Publications

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the reversion of the l form of proteus mirabilis into the rod form. 195413183906
reduction of nitrate with molecular hydrogen by proteus vulgaris. 195413183898
[course of infection of louse with proteus ox 19]. 195313182559
the inhibition of growth and cozymase synthesis in bacteria by halogen-substituted nicotinic acids. 195413181865
[electronmicroscopical findings in the change of l forms of bacillus proteus to normal forms]. 195413179871
the influence of several kinds of anti-swarming agents upon the bacterial body substances of proteus x19. 195413179555
partial disintegration of cytoplasmic structures of amoeba proteus after fixation with osmium tetroxide. 195413173442
the effects of antibacterial agents in combination with an intestinal adsorbent. 195413171459
[studies on bacterial l-forms]. 195313170589
[sepsis caused by proteus mirabilis]. 195413166305
rabbit responses to human threshold doses of a bacterial pyrogen. 195413163857
the leucocyte response in the rabbit to pyrogen from proteus vulgaris. i. mononuclear and temperature responses. 195413163856
studies on susceptibility to infection following ionizing radiation. i. the time of onset and duration of the endogenous bacteremias in mice.daily cultures of blood obtained from the tail were made on mice from the 7th day to the 17th or 22nd days after exposure to 550 r total body x-irradiation. seven mice with negative blood cultures survived to the 27th day when they were sacrificed and found to have negative heart's blood cultures. every mouse with bacteremia died. heart's blood cultures post mortem always confirmed the bacteriological findings in the serial cultures. most of the bacteremias occurred between the 7th and 15th days ...195413163317
the heterogenetic antigen in proteus ox-19 with reference to the mammalian erythrocytes. 195313162651
deamination of aspartic acid by proteus x-19. iii. effect of k+, na+ and ph on deamination by whole cells. 195413159766
the proteolytic enzymes of proteus vulgaris. 195413159278
bacteremia owing to proteus organisms; a method of treatment. 195413155610
biochemical investigation of providence strains and their relationship to the proteus group. 195413152359
[experimental mutation of proteus vulgaris to weil-felix proteus x]. 195413150612
[inhibitory properties of different sugars on the growth of certain microorganisms]. 195313148778
[a method for simultaneous colimetry and proteometry]. 195313145105
quantitative aspects of inhibition of thermal panting by pyrogen. 195413143483
studies on the formic hydrogenlyase system of bacteria. 195413143000
evidence of the existence of mitochondria in proteus. 195313142657
the permeability of nucleated and enucleated fragments of amoeba proteus to d2o. 195413141989
the substituted-sucrose structure of melezitose. 195313138388
[method of rapid differentiation of o colonies of proteus and of enterobacteriaceae]. 195313138009
effect of dysentery-prevention by b proteus vulgaris: heterogenous bacilli. 195313137070
cortico-thalamic connections from gyrus proteus and first and second somatic sensory areas of the cat. 195413130706
the xerc recombinase of proteus mirabilis: characterization and interaction with other tyrosine recombinases.xerc and xerd are two site-specific recombinases, which act on different sites to maintain replicons in a monomeric state. this system, which was first discovered and studied in escherichia coli, is present in several species including proteus mirabilis, where the xerd recombinase was previously characterized by our laboratory. in this paper, we report the presence of the xerc gene in p. mirabilis. using in vitro reactions, we show that the two p. mirabilis recombinases display binding and cleav ...200313129609
[presence of anti-proteus agglutinins in the serum of patients treated with antibiotics]. 195313127302
observations on the l forms of proteus and salmonella. 195313122007
[research on microbial diastases; rate of the gelatinolytic action of filtrates of proteus and pseudomonas aeruginosa cultures at different temperatures]. 195313116489
[isolation of proteus morganii in hamsters, mesocrisetus auratus auratus, with diarrhea]. 195313110600
[appearance of proteus in feces of patients treated with antibiotics and anti-proteus agglutinins in their blood]. 195313101237
relation between dye uptake and cytoplasmic streaming in amoeba proteus. 195313099276
electron micrographs made from l forms of proteus and two human strains of pleuropneumonia-like organisms. 195313096475
some new observations on l forms of bacteria. 195313096474
[toxin-forming strains of bacterium proteus in meat and their bacteriologic and serologic determination]. 195313095742
deamination of aspartic acid by proteus x-19. ii. aspartase activity of toluene-treated cells. 195313093554
[epidemic of gastrointestinal infection due to proteus vulgaris]. 195313093020
[meningitis caused by proteus vulgaris; report of a new case]. 195313085070
structural and chemical properties of the plasmalemma of amoeba proteus. 195313083632
[research on bacterial diastases. the effect of heat on the diastase properties of culture filtrates of proteus and pseudomonas aeruginosa]. 195313082827
enzymic transformations of l-cysteinesulfinic acid. 195313081601
the oxidation of cysteinesulfinic and cysteic acids in proteus vulgaris. 195313081600
studies of the life-cycle of proteus hauser. v. 195313079793
studies of the life-cycle of proteus hauser. iv. 195313079792
[determination of the value of fluid culture media used for stimulating the growth of salmonellae. ii. determination of the value in inhibition of aerobacter and proteus growth]. 195313079162
some quantitative studies on a bacterial pyrogen. 195313070181
[research on bacterial enzymes; existence of gelatinolytic agents in filtrates of proteus culture]. 195313067378
the decarboxylation of valine and leucine by washed suspensions of proteus vulgaris. 195313058894
a biological agent for securing large numbers of amoeba proteus. 195313054686
latency of pyrogen fever; appearance of a fast-acting pyrogen in the blood of febrile animals and in plasma incubated with bacterial pyrogen. 195313050758
studies of the life-cycle of proteus hauser. iii. 195313050412
[ultrastructural manifestations of first signs of death in amoeba proteus]. 195213046234
some observations of fractions of disintegrated bacterial cells obtained by differential centrifugations. 195313041709
[electron-microscopic studies on the development of the filtrable l-forms of b. proteus under the influence of penicillin]. 195213039367
effect of carbohydrates on aspartic acid deaminase activity of bacteria. 195313037797
effect of thyroid gland on the cultivation of amoeba proteus. 195313036877
chemical constitution of the l-forms of bacteria. 195313036850
[proteus infections]. 195213026994
growth response of microorganisms to vitamins at different temperatures. 195313022991
the uptake of cobalt by proteus vulgaris. 195213022928
[influence of calcium on the stability of the receptor-destroying enzyme and on the protease activity of vibrio cholerae]. 195213020183
[first observations on the chemical nature of l forms of bacteria]. 195213019462
[results of wechsler and proteus tests in 44 cases of lobotomy]. 195213017255
[new data from electron microscopy on the morphology of l forms of bacteria]. 195213014720
some aspects of the growth of proteus vulgaris with limiting concentrations of nicotinic acid. 195213011262
electron microscope study of the nuclear membrane of amoeba proteus in thin section. 195213010221
treatment with large doses of penicillin in a case of severe bacteremia due to proteus. 195313007225
[studies on strain ox-19]. 195213002046
[comparative sensitivity of normal and l forms of two strains of proteus to some antibiotics]. 195212998248
the enzymes of the pyruvate oxidase system of proteus vulgaris. 195212997178
otitic proteus meningitis with recovery; report of case. 195212983412
response of x-irradiated mice to intravenous inoculation of intestinal bacteria. 195212983365
[peculiarities of metabolism of l forms of a strain of proteus]. 195212979234
[pyoderma ulcero-vegetans due to a pathogenic proteus]. 195212978807
[amylase content of fragments of amoeba proteus with and without nuclei]. 195212977789
[inhibition effect of merthiolate used as vaccines preservative on the oxygen-dependent metabolism of neutrophil granulocytes].the influence of the newly developed complex vaccine pyopol, containing the antigens of opportunistic microorganisms and polyoxydonium used as immunomodulator, on the oxygen-dependent metabolism of neutrophils was studied. the study revealed that the main components of the vaccine, both individually and in association, did not change cellular activity in the range of concentrations used in this study. the inhibition of the oxygen-dependent metabolism of neutrophil granulocytes in the presence of ...200312966894
using vac to treat a vascular bypass site infection. 200112964221
protean agonism at histamine h3 receptors in vitro and in vivo.g protein-coupled receptors (gpcrs) are allosteric proteins that adopt inactive (r) and active (r*) conformations in equilibrium. r* is promoted by agonists or occurs spontaneously, leading to constitutive activity of the receptor. conversely, inverse agonists promote r and decrease constitutive activity. the existence of another pharmacological entity, referred to as "protean" agonists (after proteus, the greek god who could change shape), was assumed on theoretical grounds. it was predicted fr ...200312960366
multiple ctx-m-type extended-spectrum beta-lactamases in nosocomial isolates of enterobacteriaceae from a hospital in northern italy.twelve isolates of enterobacteriaceae (1 of klebsiella pneumoniae, 8 of escherichia coli, 1 of proteus mirabilis, and 2 of proteus vulgaris) classified as extended-spectrum beta-lactamase (esbl) producers according to the esbl screen flow application of the bd-phoenix automatic system and for which the cefotaxime mics were higher than those of ceftazidime were collected between january 2001 and july 2002 at the laboratory of clinical microbiology of the san matteo university hospital of pavia (n ...200312958255
morphological, host range, and genetic characterization of two coliphages.two coliphages, ar1 and lg1, were characterized based on their morphological, host range, and genetic properties. transmission electron microscopy showed that both phages belonged to the myoviridae; phage particles of lg1 were smaller than those of ar1 and had an isometric head 68 nm in diameter and a complex contractile tail 111 nm in length. transmission electron micrographs of ar1 showed phage particles consisting of an elongated isometric head of 103 by 74 nm and a complex contractile tail 1 ...200312957924
the effect of low concentrations of ascorbic acid in microbial adherence in vitro.in the present study, we examined the in vitro effect of low concentrations of ascorbic acid (lower than normal plasma levels), on the adherence of five microbial strains (staphylococcus aureus, escherichia coli, klebsiella pneumoniae, proteus mirabilis, and pseudomonas aeruginosa) to human buccal epithelial cells (bec) of healthy volunteers. the study reached the following conclusions: 1) the presence of ascorbic acid significantly reduces the ability of all tested strains (with the exception o ...200312951896
microbiological study of external otitis in rosario city, argentina.mycological and/or bacteriological studies were performed on 294 samples isolated from the external auditory control (eac). it was observed that 185 (81.5%) of the mycological analysis were negative while 42 (18.5%) were positive with the following distribution: 22 candida (9.7%), 15 aspergillus (6.5%) and five associations of aspergillus and candida (2.2%). the bacteriological studies were negative in 52 cases (23.6%) and the frequency of the bacterial agents (75.5%) isolated were as follows: 4 ...200312950900
high-resolution backscatter electron imaging of colloidal gold in lvsem.high-resolution backscatter electron (bse) imaging of colloidal gold can be accomplished at low voltage using in-lens or below-the-lens fesems equipped with either autrata-modified yttrium aluminium garnet (yag) scintillators doped with cerium, or with bse to secondary electron (se) conversion plates. the threshold for bse detection of colloidal gold was 1.8 kev for the yag detector, and the bse/se conversion was sensitive down to 1 kev. gold particles (6, 12 and 18 nm) have an atomic number of ...200312950470
overgrowth syndromes: is dysfunctional pi3-kinase signalling a unifying mechanism?studies in drosophila and animal models have shown that the phosphoinositide-3-kinase (pi3-kinase) axis plays a central role in normal development, defining the number and size of cells in tissues. dysfunction of this pathway leads to growth anomalies and has been established to play a key role in the pathogenesis of cowden syndrome and tuberous sclerosis. it is probable that dysfunction of this pathway is the basis of other disorders especially those typified by asymmetric overgrowth.200312939652
pten: one gene, many syndromes.pten, on 10q23.3, encodes a major lipid phosphatase which signals down the phosphoinositol-3-kinase/akt pathway and effects g1 cell cycle arrest and apoptosis. germline pten mutations have been found to occur in 80% of classic cowden syndrome (cs), 60% of bannayan-riley-ruvalcaba syndrome (brrs), up to 20% of proteus syndrome (ps), and approximately 50% of a proteus-like syndrome (psl). cs is a heritable multiple hamartoma syndrome with a high risk of breast, thyroid, and endometrial carcinomas. ...200312938083
extended-spectrum beta-lactamases in enterobacteriaceae in buenos aires, argentina, public hospitals.resistance to extended-spectrum cephalosporins is often associated with plasmid encoded extended spectrum beta-lactamases (esbl). in order to evaluate the prevalence and diversity of esbls in enterobacteria in our city, a 1-month-period survey was carried out from april to may 2000. extended-spectrum-cephalosporin-resistant strains, isolated from inpatient clinical specimens other than stools, were collected among 17 participating hospitals. from a total of 427 enterobacterial strains that were ...200312936986
[urinary tract pathogens in uncomplicated lower urinary tract infections in women in norway].we wanted to investigate the antimicrobial susceptibility of urinary tract pathogens in uncomplicated lower urinary tract infections in adult women in norway.200312934120
structure and serological characterization of the o-antigen of proteus mirabilis o18 with a phosphocholine-containing oligosaccharide phosphate repeating unit.a phosphorylated, choline-containing polysaccharide was obtained by o-deacylation of the lipopolysaccharide (lps) of proteus mirabilis o18 by treatment with aqueous 12% ammonia, whereas hydrolysis with dilute acetic acid resulted in depolymerisation of the polysaccharide chain by the glycosyl phosphate linkage. treatment of the o-deacylated lps with aqueous 48% hydrofluoric acid cleaved the glycosyl phosphate group but, unexpectedly, did not affect the choline phosphate group. the polysaccharide ...200312932366
detection of morganella morganii, a prolific histamine former, by the polymerase chain reaction assay with 16s rdna-targeted primers.a polymerase chain reaction (pcr) assay for the rapid and sensitive detection of the most prolific histamine former, morganella morganii, was developed. 16s rdna targeted pcr primers were designed, and the primer specificity and sensitivity of the pcr assay were evaluated. the 16s rdna sequence (1,503 bp) for m. morganii showed 95% identity to those for enteric bacteria, i.e., enterobacter spp., klebsiella spp., citrobacter spp., hafnia alvei, proteus spp., and providencia spp. the unique primer ...200312929824
invitro comparative evaluation of aminoglycosides at a cancer centre.a comparative study of in vitro activity of amikacin, gentamicin, netilmicin, tobramycin and isepamicin was done. a total of 200 clinical isolates of gram negative organisms from various clinical sources were tested. e.coli was the most frequently isolated organism followed by pseudomonas spp., klebsiella spp., proteus spp., acinetobacter spp. and enterobacter spp. of the 5 aminoglycosides tested, isepamicin showed the highest numbers of susceptible isolates followed by amikacin, netilmicin, gen ...200212928571
hepatic metallothioneins in two neotenic salamanders, proteus anguinus and necturus maculosus (amphibia, caudata).the presence of metallothionein (mt) and the subcellular distribution of copper, zinc and cadmium were investigated in livers of two neotenic salamanders, proteus anguinus and necturus maculosus. in p. anguinus, caught in the wild, hepatic mts were present as a single isoform of (zn, cu, cd)-thioneins, whose molecular weight was estimated to be approximately 12000 by size exclusion chromatography. the percentage of zinc and cadmium was higher in the cytosol and of copper in the pellet. cytosolic ...200312927903
trends in fluoroquinolone resistance of bacteria isolated from canine urinary tracts.fluoroquinolone (fq) antimicrobial agents are used extensively in human and veterinary medicine. widespread use of any antimicrobial agent can apply selective pressure on populations of bacteria, which may result in an increase in the prevalence of antimicrobial-resistant isolates. antimicrobial-susceptibility data on bacteria isolated from the canine urinary tract by the university of missouri-columbia veterinary medical diagnostic laboratory, columbia, mo, were used to determine whether there ...200312918814
comparison and evaluation of osiris and sirscan 2000 antimicrobial susceptibility systems in the clinical microbiology laboratory.the osiris and sirscan 2000 systems are two semiautomated systems that can be used to read and interpret the results on disk diffusion agar plates. they are both used for determination of susceptibility to antimicrobial agents. the present study compared both systems versus the nccls standard method of visual reading with a ruler. both inpatient and outpatient samples with a total of 315 nonfastidious gram-negative strains were obtained. in total, 3724 organism-antimicrobial agent combinations t ...200312904366
alterations in human red blood cell membrane properties induced by the lipopolysaccharide from proteus mirabilis s1959.the effect of lipopolysaccharide (lps, endotoxin), isolated from proteus mirabilis s1959 strain, on red blood cell (rbc) membranes in whole cells as well as on isolated membranes was studied. lipid membrane fluidity, conformational state of membrane proteins and the osmotic fragility of rbcs were examined using electron paramagnetic resonance spectroscopy and spectrophotometric method. lipid membrane fluidity was determined using three spin-labeled fatty acids: 5-, 12- and 16-doxylstearic acid ( ...200312902154
high resolution cryofesem of microbial surfaces.the outer surfaces of three microorganisms, giardia lamblia, enterococcus faecalis, and proteus mirabilis, were investigated by cryo-immobilization followed by sublimation of extracellular ice and cryocoating with either pt alone or pt plus carbon. cryocoated samples were examined at -125 degrees c in either an in-lens field emission sem or a below-the-lens field emission sem. cryocoating with pt alone was sufficient for low magnification observation, but attempts to do high-resolution imaging r ...200312901761
chloride dependence of growth in bacteria.chloride is an abundant anion on earth but studies analyzing a possible function of chloride in prokaryotes are scarce. to address the question, we have tested 44 different gram-negative and gram-positive bacteria for a chloride dependence or chloride stimulation of growth. none required chloride for growth at their optimal growth (salt) conditions. however, in hyperosmotic media containing high concentrations of na+, 11 bacteria (aeromonas hydrophila, bacillus megaterium, bacillus subtilis, cor ...200312900036
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