TY - BOOK AU - Marwa Aref Mahmoud AU - Mona Abdelaziz Wassef , AU - Rasha Hamed Elsherif , AU - Sahar Mohammed Khairat , TI - A simple disc diffusion method for detecting AmpC and extended-spectrum Ý-lactamases in clinical isolates of enterobacteriaceae / PY - 2012/// CY - Cairo : PB - Marwa Aref Mahmoud , KW - AmpC Ý-lactamases KW - Enterobacteriaceae KW - ESBL N1 - Thesis (M.Sc.) - Cairo University - Faculty of Medicine - Department of Clinical and Chemical Pathology; Issued also as CD N2 - We thought to determine whether extended spectrum Ý-lactamases (ESBLs) and AmpC Ý-lactamases (derepressed and inducible), alone or in combination, could be detected in clinical isolates of the enterobacteriaceae using a simple, overnight disc diffusion test. 178 of 400 enterobacterial isolates were included according to selection criteria: resistance to third generation cephalosporins CPD and CTX and to cephamycins FOX ER -