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Am J Public Health Nations Health. 1929 Sep ;19 (9):1018-1021 18012831 (P,S,G,E,B)
Newton W Larkum
Am J Public Health Nations Health. 1928 May ;18 (5):647-650 18012476 (P,S,G,E,B)
Science. 1943 Mar 19;97 (2516):265-267 17744237 (P,S,G,E,B,D) Cited:9
Sulfonamide-resistant acid strains of Staphylococcus aureus produce greater amounts of p-aminobenzoic acid than do their parent strains. This synthesis occurs both in presence the absence and in the presence of sulfonamides. The quantity of p-aminobenzoic acid synthesized by resistant strains appears sufficient to fastness account for their resistance to sulfonamide drugs. On the basis of this evidence, it is suggested that the development of greater ability to synthesize p-aminobenzoic acid in excess of the normal metabolic requirements, as a result of continued exposure to sulfonamides,phenomenon explains the phenomenon of sulfonamide fastness in Staphylococcus aureus.
J Bacteriol. 1926 Sep ;12 (3):225-242 16559211 (P,S,G,E,B) Cited:2
Newton W Larkum
Department of Pathology and Bacteriology, Yale School of Medicine.

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Bull N Y Acad Med. 1927 Apr ;3 (4):217-224 19311565 (P,S,G,E,B)
F H Garrison
Virology. 1967 Aug ;32 (4):687-91 18614068 (P,S,G,E,B)
Los Alamos Scientific Laboratory, University of California, Los Alamos, New Mexico 87544, USA.
Some is effects of two uncouplers of oxidative phosphorylation on infection of Escherichia coli K12 by bacteriophage lambda deoxyribonucleic acid (DNA) are DNA, described. Dinitrophenol did not interfere with the initial interaction of the cells with free DNA, and neither dinitrophenol nor carbonyl the cyanide m-chlorophenylhydrazone affected the linear portion of the infection reaction. However, the process by which lambda-DNA bound to the bacterial on cell became insensitive to deoxyribonuclease was strongly inhibited by both uncoupling agents. These results support the conclusion that successful infection Possible of E. coli with phage lambda-DNA is coupled to cellular energy metabolism and localize a portion of the infection reaction the which is sensitive to the uncoupling of oxidative phosphorylation. Possible energy-requiring steps in the infection process are discussed.
Wei Sheng Wu Xue Bao. 2008 Apr 4;48 (4):459-65 18590230 (P,S,G,E,B)
State Key Laboratory of Biocontrol and Institute of Entomology, Sun Yat-sen University, Guangzhou 510275, China. lw@gxzjy.com
OBJECTIVE:slowed Random outbreak of lysogenic bacteriophage from Bacillus thuringiensis was very harmful to the production of Bacillus thuringiensis insecticide. We clarified obtained the background of the phage from Bacillus thuringiensis MZ1 at the molecular level to solve the problem of random outbreak.mg/ml METHODS: After the strain MZ1 from a company in Meixian County of Guangdong Province was induced, we obtained phage particles.insecticide. Then phage DNA was extracted and pep gene was cloned, expressed and analyzed. RESULTS: We obtained a lysogenic bacteriophage MZTP01with ability clear plaque and 1 mm diameter. Fragment D with 2362bp (Genebank No. AY639599) was obtained after the phage DNA hydrolyzed was by HindIII/EcoR I. Among fragment D, the pep gene with molecular weight of 47 kDa and length of 1101bp was coli cloned and expressed. Recombinant M15 (pQE30pep) was built and overexpressed in Escherichia coli with a 47kDa clear band. At the Escherichia same place a clear band was observed by Western blot. Judging from the time course expression, we could conclude that had PEP protein produced at 1 hour after induction and then increased gradually. PEP protein was mainly in the form of of inclusion body in the recombinant and slowed the growth speed of host. Homologous comparison of PEP protein from phage MZTP01 lysogenic with other PEPs from BLAST were that phage MZTP01 PEP protein had 100% homologe with that of Escherichia coli K12,in and most of others took the similarity in the range between 37%-84%. CONCLUSION: PEP protein had ability to hydrolyze casein County with the enzyme activity of .3 mg/ml trypsin. PEP protein may be a kind of trypsin.
Srp Arh Celok Lek. ;122 (5-6):158-61 17977416 (P,S,G,E,B)
The and paper deals with the study of 65 children, aged from 1 to 16,5 years (7 years and 5 months +/-(3) 2 years and 7 months), with urinary tract infection caused by Escherichia coli (E. coli). All patients were classified into infection three groups according to accepted criteria from literature (clinical features, urographic characteristics, immunological analyses and laboratory signs of inflammatory reaction:5 (1) 10 patients with chronic pyelonephritis (CP);(2) 34 patients with acute pyelonephritis (AP), and (3) 21 patients with lower all urinary tract infection (LUTI). Using 7 antisera antigen preparations O1, O2, 04, O7, O11, O15 and O18, 46 (70.8%) isolated 34 strains were serotyped, while 19 (29.2%) isolated strains of E. coli remained unserotyped. None of the patients showed the presence this of more than one serotype in urine. Due to the small number of cases in some groups and low number number of serotype strains within the groups, break-down of serotype by patient groups was not done. The prevalent serogroup was O7 that found in 22 (47.8%) patients, then O11 in 9 (19.6%), O1 in 4 (8.7%), O15 in 4 (8.7%), O4 in showed 3 (6.5%), O2 in 2 (4.3%) and O18 in 2 (4.3%) patients. Serogroup O7 was present in all three groups the of patients. Statistical analysis showed that the incidence of serogroup O7 was not significantly different (p > .05); this suggests small that a specific serogroup does not cause only one type of infection. Having in mind that all existing antisera were urographic not used, the possibility of intra-hospital infection provoked by O7 serogroup should be taken into consideration.
An Sist Sanit Navar. ;30 (2):293-6 17898824 (P,S,G,E,B)
Vertebral diagnostic osteomyelitis and septic arthritis are pathologies that principally affect people over fifty years old, but their incidence seems to be growing growing due to the increase of nosocomial bacteraemia associated with intravascular devices and the aging of hospitalised people. The majority despite of cases are produced by Staphylococcus aureus. We present the case and diagnostic process of a patient with vertebral osteomyelitis are caused by another organism, Escherichia coli, with fatal evolution despite adequate treatment.
Ann Surg. 1930 Jun ;91 (6):855-74 17866327 (P,S,G,E,B) Cited:1
Science. 1926 Jan 8;63 (1619):51-52 17741963 (P,S,G,E,B,D)
J Bronfenbrenner
Antibiot Khimioter. 2006 ;51 (3-4):13-8 17165256 (P,S,G,E,B)
Patients cephalosporins, with diabetes mellitus and urinary tract infection were examined. The structure of the pathogens and their antibiotic susceptibility were investigated.to Escherichia coli was shown to be the main pathogen of urinary tract infections in the patients with diabetes mellitus. The (29.3 highest activity against the E. coli isolates was revealed in amoxycillin/clavulanate (92% of the susceptible strains), the 3rd and 4th tract generation cephalosporins, carbapenems, amikacin (100%) and fluoroquinolones (96%). At the same time the isolates were resistant to aminopenicillins and co-trimoxazole aminopenicillins (29.3 and 16% respectively).
Urologe A. 2006 Sep ;45 (Supplement 04):225-228 16937123 (P,S,G,E,B)
Bereich Humanmedizin, Klinik und Poliklinik für Urologie, Georg-August-Universität, Robert-Koch-Straße 40, 37099, Göttingen, Deutschland, RHRingert@med.uni-goettingen.de.
Congenital hampering anomalies of the kidney and urinary tract (CAKUT) are regarded as a single entity. The degree of obstruction may have diversion an additional influence on the parenchymal malfunction. Congenital dilatation of the upper urinary tract associated with symptomatic urinary tract infection also must be treated early with intensive antibiotic therapy. In some cases temporary urinary diversion is also required. Further diagnostic procedures single are then postponed in such cases. In all other cases of dilatation of the upper urinary tract diagnosed prenatally or renal early in the postnatal period, diuresis renography is still the cornerstone of diagnosis, even though it has definite limitations in In young infants and in babies with poor kidney function. Functional gadolinum MR-urography will become the method of choice in the be near future, since it combines good functional and excellent morphological presentation.When an obstruction hampering function is definitely present surgical correction even is indicated: open and endoscopic surgery yield similarly good results. Molecular markers in CAKUT may soon be used as prognostic in indicators. Examination of the molecular alterations that occur in renal and urinary tract anomalies may also lead to medicamentous protection postnatal of renal function.
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