin-related fragments in aqueous solution

Theodoros Karayannis, Ioannis P. Gerothanassis, Maria Sakarellos-Daitsiotis, Constantinos Sakarellos, Michel Marraud

Journal:

Year:

1990

Language:

english

File:

PDF, 1.14 MB

english, 1990

18

Hydration of cis and trans N-methylformamide as revealed by the use of 17O-NMR, molecular mechanics, and ab initio calculations

Ioannis P. Gerothanassis, Ioannis N. Demetropoulos, Constantina Vakka

Journal:

Year:

1995

Language:

english

File:

PDF, 1.11 MB

english, 1995

19

Domain-Selective Ligand-Binding Modes and Atomic Level Pharmacophore Refinement in Angiotensin I Converting Enzyme (ACE) Inhibitors

Andreas G. Tzakos, Ioannis P. Gerothanassis

Journal:

Year:

2005

Language:

english

File:

PDF, 1.83 MB

english, 2005

20

ChemInform Abstract: Oxygen-17 NMR Spectroscopy: Basic Principles and Applications. Part 2.

Ioannis P. Gerothanassis

Journal:

Year:

2010

File:

PDF, 15 KB

2010

21

ChemInform Abstract: Oxygen-17 NMR Spectroscopy: Basic Principles and Applications. Part 1.

Ioannis P. Gerothanassis

Journal:

Year:

2011

File:

PDF, 18 KB

2011

22

17O-NMR. of Enriched Acetic Acid, Glycine, Glutamic Acid and Aspartic Acid in Aqueous Solution. II. Relaxation Studies

Ioannis P. Gerothanassis, Roger Hunston, Jürgen Laulenvein

Journal:

Helvetica Chimica Acta

Year:

1982

Language:

english

File:

PDF, 607 KB

english, 1982

23

17O-NMR. of Enriched Acetic Acid, Glycine, Glutamic Acid and Aspartic Acid in Aqueous Solution. I. Chemical Shift Studies

Ioannis P. Gerothanassis, Roger Hunston, Jürgen Lauterwein

Journal:

Helvetica Chimica Acta

Year:

1982

Language:

english

File:

PDF, 576 KB

english, 1982

24

17O NMR chemical shifts of the twenty protein amino acids in aqueous solution

Ioannis P. Gerothanassis, Roger N. Hunston, JÜRgen Lauterwein

Journal:

Magnetic Resonance in Chemistry

Year:

1985

Language:

english

File:

PDF, 882 KB

english, 1985

25

Simple reference baseline subtraction–90° pulse sequence for acoustic ringing elimination in pulsed fourier transform NMR spectroscopy

Ioannis P. Gerothanassis

Journal:

Magnetic Resonance in Chemistry

Year:

1986

Language:

english

File:

PDF, 690 KB

english, 1986

26

17O NMR spectroscopy: Referencing in diamagnetic and paramagnetic solutions

Ioannis P. Gerothanassis, Jürgen Lauterwein

Journal:

Magnetic Resonance in Chemistry

Year:

1986

Language:

english

File:

PDF, 598 KB

english, 1986

27

17O nuclear magnetic resonance studies of some enriched amino acids

Roger Hunston, Ioannis P. Gerothanassis, Jürgen Lauterwein

Journal:

Magnetic Resonance in Chemistry

Year:

1982

Language:

english

File:

PDF, 222 KB

english, 1982

28

LC–NMR coupling technology: recent advancements and applications in natural products analysis

Vassiliki Exarchou, Manfred Krucker, Teris A. van Beek, Jacques Vervoort, Ioannis P. Gerothanassis, Klaus Albert

Journal:

Magnetic Resonance in Chemistry

Year:

2005

Language:

english

File:

PDF, 143 KB

english, 2005

29

Acquisition times, relaxation rates and solvent and temperature effects as sensitivity parameters for quadrupolar nuclei

Ioannis P. Gerothanassis

Journal:

Magnetic Resonance in Chemistry

Year:

1983

Language:

english

File:

PDF, 350 KB

english, 1983

30

Measuring the 13C NMR Shielding Tensor of 13CO Bonded to Haemoglobin

P.J. Barrie, I.P. Gerothanassis, M. Momenteau, G.E. Hawkes

Journal:

Journal of Magnetic Resonance, Series B

Year:

1995

File:

PDF, 264 KB

1995

31

17O NMR Studies of the Solvation State of cis/trans Isomers of Amides and Model Protected Peptides

Ioannis P. Gerothanassis, Constantina Vakka, Anastasios Troganis

Journal:

Journal of Magnetic Resonance, Series B

Year:

1996

Language:

english

File:

PDF, 197 KB

english, 1996

32

Solvent Effects on Oxygen-17 Chemical Shifts in Amides. Quantitative Linear Solvation Shift Relationships

Ernesto Dı&amp, #x0301, ez, Jesús San Fabián, Ioannis P. Gerothanassis, Angel L. Esteban, José-Luis M. Abboud, Ruben H. Contreras, Dora G. de Kowalewski

Journal:

Journal of Magnetic Resonance

Year:

1997

Language:

english

File:

PDF, 199 KB

english, 1997

33

The Effects of Atropisomerism and Porphyrin Deformation on57Fe Shieldings in Superstructured Hemoprotein Models

Ioannis P. Gerothanassis, Charalampos G. Kalodimos, Geoffrey E. Hawkes, Peter Haycock

Journal:

Journal of Magnetic Resonance

Year:

1998

Language:

english

File:

PDF, 86 KB

english, 1998

34

Natural-abundance 17O NMR of monosaccharides

Ioannis P Gerothanassis, Jürgen Lauterwein, Norman Sheppard

Journal:

Journal of Magnetic Resonance (1969)

Year:

1969

Language:

english

File:

PDF, 901 KB

english, 1969

35

Natural-abundance 17O NMR spectra of some inorganic and biologically important phosphates

Ioannis P Gerothanassis, Norman Sheppard

Journal:

Journal of Magnetic Resonance (1969)

Year:

1969

Language:

english

File:

PDF, 864 KB

english, 1969

36

Application of a steady-state pulse sequence for solvent elimination in 17O NMR

Jürgen Lauterwein, Ioannis P Gerothanassis

Journal:

Journal of Magnetic Resonance (1969)

Year:

1969

Language:

english

File:

PDF, 223 KB

english, 1969

37

Calculation of transverse relaxation times from lineshapes modified by gaussian-exponential filtering

Georges Braoudakis, Ioannis P Gerothanassis, Jürgen Lauterwein

Journal:

Journal of Magnetic Resonance (1969)

Year:

1969

Language:

english

File:

PDF, 229 KB

english, 1969

38

An evaluation of various pulse sequences for the suppression of acoustic ringing in oxygen-17 NMR

Ioannis P Gerothanassis, Jürgen Lauterwein

Journal:

Journal of Magnetic Resonance (1969)

Year:

1969

Language:

english

File:

PDF, 622 KB

english, 1969

39

Effectiveness of pulse sequences for suppression of acoustic ringing in FT NMR

I.P Gerothanassis

Journal:

Journal of Magnetic Resonance (1969)

Year:

1969

Language:

english

File:

PDF, 161 KB

english, 1969

40

Nitrogen-14 nuclear magnetic resonance of the amino terminal group of leu-enkephalin in aqueous solution

Ioannis P Gerothanassis, Theodoros Karayannis, Maria Sakarellos-Daitsiotis, Constantin Sakarellos, Michel Marraud

Journal:

Journal of Magnetic Resonance (1969)

Year:

1969

Language:

english

File:

PDF, 280 KB

english, 1969

41

Multiple-quantum 1H15N chemical-shift correlation spectroscopy of the peptide hormone leu-enkephalin in solution

I.P Gerothanassis, M Bourdonneau, T Karayannis, M Sakarellos-Daitsiotis, C Sakarellos

Journal:

Journal of Magnetic Resonance (1969)

Year:

1969

Language:

english

File:

PDF, 268 KB

english, 1969

42

17O and 14N NMR studies of quinoxaline-2(1H),3(4H)-diones and N,N′-substituted oxamides: The first experimental evidence of torsion angle deformation resulting from an unprecedented through six-bond substituent effect on the diamide group of quinoxaline-2(1H),3(4H)-diones

Ioannis P. Gerothanassis, Jonathan Cobb, Athanasios Kimbaris, John A.S. Smith, George Varvounis

Journal:

Tetrahedron Letters

Year:

1996

Language:

english

File:

PDF, 207 KB

english, 1996

43

The first experimental evidence of differential hydration of EZ isomers of sterically hindered amides: One dimensional steady-state selective intermolecular 13C, 1H overhauser effect study of tert-butylformamide

Ioannis P. Gerothanassis, Anastasios Troganis, Constantina Vakka

Journal:

Tetrahedron Letters

Year:

1996

Language:

english

File:

PDF, 176 KB

english, 1996

44

Methods of avoiding the effects of acoustic ringing in pulsed fourier transform nuclear magnetic resonance spectroscopy

I.P. Gerothanassis

Journal:

Progress in Nuclear Magnetic Resonance Spectroscopy

Year:

1987

Language:

english

File:

PDF, 4.05 MB

english, 1987

45

17O NMR studies of hemoproteins and synthetic model compounds in the solution and solid states

Ioannis P. Gerothanassis

Journal:

Progress in Nuclear Magnetic Resonance Spectroscopy

Year:

1994

Language:

english

File:

PDF, 3.57 MB

english, 1994

46

17O-NMR spectra of oxygenated hemoprotein models

M. Momenteau, I.P. Gerothanassis

Journal:

Journal of Inorganic Biochemistry

Year:

1989

Language:

english

File:

PDF, 74 KB

english, 1989

47

13C NMR studies of hemoproteins and model compounds in the solid

M. Momenteau, I.P. Gerothanassis, P.J. Barrie, G.E. Hawkes

Journal:

Journal of Inorganic Biochemistry

Year:

1995

Language:

english

File:

PDF, 65 KB

english, 1995

48

Rapid and novel discrimination and quantification of oleanolic and ursolic acids in complex plant extracts using two-dimensional nuclear magnetic resonance spectroscopy—Comparison with HPLC methods

Vassiliki G. Kontogianni, Vassiliki Exarchou, Anastassios Troganis, Ioannis P. Gerothanassis

Journal:

Analytica Chimica Acta

Year:

2009

Language:

english

File:

PDF, 998 KB

english, 2009

49

The molecular basis for the selection of captopril cis and trans conformations by angiotensin I converting enzyme

Andreas G. Tzakos, Nawazish Naqvi, Konstantinos Comporozos, Roberta Pierattelli, Vassiliki Theodorou, Ahsan Husain, Ioannis P. Gerothanassis

Journal:

Bioorganic & Medicinal Chemistry Letters

Year:

2006

Language:

english

File:

PDF, 343 KB

english, 2006

50

Identification of the major constituents of Hypericum perforatum by LC/SPE/NMR and/or LC/MS

Evangelos C. Tatsis, Sjef Boeren, Vassiliki Exarchou, Anastassios N. Troganis, Jacques Vervoort, Ioannis P. Gerothanassis

Journal:

Year:

2007

Language:

english

File:

PDF, 528 KB

english, 2007

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