Zentralblatt fur Bakteriologie, Parasitenkunde, Infektionskrankheiten und Hygiene. Erste Abteilung Originale. Reihe A: Medizinische Mikrobiologie und Parasitologie最新文献

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Fundamental studies on macrophage migration inhibitory factor(s) in the supernatant from spleen cells in mice infected with Toxoplasma gondii. 刚地弓形虫感染小鼠脾细胞上清巨噬细胞迁移抑制因子的基础研究。
I Igarashi, M Taguchi, N Suzuki
{"title":"Fundamental studies on macrophage migration inhibitory factor(s) in the supernatant from spleen cells in mice infected with Toxoplasma gondii.","authors":"I Igarashi,&nbsp;M Taguchi,&nbsp;N Suzuki","doi":"","DOIUrl":"","url":null,"abstract":"<p><p>When migration inhibitory factor (MIF) assay in vitro was conducted on the lymphokines (LKs), it was observed that the percentage of MIF activity was greatly increased from the 3rd to the 4th week postinfection. On the succeeding weeks there was a noticeable decrease in the MIF activity noted on the 8th week postinfection of Toxoplasma. MIF activity was examined at 1, 6, 12, 18, 24 and 48 hours in non-immune spleen cells as well as Toxoplasma immune spleen cells in the 2nd week after the final challenge inoculation. MIF activity in Toxoplasma immune spleen cells were 2, 21, 29, 54, 70 and 93 percentage, respectively. The MIF activity of hyperimmunized spleen cells produced an activity of approximately 50% at 18 hours as compared to the non-immune spleen cells. Characterization of the MIF was performed using Sephadex G-100 and DEAE Sephadex A 50. Two distinct peaks of MIF were identified and separated by Sephadex G-100 gel filtration, calculating molecular weights between 30,000 to 40,000 and 3,000 to 5,000, respectively. When the fast peak by Sephadex G-100 was eluted again in DEAE Sephadex A 50, the peak was separated into 4 units, all units showing MIF activity.</p>","PeriodicalId":23838,"journal":{"name":"Zentralblatt fur Bakteriologie, Parasitenkunde, Infektionskrankheiten und Hygiene. Erste Abteilung Originale. Reihe A: Medizinische Mikrobiologie und Parasitologie","volume":"244 2-3","pages":"374-82"},"PeriodicalIF":0.0,"publicationDate":"1979-07-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"11596814","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
The prevalence of anaerobic bacteria in suprapubic bladder aspirates obtained from pregnant women. 孕妇耻骨上膀胱吸出液中厌氧菌的流行。
J Dankert, W F Mensink, J G Aarnoudse, G J Meijer-Severs, H J Huisjes
{"title":"The prevalence of anaerobic bacteria in suprapubic bladder aspirates obtained from pregnant women.","authors":"J Dankert,&nbsp;W F Mensink,&nbsp;J G Aarnoudse,&nbsp;G J Meijer-Severs,&nbsp;H J Huisjes","doi":"","DOIUrl":"","url":null,"abstract":"<p><p>The incidence of asymptomatic bacteriuria due to aerobic, facultative anaerobic and strictly anaerobic bacteria during pregnancy was determined in 185 patients admitted for complications of pregnancy, using suprapubic bladder aspiration. Anaerobic bacterial counts of 103 per ml urine or higher were detected in 6.4 per cent of the specimens. The incidence of anaerobic bacteriuria seems comparable to that of bacteriuria due to aerobic and facultative anaerobic micro organisms. In our group of patients the incidence of the latter was 5.4%. The presence of anaerobic bacteria was not confined to the occurrence of a particular species. Peptostreptococcus species, Veillonella species, Bacteroides species, Eubacterium species, Clostridium species and Bifidobacterium species were isolated from specimens in concentrations of more than 103 per ml. Consequences of asymptomatic bacteriuria during pregnancy are totally uncertain. Further investigation is necessary to obtain insight into the effect of bacteriuria due to anaerobes upon the outcome of pregnancy.</p>","PeriodicalId":23838,"journal":{"name":"Zentralblatt fur Bakteriologie, Parasitenkunde, Infektionskrankheiten und Hygiene. Erste Abteilung Originale. Reihe A: Medizinische Mikrobiologie und Parasitologie","volume":"244 2-3","pages":"260-7"},"PeriodicalIF":0.0,"publicationDate":"1979-07-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"11596810","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
In situ microspectrofluorometry of nuclear and kinetoplast DNA in Trypanosoma gambiense. 冈比亚锥虫细胞核和着丝体DNA的原位显微荧光测定。
S Inoki, H Osaki, M Furuya
{"title":"In situ microspectrofluorometry of nuclear and kinetoplast DNA in Trypanosoma gambiense.","authors":"S Inoki,&nbsp;H Osaki,&nbsp;M Furuya","doi":"","DOIUrl":"","url":null,"abstract":"<p><p>Using a spectrofluorometer with the Zeiss Universal Micro-Spectrophotometer 1 (UMSP 1), both nuclear and kinetoplast DNA (N-DNA and K-DNA) in the trypomastigote form of Trypanosoma gambiense (Strain Wellcome) were measured in situ without being extracted. As the fluorescent dye, ethidium bromide was preferably employed because there was a very marked increase in the ethidium fluorescence when the dye was intercalated between the base paires of the DNA helix. According to this method, it became possible to demonstrate the existence of double-stranded DNA in both nucleus and kinetoplast clearer than before.</p>","PeriodicalId":23838,"journal":{"name":"Zentralblatt fur Bakteriologie, Parasitenkunde, Infektionskrankheiten und Hygiene. Erste Abteilung Originale. Reihe A: Medizinische Mikrobiologie und Parasitologie","volume":"244 2-3","pages":"327-30"},"PeriodicalIF":0.0,"publicationDate":"1979-07-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"11313261","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
Light and electron microscopic studies on gamogony and sporogony of 5 sarcocystis species in vivo and in tissue cultures. 5种肌囊菌体内和组织培养中配子和孢子发生的光镜和电镜研究。
B Becker, H Mehlhorn, A O Heydorn
{"title":"Light and electron microscopic studies on gamogony and sporogony of 5 sarcocystis species in vivo and in tissue cultures.","authors":"B Becker,&nbsp;H Mehlhorn,&nbsp;A O Heydorn","doi":"","DOIUrl":"","url":null,"abstract":"<p><p>The gamogony and sporogony of 2 Sarcocystis species was investigated in their natural final hosts and those of 5 species in various cultured cells with identical features concerning timing and ultrasturcture.</p>","PeriodicalId":23838,"journal":{"name":"Zentralblatt fur Bakteriologie, Parasitenkunde, Infektionskrankheiten und Hygiene. Erste Abteilung Originale. Reihe A: Medizinische Mikrobiologie und Parasitologie","volume":"244 2-3","pages":"394-404"},"PeriodicalIF":0.0,"publicationDate":"1979-07-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"11336056","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
Discrepancies Between strong immunochemical relations of S. typhimurium and S. kentucky and their behaviour "in vivo". 鼠伤寒沙门氏菌和肯塔基沙门氏菌强免疫化学关系及其在体内行为的差异。
C Barber, E Eylan
{"title":"Discrepancies Between strong immunochemical relations of S. typhimurium and S. kentucky and their behaviour \"in vivo\".","authors":"C Barber,&nbsp;E Eylan","doi":"","DOIUrl":"","url":null,"abstract":"<p><p>Proteins from S. typhimurium and from S. kentucky strongly cross-precipitated against sera prepared in rabbits with the respective strains; agglutinations paralleled the precipitations. The related antigens were, however, not involved in \"in vivo\" cross-protections. Mice immunized with proteins from S. kentucky resisted the toxicity of the homologous strain and that of a concentration of S. emek which killed the controls but did not survive the infection with 1LD100 of S. typhimurium. There was a long delay in the death of those mice infected with S. typhimurium while the mice immunized with S. typhimurium proteins were killed by the toxicity of 1LD100 S. kentucky, like the controls, within 20 hours. The results strikingly underline the specificity of host-parasite relations and the need for circumspection when involving common antigens in either virulence or toxicity.</p>","PeriodicalId":23838,"journal":{"name":"Zentralblatt fur Bakteriologie, Parasitenkunde, Infektionskrankheiten und Hygiene. Erste Abteilung Originale. Reihe A: Medizinische Mikrobiologie und Parasitologie","volume":"244 2-3","pages":"233-9"},"PeriodicalIF":0.0,"publicationDate":"1979-07-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"11595699","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
Serological cross-reactions between toxoplasma and hammondia. 弓形虫与哈蒙地虫血清学交叉反应。
G Weiland, M Rommel, F von Seyerl
{"title":"Serological cross-reactions between toxoplasma and hammondia.","authors":"G Weiland,&nbsp;M Rommel,&nbsp;F von Seyerl","doi":"","DOIUrl":"","url":null,"abstract":"<p><p>Toxoplasma and Hammondia infected mice, dogs, rabbits, and pigs were tested for Toxoplasma antibodies by means of 5 serological methods. All Toxoplasma infected animals showed Toxoplasma-specific antibodies. Only sera of Hammondia infected mice and dogs showed positive serological reactions with Toxoplasma antigen in the SFT, CFT, and ELISA. IFAT and IHA, however, proved to be Toxoplasma-specific. The influence of Hammondia infections on the Toxoplasma serology is discussed.</p>","PeriodicalId":23838,"journal":{"name":"Zentralblatt fur Bakteriologie, Parasitenkunde, Infektionskrankheiten und Hygiene. Erste Abteilung Originale. Reihe A: Medizinische Mikrobiologie und Parasitologie","volume":"244 2-3","pages":"391-3"},"PeriodicalIF":0.0,"publicationDate":"1979-07-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"11596815","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
Bacteriocin--Symposium. XII. International Congress of Microbiology, Munich 3-8 September 1978. Introduction. Penetration of the bacterial envelope by colicins. 细菌素——研讨会。十二。国际微生物学大会,慕尼黑,1978年9月3-8日。介绍。粘菌素对细菌包膜的渗透
I B Holland
{"title":"Bacteriocin--Symposium. XII. International Congress of Microbiology, Munich 3-8 September 1978. Introduction. Penetration of the bacterial envelope by colicins.","authors":"I B Holland","doi":"","DOIUrl":"","url":null,"abstract":"","PeriodicalId":23838,"journal":{"name":"Zentralblatt fur Bakteriologie, Parasitenkunde, Infektionskrankheiten und Hygiene. Erste Abteilung Originale. Reihe A: Medizinische Mikrobiologie und Parasitologie","volume":"244 1","pages":"74-7"},"PeriodicalIF":0.0,"publicationDate":"1979-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"11595694","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
Antibiotic resistance of salmonellae in Czechoslovakia -- situation and prospects. 捷克斯洛伐克沙门氏菌抗生素耐药性现状与展望。
E Stepánková, J Janousková, J Grunt, V Krcméry, J Havlík
{"title":"Antibiotic resistance of salmonellae in Czechoslovakia -- situation and prospects.","authors":"E Stepánková,&nbsp;J Janousková,&nbsp;J Grunt,&nbsp;V Krcméry,&nbsp;J Havlík","doi":"","DOIUrl":"","url":null,"abstract":"<p><p>Antibiotic resistance of non-typhoid Salmonellae is in Czechoslovakia continuously monitored by a computer and its transferability is studied, on an all-nation level, within the Federal Plan of Scientific Investigation and Development. Restance and its transferability was surveyed in strains of Salmonella from humans, from farm animals, from the food chain as well as from surface and waste waters. Proportion of antibiotic-resistant Salmonella strains did not, in general, increase during the four-year period of 1973 to 1977. While resistant strains from humans as well as farm animals show a high degree of transferability, strains from food samples lack, in general, the transfer ability. This might be inferred that strains causing human salmonellosis which are carried to man trough foodchain, gain their character of transferability directly in the gut, i.e. from E. coli strains, and mainly due to presence of therapeutically given antibiotics.</p>","PeriodicalId":23838,"journal":{"name":"Zentralblatt fur Bakteriologie, Parasitenkunde, Infektionskrankheiten und Hygiene. Erste Abteilung Originale. Reihe A: Medizinische Mikrobiologie und Parasitologie","volume":"243 4","pages":"450-6"},"PeriodicalIF":0.0,"publicationDate":"1979-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"11688852","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
Studies on a receptor for pyocin in a R mutant of Salmonella minnesota. 明尼苏达沙门氏菌R突变体脓毒素受体的研究。
J Krämer, G Bradenbrink, H Brandis
{"title":"Studies on a receptor for pyocin in a R mutant of Salmonella minnesota.","authors":"J Krämer,&nbsp;G Bradenbrink,&nbsp;H Brandis","doi":"","DOIUrl":"","url":null,"abstract":"<p><p>Lipopolysaccharide (LPS) isolated from the pyocin sensitive R form strain of Salmonella minnesota F6 (chemotype Rd1) inhibited the activity of bacteriophage tail-like pyocin P1 whereas no inhibition occurred with LPS prepared from the pyocin resistant S form of S. minnesota. Subunits of lipopolysaccharide obtained by treatment with sodium deoxycholate and the polysaccharide fraction of the lipopolysaccharide obtained by acid hydrolysis were shown to be still active whereas lipid A fraction had no pyocin neutralizing activity. The (KDO)3-hepI-hepII unit, which terminates the lipopolysaccharide of S. minnesota F6 was, therefore, suggested to determine the specificity of the pyocin P1 receptor.</p>","PeriodicalId":23838,"journal":{"name":"Zentralblatt fur Bakteriologie, Parasitenkunde, Infektionskrankheiten und Hygiene. Erste Abteilung Originale. Reihe A: Medizinische Mikrobiologie und Parasitologie","volume":"243 4","pages":"457-64"},"PeriodicalIF":0.0,"publicationDate":"1979-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"11333964","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
[Mycobacteria in arthropodes of different biotopes (author's transl)]. [不同生物群落节肢动物中的分枝杆菌(作者译)]。
W Beerwerth, B Eysing, U Kessel
{"title":"[Mycobacteria in arthropodes of different biotopes (author's transl)].","authors":"W Beerwerth,&nbsp;B Eysing,&nbsp;U Kessel","doi":"","DOIUrl":"","url":null,"abstract":"<p><p>Many arthropodes are found in close contact with soil and other material contaminated by mycobacteria. In order to clear up their importance as potential carriers of germs of the MAIS complex (Mycobacterium avium, intracellulare, scrofulaceum), we investigated 835 samples of arthropodes taken from different biotopes. Following a treatment according to the cultural method developed by us (Beerwerth, 1967), we isolated 606 strains of mycobacteria from 302 (36.0%) out of 835 samples. Incubation at room temperature was more effective than incubation at 37 degrees C. 96 (15.8%) in 606 strains did not grow at 37 degrees C. In arthropodes taken from pasture-ground we mainly found mycobacteria of group II according to Runyon, while in arthropodes from arable land, stables and saw mills mycobacteria of group III predominated. Samples of arthropodes taken from forests, moorland and waters showed a comparatively similar spectrum of species. Strains of the MAIS complex - M. avium, intracellulare, scrofulaceum - were frequent in areas of saw mills (80 = 20.5% in 356 strains), but rarely found amongst the remaining biotopes (11 = 4.4% in 250 species). Mycobacteria were chiefly isolated from larvae and imagines living in permanent contact with soil and less from winged shapes. The epidemiological importance of arthropodes spreading pathogenic mycobacteria should not be overvalued.</p>","PeriodicalId":23838,"journal":{"name":"Zentralblatt fur Bakteriologie, Parasitenkunde, Infektionskrankheiten und Hygiene. Erste Abteilung Originale. Reihe A: Medizinische Mikrobiologie und Parasitologie","volume":"244 1","pages":"50-7"},"PeriodicalIF":0.0,"publicationDate":"1979-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"11708958","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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