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Projects / Programmes source: ARIS

Peptide ligands as novel biopharmaceutics by using phage display technology

Research activity

Code Science Field Subfield
4.06.00  Biotechnical sciences  Biotechnology   

Code Science Field
T490  Technological sciences  Biotechnology 
B740  Biomedical sciences  Pharmacological sciences, pharmacognosy, pharmacy, toxicology 
Keywords
phage disoplay library, ligand, enzyme, inhibitor
Evaluation (rules)
source: COBISS
Researchers (2)
no. Code Name and surname Research area Role Period No. of publicationsNo. of publications
1.  19785  PhD Bojan Doljak  Pharmacy  Researcher  2004 - 2006  257 
2.  07849  PhD Borut Štrukelj  Biochemistry and molecular biology  Head  2004 - 2006  1,125 
Organisations (1)
no. Code Research organisation City Registration number No. of publicationsNo. of publications
1.  0787  University of Ljubljana, Faculty of Pharmacy  Ljubljana  1626973  17,172 
Abstract
Phage display libraries are collections (mixtures) of large number of bacteriophage clones acquired by molecular biological techniques. The bacteriophages express an peptide exposed on coat protein. Every clone expresses one type of peptide with exactly defined amino acid sequence. Due to the exposed peptide the phages which belong to different clones, bind on target molecule with differently strength. Their affinity to target molecule depends on affinity of peptide they express.The property is used for selection of clones, with high affinity. Phage display libraries are therefore effective for selection of peptide ligands, which form strong interactions with target molecules. Strong interaction are formed by e.g. antibodies and proteins from group of avidins. In the framework of this project will explore of possibility for use phage display libraries for selection of ligands, which form weaker interaction with target molecules. Such interactions are expected in the enzyme-inhibitor complex. A possibility to use capillary electrophoresis in selection of phage clones will be explored.
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