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040 _cddc
041 _aEnglish
100 _qJenipher G. Mwakyabala
245 _aCharacterisation of genes encoding for extended spectrum β-lactamase in Gram-negative bacteria causing healthcare-associated infections in Mwanza, Tanzania
260 _aMwanza, Tanzania :
_bCatholic University of Health and Allied Sciences [CUHAS-Bugando] :
_c2023
300 _aIncludes References
490 _vAfrican Journal of Laboratory MedicineVol. 12, No. 1
520 _aAbstract : Healthcare-associated infections (HCAIs) caused by extended spectrum β-lactamase-producing Gram-negative bacteria (ESBL-GNB) increase morbidity and mortality. This cross-sectional study characterised ESBL genes (blaCTX-M, blaTEM and blaSHV) among 30 ceftriaxone-resistant GNB causing HCAIs between January 2022 and July 2022 by multiplex polymerase chain reaction assay at the zonal referral hospital in Mwanza, Tanzania. Twenty-five (83.3%) had at least one ESBL gene, of which 23/25 (92.0%) carried the blaCTX-M gene. Seventy-two percent (18/25) of the GNB-ESBL isolates carried more than one ESBL gene, of which the majority (88.8%; n = 16/25) carried the blaCTX-M and blaTEM genes. Extended spectrum β-lactamase genes, particularly blaCTX-M, are common among ceftriaxone-resistant GNB causing HCAIs. What This Study Adds :This study revealed the distribution of genes (blaCTX-M, blaTEM and blaSHV) coding for ESBL production among ceftriaxone resistant GNB causing HCAIs However, all ESBL producing GNB were susceptible towards ceftriaxone-sulbactam indicating that ceftriaxone-sulbactam may be empirically prescribed for treating patients with HCAIs.
600 _xbeta lactamases
600 _xextended spectrum beta-lactamase
600 _xGram-negative bacteria
600 _xhealthcare-associated infections
600 _xmultiplex PCR assay
700 _qConjester I. Mtemisika
700 _q Stacy Mshana
700 _qAdam A. Mwakyoma
700 _q Vitus Silago
856 _uhttps://hdl.handle.net/10520/ejc-ajlab_v12_n1_a2107
_yhttps://hdl.handle.net/10520/ejc-ajlab_v12_n1_a2107
942 _2ddc
_cVM
_n0
999 _c28013
_d28013