Dependence of the microbiological degradation of aryl-containing xenobiotics on their concentration [0.03%]
含芳环类污染物微生物降解浓度效应关系的研究进展
R Dimkov,Y Topalova
R Dimkov
The effect of concentration of the toxic substrates: phenol, oNph, mNph, pNph on their microbiological degradation was studied. The dependence was investigated at biocenotic and population levels. The aryl-catabolic properties of 55 biodegr...
Comparative study of different methods for extraction of Rubella haemagglutinin from infected cells BHK-21 [0.03%]
不同方法提取感染BHK-21细胞的风疹血凝素的比较研究
A Mihailov,L Kavaklova,D Praskov et al.
A Mihailov et al.
The results from a comparative study of some methods for extraction of Rubella haemagglutinin from infected BHK-21 cells are presented. The best haemagglutinin extraction was achieved after the cells were treated with Tween 80-ether. The co...
Comparative Study
Acta microbiologica Bulgarica. 1993:29:79-82. DOI: 1993
Radiometric study on the invasion capability of Streptococcus pyogenes A49 L-forms in tissue cultures [0.03%]
放射性研究A型链球菌变异体的侵入能力
E Ivanova,S Andreeva,D Veljanov et al.
E Ivanova et al.
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 ...
Comparative Study
Acta microbiologica Bulgarica. 1993:29:73-8. DOI: 1993
Adjuvant activity of the Escherichia coli WF table L-form cytoplasmic membranes [0.03%]
大肠杆菌WF表L型细胞膜具有佐剂活性
E Ivanova,B Kenarova,J Gumpert
E Ivanova
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 sk...
Comparative Study
Acta microbiologica Bulgarica. 1993:29:54-60. DOI: 1993
Influence of the immunomodulators suramin, MER and clenbuterol on the haemopoiesis of mice with virus-induced Rauscher leukemia [0.03%]
免疫调节剂硫拉明、MER和克伦特罗对病毒诱发的rous肉瘤白血病小鼠造血功能的影响
E Zvetkova,I Chowdhury,R Rusev et al.
E Zvetkova et al.
Comparative Study
Acta microbiologica Bulgarica. 1993:29:47-53. DOI: 1993
Chemiluminescent activity of macrophages during phagocytosis of different bacterial forms [0.03%]
吞噬不同细菌形态时巨噬细胞的化学发光活性
E Ivanova,V Dimov,S Bachev et al.
E Ivanova et al.
Studies on the luminol-dependent chemiluminescent activity of rat peritoneal macrophages after in vitro interactions with E. coli WF+ L-form cells, their cytoplasmic membranes (CM) or parent bacterial cells were carried out. It was establis...
Comparative Study
Acta microbiologica Bulgarica. 1993:29:39-46. DOI: 1993
Phosphatidylcholine-specific phospholipase C from Achromobacter xylosoxidans [0.03%]
来源于Achromobacter xylosoxidans的卵磷脂特异性的磷脂酶C
A Ivanov,S Kostadinova
A Ivanov
A new phosphatidylcholine-specific phospholipase C (EC 3.1.4.3.) has been isolated from the culture broth of Achromobacter xylosoxidans. Growth conditions were optimized for maximum production of the enzyme. A temperature-sensitive synthesi...
Immunological and biochemical investigations of the infectious bovine rhinotracheitis. III. Alterations in pulmonary surfactant lipids [0.03%]
传染性牛鼻气管炎的免疫与生化研究（第三部分）肺表面活性脂质的变化
N Hadjiivanova,V Dimov,E Filipova et al.
N Hadjiivanova et al.
The effect of experimental bovine herpes virus (BHV) type I rhinotracheitis on the surfactant system phospholipids in calves was examined. A stimulated exocytosis of pulmonary surfactant phospholipids in the acute phase of the disease was d...
Comparative Study
Acta microbiologica Bulgarica. 1993:29:29-38. DOI: 1993
Determination of ichthiomycin concentration by biological test with Cyprinus carpio L [0.03%]
用鲤鱼(Cyprinus carpio L)进行生物测定以测定依氏菌素的浓度
Y Gameyska,K Popov,I Ognianov et al.
Y Gameyska et al.
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 cultura...
Comparative Study
Acta microbiologica Bulgarica. 1993:29:26-8. DOI: 1993
Effectiveness of phenol biodegradation as a function of the physicochemical parameters of the medium (II) [0.03%]
酚降解菌的脱酚效果与培养基理化性质的关系(Ⅱ)
Y Topalova,R Dimkov
Y Topalova
The effectiveness of phenol biodegradation as a function of the physicochemical parameters of the medium: temperature, pH, aeration, form of the inorganic source of nitrogen, presence of trivial substrates in the medium was studied. Using a...