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Acta microbiologica Academiae Scientiarum Hungaricae最新文献

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The microscopical pattern of growth of Mycobacterium leprae-murium "Douglas" in microcolonies. 麻风分枝杆菌“道格拉斯”微菌落生长的显微模式。
Acta microbiologica Academiae Scientiarum Hungaricae Pub Date : 1982-01-01
L Sula, M Matĕjka, J Málková, J Primusová
{"title":"The microscopical pattern of growth of Mycobacterium leprae-murium \"Douglas\" in microcolonies.","authors":"L Sula,&nbsp;M Matĕjka,&nbsp;J Málková,&nbsp;J Primusová","doi":"","DOIUrl":"","url":null,"abstract":"<p><p>A thin section technique of Ogawa egg yolk culture medium inoculated with Mycobacterium leprae-murium was found to reveal microscopical growth of the strain which could not be demonstrated by macroscopical examination. A peculiar structure of the growth, characterized by many lytic spots different in size, was observed indicating the possible presence of a temperate phage which may interfere with the synthesis of nucleic acids needed for the active multiplication of M. leprae-murium.</p>","PeriodicalId":75387,"journal":{"name":"Acta microbiologica Academiae Scientiarum Hungaricae","volume":"29 4","pages":"285-8"},"PeriodicalIF":0.0,"publicationDate":"1982-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"17817411","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
Effect of ionizing radiation on chemical and biological properties of Salmonella minnesota R595 lipopolysaccharide. 电离辐射对明尼苏达沙门氏菌R595脂多糖化学生物学特性的影响
Acta microbiologica Academiae Scientiarum Hungaricae Pub Date : 1982-01-01
M El Sabbagh, C Galanos, L Bertók, G Füst, O Lüderitz
{"title":"Effect of ionizing radiation on chemical and biological properties of Salmonella minnesota R595 lipopolysaccharide.","authors":"M El Sabbagh,&nbsp;C Galanos,&nbsp;L Bertók,&nbsp;G Füst,&nbsp;O Lüderitz","doi":"","DOIUrl":"","url":null,"abstract":"<p><p>Lipopolysaccharide of the Salmonella minnesota Re mutant R595 was irradiated with 60Co gamma doses of 50, 100, 150 and 200 kGy. The irradiated preparations were less toxic, less active in the Shwartzman reaction and as activators of the complement system, but they had retained the protection activity against the lethal action of endotoxin. The irradiation resulted in a dose-dependent decrease in the amounts of constituents (glucosamine, KDO, fatty acids) of the original lipopolysaccharide. With increasing irradiation doses increasing amounts of the irradiated material became dialysable (up to 21% in the 200 kGy sample). Only 50% of total fatty acids were present in the 200 kGy preparation compared to the parent lipopolysaccharide. The degradation products formed during irradiation have not been identified.</p>","PeriodicalId":75387,"journal":{"name":"Acta microbiologica Academiae Scientiarum Hungaricae","volume":"29 4","pages":"255-61"},"PeriodicalIF":0.0,"publicationDate":"1982-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"18201518","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
A new Salmonella serotype Salmonella arizonae (47:1, v:z) with dulcitol positive and H2S negative variants. 一种新的亚利桑那沙门氏菌血清型(47:1,v:z)，具有dulcitol阳性和H2S阴性变体。
Acta microbiologica Academiae Scientiarum Hungaricae Pub Date : 1982-01-01
M M Adám, M Kádár
{"title":"A new Salmonella serotype Salmonella arizonae (47:1, v:z) with dulcitol positive and H2S negative variants.","authors":"M M Adám,&nbsp;M Kádár","doi":"","DOIUrl":"","url":null,"abstract":"","PeriodicalId":75387,"journal":{"name":"Acta microbiologica Academiae Scientiarum Hungaricae","volume":"29 4","pages":"289-91"},"PeriodicalIF":0.0,"publicationDate":"1982-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"18201520","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
Stimulatory effect of herbicide 2,4-D on the heterotrophic microbial community in the water of three fish ponds. 除草剂2,4- d对3个鱼塘水体异养微生物群落的刺激作用。
Acta microbiologica Academiae Scientiarum Hungaricae Pub Date : 1982-01-01
B B Jana, U K De
{"title":"Stimulatory effect of herbicide 2,4-D on the heterotrophic microbial community in the water of three fish ponds.","authors":"B B Jana,&nbsp;U K De","doi":"","DOIUrl":"","url":null,"abstract":"<p><p>Herbicide 2,4-D at a dosage of 500 mg l-1 stimulated the proliferation of the heterotrophic bacterial community present in the water of three fish ponds over a period of one year. 2,4-D due to its toxic action might kill the planktonic algal population occurring in the pond water, which on degradation generated more nutrients conductive to bacterial proliferation. The microbial density in different hours were closely correlated (p less than 0.01 less than 0.05) with the variations of each of NH4-N, NO2-N and specific conductivity of water, while the relationship between the former and PO4-P was reciprocal (P less than 0.001).</p>","PeriodicalId":75387,"journal":{"name":"Acta microbiologica Academiae Scientiarum Hungaricae","volume":"29 2","pages":"77-82"},"PeriodicalIF":0.0,"publicationDate":"1982-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"18152296","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
[Use of the rabbit testicular cells in the plaque assay for herpesvirus hominis type 1 and 2]. [兔睾丸细胞在1型和2型人疱疹病毒斑块试验中的应用]。
Acta microbiologica Academiae Scientiarum Hungaricae Pub Date : 1982-01-01
K D Thiel, P Wutzler, H Schweizer
{"title":"[Use of the rabbit testicular cells in the plaque assay for herpesvirus hominis type 1 and 2].","authors":"K D Thiel,&nbsp;P Wutzler,&nbsp;H Schweizer","doi":"","DOIUrl":"","url":null,"abstract":"","PeriodicalId":75387,"journal":{"name":"Acta microbiologica Academiae Scientiarum Hungaricae","volume":"29 1","pages":"67-8"},"PeriodicalIF":0.0,"publicationDate":"1982-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"17345566","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
Leukocyte migration inhibition (LMI) by a specific antigen in human toxoplasmosis. 人类弓形虫病中一种特异性抗原对白细胞迁移的抑制作用。
Acta microbiologica Academiae Scientiarum Hungaricae Pub Date : 1982-01-01
A Ferencz, G Nyerges, M Jankó
{"title":"Leukocyte migration inhibition (LMI) by a specific antigen in human toxoplasmosis.","authors":"A Ferencz,&nbsp;G Nyerges,&nbsp;M Jankó","doi":"","DOIUrl":"","url":null,"abstract":"<p><p>The diagnostic value of the leukocyte migration inhibition test was examined by comparing it to other specific laboratory methods i.e. complement fixation, indirect haemagglutination and skin test in 10 patients with acquired lymphoglandular toxoplasmosis. In the acute phase the serological tests gave more reliable results than did the LMI test. In subacute and chronic cases, however, there was a good correlation between dermal reactivity and LMI test. LMI is believed to represent a specific test for the detection of cellular hypersensitivity in human toxoplasmosis and so it can be used as a non-invasive method instead of dermal tests.</p>","PeriodicalId":75387,"journal":{"name":"Acta microbiologica Academiae Scientiarum Hungaricae","volume":"29 3","pages":"209-11"},"PeriodicalIF":0.0,"publicationDate":"1982-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"18183719","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
Escherichia coli strains isolated from surface waters. Distribution by resistance to antibiotics and R-plasmid transfer. 从地表水中分离的大肠杆菌菌株。通过抗生素耐药性和r质粒转移进行分布。
Acta microbiologica Academiae Scientiarum Hungaricae Pub Date : 1982-01-01
J Lantos, M Hegedüs, M Zsigó
{"title":"Escherichia coli strains isolated from surface waters. Distribution by resistance to antibiotics and R-plasmid transfer.","authors":"J Lantos,&nbsp;M Hegedüs,&nbsp;M Zsigó","doi":"","DOIUrl":"","url":null,"abstract":"<p><p>Samples were taken from surface waters in Csongrád county in the months March through December, 1980. Escherichia coli isolates selected at random were tested for resistance to 5 antibiotics and for R-plasmid carriership. Of the strains isolated from Tisza river at each of 8 sampling sites, 50-60% were sensitive to all the 5 antibiotics. The percentage of sensitivity was much lower if only the strains isolated during the summer months, when the water level was high, or those isolated from affluents and backwaters were taken into account. The frequency of resistance was the highest for tetracycline, followed in order by ampicillin, streptomycin, kanamycin and chloramphenicol. R-plasmid was carried by 43% of the resistant isolates tested, mainly by multiresistant ones.</p>","PeriodicalId":75387,"journal":{"name":"Acta microbiologica Academiae Scientiarum Hungaricae","volume":"29 3","pages":"161-71"},"PeriodicalIF":0.0,"publicationDate":"1982-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"17815635","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
A provisional chromosome map of Shigella and the regions related to pathogenicity. 志贺氏菌的临时染色体图和与致病性有关的区域。
Acta microbiologica Academiae Scientiarum Hungaricae Pub Date : 1982-01-01
V G Petrovskaya, T A Licheva
{"title":"A provisional chromosome map of Shigella and the regions related to pathogenicity.","authors":"V G Petrovskaya,&nbsp;T A Licheva","doi":"","DOIUrl":"","url":null,"abstract":"<p><p>Based on the literature and the authors' studies, the genetic markers of Shigella and the chromosome regions connected with pathogenicity are listed. A provisional map of Shigella chromosome and another provisional map indicating the chromosomal regions related to Shigella virulence have been constructed. Both maps could be useful for further genetic investigations of Shigella.</p>","PeriodicalId":75387,"journal":{"name":"Acta microbiologica Academiae Scientiarum Hungaricae","volume":"29 1","pages":"41-53"},"PeriodicalIF":0.0,"publicationDate":"1982-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"18093928","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
Anthrax-specific "AP 50-like" phages isolated from Bacillus cereus strains. 蜡样芽孢杆菌株炭疽特异性“ap50样”噬菌体的分离。
Acta microbiologica Academiae Scientiarum Hungaricae Pub Date : 1982-01-01
E Nagy, G Ivánovics
{"title":"Anthrax-specific \"AP 50-like\" phages isolated from Bacillus cereus strains.","authors":"E Nagy,&nbsp;G Ivánovics","doi":"","DOIUrl":"","url":null,"abstract":"<p><p>Phages exerting a specific action on Bacillus anthracis were isolated from mitomycin C-induced concentrated lysates of 5 Bacillus cereus strains producing megacin A (phospholipase A). In electron micrographs the phages closely resembled the anthrax-specific, lipid containing phage AP 50 isolated earlier from soil sample. The phages were similar to AP 50 also in their antigenic and chemical structure, host range and sensitivity to organic solvents, detergents and caesium chloride. The DNA character of AP 50 nucleic acid was shown by agarose gel electrophoresis. AP 50 and related phages seem to represent a separate group of phages acting on Bacillus strains.</p>","PeriodicalId":75387,"journal":{"name":"Acta microbiologica Academiae Scientiarum Hungaricae","volume":"29 2","pages":"89-98"},"PeriodicalIF":0.0,"publicationDate":"1982-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"17865390","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
Humoral immune function and experimental Escherichia coli infection in splenectomized dogs. 脾切除犬体液免疫功能及实验性大肠杆菌感染。
Acta microbiologica Academiae Scientiarum Hungaricae Pub Date : 1982-01-01
I Dankó
{"title":"Humoral immune function and experimental Escherichia coli infection in splenectomized dogs.","authors":"I Dankó","doi":"","DOIUrl":"","url":null,"abstract":"<p><p>Intravenous administration of sheep red blood cells resulted in a deficient initial antibody response and provoked a much lower concentration of plaque forming cells in the blood of splenectomized dogs than in the control group. The in vitro serum opsonizing activity on Escherichia coli M-S-15 remained normal after splenectomy, and no difference was found between the test and the control group in the intravascular clearance rate of bacteria injected intravenously.</p>","PeriodicalId":75387,"journal":{"name":"Acta microbiologica Academiae Scientiarum Hungaricae","volume":"29 3","pages":"173-9"},"PeriodicalIF":0.0,"publicationDate":"1982-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"17815636","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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