PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 22985884-4 2012 Our study provides evidence that the seesaw effect applies to other beta-lactams and carbapenems of clinical use, including nafcillin (NAF), cefotaxime (CTX), amoxicillin-clavulanic (AMC), and imipenem (IMP), in heterogeneous DAP(r) MRSA strains but not in MRSA strains expressing homogeneous beta-lactam resistance. beta-Lactams 68-80 death associated protein Homo sapiens 226-229 22985884-4 2012 Our study provides evidence that the seesaw effect applies to other beta-lactams and carbapenems of clinical use, including nafcillin (NAF), cefotaxime (CTX), amoxicillin-clavulanic (AMC), and imipenem (IMP), in heterogeneous DAP(r) MRSA strains but not in MRSA strains expressing homogeneous beta-lactam resistance. beta-Lactams 68-79 death associated protein Homo sapiens 226-229 22985884-7 2012 In these models, DAP and a beta-lactam proved to be highly synergistic against both heterogeneous and homogeneous clinical DAP(r) MRSA strains. beta-Lactams 27-38 death associated protein Homo sapiens 123-126 22985884-8 2012 Mechanistically, beta-lactams induced a reduction in the cell net positive surface charge, reverting the increased repulsion provoked by DAP alone, an effect that may favor the binding of DAP to the cell surface. beta-Lactams 17-29 death associated protein Homo sapiens 137-140 22985884-8 2012 Mechanistically, beta-lactams induced a reduction in the cell net positive surface charge, reverting the increased repulsion provoked by DAP alone, an effect that may favor the binding of DAP to the cell surface. beta-Lactams 17-29 death associated protein Homo sapiens 188-191 22985884-10 2012 Importantly, the combination of DAP and a beta-lactam prevented the selection of DAP(r) variants. beta-Lactams 42-53 death associated protein Homo sapiens 81-84