![]() |
|||||||||||||||
![]() |
Cerca | Lliura | Ajuda | Servei de Biblioteques | Sobre el DDD | Català English Español |
Pàgina inicial > Articles > Articles publicats > CARB-ES-19 Multicenter Study of Carbapenemase-Producing Klebsiella pneumoniae and Escherichia coli From All Spanish Provinces Reveals Interregional Spread of High-Risk Clones Such as ST307/OXA-48 and ST512/KPC-3 |
Data: | 2022 |
Resum: | Objectives: CARB-ES-19 is a comprehensive, multicenter, nationwide study integrating whole-genome sequencing (WGS) in the surveillance of carbapenemase-producing K. pneumoniae (CP-Kpn) and E. coli (CP-Eco) to determine their incidence, geographical distribution, phylogeny, and resistance mechanisms in Spain. Methods: In total, 71 hospitals, representing all 50 Spanish provinces, collected the first 10 isolates per hospital (February to May 2019); CPE isolates were first identified according to EUCAST (meropenem MIC > 0. 12 mg/L with immunochromatography, colorimetric tests, carbapenem inactivation, or carbapenem hydrolysis with MALDI-TOF). Prevalence and incidence were calculated according to population denominators. Antibiotic susceptibility testing was performed using the microdilution method (EUCAST). All 403 isolates collected were sequenced for high-resolution single-nucleotide polymorphism (SNP) typing, core genome multilocus sequence typing (cgMLST), and resistome analysis. Results: In total, 377 (93. 5%) CP-Kpn and 26 (6. 5%) CP-Eco isolates were collected from 62 (87. 3%) hospitals in 46 (92%) provinces. CP-Kpn was more prevalent in the blood (5. 8%, 50/853) than in the urine (1. 4%, 201/14,464). The cumulative incidence for both CP-Kpn and CP-Eco was 0. 05 per 100 admitted patients. The main carbapenemase genes identified in CP-Kpn were bla (263/377), bla (62/377), bla (28/377), and bla (12/377). All isolates were susceptible to at least two antibiotics. Interregional dissemination of eight high-risk CP-Kpn clones was detected, mainly ST307/OXA-48 (16. 4%), ST11/OXA-48 (16. 4%), and ST512-ST258/KPC (13. 8%). ST512/KPC and ST15/OXA-48 were the most frequent bacteremia-causative clones. The average number of acquired resistance genes was higher in CP-Kpn (7. 9) than in CP-Eco (5. 5). Conclusion: This study serves as a first step toward WGS integration in the surveillance of carbapenemase-producing Enterobacterales in Spain. We detected important epidemiological changes, including increased CP-Kpn and CP-Eco prevalence and incidence compared to previous studies, wide interregional dissemination, and increased dissemination of high-risk clones, such as ST307/OXA-48 and ST512/KPC-3. |
Ajuts: | Instituto de Salud Carlos III PI18CIII/00030 Instituto de Salud Carlos III PI21CIII/00039 Instituto de Salud Carlos III RD16CIII/0004/0002 Instituto de Salud Carlos III RD16/0016/0001 Instituto de Salud Carlos III RD16/0016/0003 Instituto de Salud Carlos III RD16/0016/0004 Instituto de Salud Carlos III RD16/0016/0006 Instituto de Salud Carlos III RD16/0016/0007 Instituto de Salud Carlos III RD16/0016/0008 Instituto de Salud Carlos III RD16/0016/0010 Instituto de Salud Carlos III RD16/0016/0011 Instituto de Salud Carlos III CB21/13/00095 Instituto de Salud Carlos III CB21/13/00012 Instituto de Salud Carlos III CB21/13/00049 Instituto de Salud Carlos III CB21/13/00054 Instituto de Salud Carlos III CB21/13/00055 Instituto de Salud Carlos III CB21/13/00068 Instituto de Salud Carlos III CB21/13/00081 Instituto de Salud Carlos III CB21/13/00084 Instituto de Salud Carlos III CB21/13/00099 |
Nota: | Altres ajuts: Subdirección General de Redes y Centros de Investigación Cooperativa; Ministerio de Economía y Competitividad; Spanish Network for Research in Infectious Diseases; European Development Regional Fund "A way to achieve Europe" (FEDER, Operative Program Intelligent Growth 2014-2020); CIBER - Consorcio Centro de Investigación Biomédica en Red; Ministerio de Ciencia e Innovación; Unión Europea (NextGenerationEU). |
Drets: | Aquest document està subjecte a una llicència d'ús Creative Commons. Es permet la reproducció total o parcial, la distribució, la comunicació pública de l'obra i la creació d'obres derivades, fins i tot amb finalitats comercials, sempre i quan es reconegui l'autoria de l'obra original. |
Llengua: | Anglès |
Document: | Article ; recerca ; Versió publicada |
Matèria: | CARB-ES-19 study ; Carbapenemases ; Whole genome sequencing ; Klebsiella pneumoniae ; High-risk clones |
Publicat a: | Frontiers in microbiology, Vol. 13 (june 2022) , p. 918362, ISSN 1664-302X |
13 p, 3.7 MB |