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Acta Microbiologica Bulgarica最新文献

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Effect of oxadiarrhot on some mechanisms of the immune system. oxadiarhot对免疫系统某些机制的影响。
Acta Microbiologica Bulgarica Pub Date : 1993-01-01
Kh Neĭchev, V Dimov, I Mikhaĭlov, B Kenarova, E Ivanova, L Shirova, I Gagov
{"title":"Effect of oxadiarrhot on some mechanisms of the immune system.","authors":"Kh Neĭchev,&nbsp;V Dimov,&nbsp;I Mikhaĭlov,&nbsp;B Kenarova,&nbsp;E Ivanova,&nbsp;L Shirova,&nbsp;I Gagov","doi":"","DOIUrl":"","url":null,"abstract":"<p><p>The preliminary application of the preparation Oxadiarrhot has no effect on the progress and the result of bacterial and mixed (bacterial-viral) infections. In animals treated with the preparation antigen-reactive and antibody-productive cells show insignificant decrease in number. There is no essential influence of the preparation on the mononuclear phagocytes system--the alveolar macrophages and polymorphonuclears do not change their functions.</p>","PeriodicalId":35526,"journal":{"name":"Acta Microbiologica Bulgarica","volume":"30 ","pages":"25-31"},"PeriodicalIF":0.0,"publicationDate":"1993-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"19272282","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Influence of some physicochemical factors on dimethylterephthalate biodegradation. 一些理化因素对对苯二甲酸二甲酯生物降解的影响。
Acta Microbiologica Bulgarica Pub Date : 1993-01-01
L Tserovska, R Dimkov
{"title":"Influence of some physicochemical factors on dimethylterephthalate biodegradation.","authors":"L Tserovska,&nbsp;R Dimkov","doi":"","DOIUrl":"","url":null,"abstract":"<p><p>The mixed microbial culture 189 possesses high biodegradation capacity against dimethylterepthalate (DMT)--a basic substance in polyester fibres production and an environmental pollutant. The process of its degradation was followed and the effect of some external factors (pH, concentration, accompanying substrates) on the growth of the association was shown.</p>","PeriodicalId":35526,"journal":{"name":"Acta Microbiologica Bulgarica","volume":"30 ","pages":"67-71"},"PeriodicalIF":0.0,"publicationDate":"1993-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"19272288","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Virulence and susceptibility to phagocytosis of Pseudomonas pseudomallei R- and S-forms for ground squirrels (Citellus citellus L.). 假单胞菌R型和s型对地松鼠的毒力和吞噬敏感性。
Acta Microbiologica Bulgarica Pub Date : 1993-01-01
D Velianov, Kh Naĭdenski
{"title":"Virulence and susceptibility to phagocytosis of Pseudomonas pseudomallei R- and S-forms for ground squirrels (Citellus citellus L.).","authors":"D Velianov,&nbsp;Kh Naĭdenski","doi":"","DOIUrl":"","url":null,"abstract":"<p><p>Virulence and susceptibility to phagocytosis of Pseudomonas pseudomallei R- and S-forms for ground squirrels were studied. The alveolar macrophages and blood leucocytes (polymorphonuclear and mononuclear) was used. S-forms survived and multiplied intracellularly more actively in alveolar macrophages than R-forms and their virulence was considerably higher.</p>","PeriodicalId":35526,"journal":{"name":"Acta Microbiologica Bulgarica","volume":"30 ","pages":"11-6"},"PeriodicalIF":0.0,"publicationDate":"1993-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"18516296","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Kinetics of the gluconic acid biosynthesis by strain Aspergillus niger 13-73. 黑曲霉13-73合成葡萄糖酸的动力学研究。
Acta Microbiologica Bulgarica Pub Date : 1993-01-01
K Tsekova, A Vicheva
{"title":"Kinetics of the gluconic acid biosynthesis by strain Aspergillus niger 13-73.","authors":"K Tsekova,&nbsp;A Vicheva","doi":"","DOIUrl":"","url":null,"abstract":"<p><p>The kinetics of gluconic acid biosynthesis of the strain Aspergillus niger 13-73 by submerged cultivation in a medium containing 26% glucose was investigated. The maximum amount of the product was obtained at minimum biomass growth. The yield of the product compared to the theoretical one was 95% and the fermentation period was 42 hours. The results regarding the limitation theory are discussed.</p>","PeriodicalId":35526,"journal":{"name":"Acta Microbiologica Bulgarica","volume":"30 ","pages":"51-5"},"PeriodicalIF":0.0,"publicationDate":"1993-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"19272286","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Determination of ichthiomycin concentration by biological test with Cyprinus carpio L. 鲤鱼生物试验法测定鱼硫霉素浓度。
Acta Microbiologica Bulgarica Pub Date : 1993-01-01
Y Gameyska, K Popov, I Ognianov, R Tishinova, R Rachev
{"title":"Determination of ichthiomycin concentration by biological test with Cyprinus carpio L.","authors":"Y Gameyska,&nbsp;K Popov,&nbsp;I Ognianov,&nbsp;R Tishinova,&nbsp;R Rachev","doi":"","DOIUrl":"","url":null,"abstract":"<p><p>We have found out that one-year-old carps are extremely sensitive to ichthiomycin in concentrations between 25-125 micrograms/dm3. This fact permitted the use of biological methods for determination of ichthiomycin concentrations in cultural medium of Streptomyces levoris 1107 or crude preparations of the antibiotic.</p>","PeriodicalId":35526,"journal":{"name":"Acta Microbiologica Bulgarica","volume":"29 ","pages":"26-8"},"PeriodicalIF":0.0,"publicationDate":"1993-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"19494378","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Combined effect of selected antiviral substances of natural and synthetic origin. II. Anti-influenza activity of a combination of a polyphenolic complex isolated from Geranium sanguineum L. and rimantadine in vivo. 精选天然和合成抗病毒物质的联合作用。2天竺葵多酚复合物与金刚乙胺的体内抗流感活性。
Acta Microbiologica Bulgarica Pub Date : 1993-01-01
G Gegova, N Manolova, Iu Serkedzhieva, V Maksimova, S Uzunov, D Dzeguze, M Indulen
{"title":"Combined effect of selected antiviral substances of natural and synthetic origin. II. Anti-influenza activity of a combination of a polyphenolic complex isolated from Geranium sanguineum L. and rimantadine in vivo.","authors":"G Gegova,&nbsp;N Manolova,&nbsp;Iu Serkedzhieva,&nbsp;V Maksimova,&nbsp;S Uzunov,&nbsp;D Dzeguze,&nbsp;M Indulen","doi":"","DOIUrl":"","url":null,"abstract":"<p><p>The synergistic effect shown by the combination of a natural product, polyphenolic complex (PC) isolated from Geranium sanguineum L., and rimantadine (R) in vitro and in ovo [7], encouraged us to continue these studies by in vivo testing. A marked protective effect in experimental influenza virus A (H3N2) infection in mice was found when PC was applied nasally (i.n.) (1.0 mg/kg) only once 6 h before infection in combination with R applied orally in concentration 10.5 and 2.5 mg/kg 2h before and 2.24 and 48 h after viral inoculation (PI = 72.55%, 55% and 57.8% respectively).</p>","PeriodicalId":35526,"journal":{"name":"Acta Microbiologica Bulgarica","volume":"30 ","pages":"37-40"},"PeriodicalIF":0.0,"publicationDate":"1993-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"19272284","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Radiometric study on the invasion capability of Streptococcus pyogenes A49 L-forms in tissue cultures. 组织培养中化脓性链球菌a49l型侵袭能力的放射学研究。
Acta Microbiologica Bulgarica Pub Date : 1993-01-01
E Ivanova, S Andreeva, D Veljanov, A Raspopova
{"title":"Radiometric study on the invasion capability of Streptococcus pyogenes A49 L-forms in tissue cultures.","authors":"E Ivanova,&nbsp;S Andreeva,&nbsp;D Veljanov,&nbsp;A Raspopova","doi":"","DOIUrl":"","url":null,"abstract":"<p><p>By a radiometric method using C14 labelled amino acid mixture it was established that the Streptococcus pyogenes A49 L-forms cells invade tissue cultures MK and F in a similar degree as parent bacterium cells. The L-form cells are not able to enter the HeLa and Pulmo tissue culture cells but the parent bacterium cells produce well expressed peak of isotope take-up at the 8th hour of the observation.</p>","PeriodicalId":35526,"journal":{"name":"Acta Microbiologica Bulgarica","volume":"29 ","pages":"73-8"},"PeriodicalIF":0.0,"publicationDate":"1993-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"19494384","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Biodegradation of dimethylterephthalate by mixed microbial cultures. 混合微生物培养对对苯二甲酸二甲酯的生物降解。
Acta Microbiologica Bulgarica Pub Date : 1993-01-01
L Tserovska, R Dimkov
{"title":"Biodegradation of dimethylterephthalate by mixed microbial cultures.","authors":"L Tserovska,&nbsp;R Dimkov","doi":"","DOIUrl":"","url":null,"abstract":"<p><p>The microbial association 189 was isolated from soil treated with dimethylterephthalate (DMT) for a long time. The dynamics of its growth, respectively the degradation of the terephthalate ester known as an environmental pollutant has been studied.</p>","PeriodicalId":35526,"journal":{"name":"Acta Microbiologica Bulgarica","volume":"30 ","pages":"61-6"},"PeriodicalIF":0.0,"publicationDate":"1993-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"19272287","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Adjuvant activity of the Escherichia coli WF table L-form cytoplasmic membranes. 大肠杆菌WF表l型细胞质膜的佐剂活性。
Acta Microbiologica Bulgarica Pub Date : 1993-01-01
E Ivanova, B Kenarova, J Gumpert
{"title":"Adjuvant activity of the Escherichia coli WF table L-form cytoplasmic membranes.","authors":"E Ivanova,&nbsp;B Kenarova,&nbsp;J Gumpert","doi":"","DOIUrl":"","url":null,"abstract":"<p><p>It was established that the stable E. coli WF+ L-form cytoplasmic membranes (CM) increase the antibody response in rabbit during experimental hyperimmunization with cells of Streptococcus pyogenes A49 and Proteus mirabilis D52. Using the skin-induration test and the reaction for aggregation of macrophages in presence of homologous antigens it was established that CM increase the cell-mediated immunity of guinea-pigs to protein antigens of the same bacterial strains.</p>","PeriodicalId":35526,"journal":{"name":"Acta Microbiologica Bulgarica","volume":"29 ","pages":"54-60"},"PeriodicalIF":0.0,"publicationDate":"1993-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"19494383","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Antiherpes effect of Melissa officinalis L. extracts. 菝葜提取物的抗疱疹作用。
Acta Microbiologica Bulgarica Pub Date : 1993-01-01
Z Dimitrova, B Dimov, N Manolova, S Pancheva, D Ilieva, S Shishkov
{"title":"Antiherpes effect of Melissa officinalis L. extracts.","authors":"Z Dimitrova,&nbsp;B Dimov,&nbsp;N Manolova,&nbsp;S Pancheva,&nbsp;D Ilieva,&nbsp;S Shishkov","doi":"","DOIUrl":"","url":null,"abstract":"<p><p>Studies were carried out on the virucidal and antiviral effects of Melissa officinalis L. extracts (M1, M3, M3 and M4) with respect to Herpes simplex virus type 1 (HSV-1). Virucidal effect was registered within 3 and 6 hours of treatment using M4 administered in MTC. The remaining extracts inactivate the virus at the 12th and 24th hour. No significant values of inhibiting activity of M1, M2, and M3 on the same virus in vitro or in vivo were demonstrated. The presence of caffeic, rosmarinic and ferulic acids was demonstrated by thin-layer chromatography. Their role in the antiviral activity of M. officinalis L. is discussed.</p>","PeriodicalId":35526,"journal":{"name":"Acta Microbiologica Bulgarica","volume":"29 ","pages":"65-72"},"PeriodicalIF":0.0,"publicationDate":"1993-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"19374836","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
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