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    Wyświetlanie 1-11 z 11
    Tytuł:
    Preliminary studies on some avian diseases in Antarctic birds
    Autorzy:
    Leotta, Gerardo
    Cerda, Raul
    Coria, Nestor R.
    Montalti, Diego
    Powiązania:
    https://bibliotekanauki.pl/articles/2052401.pdf
    Data publikacji:
    2001
    Wydawca:
    Polska Akademia Nauk. Czytelnia Czasopism PAN
    Tematy:
    Antarctica
    birds
    Mycoplasma
    Salmonella
    Źródło:
    Polish Polar Research; 2001, 22, 3-4; 227-231
    0138-0338
    2081-8262
    Pojawia się w:
    Polish Polar Research
    Dostawca treści:
    Biblioteka Nauki
    Artykuł
    Tytuł:
    iTRAQ-based quantitative proteomics analysis reveals inhibitory mechanismsof the antimicrobial peptide MDAP-2 against Salmonella gallinarum
    Autorzy:
    Zhang, Y.
    Yu, S.
    Ying, X.
    Jia, B.
    Liu, L.
    Liu, J.
    Kong, L.
    Pei, Z.
    Ma, H.
    Powiązania:
    https://bibliotekanauki.pl/articles/2087299.pdf
    Data publikacji:
    2020
    Wydawca:
    Polska Akademia Nauk. Czytelnia Czasopism PAN
    Tematy:
    Salmonella gallinarum
    AMP
    iTRAQ
    inhibitory mechanism
    Źródło:
    Polish Journal of Veterinary Sciences; 2020, 23, 3; 405-414
    1505-1773
    Pojawia się w:
    Polish Journal of Veterinary Sciences
    Dostawca treści:
    Biblioteka Nauki
    Artykuł
    Tytuł:
    Prevalence and molecular characterization of Salmonella species associated with piglet diarrhea in North East India
    Autorzy:
    Kylla, H.
    Dutta, T.K.
    Roychoudhury, P.
    Subudhi, P.K.
    Lalsiamthara, J.
    Powiązania:
    https://bibliotekanauki.pl/articles/2087418.pdf
    Data publikacji:
    2019
    Wydawca:
    Polska Akademia Nauk. Czytelnia Czasopism PAN
    Tematy:
    Salmonella
    enterotoxin
    sequencing
    drug resistance
    piglets
    Źródło:
    Polish Journal of Veterinary Sciences; 2019, 4; 797-793
    1505-1773
    Pojawia się w:
    Polish Journal of Veterinary Sciences
    Dostawca treści:
    Biblioteka Nauki
    Artykuł
    Tytuł:
    Evaluation of Lactobacillus spp. and yeast based probiotic (Lavipan) supplementation for the reduction of Salmonella Enteritidis after infection of broiler chickens
    Autorzy:
    Smialek, M.
    Kaczorek, E.
    Szczucińska, E.
    Burchardt, S.
    Kowalczyk, J.
    Tykałowski, B.
    Koncicki, A.
    Powiązania:
    https://bibliotekanauki.pl/articles/2087578.pdf
    Data publikacji:
    2019
    Wydawca:
    Polska Akademia Nauk. Czytelnia Czasopism PAN
    Tematy:
    chicken
    probiotic
    Salmonella Enteritidis
    serological response
    Źródło:
    Polish Journal of Veterinary Sciences; 2019, 1; 5-10
    1505-1773
    Pojawia się w:
    Polish Journal of Veterinary Sciences
    Dostawca treści:
    Biblioteka Nauki
    Artykuł
    Tytuł:
    Antimicrobial susceptibility of Salmonella spp.strains isolated from free-living birds
    Autorzy:
    Krawiec, M.
    Rusiecki, S.
    Kuczkowski, M.
    Wieliczko, A.
    Powiązania:
    https://bibliotekanauki.pl/articles/2087858.pdf
    Data publikacji:
    2017
    Wydawca:
    Polska Akademia Nauk. Czytelnia Czasopism PAN
    Tematy:
    Salmonella spp.
    antimicrobial susceptibility
    resistance
    wild birds
    Źródło:
    Polish Journal of Veterinary Sciences; 2017, 4; 635-642
    1505-1773
    Pojawia się w:
    Polish Journal of Veterinary Sciences
    Dostawca treści:
    Biblioteka Nauki
    Artykuł
    Tytuł:
    A recently developed approach in tumor therapy using Salmonella
    Autorzy:
    Gharbavi, M.
    Karimkhanlooei, G.
    Amani, J.
    Kashiazari, P.
    Sharafi, A.
    Powiązania:
    https://bibliotekanauki.pl/articles/2097086.pdf
    Data publikacji:
    2020
    Wydawca:
    Polska Akademia Nauk. Czytelnia Czasopism PAN
    Tematy:
    cancer therapy
    combination therapy
    Salmonella
    tumor targeting
    Opis:
    There are three main approaches in cancer treatment: surgery, chemotherapy, and radiotherapy. Recently, the use of bioengineered bacteria as therapeutic agents has been shown to have some valuable properties in the treatment of cancer, which do not exist in conventional approaches. Bacteria in particular can target tumors, and they can preferentially proliferate and accumulate within tumors and inhibit the growth of cancer cells by inducing cytotoxicity. Thus, bacteria can be easily detected in tumor sites. Moreover, bacteria-derived factors exert an immunostimulatory effect. Over the past decade, Salmonella, Clostridium, and other bacterial genera have been shown to inhibit tumor growth and promote the survival rate in animal models. Clinical trials for cancer treatment with bacteria have shown improved results by combination with other therapeutic methods such as chemotherapy or radioactive agents. This review is an effort to introduce the use of healthy bacteria in tumor therapy. We specifically focus on Salmonella, which has been extensively used in tumor therapy. Therefore, in this review study, we discuss the merits, mechanisms, and attenuated strains of a combination therapy compared to other therapeutic approaches in Salmonella-mediated cancer therapy.
    Źródło:
    BioTechnologia. Journal of Biotechnology Computational Biology and Bionanotechnology; 2020, 101, 3; 253-267
    0860-7796
    Pojawia się w:
    BioTechnologia. Journal of Biotechnology Computational Biology and Bionanotechnology
    Dostawca treści:
    Biblioteka Nauki
    Artykuł
    Tytuł:
    Antibacterial effects of hydrogen peroxide and caprylic acid on selected foodborne bacteria
    Autorzy:
    Výrostková, J.
    Pipová, M.
    Semjon, B.
    Jevinová, P.
    Regecová, I.
    Maľová, J.
    Powiązania:
    https://bibliotekanauki.pl/articles/2087285.pdf
    Data publikacji:
    2020
    Wydawca:
    Polska Akademia Nauk. Czytelnia Czasopism PAN
    Tematy:
    antibacterial activity
    caprylic acid
    hydrogen peroxide
    Listeria monocytogenes Salmonella
    Źródło:
    Polish Journal of Veterinary Sciences; 2020, 23, 3; 439-446
    1505-1773
    Pojawia się w:
    Polish Journal of Veterinary Sciences
    Dostawca treści:
    Biblioteka Nauki
    Artykuł
    Tytuł:
    Optimization of Salmonella enteritidis recombinant heat shock protein 60 production
    Autorzy:
    Rainczak, K.
    Bajzert, J.
    Galli, J.
    Selera, A.
    Wieliczko, A.
    Borkowski, J.
    Stefaniak, T.
    Powiązania:
    https://bibliotekanauki.pl/articles/31046.pdf
    Data publikacji:
    2011
    Wydawca:
    Polska Akademia Nauk. Czytelnia Czasopism PAN
    Tematy:
    HSP60 protein
    Salmonella enteritidis
    heat shock protein
    host
    Escherichia coli
    Opis:
    The aim of the study was to optimize conditions for producing Salmonella Enteritidis recombinant heat shock protein 60 (rHsp60). Seven Escherichia coli host strains (Rosetta, Turner, C41, C43, Origami, BL21pLys, Rosetta pLys) were transformed by a recombinant plasmid containing Hsp60 gene from Salmonella Enteritidis, and then cultured and induced by isopropyl-β-D-thiogalactopyranoside (IPTG). The highest S. Enteritidis rHsp60 yield was obtained using E. coli strain C41. Induction of this strain using IPTG allowed the yield 400 μg of S. Enteritidis Hsp60 protein/2L of culture, but by autoinduction the yield exceeded 800 μg/2L.
    Źródło:
    Polish Journal of Veterinary Sciences; 2011, 14, 1
    1505-1773
    Pojawia się w:
    Polish Journal of Veterinary Sciences
    Dostawca treści:
    Biblioteka Nauki
    Artykuł
    Tytuł:
    The role of complement activity in the sensitivity of Salmonella O48 strains with sialic acid-containing lipopolysaccharides to the bactericidal action of normal bovine serum
    Autorzy:
    Bugla-Ploskonska, G
    Futoma-Koloch, B.
    Rybka, J.
    Gamian, A.
    Doroszkiewicz, W.
    Powiązania:
    https://bibliotekanauki.pl/articles/32048.pdf
    Data publikacji:
    2010
    Wydawca:
    Polska Akademia Nauk. Czytelnia Czasopism PAN
    Tematy:
    bacterial strain
    Salmonella
    normal bovine serum
    sensitivity
    sialic acid
    lipopolysaccharide
    bactericidal activity
    animal tissue
    glycoconjugation
    microorganism
    Enterobacteriaceae
    Opis:
    Sialic acids are important constituents of animal tissue glycoconjugates and are also present in the antigens of some bacterial strains. Capsular polysaccharides with sialic acid (NeuAc) have been extensively studied with regard to sensitivity to the bactericidal action of serum, whereas little is known in this regard about lipopolysaccharides (LPS) which contain NeuAc. Strains of Salmonella 048, able to infect animals and containing the same structures of LPS with NeuAc, were examined for their susceptibility to the bactericidal action of normal bovine serum (NBS). The strains showed varied sensitivity to the bactericidal action of NBS, which indicates that the expression of LPS containing NeuAc residues is not critical for the strains' resistance to the serum's activity. In this study the mechanisms of complement activation responsible for killing serum-sensitive Salmonella 048 rods by NBS were also established. Three such mechanisms were distinguished: activation of the classi- cal/lectin pathways, important (decisive) in the bactericidal mechanism of complement activation, parallel activation of the classical/lectin and alternative pathways, and independent activation of the classical and lectin or the alternative pathway.
    Źródło:
    Polish Journal of Veterinary Sciences; 2010, 13, 1; 53-62
    1505-1773
    Pojawia się w:
    Polish Journal of Veterinary Sciences
    Dostawca treści:
    Biblioteka Nauki
    Artykuł
    Tytuł:
    Cellular immune response of pigeons in the conditions of endotoxin fever and pyrogenic tolerance
    Autorzy:
    Dudek, K.
    Bednarek, D.
    Powiązania:
    https://bibliotekanauki.pl/articles/30231.pdf
    Data publikacji:
    2011
    Wydawca:
    Polska Akademia Nauk. Czytelnia Czasopism PAN
    Tematy:
    cellular immune response
    endotoxin fever
    fever
    pigeon
    pyrogenic tolerance
    bird
    Escherichia coli
    defense mechanism
    bacteria
    Salmonella
    Pseudomonas
    peripheral blood
    immunophenotyping
    Opis:
    The aim of this study was to investigate changes in selected parameters of cellular immune response in the conditions of endotoxin fever and pyrogenic tolerance in pigeons. On the first day of observation the experimental birds (n=18) were intravenously injected with Escherichia coli LPS at a dose of 10 μg/kg b.w., while the control animals (n=6) received apyrogenic physiological saline also in the form of injection. On the second and the third day of the experiment LPS was injected additionally at 24 h intervals. Four and a half hours after the saline and pyrogen administration blood samples were collected from the control and experimental pigeons. The following immunological assays were performed: WBC, leucogram and immunophenotyping of lymphocyte subsets in peripheral blood, i.e. CD 3+ (T lymphocytes), CD 4+ (T helper lymphocytes) and CD 8+ (T suppressor/ cytotoxic lymphocytes) cells. In the conditions of endotoxin fever (i.e. after the first LPS injection) leucopenia, monocytopenia, heterophilia and eosinophilia were observed. Additionally, the immunophenotyping of peripheral blood lymphocytes indicated an increase in percentage of CD 3+, CD 4+ and CD 8+ cells in response to the single injection of LPS. In contrast, the consecutive injections of LPS, which created a pyrogenic tolerance effect, caused a decrease in WBC value, heteropenia, eosinopenia and lymphocytosis. Moreover, during this state an increase in percentage of CD 3+ and CD 8+ cells was demonstrated in contrast to the percentage of CD 4+ lymphocytes. The general tendencies in cellular immune response of the affected pigeons in the conditions of endotoxin fever and pyrogenic tolerance aim at activation of defence mechanisms against LPS for its prompt elimination from the animal’s organism.
    Źródło:
    Polish Journal of Veterinary Sciences; 2011, 14, 1
    1505-1773
    Pojawia się w:
    Polish Journal of Veterinary Sciences
    Dostawca treści:
    Biblioteka Nauki
    Artykuł
    Tytuł:
    Simultaneous occurrence of selected food-borne bacterial pathogens on bovine hides, carcasses and beef meat
    Autorzy:
    Wieczorek, K.
    Osek, J.
    Powiązania:
    https://bibliotekanauki.pl/articles/31438.pdf
    Data publikacji:
    2010
    Wydawca:
    Polska Akademia Nauk. Czytelnia Czasopism PAN
    Tematy:
    simultaneous occurrence
    bacterial pathogen
    bovine hide
    bovine carcass
    beef meat
    food-borne pathogen
    food safety
    salmonella
    Listeria monocytogenes
    Campylobacter
    Campylobacter jejuni
    Opis:
    The aim of this study was to determine the simultaneous occurence of Salmonella spp., L. monocytogenes, verotoxigenic E. coli (VTEC), and Campylobacter spp. in slaughtered cattle and in beef meat subjected for human consumption. A total of 406 bovine hides and 406 corresponding carcasses were used to collect the samples with a swab method after exsanguination and evisceration of animals, respectively. Furthermore, 362 beef meat samples were purchased in local retail shops over the same period of time as for the bovine samples. Food-borne bacterial pathogens were identified with standard ISO methods with some modification by the use of PCR for VTEC. The isolated bacteria were then molecularly speciated (Campylobacter), serotyped (L. monocytogenes) and characterized for the presence of several virulence marker genes (VTEC and Campylobacter). It was found that 49 hide (12.1%) and 3 (0.7%) carcass samples were contaminated with more than one bacterial pathogen tested. Most of the hides were positive for Campylobacter spp. and VTEC (27 samples) and Campylobacter spp. together with L. monocytogenes (12 samples). Eight bovine hides contained L. monocytogenes and VTEC while L. monocytogenes and Salmonella spp. were detected in one sample. Furthermore, 3 pathogens (Campylobacter spp., L. monocytogenes and VTEC) were simultaneously identified in one bovine hide tested. In case of bovine carcasses 2 samples contained Campylobacter spp. and VTEC whereas one carcass was positive for L. monocytogenes and VTEC. On the other hand, 10 out of 362 (2.8%) minced beef samples were contaminated with at least two pathogens tested. The majority of these samples were contaminated with L. monocytogenes and Salmonella spp. (6 samples). It was noticed that equal number of C. jejuni and C. coli were found, irrespective of the origin of the samples. Most of the strains possessed more than one pathogenic factor as identified by PCR. Molecular serotyping of L. monocytogenes revealed that the majority of the isolates (27 out of 31; 87.1%) belonged to 1/2a serogroup. It was found that most of the VTEC isolates possessed the Shiga toxin stx2 gene (12 strains) whereas only 2 strains were stx1-positive. The eneterohemolysin and intimin markers were identified only in 7 and 2 isolates, respectively. PCR analysis revealed that 4 VTEC belonged to O91 serogroup, 2 strains were O145 and 1 isolate was identified as O113. None of the VTEC detected in the study was O157 serogroup.
    Źródło:
    Polish Journal of Veterinary Sciences; 2010, 13, 4
    1505-1773
    Pojawia się w:
    Polish Journal of Veterinary Sciences
    Dostawca treści:
    Biblioteka Nauki
    Artykuł
      Wyświetlanie 1-11 z 11

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