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A global snapshot on the prevalent macrolide-resistant emm types of Group A Streptococcus worldwide, their phenotypes and their resistance marker genotypes during the last two decades: A systematic review.
Rafei R, Al Iaali R, Osman M, Dabboussi F, Hamze M. Rafei R, et al. Infect Genet Evol. 2022 Apr;99:105258. doi: 10.1016/j.meegid.2022.105258. Epub 2022 Feb 24. Infect Genet Evol. 2022. PMID: 35219865 Free article. Review.
Although macrolide resistance in GAS is highly variable in different countries, its within-GAS distribution seems not to be random. emm pattern E, 13 major emm types (emm12, 4, 28, 77, 75, 11, 22, 92, 58, 60, 94, 63, 114) and 4 emm clusters (A-C4, E1, E6, and E2) were sign …
Although macrolide resistance in GAS is highly variable in different countries, its within-GAS distribution seems not to be random. emm patt …
Comparative analysis of immunological biomarkers in COVID-19 and bacterial pneumonia.
Abakar MAA, Hamad DHA, Faisal E, Omer HMF, Faki MTM, Idris AEM, Omer R, Osman Z, Elhassan EAG, Abrahim-Holie MA, Hakami MA, Alghamdi A, Alfahed A, Aloraini GS, Alharthi NS, Waggiallah HA. Abakar MAA, et al. J Med Life. 2023 Dec;16(12):1844-1851. doi: 10.25122/jml-2023-0273. J Med Life. 2023. PMID: 38585537 Free PMC article.
Serum levels of C-reactive protein (CRP), complement components C3 and C4, and cytokines IL-8, IL-10, IL-12, TNF-alpha, and IFN-gamma were measured using standard reagent kits. Serum level of CRP was significantly elevated in both bacterial pneumonia and COVID-19 but signi …
Serum levels of C-reactive protein (CRP), complement components C3 and C4, and cytokines IL-8, IL-10, IL-12, TNF-alpha, and IFN-gamma …
Sofosbuvir-daclatasvir improves hepatitis C virus-induced mixed cryoglobulinemia: Upper Egypt experience.
Hassan AM, Osman HA, Mahmoud HS, Hassan MH, Hashim AA, Ameen HH. Hassan AM, et al. Infect Drug Resist. 2018 Jun 27;11:895-901. doi: 10.2147/IDR.S167093. eCollection 2018. Infect Drug Resist. 2018. PMID: 29983581 Free PMC article.
The serum cryoglobulins levels, complement 3 (C3), complement 4 (C4) (using ELISA assay kits) and rheumatoid factor (RF) (using immunoturbidimetric assay kit), were measured in the included HCV infected patients (to confirm HCV-MC diagnosis), in addition to quantitave HCV- …
The serum cryoglobulins levels, complement 3 (C3), complement 4 (C4) (using ELISA assay kits) and rheumatoid factor (RF) (using immun …
Montelukast as an add-on treatment in steroid dependant nephrotic syndrome, randomised-controlled trial.
Zedan MM, El-Refaey A, Zaghloul H, Abdelrahim ME, Osman A, Zedan MM, Eltantawy N. Zedan MM, et al. J Nephrol. 2016 Aug;29(4):585-92. doi: 10.1007/s40620-016-0297-2. Epub 2016 Mar 31. J Nephrol. 2016. PMID: 27032639 Clinical Trial.
Urine protein/creatinine ratio, serum albumin, creatinine, cholesterol, and plasma LTs (LTB4/C4/D4/E4) were evaluated in all patients before and after treatment. ...
Urine protein/creatinine ratio, serum albumin, creatinine, cholesterol, and plasma LTs (LTB4/C4/D4/E4) were evaluated in all patients …
Structural requirements for the antiproliferative activity of pre-mRNA splicing inhibitor FR901464.
Osman S, Albert BJ, Wang Y, Li M, Czaicki NL, Koide K. Osman S, et al. Chemistry. 2011 Jan 17;17(3):895-904. doi: 10.1002/chem.201002402. Epub 2010 Nov 19. Chemistry. 2011. PMID: 21226105 Free PMC article.
Herein, we report detailed structure-activity relationships of FR901464 that revealed the significance of the epoxide, carbon atoms in the tetrahydropyran ring, the Z geometry of the side chain, the 1,3-diene moiety, the C4-hydroxy group, and the C2''-carbonyl group. Impor …
Herein, we report detailed structure-activity relationships of FR901464 that revealed the significance of the epoxide, carbon atoms in the t …
Experimental and theoretical investigation of the pyrolysis products of iminodiacetonitrile, (N≡CCH2)2NH.
Osman OI. Osman OI. J Phys Chem A. 2014 Nov 20;118(46):10934-43. doi: 10.1021/jp507397x. Epub 2014 Nov 10. J Phys Chem A. 2014. PMID: 25384033
In addition it relates its provenance of preference to the remote nN6 sigma*C4-N5 interaction that stabilized it by 1.10 kcal/mol. A thorough theoretical investigation of the tautomerization reaction between ketenimine and acetonitrile will be published in a separate contr …
In addition it relates its provenance of preference to the remote nN6 sigma*C4-N5 interaction that stabilized it by 1.10 kcal/mol. A …
17 results