Amino acid derivatives, part 3: New peptide and glycopeptide derivatives conjugated naphthalene. Synthesis, antitumor, anti-HIV, and BVDV evaluation

2005 ◽  
Vol 16 (7) ◽  
pp. 576-586 ◽  
Author(s):  
Najim A. Al-Masoudi ◽  
Iman A. Al-Masoudi ◽  
Ibrahim A. I. Ali ◽  
Bahjat Saeed ◽  
Palo La Colla
1996 ◽  
Vol 7 (4) ◽  
pp. 184-188 ◽  
Author(s):  
C. McGuigan ◽  
A. Salgado ◽  
C. Yarnold ◽  
T.Y. Harries ◽  
E. De Clercq ◽  
...  

Novel phosphoramidate derivatives of the anti-HIV nucleoside analogue d4T were designed to act as labile membrane-soluble prodrugs of the bio-active free nucleotide d4TMP. We herein reveal the very marked dependence of the antiviral activity of these phosphoramidates upon the stereochemistry of the amino acid attached to the phosphate centre; with a strong preference for the L-stereochemistry. These phosphate triesters were shown to liberate amino acid derivatives of the nucleotide intracellularly. These novel analogues, typified by alaninyl d4T monophosphate, may act as intracellular sources of the free nucleotides. The alaninyl d4T adducts themselves exert an antiviral effect when administered extracellularly, but again with clear distinctions between the L- and D-series. This evidence indicates that extracellularly administered blocked triesters derived from L-amino acids can generate d4TMP intracellularly, by a new pathway which is highly dependent on the amino acid stereochemistry.


ARKIVOC ◽  
2010 ◽  
Vol 2010 (9) ◽  
pp. 185-195 ◽  
Author(s):  
Najim A. Al-Masoudi ◽  
Nahed Al-Haidery ◽  
Naeem T. Faili ◽  
C. Pannecouque

2010 ◽  
Vol 343 (7) ◽  
pp. 397-403 ◽  
Author(s):  
Nawar S. Hamad ◽  
Nahed H. Al-Haidery ◽  
Iman A. Al-Masoudi ◽  
Mey Sabri ◽  
Luma Sabri ◽  
...  

2002 ◽  
Vol 25 (9) ◽  
pp. 1345-1365 ◽  
Author(s):  
Guillermo N. Moroni ◽  
Mario A. Quevedo ◽  
Soledad Ravetti ◽  
Margarita C. Briñón

ARKIVOC ◽  
2010 ◽  
Vol 2010 (11) ◽  
pp. 242-253
Author(s):  
Najim A. Al-Masoudi ◽  
Nawar S. Hamad ◽  
Shahid Hameed ◽  
Christophe Pannecouque

ChemInform ◽  
2010 ◽  
Vol 41 (47) ◽  
pp. no-no
Author(s):  
Nawar S. Hamad ◽  
Nahed H. Al-Haidery ◽  
Iman A. Al-Maosudi ◽  
Mey Sabri ◽  
Luma Sabri ◽  
...  

2014 ◽  
Vol 14 (7) ◽  
pp. 984-993 ◽  
Author(s):  
Gabriela Luna-Palencia ◽  
Federico Martinez-Ramos ◽  
Ismael Vasquez-Moctezuma ◽  
Manuel Fragoso-Vazquez ◽  
Jessica Mendieta-Wejebe ◽  
...  

2019 ◽  
Vol 34 (1) ◽  
pp. 1247-1258 ◽  
Author(s):  
Asmaa F. Kassem ◽  
Gaber O. Moustafa ◽  
Eman S. Nossier ◽  
Hemat S. Khalaf ◽  
Marwa M. Mounier ◽  
...  

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