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改性磁性纳米颗粒固定内生菌Bacillus nealsonii吸附废水中Cd2+的特性研究
内生菌Bacillus nealsonii 改性纳米Fe3O4颗粒 固定化 Cd2+ 生物吸附
2016/12/16
从重金属超累积植物龙葵体内提取内生菌Bacillus nealsonii，采用二氧化硅改性纳米Fe3O4颗粒与海藻酸钠将其包埋交联进行固定化，制得一种新型球状生物吸附剂，并应用于废水中Cd2+的吸附处理.同时，通过正交实验研究了该球状生物吸附剂的最佳制备条件和吸附处理条件，并采用扫描电镜等表征手段与构建吸附动力学考察了其吸附特征.结果表明，球状生物吸附剂的最佳制备条件为：改性纳米Fe3O4颗粒质量...
微生物胞外聚合物（Extracellular Polymeric Substances，EPS）在废水中重金属的吸附去除过程中起着非常重要的作用.苯胺黑药高效降解菌（Bacillus vallismortis）对苯胺黑药有良好的降解能力，但对其吸附重金属的性能研究还不充分.因此，本文采用3种方法提取苯胺黑药高效降解菌的EPS，主要考察了pH、温度、底物浓度和时间对重金属去除效果的影响.结果表明，热...
Microbiological method using Bacillus megaterium with fusidic acid for detection of macrolides in milk
microbiological test antibiotic erytromycin tylosin tilmicosin
2016/2/23
The microbiological method to attain a sensitive detection of macrolides using Bacillus megaterium in agar medium with fusidic acid was designed. To this aim, Mueller-Hinton medium fortified with gluc...
Quantitative risk assessment of Bacillus cereus in pasteurised milk produced in the Slovak Republic
exposure assessment risk characterisation Monte Carlo simulations
2014/7/10
Quantitative risk assessment of Bacillus cereus using data from pasteurised milk produced in Slovakia was performed. Monte Carlo simulations were used for probability calculation of B. cereus density ...
Isolation and Characterization of Thermotolerant Alkaline Serine Protease of Bacillus sp. P-02
Thermotolerant Alkaline Isolation and Characterization
2016/6/2
Twelve bacterial strains isolated from the soils sample were screened for protease production on skimmed milk agar. Among them, strain P-02 was adjudged as the best protease producer and was identifie...
Optimization of High Production of Fructooligosaccharides by Sucrose Fermentation of Bacillus subtilis Natto CCT 7712
Fructooligosaccharides Sucrose Fermentation
2016/6/2
Fructooligosaccharides (FOS) are fructose oligomers containing a glucose residue at the end of the chain and its production takes place by the action of fructosyltransferase in plants and micro-organi...
Comparison on Two Methods of Preparation of Zobo Drink on the Survival of Bacillus species
Zobo Drink Bacillus species
2016/6/2
The present study was aimed at gaining a comparison of the microflora of Zobo Drink (ZD) prepared by two different methods. Samples of ZD produced by boiling and steeping methods were evaluated on Pla...
Toxicological Evaluation for Food Applications of Transglutaminase from a Newly Isolated Bacillus circulans BL32
Food Applications Transglutaminase
2016/5/31
The present study aimed to submit the transglutaminase (TGase) from a Bacillus circulans strain isolated from the Amazon environment to in vivo and in vitro toxicological evaluations in order to asses...
Methods for detection of Bacillus sp., B. cereus, and B. licheniformis in raw milk
cultivation method chromogenic medium genera-specific PCR species-specific PCR
2014/2/26
Totally 75 raw milk samples were analysed with the methods employing the media compared – MYPA, PEMBA, BrillianceTM Bacillus cereus agar, and HiCrome Bacillus agar. The reference method with MYPA seem...
Studies on Chromate Removal by Chromium-Resistant Bacillus sp. Isolated from Tannery Effluent
Bacillus sp. Bioremediation Cr (VI) Removal Tannery Effluent
2013/3/12
A chromate-removing strain was isolated from spent chrome effluent and identified as Bacillus circulans strain MN1. The isolated strain was studied for resistance to Cr (VI) and its ability to remove ...
Biodegradation of Tritium Labeled Polychlorinated Biphenyls (PCBS) by Local Salt Tolerant Mesophylic Bacillus Strains
Bacillus Biodegradation PCBs Salinity Tritium Label
2013/3/13
Salt-resistant Bacillus strains, isolated from agricultural soils in Uzbekistan, were tested for degradation activity towards a mixture of polychlorinated biphenyls (PCBs) under aerobic conditions. Th...
Biological Activity of Bacillus Thuringiensis (Berliner) Strains on Larvae and Adults of Ceratitis Capitata (Wiedemann) (Diptera: Tephritidae)
Argan Forest Bacillus Thuringiensis Biological Control Ceratitis Capitata Diptera
2013/3/13
The objective of this study was to evaluate the efficiency of Moroccan Bt strains against neonate larvae, third instar larvae and emerged adults of Ceratitis capitata. This Mediterranean fruit fly cau...
Temperature Adaptation Study on Probiotic Bacillus subtilis SK09 Based on its Extracellular Proteins
Amylase $- galactosidase therm al adaptation
2010/9/30
The assessment of the thermal adaptation characteristics of a probiotic organism is crucial since the probiotic bacteria are sensitive to thermal stress created by the gut environment. Probiotic Bacil...
Purification and Properties of a Collagenolytic Protease Produced by Bacillus cereus MBL13 Strain
Bacillus cereus MBL13 collagenolytic protease type I collagen metalloprotease
2010/10/14
A novel collagenase-producing bacterium has been isolated and identified as Bacillus
cereus MBL13. From the culture supernatant of B. cereus MBL13 grown on bone collagen as
the sole carbon and nitro...
A Novel Thermo-Alkalitolerant Endoglucanase Production Using Cost-Effective Agricultural Residues as Substrates by a Newly Isolated Bacillus sp. NZ
endoglucanase Bacillus sp. NZ thermo-alkalitolerant alkalitolerant thermotolerant wheat bran
2010/3/24
Highly alkalitolerant and moderately thermotolerant Bacillus sp. NZ, isolated from degrading lignocellulose, produced a novel highly thermotolerant and alkalitolerant endoglucanase. Maximum activity o...