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a study of enteropathogenic organisms isolated in the public health laboratory, lusaka.a total of 328 specimens of stools were examined in the public health laboratory during january and february 1973. enteropathogens were isolated from 117 of these specimens. besides these, 12 strains of salmonellae were isolated from blood and 8 from urine. an occasional salmonella was isolated from the pleural fluid (s. paratyphi a) pus from the knee (s. enteritidis) and from the c.s.f. of an infant (s. paratyphi c.). salmonella typhi and salmonella paratyphi a are the predominant salmonella sp ...1977328771
isolation of salmonella paratyphi b and salmonella typhimurium from guineapigs. 1979376438
effect of enteric micro-organisms on intestinal sugar and fatty acid absorption.the effect of micro-organisms contaminating the upper intestinal contents of malnourished children on intestinal absorption of 3-0 methyl-alpha-d-glucopyranose (3-m.g.) and oleic acid was studied in rats in vivo. oleci acid absorption was unaffected by non-pathogenic e. coli but decreased by e. coli 0111, salmonella paratyphi b., shigella sonnei and candida sp. this effect was probably explained by intestinal secretion diluting the test solution leading to a decreased diffusion gradient for solu ...1977603464
effect of microorganisms isolated from the upper gut of malnourished children on intestinal sugar absorption in vivo.the effect of microorganisms isolated from the upper gastrointestinal tract of malnourished children on intestinal sugar absorption was studied in rats in vivo. pure cultures of organisms were grown overnight in a nutrient broth and the resultant supernatant fluid which contained microorganisms in similar numbers to those found in the patients was used as the basic solution for jejunal perfusions which were done in anesthetized adult wistar rats. the substrate used was arbutin (p-hydroxphenyl-be ...19751096588
paratyphoid fever presenting with renal failure and nephrotic syndrome.a previously healthy 39-year-old woman had a short, febrile illness that culminated in severe, acute renal failure in association with features of the nephrotic syndrome. salmonella paratyphi b was isolated from her blood and stool. treatment with chloramphenicol, dialysis, heparin and steroids was followed by gradual but complete recovery. paratyphoid is usually more benign than typhoid fever, but is not without danger and may be complicated by potentially fatal renal disease.19892517555
[obtaining additional agglutinins by mixing culture media of lymphoid tissues taken from animals immunized with salmonella paratyphi b].culture media of splenic explants from chicken immunized with salmonella paratyphi b have antiflagellar agglutinin titers which vary with time. when the culture media coming from distinct cultures in the same series are mixed on the same day of the culture, the agglutinin titer sometimes rises and becomes greater than the highest individual titer.1975815049
graft-induced polyclonal activation of b cells. ii. humoral response of renal allograft recipients (rar).ig production by peripheral blood lymphocytes of renal allograft recipients was studied. it was demonstrated that lymphocytes of patients with acute graft rejection produce elevated numbers of pfc in culture in response to pwm (a t-cell dependent stimulus) and salmonella paratyphi b (a t-cell independent stimulus) as well as spontaneously. pfc responses were significantly higher in patients with acute rejection than in a group of patients with stable graft function. the b cells of the recipients ...19873334005
cefazolin in the treatment of acute enteric fever.cefazolin was used in the treatment of nine patients with acute enteric fever proven by positive blood cultures. in seven patients the causative organism was salmonella typhi and in two it was salmonella paratyphi b. minimal inhibitory and minimal bactericidal concentrations of cefazolin against the nine isolates ranged between 1.95 and 3.90 mug/ml. cefazolin was administered either intramuscularly or intravenously in a daily dose of 3 to 6 g for 11 to 16 days. the mean peak serum antibiotic con ...1976791088
observations on morphological, cultural and biochemical changes concomitant with chloramphenicol resistance in salmonella paratyphi b.it is possible to induce chloramphenicol-resistance in salmonella paratyphi b in vitro and to isolate mutants with different levels of resistance by different techniques. the resistance is invariably accompanied by definite changes in the morphological, cultural and biochemical properties. the degree of resistance and the conditions of isolation seem to influence the biological properties of the mutants. the higher the level of resistance, the greater will be the diversion from the normal.1978735559
[salmonella infection in children. epidemiological and clinical considerations (author's transl)].an analysis of data on salmonella infection treated at the children's hospital "la fe", in valencia, from 1974--75 is presentd. a patient population of 211 selected cases were divided into two groups: gastroenteritis (gec), 155 cases, and typhoid-paratyphoid fever (t-p f), 56 cases. hospitalization was required in 79% of the cases. the following parameter were studied: locality and district of origin with respect to residence, conditions of hygiene, size of family: age, sex, seasonal incidence, ...1978697210
[study of the structure and function of endotoxins with the aid of enzymes. 2. modification of salmonella paratyphi b endotoxin with lysozyme and lipase].endotoxin preparations from the s. paratyphi b cultures, isolated by various methods, were treated with lysozyme (splitting of beta-1,4-glycoside links of lipid a) and lipase of the pancreas (splitting of complex ester links of glycerophosphatides). lysozyme and, to a lesser extent, lipase, were capable of partial depression of the toxic endotoxin function. the process of enzymatic detoxication coursed selectively, without influencing the serological and immunological activity of the preparation ...1978415457
[results of phage typing of salmonella typhi and salmonella paratyphi-b in the years 1970-1973 (author's transl)].between 1.1.1970 and 31.12.1973 3639 strains were typed with the aid of phage typing. of these strains 1793 belonged to s. typhi and 1846 to s. parathyphi-b. 40 s. typhi phage types were found. 9 of these occurred in a frequency of more than 1% (relevant to foci). these were e1 (25.7%) (of this e1a 19.7%, e1b 5.9%), a (16.6%), f1 (7.5%), d1 (59%), c1 (5.4%) d2 (2.3%), 46 (2.1%), 28 (1.9%). among s. paratyphi-b 24 phage types resp. varieties were found, 14 of these occurred in a frequency of more ...1977403709
genetics of sensitivity of salmonella species to colicin m and bacteriophages t5, t1, and es18.nearly all of 62 strains of salmonella paratyphi b were sensitive to colicin m and phage t5 but resistant to phages t1 and es18 and to colicin b. all tested s. typhimurium strains were resistant to colicin m and phage t5, and many were sensitive to phage es18. a rough s. typhimurium lt2 strain given the tona region of escherichia coli or s. paratyphi b became sensitive to colicin m and phage t5. we infer that the tona allele of s. paratyphi b, like that of e. coli, determines an outer membrane p ...1977324978
conservation of dna sequences for plasmid-mediated citrate utilization within the enterobacteria.southern blot dna-dna hybridization experiments with a cloned cit+ dna fragment as a probe showed that the plasmid-mediated cit+ determinants from four cit plasmids (r726, poh3001, poh3035, and poh30221) were all homologous. sequences homologous to the plasmid-borne cit+ gene were also found in total bacterial dna isolated from salmonella paratyphi b, salmonella enteritidis, salmonella typhimurium lt-2, citrobacter freundii, atcc 8090, citrobacter amalonaticus atcc 25405, klebsiella pneumoniae i ...19863941048
[microbial resistance to formaldehyde. i. comparative quantitative studies in some selected species of vegetative bacteria, bacterial spores, fungi, bacteriophages and viruses].the resistence of different microorganisms to formaldehyde was determined. as test objects served gram-negative and gram-positive vegetative germs (klebsiella pneumoniae, pseudomonas aeruginosa, salmonella paratyphi-b, staphylococcus aureus, streptococcus faecalis), bacterial spores (bacillus cereus, bacillus pumilus, bacillus stearothermophilus, bacillus subtilis), fungi (aspergillus niger, candida albicans), bacteriophages (escherichia coli phages, t1, t2, t3), and viruses (adenovirus, poliomy ...1976190825
surface k antigen in salmonella paratyphi b.it was established by agar immunoelectrophoresis that salmonella paratyphi b lysate contains a large number of soluble antigens which display a varying degree of serological specifity as well as different diffusion and electrophoretic mobility. salmonella paratyphi b was found to possess, apart from specific o and h antigens, a surface k antigen. this is a distinct antigen having strict serological specificity. purified k antigen displayed anodic mobility in immunoelectrophoresis. a detailed stu ...1979118212
treatment of chronic carriers of salmonella typhi and salmonella paratyphi b with trimethoprim-sulfamethoxazole. 19734202212
[experiences from an outbreak of salmonella paratyphi b]. 19734208252
[salmonella paratyphi b osteomyelitis. recurrence after 27 years]. 1979113922
salmonella paratyphi b in cattle. 1978105453
paratyphoid in man and cattle.salmonella paratyphi b, phage type taunton, caused generalized subclinical infection of cows and cases of human enteric fever at a dairy farm. the cattle were probably infected from a stream receiving the sewage effluent of a village in which a chronic carrier lived. at the same time as the farm outbreak a water-borne outbreak of human paratyphoid fever occurred in villages several miles away. the water supply was chlorinated and no failure of its treatment had been detected. s. paratyphi b, typ ...19724625191
distribution of salmonella typhi and salmonella paratyphi b phage types in italy from 1974 through 1985.the temporal changes in occurrence and distribution in salmonella typhi and paratyphi b phage types in italy during a twelve year period are considered. from 1974 to 1985, 2.075 isolates of salmonella typhi and 830 isolates of salmonella paratyphi b were phage typed at the national centre for enterobacteria in rome and the three regional centres for enterobacteria in milan, palermo and pisa. the most prevalent types of salmonella typhi were a, c1, d1, vi degraded strains e1, i+iv and c4. types a ...19883127661
severe rectal bleeding due to salmonella paratyphi b. 19873113542
[hepatic clearance of salmonella paratyphi b studies on an experimental model of the isolated perfused rat liver]. 19734788783
immunochemical studies on t1,s hybrids of salmonella paratyphi--b. 19674860519
[coexistence of some transferable factors of resistance to antibiotics, isolated during salmonellosis due to salmonella paratyphi b, variety java]. 19694898237
lobar pneumonia and pneumatocele formation due to salmonella paratyphi b in an infant. 19863109090
in vitro activity of ofloxacin against 210 clinical isolates of typhoid salmonellae.210 clinical isolates of typhoid salmonellae, cultivated from blood of patients with typhoid fever (108 strains of salmonella typhi, 99 strains of salmonella paratyphi a and three strains of salmonella paratyphi b) as well as 266 random clinical isolates of escherichia coli (n = 152), klebsiella spp. (n = 51) and proteus spp. (n = 63) were tested for susceptibility to ofloxacin, using an agar dilution method. all the typhoid salmonellae were found to be highly sensitive to ofloxacin with mics ra ...19863102385
[isolation of salmonella paratyphi b resistant to multiple drugs (including aminobenzyl penicillin)]. 19674962907
numerical index of the discriminatory ability of biotyping for strains of salmonella typhimurium and salmonella paratyphi b.an index of discrimination was used to assess the discriminatory power of biotyping for salmonellas of selected serotypes. three collections of phage-typed strains of salmonella typhimurium and salmonella paratyphi b, previously tested for biotype, were examined. the results established that the discrimination index was high when full biotyping alone was used for differentiation of strains from international series. when biotyping was combined with phage typing, the discrimination achieved was g ...19892691264
epidemiological investigations of typhoid and paratyphoid fever in japan with aid of the phage typing method. i. distribution of phage-types of salmonella typhi and salmonella paratyphi b in japan, 1956-1965. 19674968085
[distribution and constancy of markers of lysotypes of salmonella typhi and salmonella paratyphi b in carriers]. 19684974903
[the anti-salmonella paratyphi b vaccination]. 19704999244
[antibiotics used for paratyphi b infections resistant to classical treatment and the results of their use].salmonella paratyphi b is a pathogenic agent causing outbreaks and keeping epidemiologic importance. the classical treatment of this disease is made by ampicillin, chloramphenicol, and co-trimoxazole in resistant strain. the resistant strains tends to cause a treatment problem. we report treatment and antibiogram results of 48 patients exactly diagnosed as paratyphi b infection by clinic and laboratory evaluation. these patients came to pediatric clinic of erzincan state hospital from erzincan t ...19892516600
[measles complicated by gastroenteritis caused by salmonella paratyphi b resistant to caf and sensitive to the trimethoprim-sulfamethoxazole association]. 19725041987
hepatic abscess caused by salmonella paratyphi b. 19725057010
an outbreak of paratyphoid fever in the uk associated with a fish-and-chip shop.an outbreak of salmonella paratyphi b infection in the uk associated with a fish-and-chip shop is reported. the source of infection for the first three cases was believed to be a food handler who was infected overseas 6 years earlier. his wife whose faeces and urine were originally culture negative continued to run the shop but subsequently her faeces became positive on one occasion. she was considered to have been the source of two further cases, and secondary household spread of infection from ...19892514109
types of salmonella paratyphi b and their phylogenetic significance.the substrates inositol, rhamnose, d-tartrate and m-tartrate used in fermentation tests with 338 cultures of salmonella paratyphi b differentiated strains in some phage types to give information that could be used in epidemiological investigations. xylose in bitter's medium, the fifth substrate by which 13 of a potential 32 biotypes were identified, differentiated few cultures with the negative character. the possession of a specific type of outer-membrane protein receptor for colicin m or bacte ...19882456390
[comparative studies on classification of strains of salmonella typhi and salmonella paratyphi b to bacteriophage and colicine types. i. bacteriophage and colicine types]. 19695355650
genetic population structure, clonal phylogeny, and pathogenicity of salmonella paratyphi b.genetic diversity and relationships among 123 strains of salmonella paratyphi b (serotype 1,4,[5],12:b:[1,2]) were estimated from an assessment of electrophoretically demonstrable allelic variation at 24 chromosomal enzyme gene loci. fourteen electrophoretic types, marking clones, were distinguished, the phylogeny of the clonal lineages was reconstructed, and biotype and other phenotypic characters were mapped onto this structure. most d-tartrate-negative strains are members of an abundant, glob ...19902341183
the widal test in a normal healthy population in the sudan.the widal test was performed in 114 normal individuals from the gezira area in sudan. salmonella typhi o agglutinins were found at a titre of 1.320 in 12 (10.5%) of them. salmonella paratyphi a agglutinins were found at 1.160 in 5 (4.3%) and salmonella paratyphi b "o" agglutinins were found in 6 (5.3%) at a titre of 1.160. none of these individuals had a history of typhoid fever or vaccination with tab vaccine. the following points emerged: (i) normal healthy people in the sudan have high antibo ...19911914976
[outbreak of paratyphoid fever among peruvian naval personnel].a retrospective epidemiological study was conducted in connection with an outbreak of paratyphoid fever at a peruvian naval installation in callao. the study sought to determine the magnitude of the outbreak, the source of infection, the attack rates, the persistence of bacilli excretion, and the clinical picture of the disease. the source of salmonella paratyphi b infection had been a meal of chicken and rice served to around 400 members of the naval police. over a period of three weeks, 21 per ...19921610504
survival of salmonella paratyphi b, phage type 1 var. 6, in soil. 19675630456
[observations on the differentiation between salmonella paratyphi b and salmonella java]. 19685700958
[changes in culture and biochemical characteristics of salmonella paratyphi b after incubation in seawater].after incubation in seawater salmonella paratyphi b cells rapidly became unable to grow on bacteriological media. previous adaptation to high osmolarity conditions greatly slowed down this process. strains isolated from seawater microcosms after varying incubation periods were qualitatively different and showed changes in some of their growth (colony shape and size) and biochemical properties (acidification of some sugars, gelatinase activity, acetoin production, nitrate reduction). because of t ...19921458377
[the clinical picture and course of salmonellosis caused by salmonella paratyphi b]. 19685736137
[a strain of klebsiella having a common antigen with salmonella paratyphi b]. 19655829066
interaction of rabbit lymph node cells with bacteria (salmonella paratyphi b). 19655855300
the pyrogenic effect of scarlet fever toxin. ii. leukocytic pyrogen formation induced by scarlet fever toxin or salmonella paratyphi b endotoxin. 19665916358
[ketosis in fever induced by salmonella paratyphi b endotoxin (pyrusol). utilization of glucose]. 19665930831
[food poisoning caused by salmonella paratyphi b]. 19665973704
[on various lysotypes of salmonella typhi and salmonella paratyphi b detected recently in rumania]. 19665973707
a milk-borne outbreak of food poisoning due to salmonella paratyphi b. var. java. 19676072105
[development of organic reaction at the beginning of fever induced by the endotoxin of salmonella paratyphi b--pyrusol]. 19676077094
[survival of salmonella paratyphi b and pseudomonas aeruginosa in seawater after incubation or washing in the presence of osmolytes].the authors have compared the survival in seawater of salmonella paratyphi b and pseudomonas aeruginosa cells grown at low or high osmolarity, in the presence of organic osmolytes: glycine betaine, choline, proline, and glutamate. the four substrates enhanced the survival potential of s. paratyphi b while only glycine betaine protected p. aeruginosa. in addition only s. paratyphi b cells were more resistant after a preliminary growth at high osmolarity. both bacteria were sensitive to osmotic do ...19921356607
necrotising enterocolitis associated with salmonella paratyphi b type 4, 5. 19816185049
[phagotypes of the salmonella paratyphi b strains isolated in czechoslovakia 1986-1991].the author presents an account of phagotypes of 70 strains of salmonella paratyphi b isolated in 1986-1991 incl., from patients suffering from typhus b and registered carriers, isolates from river water and also from three new cases of carriers in czechoslovakia. these isolated strains were sent for typing of salmonellae to a bratislava department for phagotyping. according to lytic findings with standard bacteriophages the strains were classified into 8 types. another group is formed by strains ...19921291113
effect of human leukocyte interferon on invasiveness of salmonella species in hep-2 cell cultures.the effect of human leukocyte interferon on the invasiveness of salmonella and shigella species in hep-2 cell cultures was examined. the intracellular and extracellular bacteria were identified by a combination of nomarski differential interference contrast microscopy and uv incident light microscopy applied on the same microscope. pretreatment of hep-2 cells with human leukocyte interferon reduced the number of salmonella typhimurium and salmonella paratyphi-b bacteria per cell and the proporti ...19836358041
[d-tartrate-positive salmonella paratyphi b (var. java): lysotype of 1200 strains isolated in france (1975-1985)].the 1200 d-tartrate positive (dt+) strains of s. paratyphi b, isolated in france during the period 1975-1985, were studied with the aid of the felix and callow phage-typing system and the results were compared with those of the study of 1945 d-tartrate negative (dt-) strains of s. paratyphi b examined by means of the same phage-typing method. 2359 dt+ and dt- strains were typable and could be assigned to 25 recognized phage-types. a great variation in the number of strains of each biovar was obs ...19883407364
semisolid selective-motility enrichment medium for isolation of salmonellae from fecal specimens.a semisolid selective-motility enrichment medium for the isolation of salmonellae from fecal specimens was developed which was based on rappaport enrichment broth. during a 7-year period more than 30,000 stool samples were tested. the medium showed a high specificity (95.1%) and sensitivity (80.3%) when compared with macconkey agar, ss agar, and brilliant green agar (after selenite-f enrichment [bbl microbiology systems]). furthermore, our isolation rate of salmonella species from fecal samples ...19846470105
comparative in vitro activity of aztreonam and other antimicrobial agents against salmonella species.the in vitro activity of aztreonam, the first monobactam antibiotic, was compared with that of 17 other antimicrobial agents against 79 strains of salmonella species. the microorganisms were isolated from hospitalized patients, surface waters and seafoods during the decade 1975-1984. they included the following species: salmonella typhi 63, salmonella typhimurium 5, salmonella wien 5, salmonella heidelberg 2, salmonella arizonae 2, salmonella paratyphi b 1 and salmonella enteritidis 1. the minim ...19853836124
[determination of human b cell functions by salmonella paratyphi b and its clinical significance]. 19853872953
[on propriety of distinguishing salmonella java from salmonella paratyphi-b]. 19826819325
polyclonal activation of human peripheral blood b lymphocytes by formaldehyde-fixed salmonella paratyphi b. i. immunoglobulin production without dna synthesis.a "new" polyclonal activator of human peripheral blood b cells, formaldehyde-fixed salmonella paratyphi b, is described. this bacterium does not stimulate cell proliferation as measured by incorporation of tritiated thymidine but does stimulate a subpopulation of b cells to secrete large amounts of igm, igg, and iga in 7-day cell cultures. the immunoglobulins (ig) produced by cells responding to s. paratyphi b are not specific antibodies against the bacterial antigens. in comparison with other b ...19816972434
utilization of d-tartaric acid by salmonella paratyphi b and salmonella java: comparison of anaerobic plate test, lead acetate test and turbidity test.d-tartrate dehydrase of salmonella java is an oxygen-sensitive enzyme active in cultures incubated under the poorly aerated conditions of static culture but not in fully aerated shaken cultures nor on plates incubated aerobically. on plates of d-tartrate minimal agar incubated anaerobically the enzyme or the degradation products of d-tartrate are exported from d-tartrate-positive cells and are available to d-tartrate-negative bacteria. this may give misleading growth results when d-tartrate-posi ...19853894507
specific proteins common to salmonella paratyphi b and c.a serum prepared with proteins from salmonella paratyphi c precipitates indiscriminately the proteins from numerous heterologous salmonellae. after different absorptions, that eliminate all the antibodies induced against common e. coli and salmonellae determinants, a specific precipitation of a s. paratyphi c protein which is identical with that of an s. paratyphi b protein is evident in agar gel diffusion.19853897799
paratyphoid fever presenting with grand mal fits and cerebellar signs.we report a case of salmonella paratyphi b infection in a man who presented with cerebellar signs and convulsions. later he developed vertebral osteomyelitis and a paravertebral abscess. he was treated successfully with chloramphenicol for 14 days and then long-term amoxycillin.19853920327
[morphology of lysotypic phages of salmonella paratyphi b (felix and callow chart)]. 19724110831
[results of phage typing of salmonella typhi and salmonella paratyphi b in the years 1966-1969]. 19724144797
[the phage typing of salmonella typhi and salmonella paratyphi b in northrhine-westphalia during the years 1961 to 1965. ii]. 19684234958
[characteristics of the molecular-weight parameters of the highly-active large-molecule component of salmonella paratyphi b. endotoxins according to light-scattering and electron-microscopic data]. 19734743474
[distribution of salmonella typhi and salmonella paratyphi b lysotypes in east-hesse with special reference to their epidemiology]. 19654957469
radiation survival of food pathogens in complex media.when 15 bacterial species representing genera associated with food-borne diseases were irradiated individually, all except escherichia coli and streptococcus faecalis showed typical linear dose-survival curves in hartsell's broth. the minimal lethal dose (mld) for the organisms tested ranged from 3.0 x 10(5) to 6.0 x 10(5) rad. salmonella paratyphi b, s. wichita, s. typhi, e. coli, and s. faecalis were found to be the least sensitive to radiation. in commercially canned crabmeat the survival cur ...19664958149
[arylsulfatase formation in microorganisms, specially in salmonella paratyphi b. relation between lysotype and enzyme formation]. 19664966712
controlled field trial with dried sorbed paratyphoid b and typhoid vaccines.in 1968-70 a field trial was arranged in the ussr to evaluate the effectiveness of dried sorbed paratyphoid b and typhoid vaccines when administered in two doses separated by an interval of 20-30 days.two groups of schoolchildren were under observation: a group inoculated with paratyphoid b vaccine (75 805 children) and a group inoculated with typhoid vaccine (76 314 children). the persons who were inoculated with the paratyphoid b vaccine formed the control group used in evaluating the effectiv ...19715004428
the tonb-dependent ferrichrome receptor fcua of yersinia enterocolitica: evidence against a strict co-evolution of receptor structure and substrate specificity.a yersinia enterocolitica receptor mutant was isolated which is impaired in ferrichrome uptake. the receptor-encoding gene fcua was cloned in escherichia coli k-12. a fcua mutant of y. enterocolitica could be complemented by the cloned dna fragment. the fcua-encoding region was sequenced and an open reading frame encoding 758 amino acids including a signal sequence of 36 amino acids was found. fcua shared 34.6% amino acid sequence homology with fata, the anguibactin receptor of vibrio anguillaru ...19938384682
salmonella paratyphi b infection in dairy cows. i. 19725073600
evaluation of the method of phage and biochemical typing of salmonella paratyphi b. 19655215006
[hygienic aspects of water quality from the danube river in novi sad].in order to assess the water quality of the danube river during the bathing season (june, 15. -september, 15.) from 1992-1995, water was examined every day (bacteriologically and chemically) while "big chemistry", hybrid analysis and determination of physiologic groups were performed every other week at the locality of the most beautiful beach called strand in novi sad. analyses showed that water did not meet criteria of the ii class quality in regard to microbiologic requirements in 63.44% of s ...19979297048
quinolone-resistant salmonella paratyphi b meningitis in a newborn: a case report.while there are concerns about the consequences of widespread use of quinolones, there are few reports of quinolone-resistant strains of salmonella typhi or salmonella paratyphi from the indian subcontinent. we present a case report of a newborn with meningitis due to a quinolone-resistant strain of s. paratyphi b presenting to the aga khan university hospital (akuh).19979459410
[common antigenic properties of salmonella paratyphi b and salmonella bereilly]. 19695371833
bacterial isolates from neutropenic febrile pediatric patients and their sensitivity patterns to antibiotics.patients on cytotoxic therapy often develop neutropenia and fever. our interest was to identify the common pathogens isolated from such patients and to study the sensitivity patterns of these organisms to the antibiotics used in their treatment. thus, guidelines can be established by hospitals to identify which antibiotics can be used in the treatment of these patients when the results of cultures and sensitivities are not available. we conducted a retrospective study of neutropenic pediatrics p ...199810028802
sensitivity of salmonella paratyphi b to colicines and phase variation. 19705513570
[salmonella paratyphi b gonarthritis in the course of chronic osteomyelitis]. 19715577719
[on an antigenic relationship between salmonella paratyphi b and salmonella bareilly]. 19685727909
naturally occurring strains of salmonella paratyphi b unable to form adhesive (type-1) fimbriae. 19826131014
imbalance in recruitment of igg (gm) allotype-producing b-cell subsets from blood to brain in multiple sclerosis.in gm3/gm3 homozygous multiple sclerosis (ms) patients, in vitro production of the g1m(3) allotype of igg1 induced by the t-independent polyclonal b-cell activator salmonella paratyphi b (spb) was lower than that of normal individuals of the same gm phenotype. in contrast, lymphocytes from gm1/gm3 heterozygous ms patients responded to the same stimulus with a significantly increased g1m(3) allotype synthesis not observed in normal individuals of the same phenotype. the high level of intrathecal ...19846333282
isolation and characterization of an outer membrane protein of salmonella paratyphi b: a mitogen and polyclonal activator of human b lymphocytes.salmonella paratyphi b (s. paratyphi b) has been previously characterized as a human t-independent polyclonal b cell activator. to define further the nature of the bacterial structure responsible for these properties, we studied the effects of autoclaving and enzyme treatment of s. paratyphi b on its stimulatory capacity. we found that both autoclaving and papain treatment decreased the ability of s. paratyphi b to induce b cell activation, while trypsin treatment did not affect this capacity. n ...19846370841
[results of phage typing of salmonella typhi and salmonella paratyphi-b in the years 1974-1978 from the federal republic of germany including berlin (west) (author's transl)].in the period between 1.1.1974 and 31.12.1978 phage typing of 2058 strains of s. typhi and 1672 strains of s. paratyphi-b was carried out. 45 s. typhi phage types were found, 11 of these occurred in a frequency of more than 1% (relevant to foci). these were e1 a (21.6%), a (17.7%), f1 (5.8%), d1 (5.5%), c1 (4.6%), e1b (4.1%), d2 (2.5%), 40 (1.5%), 29 (1.3%), b2 (1.0%), 46 (1.0%). among s. paratyphi-b strains 23 phage types or varieties were observed, 11 of these occurred in a frequency more than ...19806779437
isolation of salmonella paratyphi b var odense in india. 19816802756
post-coronary artery bypass surgery pericardial abscess: salmonella paratyphi b.endemic enteric fever is one of the major health problems in south asia where focal pyogenic infections with salmonella are being increasingly reported. a pericardial abscess following coronary artery bypass surgery with salmonella paratyphi b was successfully treated, the first reported case so far.200111597151
a case of salmonella paratyphi b septicaemia complicated by disseminated intravascular coagulation, severe hepatitis rhabdomyolysis and acute renal failure. 200111597152
polyclonal activation of human peripheral blood b lymphocytes by formaldehyde-fixed salmonella paratyphi b. ii. heterogeneity of b lymphocytes.b-cell 'activation' in cultures stimulated with pokeweed mitogen (pwm), staphylococcus aureus strain cowan i, or formaldehyde-fixed salmonella paratyphi b (spb) was evaluated by enumeration of cells secreting immunoglobulin (ig) and by quantitation of ig released into culture supernatants. a dissociation between these two values was found after day 6 in cultures activated with pwm or spb, suggesting that ig-secreting cells (isc) are heterogeneous in terms of ig secretion rate. generation of isc ...19826979775
polyclonal activation of human peripheral blood b lymphocytes. iii. cellular interaction and immunoregulation of immunoglobulin-secreting cells induced by formaldehyde-fixed salmonella paratyphi b. 19826980749
[evolution of splenic lympho-reticular populations during the immune response "in vitro" in the chick (author's transl)].the different types of cell population in organotypic cultures of spleen from chicken immunized with salmonella paratyphi b were enumerated. the kinetics of immunoglobulin and of antiflagellar antibody synthesis followed the cellular variations observed. two phases were generally observed: one was characterized by a considerable decrease in small and medium-sized lymphocytes by a lytic process and the appearance, by transformation and/or multiplication, of a large population of hyperactive macro ...19827092172
molecular recognition of a salmonella trisaccharide epitope by monoclonal antibody se155-4.the binding site of monoclonal antibody se155-4, which has been the object of successful crystallographic and antibody-engineering studies, is shown by solid-phase immunoassays to be complementary to a branched trisaccharide, alpha-d-galp(1-->2) [alpha-d-abep(1-->3)]-alpha-d-manp(1, rather than to the tetrasaccharide repeating unit alpha-d-galp(1-->2) [alpha-d-abep(1-->3)]-alpha-d-manp(1-->4) alpha-l-rhap(1- of the bacterial antigen. specificity for the 3,6-dideoxy-d-xylo-hexose (3,6-dideoxy-d-g ...19947513555
antigenic variations in a cholramphenicol-resistant strain of salmonella paratyphi b. 19744476144
explosive increase of salmonella java in poultry in the netherlands: consequences for public health.in the netherlands salmonella paratyphi b variant java increased in poultry from less than 2% of all isolates before 1996 to 60% in 2002. despite exposure to contaminated meat is high, human patients with java infection are rare (0.3% of all isolates). however, 50% of the human isolates showed pfge profiles identical to the poultry clone. resistance to flumequin in s. java increased from 3% between 1996-2000 to 19% in 2001, and 39% in 2002, while that of other serotypes in poultry remained at ab ...200312631972
seasonal variation in bacterial pathogens isolated from stool samples in karachi, pakistan.to determine the seasonal variation of the commonly isolated bacterial pathogens in stool samples.200312779031
[the formation of bacteriophages in the cultures of mixed strains of salmonella paratyphi b]. 195212998132
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