hemagglutination tests

..However, a correlation could be observed between elaboration of inducible chitinase and enterotoxin production...

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..0 x 10(-7) M. These results indicate that the target of HGP44 on the erythrocyte membrane appears to be glycophorin A...

..This approach may overcome limitations in the efficacy of inactivated influenza vaccines and confer potent immunity to humans against viruses with new pandemic potential...

..The amount of recombinant antigen needed in a vaccine dose was only 3 micrograms in a primary dose and 1.5 micrograms in the booster...

..Bacterial injection apparently increased the amount of ApoLp-III in immune hemolymph when compared with normal hemolymph, and may indicate that ApoLp-III plays a role in insect immunity...

..The hemagglutinin property in the present lectin showed an unusual anti-H specificity. The lectin was inhibited by milk from Bombay phenotype individuals and certain milk oligosaccharides not specific for the H antigen...

..The gel assays may be better at detecting antibodies eluted from RBCs from patients with autoimmune hemolytic anemia, and tube assays may be better at detecting isohemagglutinins eluted from umbilical cord blood...

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..The methods described are simple, rapid, economical, reproducible and useful in replacing the more expensive in-vivo neutralization assays. Moreover, it also eliminates the use of laboratory animals...

..A new technology for preparing anti-Le(a) and anti-Le(b) immunoreagents is described...

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..After dialysis against 1% EDTA sodium salt solution the lectin loses hemaglutinating activity, but after the next dialysis against CaCl2 solution it is restored...

..In conclusion, probiotics enhance the systemic antibody response to some antigens in chickens, but it remains to be seen whether probiotics have an effect on the generation of the mucosal antibody response...

..3 nM, to the best of our knowledge the first example of inhibition of bacterial binding by a soluble carbohydrate at a subnanomolar concentration...

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..H. cratera lectin displays cytotoxic effect on HeLa and FemX cells and weak mitogenic effect on human T-lymphocytes pretreated with phytohemagglutinin (PHA)...

..Some tests, however, such as detection of weak D, require manual testing. The possibility of detecting weak D by a solid-phase RBC adherence (SPRCA) test was studied in a fully automated system...

..Elucidated in the paper are issues related with determination of such antigens, in particular, by means of phytohemagglutinins of anti-(A+B)...

..Amino acid analysis revealed the lectin contained two cysteines and no methionine. The N-terminal sequence was determined up to residue 21, and no homologous proteins including other ascomycete lectins were found...

..CONCLUSION: Anti-Vel was completely or partially adsorbed by RESt. Caution should be used when interpreting cold agglutinins with this method. The manufacturer warns that uncommon alloantibodies may be adsorbed...

..g., in autoimmune hemolytic anemia) and supports previous studies showing that RBCs sensitized in vivo can be typed without chemical manipulation...

..The IHA-GF should be considered as an useful method in the range of classical diagnosis for the serology of CE. The clinical diagnostic potential should be increased by a combination of at least two tests: IHA-GF and ELISA or LAT...

..Testing MIMA-8 with gel cards containing anti-mouse IgG enables the screening of donors by automated methods. Humanized chimaeric IgM anti-Js(b) and anti-Fy(a) are suitable as typing reagents by direct agglutination methods...

..The LED and photodiode pairs are found to successfully reproduce the spectroscopic determination of red blood cell agglutination...

..With purification of intracellular shiitake lectins, their sensitivity to human erythrocytes decreased seventyfold or more, whereas their sensitivity to rabbit erythrocytes increased by the same factor...

..078 microg ml(-1) minimal concentration). The purified recombinant lectin was also used for comparative estimation of native protein amounts in protein extracts from rice plants by Western blot assay...

..D-glucose and D-glucosamine were detected in the carbohydrate part...

..These results showed that anti-NOR represent a new species of anti-alpha-galactosyl antibodies with high affinity for the Galalpha1-4GalNAcbeta1-3Gal sequence present in rare NOR erythrocytes...

..The identification of a jacalin-related lectin in a true fern reveals for the first time the widespread distribution and molecular evolution of this lectin family in the plant kingdom...

..Therefore, our results indicate the presence of an additional cysteine peptidase activity on a lectin previously described...

..F. Vereshchaka) improves chances of detecting a weakly pronounced P1 antigen in bloodstains with a prescription of up to 1 year; the method is of high sensitivity and specificity, it ensures an objective registration of results...

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..Sophora contains also an incomplete partial PHA anti-B2 of the blocking type. As for extracts, they obviously do not contain PHA to erythrocytes of animals...

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..AFL also showed significant in vitro antiproliferative activity towards J774 and P388D1 murine cancer cell lines...

..This allows the conclusion that suspected cases must be subjected to more rigorous clinical-laboratory evaluation, with strengthening of epidemiological investigations in the search of other etiologies...

..It opens the possibility of isotype-specific monitoring of anti-A/B antibodies levels after ABO-incompatible solid organ and stem cell transplantation...

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..pylori ELISA. Notably, the sensitivities of both IHAs varied in subgroups of patients between 48-95%. Based on the validation, the IgG-ELISA is superior to both IHAs tested, and therefore, should be used in routine diagnostics...

..In summary, it is important to inform clinicians about the limitations of the tests used and it would be very helpful to stage a European or worldwide conference to establish accepted rules for the diagnosis of Lyme borreliosis...

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..In conclusion, both the IgM-ELISA tests using SA and DEA and the IHA using SA are not different in diagnosis of human leptospirosis. SA is the most suitable antigen for detection of leptospiral antibody by IgM ELISA and IHA...

..These results indicate that type A HA(+)-PTX binds to oligosaccharides through HA1...

..These results suggested that AAL probably was a representative of a large protein family, which plays important physiological roles in mushroom...

..paragallinarum haemagglutinin was confirmed by haemagglutination of chicken red blood cells and reactivity, in a Western blot, with the monoclonal antibody specific for the serovar A haemagglutinin...

..The lectin exhibited potent mitogenic activity toward mouse splenocytes. The hemagglutinating activity of the lectin was inhibited by lactose, sialic acid and inulin...

..It has been established that these substances are extracellular lectins with high activity and carbohydrate specificity to fructose-1.6-di phosphate, N-acetylneuraminic acid and glucose derivatives: D-glucuronic acid and D-glucosamine...

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..In contrast, mono- and bis-mannosyl fullerenols were found to decrease the activity for both aggregating erythrocytes and binding to RCA(120), and mono-mannosyl fullerenols turned to binding to alpha-D-mannose specific lectin (Con A)...

..Also, asialo-rabbit erythrocytes lost there binding specificity towards the lectin. The findings indicated an O-acetyl neuraminic acid specificity of the lectin...

..The lectins were partially purified using ammonium sulfate precipitation technique. Each of the lectin was found to be precipitated at 40-50% saturation of ammonium sulfate, yielding about 80% of lectin activity...

..Together these results suggest that this lectin may contribute to the attachment of conidia to the extracellular matrix components through the recognition of the numerous terminal sialic acid residues of their carbohydrate chains...

..2-positive dogs. The GEL test is a reliable and rapid clinical laboratory method for identification of DEA 1.1. The MSU test requires Coombs' reagent for identification of DEA 1.1 and 1.2...

..The modified GEL and TUBE tests appear to be reliable clinical laboratory methods for feline blood typing...

..The antibacterial activity of these lectins may provide an effective defense against invading microbes in the amphibian Bufo arenarum...

..From our results we conclude that E. coli K99 and TGEV interact with different sialoglycoconjugates to establish an intestinal infection. The implications for the enteropathogenicity of TGEV are discussed...

..Commercial vaccines containing Kume serovars A-1, A-2, B-1, and C-2 may provide better protection than those bi- or trivalent infectious coryza vaccines currently used in Mexico...

..These results suggest that the N-terminus of FHA interacts with FhaC, and that as a result FHA is transported across the outer membrane...

..The lectin agglutinated dog, chicken, horse, goose, and human erythrocytes and inhibited the growth of the fungi Fusarium oxysporum, Fusarium solani, and Colletotrichum musae...

..These results confirmed that the conjugation of WGA onto PLGA nanoparticles effectively improved the intestinal absorption of TP5 due to specific bioadhesion on GI cell membrane...

..However, HmRip 1, 2, and 4 having equal affinity for galactose and l-rhamnose do not strictly fit into any of the four structural classes of the lectins and represent a new class of type II Rips and plant lectins...

..As the results, a great amount of rabbit anti-Tp-IgM antibodies were found on the surface of the crude antigen, whereas only a trace amount was detected on the purified antigens.(ABSTRACT TRUNCATED AT 250 WORDS)..

..So far, 29 different O-polysaccharide (OPS, O-antigen) structures in Hafnias LPSs have been established and for some of them the molecular basis of the serological activity has been elucidated...

..The hemagglutination tests revealed that at least two domains can mediate the agglutination of rat erythrocytes...

Hospital transfusion services and blood centers still use manual hemagglutination tests for most of their serological procedures...

..of filter hybridization correlated well with histopathological diagnosis of parvovirus infection and with hemagglutination tests performed on dog faeces...

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..M. pneumoniae antibody was negative in all the patients except 3 and old hemagglutination tests were positive in only 4 patients. The chest X-ray examinations showed a mild increase in the hilar shadow...

..Immuno fluorescence (immunoglobulin M and immunoglobulin G) and hemagglutination tests for T cruzi were positive, and abundant T cruzi amastigotes were readily identified in myocardial biopsy ..

..properties, but differ in carbohydrate specificity, were shown to exhibit opposite temperature profiles in hemagglutination tests. The galactophilic PA-IL, which interacts with the erythrocyte I antigen (together with B or P system ..

..blood group A could be divided into blood group A(clotting) and blood group A(not clotting) in hemagglutination tests. Pig A substance was expressed in the lung and kidney in blood group A pigs, but we could not detect pig A ..

..ABO groups in pigs are commonly an unknown variable, which has been previously assessed by means of hemagglutination tests or immunohistochemical procedures on tissues...

..The diagnosis was verified by computed tomography, magnetic resonance imaging, and hemagglutination tests. To the best of our knowledge, this is the second case in the literature of hydatid cysts involving both ..

..The aim of this study was to investigate the prevalence of HCV among bilharzia patients...

..In hemagglutination tests, only one anti-D serum with G3m(b0b1) reacted with macroglobulin KI...

..through testing sera determined to be nonreactive with rapid plasma reagin and Treponema pallidum hemagglutination tests, calculating the sample size (456) on the confidence interval (CI) required...

..3. Viral inactivation was performed by pasteurization for 10 h at 60 degrees C. The bovine albumin for the hemagglutination tests used in immunohematology was submitted to chemical treatment with 0.06% (w/v) glutaraldehyde and 0...

..The titer change of AIV was determined by hemagglutination tests. Cytopathic effect of Madin Darby canine kidney (MDCK) cells was monitored by inverted fluorescence ..

..b>Hemagglutination tests, DNA extraction, PCR-RFLP, reticulocyte RNA isolation, RT-PCR cDNA analyses, cloning, and sequencing were ..

..Specific hemagglutination tests for hydatid cyst were positive...

..As prevalence and intensity decrease, the benefit of increased sensitivity using the PCR must be weighed against additional costs...

..Chronological changes in the dog's prevalence for heartworm infection in the three consecutive years and the role of the epidemiological factors in the changes of the positive rates were evaluated...

..The haemolymph of adult, male or intermoult stage prawns weighing more than 100 g had the highest haemagglutinating activity as compared to their respective counterparts with varied responses observed towards various erythrocytes...

..To investigate the changes in pretransfusion testing during the switch from the agglutination tube test to the gel test...

..726). Five reagent batches successively produced proved to be reproducible. Thus, the improved indirect hemagglutination test seems to be useful for public health laboratories...

..In this study, we generated chimeric virus like particles (cVLPs) composed of HPV-6b L1, HPV-6b L2 and one artificial HPV-16 mE7 proteins...

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..This cell adhesion model will be useful for investigating the molecular basis of gamete binding and the induction of acrosomal exocytosis in the pig...

..Immunoelectrophoretic studies indicated that the O antigen is often represented by more than one precipitation line and that true K antigens occur in Aeromonas...

..These data may suggest new perspective to modulate the balance between cell growth, cytokine production and programmed cell death therapeutically...

..Morphologically, the fimbriae were thin, rigid cylinders 2-5 microm in length and 35 nm in diameter, and the organella retained axial holes. This is the first study to have revealed the existence of type 1 fimbriae on S. boydii...

..The increased binding of mu-oxo bishaem and monomeric forms of FePPIX at 39 degrees C may reflect a defense strategy against reactive oxidants and a mechanism of dampening down the inflammatory response to maintain an ecological balance...

..In conclusion, our study supports the concept that subinhibitory concentrations of ciprofloxacin interfere with the process of host-parasite interactions such as adherence and toxin production...

..Additional research have to be made to specify the pathological importance and role in the disorders...

..Recombinant antigen 13 might be a good marker of treatment effectiveness, since 66.6% (six of nine) of the patients presented with an early regression to negativity for specific antibodies to this antigen (P = 0.002)...

..v. administration to nude mice. Thus, all measurements carried out indicate that this type of Span 80 vesicle can be considered as promising alternatives to conventional phospholipid-based vesicles...

..The results indicate that, in addition to other parameters, haemagglutination brought about by SCC has an important role in the feeding efficiency of T. brasiliensis...

..2+/-0.3%) similar to that of R(low) (1.1+/-0.1%). This is the first study documenting the invasiveness of M. synoviae strains for non-phagocytic chicken cells...

..Considering the suitability for automation, both immunoassays may represent a good choice as a screening test. However, the use of a confirmatory test, such as TPHA or WB, remains a must in order to avoid false-positive results...

..Hemagglutinating (lectin) activity was associated with parasporal proteins of nine isolates. There was little correlation between insecticidal activity and lectin activity...

..Understanding the host genetic determinants of disease severity in S. aureus infections will advance our understanding of staphylococcal pathogenesis and will enable key advances in protecting the public health from this pathogen. ..

..The results of this project will provide a comprehensive description of the HIV-1 C envelope genes and the placental environment conducive to in utero HIV-1 C MTCT. ..

..abstract_text> ..

..The results of this project will provide a comprehensive description of the HIV-1 C envelope genes and the placental environment conducive to in utero HIV-1 C MTCT. ..

..Understanding the host genetic determinants of disease severity in S. aureus infections will advance our understanding of staphylococcal pathogenesis and will enable key advances in protecting the public health from this pathogen. ..

..abstract_text> ..

..These preliminary studies will be crucial for determining if HIV-1 is employing its carbohydrate sequences as functional groups to mediate immune suppression. ..

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..Finally, the breadth and protective efficacy of immune responses elicted by a SHIV-1 VLP containing an envelope representing the consensus envelope sequence of clade C (Con C) will be evaluated with a clade B SHIV challenge. ..

..The knowledge gained will be applicable to a new subtype of influenza if and when a new pandemic begins. ..

..These studies will provide important insights about the impact of malnutrition on HIV treatment response and will therefore guide future efforts to optimize treatment for persons with both malnutrition and HIV. ..

..These studies will provide important insights about the impact of malnutrition on HIV treatment response and will therefore guide future efforts to optimize treatment for persons with both malnutrition and HIV. ..

..Finally, the breadth and protective efficacy of immune responses elicted by a SHIV-1 VLP containing an envelope representing the consensus envelope sequence of clade C (Con C) will be evaluated with a clade B SHIV challenge. ..

..Understanding the host genetic determinants of disease severity in S. aureus infections will advance our understanding of staphylococcal pathogenesis and will enable key advances in protecting the public health from this pathogen. ..

..aureus infections will advance our understanding of staphylococcal pathogenesis and will enable key advances in protecting the public health from this pathogen. ..

..This may be of particular help in protecting the elderly from influenza. ..

..The primary goal of this study is to carry out experiments complementing preliminary studies in support of this glycoconjugate-based model. ..

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..abstract_text> ..

..Accomplishing the aims of this proposal will contribute to improved clinical management of patients with S. aureus bacteremia, and will add to the understanding of S. aureus virulence factors. ..

..4) The team of investigators is strong, and has collaborated previously in successful research in PE. ..

..abstract_text> ..