Publications 1990-1999

56. P. Karahalios, I. Amarantos, P. Mamos, D. Papaioannou, D. Kalpaxis

Effect of Ethyl and Benzyl Analogues of Spermine on Escherischia Coli Peptidyl-transferase Activity, Polyamine Transport and Cellular Growth

Journal of Bacterioogy, 1999, 181, 3904-3911.

55. Cundari S., Dalpozzo R., De Nino A., Procopio A., Sindona G., Athanassopoulos K.

A facile one-pot synthesis of the very useful building blocks N-Boc-S-alkylatedcysteines

Tetrahedron 1999, 55, 10155-10162

 

54. G. Balayiannis, I. Argiris, D. Papaioannou, C. Kavounis

(2S,3S) and (2R,3S)-2-[2-(benzyloxy)ethyl]-3-(6-chloro-9H-purin-9-yl)- oxolane

Acta Crystallographica, Section C, 1999, 55, 1005-1008.

 

53. V. Nastopoulos, G. Karigiannis, P. Mamos, D. Papaioannou, C. Kavounis

(S )-N-Triphenylmethylpyroglutamyl Fluoride

Acta Crystallographica, Section C, 1998, 54, 1718-1720.

 

52. G. Karigiannis, P. Mamos, G. Balayiannis, I. Katsoulis, D. Papaioannou

Simple Fragment Syntheses of All Four Isomers of the Spermine Alkaloid Kukoamine

Tetrahedron  Letters , 1998, 39,  5117-5120.

 

51. G. Karigiannis, C. Athanassopoulos, P. Mamos, N. Karamanos, D. Papaioannou, G.W.Francis

Preparation and Properties of Enantiomerically Pure -Tritylamino Acid Fluorides

Acta Chemica Scandinavica Series B, 1998, 52, 1144-1150.

 

50. P. Mamos, E. Dalatsis, C. Athanassopoulos, G. Balayiannis, D. Papaioannou, G.W. Francis

Aminolysis of N-Tritylamino Acid Bemzotriazolyl Esters with Concentrated Aqueous Amines and its Applications in Synthesis

Acta Chemica Scandinavica Series B , 1998, 52 , 227-231.

 

49. P. Karahalios,  P. Mamos, D.H. Vynios, D. Papaioannou, D. Kalpaxis

The effect of acylated polyamine derivatives on polyamine uptake mechanism, cell growth, and polyamine pools in Escherichia coli, and the persuit of structure/activity relationships

European Journal of Biochemistry, 1998, 251, 998-1004.

 

48. V. Nastopoulos,  C. Athanassopoulos, D. Papaioannou, E. Gavuzzo

(S ), (E )-5-Methoxycarbonyl-3-triphenylmethylaminohex-4-en-4-olide

Acta Crystallographica, Section C, 1998, 54, 267-269.

 

47. V. Nastopoulos,  O. Gourgioti, G. Balayiannis, G. Karigiannis, D. Papaioannou, C. Kavounis

(3aR, 7aS )-N-Triphenylmethyl-1,2,3,3a,5,6,7,7a-octahydropyrano[3,2-b]pyrrol-2-one

Acta Crystallographica, Section C, 1997, 53, 1971-1973

 

46. P. Mamos, D. Papaioannou, C. Kavounis, V. Nastopoulos

(S )-3-(Oγ-Methyl-Nα- triphenylmethylglutamyl)benzotriazole 1-Oxide

Acta Crystallographica, Section C, 1997, 53, 1973-1975.

 

45. V. Nastopoulos,  C. Athanassopoulos, D. Papaioannou, E. Gavuzzo

(S ), (E )-5-Methoxycarbonyl-2-triphenylmethylaminohex-4-en-4-olide

Acta Crystallographica, Section C, 1996, 52, 3227-3229.

 

44. D. W. Aksnes, C. Athanassopoulos, V. Magafa, A. Aaberg, G.W. Francis, D. Papaioannou

NMR Studies of TRH and Analogues Incorporating D-Histidine and 4-Hydroxy-L- Proline

Acta Chemica Scandinavica Series B, 1996, 50, 411-416.

 

43. F. Artuso, G. Sindona, C. Athanassopoulos, G. Stavropoulos, D. Papaioannou

Kainic Acid as Conformationally Constrained Glutamic Acid Analog in Peptide Synthesis

Tetrahedron  Letters , 1995, 36 , 9309-9312.

 

42. C. Athanassopoulos, D. Papaioannou, A. Napoli, C. Siciliano, G. Sindona

The Formation by Fast Atom Bombardment of Radical Molecular Cations by Electron-Donor-Acceptor (EDA) Complexes from Tosylated Amino Acid Esters

Journal of Mass Spectrometry, 1995, 30, 1284-1290.

 

41. P. Mamos, G. Karigiannis, C. Athanassopoulos, S. Bichta, D. Kalpaxis, D. Papaioannou

Simple Total Syntheses of N-Substituted Polyamine Derivatives Using N-Tritylated Amino Acids

Tetrahedron  Letters , 1995, 36 , 5187-5190.

 

40. T. Duvold, D. Papaioannou, G.W. Francis

Benzyl 2,3-O-isopropylidene-β-D-ribo-1,4-pentodialdofuranoside as a D-Ribose Chiron for the Synthesis of Terpenyl Tetraols and Aminotriols.

Tetrahedron  Letters , 1995, 36 , 3153-3156.

 

39. C. Athanassopoulos, Ch. Tzavara, D. Papaioannou, G. Sindona, H.L.S. Maia

Model Studies towards the Applicability of the Readily Available (S)-N-Tritylaspartic Anhydride in the Synthesis of Amino Acids and Peptides.

Tetrahedron, 1995, 51, 2679-2688.

 

38. D. Papaioannou, C. Athanassopoulos, V. Magafa, G. Karigiannis, N. Karamanos, G. Stavropoulos, A. Napoli, G. Sindona, G.W. Aksnes, G.W. Francis, A. Aaberg

Facile Preparation of the 1-Hydroxybenzotriazolyl Ester of N-Tritylpyroglutamic Acid and its Applications to  the Synthesis of TRH, [D-His2]TRH and Analogues Incorporating cis and trans-4-Hydroxy-L-Proline

Acta Chemica Scandinavica Series B, 1995, 49, 103-114.

 

37. E. Sivvas, G. Voukelatou, D. Papaioannou, A. Aletras, E.D. Kouvelas

A Novel Photoaffinity Ligand for Kainate Sites Labels Two Polypeptides with Molecular Mass 45 and 33.5 KDa in Chick Cerebellum

Journal of Neurochemistry, 1994, 63, 1544-1550.

 

36. D. Papaioannou, M. Sivas, E. Kouvelas, G. W. Francis, D. W. Aksnes

Synthesis and NMR Studies of N-Substituted Derivatives of Kainic Acid Dimethyl Ester

Acta Chemica Scandinavica Series B, 1994, 48, 831-836.

 

35. D. Papaioannou, C. Athanassopoulos, V. Magafa, N. Karamanos, G. Stavropoulos, A. Napoli, G. Sindona, G.W. Aksnes, G.W. Francis

Redox N-Alkylation of Tosyl Protected Amino Acid and Peptide Esters

Acta Chemica Scandinavica Series B, 1994, 48, 324-333.

 

34. E. Sivvas, G. Voukelatou, E. Kouvelas, G.W. Francis, D.A. Aksnes, D. Papaioannou

Synthesis of a New Kainic Acid Based Selective Ligand as a Photoaffinity Label of non-NMDA Excitatory Amino Acid Receptors in Chicken Brain

Acta Chemica Scandinavica Series B, 1994, 48, 76-79.

 

33. N. Karamanos, E. Sivvas, D. Papaioannou

Rapid Assay for the Determination of two Photoactivatible Kainic Acid Analogs by High-Performance Liquid  Chromatography

Journal of Liquid Chromatography, 1994, 17(3), 521-532.

 

32. D.W. Aksnes, G.W. Francis, D. Papaioannou

Assignments of the 1H and 13C NMR Spectra of trans-4-Hydroxy-N-9-fluorenylmethoxy-carbonyl-L-proline Using One- and Two-Dimensional NMR Spectroscopy

Magnetic Resonance in Chemistry, 1993, 31, 876-877.

 

31. D. Stavropoulos, K. Karagiannis, D. Vynios, D. Papaioannou, D.W. Aksnes, N.A. Froystein, G.W. Francis

Solid-Phase Synthesis and Spectroscopic Studies of TRH Analogs Incorporating cis- and trans-4-Hydroxy-L-proline

Acta Chemica Scandinavica Series B, 1991, 45, 1047-1054.

 

30. G.W. Francis, D. Papaioannou, D.W. Aksnes, T. Brekke, K. Maartmann-Moe, N.Taelnes

Approaches to the Synthesis of Terpenyl Carbohydrates

Acta Chemica Scandinavica Series B, 1991, 45, 652-654.

 

29. D. Papaioannou,  G.W. Francis, K. Maartmann-Moe

Crystal Structure of Methyl (2S, 3S)-3-Triphenylmethylaminooxolan-2-ylacetate

Acta Chemica Scandinavica Series B, 1991, 45, 327-328.

 

28. D. Papaioannou, K. Barlos, G. Stavropoulos, G.W. Francis, D.W. Aksnes, K. Maartmann-Moe

Synthesis of Conformationally Restricted Chiral γ-Aminobutyric Acid (GABA) Analogs

Acta Chemica Scandinavica Series B, 1991, 45, 99-104.

 

27. D. Papaioannou, K. Barlos, G.W. Francis, T. Brekke, D.W. Aksnes, K. Maartmann-Moe

Reinvestigation of the Base Induced Ring Closure of Methylsulfonium Salts of N-Trityl-(S)-methioninehydroxamide  and Derivatives

Acta Chemica Scandinavica Series B , 1990, 44, 189-194.

 

26. G. Stavropoulos, D. Papaioannou, K. Karagiannis, M. Vlassis, V. Nastopoulos

Structure of cis-N-Triphenylmethyl-4-hydroxy-L-proline Methyl Ester

Acta Crystallographica, Section C, 1990, 1461-1464.

 

25. D. Papaioannou, G. Stavropoulos, K. Karagiannis, G.W. Francis, T. Brekke, D.W. Aksnes

Simple Synthesis of cis-4-Hydroxy-L-proline and Derivatives Suitable for Use as Intermediates in Peptide Synthesis

Acta Chemica Scandinavica Series B, 1990, 44, 243-251.

 

24. D. Papaioannou, G.W. Francis, K. Maartmann-Moe

Structure of (1R, 5S, 8R)-3,3-Dimethyl-8-methoxy-2,4,7-trioxabicyclo [3,3,0]-octan-6-one

Acta Crystallographica, Section C , 1990, 156-158.

 

23. D. Papaioannou, G.W. Francis, D.W. Aksnes, T. Brekke, K. Maartmann-Moe

Studies on the Oxidation of Methyl 2,3-O-Isopropylidene-β-D-ribofuranoside with Pyridinium Dichromate. Identification of Unexpected By-products

Acta Chemica Scandinavica Series B , 1990, 44 , 90-95.

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