| antibiotic resistance trends in enteropathogenic bacteria isolated in 1985-1987 and 1995-1998 in barcelona. | trends in resistance to antimicrobial agents used for therapy have been evaluated with 3,797 enteropathogenic bacteria, campylobacter, salmonella, shigella, and yersinia, between 1985-1987 and 1995-1998. the greater increase in the rate of resistance was observed in campylobacter jejuni for quinolones (from 1 to 82%) and tetracycline (from 23 to 72%) and in gastroenteric salmonellae for ampicillin (from 8 to 44%), chloramphenicol (from 1.7 to 26%), and trimethoprim-sulfamethoxazole and nalidixic ... | 2000 | 10770742 |
| microbiological quality of fresh, minimally-processed fruit and vegetables, and sprouts from retail establishments. | a survey of fresh and minimally-processed fruit and vegetables, and sprouts was conducted in several retail establishments in the lleida area (catalonia, spain) during 2005-2006 to determine whether microbial contamination, and in particular potentially pathogenic bacteria, was present under these commodities. a total of 300 samples--including 21 ready-to-eat fruits, 28 whole fresh vegetables, 15 sprout samples and 237 ready-to-eat salads containing from one to six vegetables--were purchased fro ... | 2008 | 18237811 |