Ha K - Search Results

1

A benzotriazole-mediated route to protected marine-derived hetero-2,5-diketopiperazines containing proline.

Nsengiyumva O, Hamedzadeh S, McDaniel J, Macho J, Simpson G, Panda SS, Ha K, Lebedyeva I, Faidallah HM, Al-Mohammadi MM, Hall CD, Katritzky AR. Nsengiyumva O, et al. Among authors: ha k. Org Biomol Chem. 2015 Apr 21;13(15):4399-403. doi: 10.1039/c5ob00023h. Org Biomol Chem. 2015. PMID: 25762208

2

A convenient synthesis of difficult medium-sized cyclic peptides by Staudinger mediated ring-closure.

Ha K, Monbaliu JC, Williams BC, Pillai GG, Ocampo CE, Zeller M, Stevens CV, Katritzky AR. Ha K, et al. Org Biomol Chem. 2012 Oct 28;10(40):8055-8. doi: 10.1039/c2ob25996f. Org Biomol Chem. 2012. PMID: 22976481

3

Conformationally assisted lactamizations for the synthesis of symmetrical and unsymmetrical bis-2,5-diketopiperazines.

Ha K, Lebedyeva I, Li Z, Martin K, Williams B, Faby E, Nasajpour A, Pillai GG, Al-Youbi AO, Katritzky AR. Ha K, et al. J Org Chem. 2013 Sep 6;78(17):8510-23. doi: 10.1021/jo401235k. Epub 2013 Aug 26. J Org Chem. 2013. PMID: 23895184

4

Tandem deprotection-dimerization-macrocyclization route to C(2) symmetric cyclo-tetrapeptides.

Ha K, Lebedyeva I, Hamedzadeh S, Li Z, Quiñones R, Pillai GG, Williams B, Nasajpour A, Martin K, Asiri AM, Katritzky AR. Ha K, et al. Chemistry. 2014 Apr 22;20(17):4874-9. doi: 10.1002/chem.201304262. Epub 2014 Apr 2. Chemistry. 2014. PMID: 24700372

5

Microwave-assisted chemical ligation of S-acyl peptides containing non-terminal cysteine residues.

Hansen FK, Ha K, Todadze E, Lillicotch A, Frey A, Katritzky AR. Hansen FK, et al. Among authors: ha k. Org Biomol Chem. 2011 Oct 21;9(20):7162-7. doi: 10.1039/c1ob05740e. Epub 2011 Aug 30. Org Biomol Chem. 2011. PMID: 21879126

6

Long-range intramolecular S → N acyl migration: a study of the formation of native peptide analogues via 13-, 15-, and 16-membered cyclic transition states.

Ha K, Chahar M, Monbaliu JC, Todadze E, Hansen FK, Oliferenko AA, Ocampo CE, Leino D, Lillicotch A, Stevens CV, Katritzky AR. Ha K, et al. J Org Chem. 2012 Mar 16;77(6):2637-48. doi: 10.1021/jo2023125. Epub 2012 Feb 28. J Org Chem. 2012. PMID: 22283871

7

S- to N-Acyl transfer in S-acylcysteine isopeptides via 9-, 10-, 12-, and 13-membered cyclic transition states.

Bol'shakov O, Kovacs J, Chahar M, Ha K, Khelashvili L, Katritzky AR. Bol'shakov O, et al. Among authors: ha k. J Pept Sci. 2012 Nov;18(11):704-9. doi: 10.1002/psc.2438. Epub 2012 Oct 12. J Pept Sci. 2012. PMID: 23065784

8

Association of Mucin-Degrading Gut Microbiota and Dietary Patterns with Colonic Transit Time in Constipation: A Secondary Analysis of a Randomized Clinical Trial.

Wu X, Yang HJ, Ryu MS, Jung SJ, Ha K, Jeong DY, Park S. Wu X, et al. Among authors: ha k. Nutrients. 2024 Dec 31;17(1):138. doi: 10.3390/nu17010138. Nutrients. 2024. PMID: 39796573 Free PMC article. Clinical Trial.

9

Mobile health applications for older people in Asia: protocol for a systematic review of end-user perceptions and recommendations.

Leung W, Lam SC, Sum KWR, Yang Y, Chan CL, Chow JNL, Wong Y, Cheung J, Shum E, Yip AWK, Wan WWY, Luk K, Ha KN, Suen LKP. Leung W, et al. Among authors: ha kn. BMJ Open. 2025 Jan 9;15(1):e092089. doi: 10.1136/bmjopen-2024-092089. BMJ Open. 2025. PMID: 39788767 Free article.

10

Thoracic vertebral body erosion due to a perianeurysmal outpouching lesion after thoracic endovascular aortic repair: a case report and literature review.

Kim HJ, Ahn J, Ha KY, Chang DG. Kim HJ, et al. Among authors: ha ky. BMC Musculoskelet Disord. 2025 Jan 7;26(1):25. doi: 10.1186/s12891-024-08265-5. BMC Musculoskelet Disord. 2025. PMID: 39773210 Free PMC article. Review.

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