| Biphalin analogs containing β3-Homo-amino acids at the 4, 4′ positions: Synthesis and opioid activity profiles O Frączak, A Lasota, P Kosson, A Leśniak, A Muchowska, AW Lipkowski, ... Peptides 66, 13-18, 2015 | 10 | 2015 |
| Synthesis, binding affinities and metabolic stability of dimeric dermorphin analogs modified with β3‐homo‐amino acids O Frączak, A Lasota, D Tymecka, P Kosson, A Muchowska, A Misicka, ... Journal of Peptide Science 22 (4), 222-227, 2016 | 9 | 2016 |
| Synthesis, Biological Activity, and NMR‐Based Structural Studies of Deltorphin I Analogs Modified in Message Domain with a New α,α‐Disubstituted Glycines A Lasota, O Frączak, A Muchowska, M Nowakowski, M Maciejczyk, ... Chemical Biology & Drug Design 87 (6), 824-832, 2016 | 7 | 2016 |
| Raman spectroscopy and gas chromatography with flame ionization detection as analysis tools in stability tests of selected synthetic psychoactive substances: 5-IT, MT-45 and 4-CMC O Frączak, K Kądzioła-Długołęcka, I Kijewska, R Wilczek, ... Vibrational Spectroscopy 111, 103176, 2020 | 6 | 2020 |
| The Biological Consequences of Replacing d‐Ala in Biphalin with Amphiphilic α‐Alkylserines O Frączak, A Lasota, A Leśniak, AW Lipkowski, A Olma Chemical Biology & Drug Design 84 (2), 199-205, 2014 | 4 | 2014 |
| Analogues of deltorphin I containing conformationally restricted amino acids in position 2: structure and opioid activity A Lasota, O Frączak, A Leśniak, A Muchowska, AW Lipkowski, ... Journal of Peptide Science 21 (2), 120-125, 2015 | 3 | 2015 |
| The paths of syntheses, chemical characteristics and stability tests for selected synthetic cannabinoids: 5F-PB-22, NM-2201, UR-144, and AB-CHMINACA K Kądzioła-Długołęcka, O Frączak, B Tkacz-Szczęsna, I Kijewska, ... Australian Journal of Forensic Sciences 53 (2), 154-165, 2021 | 2 | 2021 |
| The impact of β‐azido (or 1‐piperidinyl) methylamino acids in position 2 or 3 on biological activity and conformation of dermorphin analogues M Maciejczyk, A Lasota, O Frączak, P Kosson, A Misicka, M Nowakowski, ... Journal of Peptide Science 22 (8), 545-551, 2016 | 1 | 2016 |
| Dimeric dermorphin analogues containing β3-homo-amino acids: synthesis, binding affinities and metabolic stability O Frączak, A Lasota, A Muchowska, P Kosson, D Tymecka, A Misicka, ... Proceedings of the 24th American Peptide Symposium, 77-79, 2015 | 1 | 2015 |
| Metoda O-acyloizopeptydowa w syntezie peptydow O Frączak, A Olma Wiadomości chemiczne, 2014 | 1 | 2014 |
| Zastosowanie detektora wyładowań koronowych (CAD) w analizach chemicznych I Kijewska, O Frączak, R Wilczek Laboratorium - Przegląd Ogólnopolski, 20-25, 2018 | | 2018 |
| Synteza i właściwości biologiczne" biwalentnych" ligandów receptorów opioidowych O Frączak | | 2016 |
| SYNTHESIS AND BIOLOGICAL ACTIVITY OF DELTORPHIN I AND DERMORPHIN ANALOGUES MODIFIED IN MESSAGE DOMAIN WITH NEW alpha, alpha-DISUBSTITUTED AMINO ACIDS A Lasota, O Fraczak, A Olma, A Muchowska, A Lipkowski JOURNAL OF PEPTIDE SCIENCE 20, S171-S171, 2014 | | 2014 |
| SYNTHESIS AND OPIOID ACTIVITY OF NEW FENTANYL-ENKEPHALIN CONJUGATES CONTAINING alpha-ALKYLSERINES O Fraczak, A Lasota, A Olma, A Muchowska, A Lipkowski JOURNAL OF PEPTIDE SCIENCE 20, S171-S172, 2014 | | 2014 |
| Biwalentne ligandy receptorów opioidowych O Frączak, A Olma Wiadomości Chemiczne 68 (3-4), 233-255, 2014 | | 2014 |
| Structure-Activity Relationships of Constrained Dermorphin Analogues Containing an α-Alkyl-β-Substituted Alanines A Lasota, O Frączak, A Muchowska, A Misicka, M Nowakowski, ... | | |
