PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 2253734-6 1990 beta-lactamase was also produced by about 80% of glucose-non-fermenting gram-negative bacteria and Aeromonas hydrophila strains, by all of the isolates of Branhamella catarrhalis manifesting ampicillin resistance (i.e. more than half the total number of isolates), and by about two thirds of the ampicillin-resistant Haemophilus strains (which accounted for 20-25% of all Haemophilus isolates examined). Ampicillin 191-201 beta-lactamase Neisseria gonorrhoeae 0-14 2253734-6 1990 beta-lactamase was also produced by about 80% of glucose-non-fermenting gram-negative bacteria and Aeromonas hydrophila strains, by all of the isolates of Branhamella catarrhalis manifesting ampicillin resistance (i.e. more than half the total number of isolates), and by about two thirds of the ampicillin-resistant Haemophilus strains (which accounted for 20-25% of all Haemophilus isolates examined). Ampicillin 296-306 beta-lactamase Neisseria gonorrhoeae 0-14