The establishment and maintenance of a small culture collection in Egypt with a computerized database.

abstract：:Biosurfactant-producing microorganisms inhabiting oil reservoirs are of great potential in industrial applications. Yet, till now, the knowledge about the structure and physicochemical property of their metabolites are still limited. The aim of this study was to purify and structurally characterize the biosurfactant f...

journal_title：World journal of microbiology & biotechnology

authors： Liu JF,Wu G,Yang SZ,Mu BZ

更新日期：2014-05-01 00:00:00

abstract：:The co-culture of cellulolytic moulds and yeasts on apple pomace in solid-state fermentation (SSF) and liquid-state fermentation (LSF) increased the protein content of apple pomace. The co-culture of Candida utilis and Aspergillus niger was the best among several combinations and increased the protein content of dried...

journal_title：World journal of microbiology & biotechnology

authors： Bhalla TC,Joshi M

更新日期：1994-01-01 00:00:00

abstract：:Cultural tourism expanded in the last half of the twentieth century, and the interest of visitors has come to include caves containing archaeological remains. Some show caves attracted mass tourism, and economical interests prevailed over conservation, which led to a deterioration of the subterranean environment and t...

journal_title：World journal of microbiology & biotechnology

authors： Saiz-Jimenez C

更新日期：2012-07-01 00:00:00

abstract：:The apsA and apsB genes encoding family M1 aminopeptidases were identified in the industrial fungus Aspergillus oryzae. The apsB was transcriptionally up-regulated up to 2.5-fold in response to the deprivation of nitrogen or carbon sources in growth media, while up-regulation of apsA was less significant. The encoded ...

journal_title：World journal of microbiology & biotechnology

authors： Marui J,Matsushita-Morita M,Tada S,Hattori R,Suzuki S,Amano H,Ishida H,Yamagata Y,Takeuchi M,Kusumoto K

更新日期：2012-08-01 00:00:00

abstract：:Escherichia coli (E. coli) consists of commensal (ComEC) and diarrhoeagenic (DEC) groups. ComEC are detected using traditional culture methods. Conformational steps are performed after culturing if it is required to test for the presence of DEC, increasing cost and time in obtaining the results. The aim of this study ...

journal_title：World journal of microbiology & biotechnology

authors： Omar KB,Barnard TG

更新日期：2014-10-01 00:00:00

abstract：:Saline wastewaters are usually generated by various industries, including the chemical, pharmaceutical, agricultural, and aquacultural industries. The discharge of untreated high-salinity wastewater may cause serious environmental pollution and damage the aquatic, terrestrial, and wetland ecosystems. For many countrie...

journal_title：World journal of microbiology & biotechnology

authors： Zhao Y,Zhuang X,Ahmad S,Sung S,Ni SQ

更新日期：2020-02-22 00:00:00

abstract：:Trehalose synthase (TreS) catalyzes the reversible interconversion of maltose and trehalose. A novel treS gene with a length of 3,369 bp, encoding a protein of 1,122 amino acid residues with a predicted molecular mass of 126 kDa, was cloned from a marine Pseudomonas sp. P8005 (CCTCC: M2010298) and expressed in Escheri...

journal_title：World journal of microbiology & biotechnology

authors： Gao Y,Xi Y,Lu XL,Zheng H,Hu B,Liu XY,Jiao BH

更新日期：2013-11-01 00:00:00

abstract：:Chymosin can specifically break down the Phe105-Met106 peptide bond of milk κ-casein to form insoluble para-κ-casein, resulting in milk coagulation, a process that is used in making cheese. In this study, in order to obtain an alternative milk coagulant which is safe and efficient, and simultaneously can produce chees...

journal_title：World journal of microbiology & biotechnology

authors： Jiang XP,Yin ML,Chen P,Yang Q

更新日期：2012-05-01 00:00:00

abstract：:Iron deficiency ends up into several unavoidable consequences including damaging oxidative stress in cyanobacteria. NtcA is a global nitrogen regulator controls wide range of metabolisms in addition to regulation of nitrogen metabolism. In present communication, NtcA based regulation of iron homeostasis, ROS productio...

journal_title：World journal of microbiology & biotechnology

authors： Kaushik MS,Srivastava M,Singh A,Mishra AK

更新日期：2017-08-01 00:00:00

abstract：:Olive trees play an important role in cultural, ecological, environmental and social fields, constituting in large part the Mediterranean landscape. In Tuscany, an important economic activity is based on olive. Unfortunately, the Verticillium wilt affects this species and causes vascular disease. In the present study,...

journal_title：World journal of microbiology & biotechnology

authors： Ceccherini MT,Luchi N,Pantani OL,Ascher J,Capretti P,Pietramellara G

更新日期：2013-10-01 00:00:00

abstract：:Catechol 2,3-oxygenase was produced by Escherichia coli, harbouring the recombinant plasmid pBH100 which contained the pheB gene cloned from phenol-degrading Pseudomonas putida BH, and was applied for the determination of catechol in the liquor. E. coli JM103 (pBH100) and C600 (pBH100) showed, respectively, about 5 an...

journal_title：World journal of microbiology & biotechnology

authors： Fujita M,Kamiya T,Ike M,Kawagoshi Y,Shinohara N

更新日期：1991-05-01 00:00:00

abstract：:Two Clostridium thermocellum strains were improved for ethanol tolerance, to 5% (v/v), by gradual adaptation and mutation. The best mutant gave an ethanol yield of 0.37 g/g substrate, with a growth yield 1.5 times more than its parent. Accumulation of acids and reducing sugars by the mutant strain with 5% (v/v) ethano...

journal_title：World journal of microbiology & biotechnology

authors： Rani KS,Swamy MV,Sunitha D,Haritha D,Seenayya G

更新日期：1996-01-01 00:00:00

abstract：:Drotaverine [1-(3,4-diethoxybenzylidene)-6,7-diethoxy-1,2,3,4-tetrahydroisoquinoline] hydrochloride, an antispasmodic drug derived from benzylisoquinoline was evaluated for its biodegradability using a bacterial strain Rhodococcus rhodochrous IEGM 608. The experiments were performed under aerobic conditions with rhodo...

journal_title：World journal of microbiology & biotechnology

authors： Ivshina IB,Vikhareva EV,Richkova MI,Mukhutdinova AN,Karpenko JN

更新日期：2012-10-01 00:00:00

abstract：:Bacteria are crucial components in lake sediments and play important role in various environmental processes. Urban lakes in the densely populated cities are often small, shallow, highly artificial and hypereutrophic compared to rural and natural lakes and have been overlooked for a long time. In the present study, ba...

journal_title：World journal of microbiology & biotechnology

authors： Zhao D,Huang R,Zeng J,Yan W,Wang J,Ma T,Wang M,Wu QL

更新日期：2012-11-01 00:00:00

abstract：:A mixed culture of a chlorobenzoate-(3-CBA)-degradingPseudomonas aeruginosa, strain 3mT, and a phenol/cresols-degradingPseudomonas sp., strain CP4, simultaneously and efficiently degraded mixtures of 3-CBA and phenol/cresols. However, strains 3mT and CP4 usedortho- andmeta-ring cleavage pathways, respectively. Degrada...

journal_title：World journal of microbiology & biotechnology

authors： Babu KS,Ajith-Kumar PV,Kunhi AA

更新日期：1995-03-01 00:00:00

abstract：:Polychlorinated biphenyls (PCBs) are typical lasting organic pollutants. Persistence and recalcitrance to biodegradation of PCBs have hampered the transformation of PCB congeners from the environment. Biological transformation of polychlorinated biphenyls could take place through anaerobic dechlorination, aerobic micr...

journal_title：World journal of microbiology & biotechnology

authors： Xiang Y,Xing Z,Liu J,Qin W,Huang X

更新日期：2020-08-30 00:00:00

abstract：:Identification of Clostridium botulinum is usually based on toxin detection of broth culture by mouse bioassay and requires 7 to 10 days to complete. Here, we describe an alternative in vitro procedure for direct identification of C. botulinum (types A and B) colonies which can be completed in 48 h. The method is base...

journal_title：World journal of microbiology & biotechnology

authors： Dezfulian M,Bartlett JG

更新日期：1994-01-01 00:00:00

abstract：:A commercial cellulase was first assessed to be effective in hydrolyzing glycosyl at the C-3 and C-26 positions in steroidal saponins from yellow ginger (Dioscorea zingiberensis C. H. Wright) to diosgenin, a very important chemical in the pharmaceutical industry. The effect of different parameters on enzyme hydrolysis...

journal_title：World journal of microbiology & biotechnology

authors： Liu W,Huang W,Sun W,Zhu Y,Ni J

更新日期：2010-07-01 00:00:00

abstract：:The abundance of culturable heterotropic bacteria studied on and according to depth levels and seasons in the Gulf of Antalya. Environmental factors were compared regarding culturable heterotrophic bacteria abundance and diversities of bacteria. During the study period (between August 2009 and April 2010, seasonally i...

journal_title：World journal of microbiology & biotechnology

authors： Çardak M,Özgür Özbek E,Kebapçioğlu T

更新日期：2015-04-01 00:00:00

abstract：:Lactic acid bacteria (LAB) isolated from different sources (dairy products, fruits, fresh and fermented vegetables, fermented cereals) were screened for antimicrobial activity against other bacteria, including potential pathogens and food spoiling bacteria. Six strains have been shown to produce bacteriocins: Lactococ...

journal_title：World journal of microbiology & biotechnology

authors： Grosu-Tudor SS,Stancu MM,Pelinescu D,Zamfir M

更新日期：2014-09-01 00:00:00

abstract：:This study was conducted to evaluate the effects of Bacillus subtilis SC02 supplement on water quality, microbial community diversity and structure in a grass carp (Ctenopharyngodon idellus) culture. Our selected strain, B. subtilis SC02, significantly reduced ammonia, nitrite and total nitrogen levels in water over a...

journal_title：World journal of microbiology & biotechnology

authors： Zhang X,Fu L,Deng B,Liang Q,Zheng J,Sun J,Zhu H,Peng L,Wang Y,Wenying S,Li W

更新日期：2013-09-01 00:00:00

abstract：:Terpenoids are a large class of compounds that have far-reaching applications and economic value, particularly those most commonly found in plants; however, the extraction and synthesis of these compounds is often expensive and technically challenging. Recent advances in microbial metabolic engineering comprise a brea...

journal_title：World journal of microbiology & biotechnology

authors： Ma T,Deng Z,Liu T

更新日期：2016-01-01 00:00:00

abstract：:The incidence of fluoroquinolone-resistant Shigella strains has risen rapidly, presumably in response to ciprofloxacin antibiotic stress. Understanding the molecular mechanisms underlying this resistance phenotype is critical to developing novel and effective therapeutic strategies. In this study, the frequency of cip...

journal_title：World journal of microbiology & biotechnology

authors： Pu XY,Zhang Q,Pan JC,Shen Z,Zhang W

更新日期：2013-02-01 00:00:00

abstract：:Fungal morphogenesis is a regulated series of events, leading to changes from one state to another, in which proteolysis could be regarded as one of the controlling functions. Proteinases are essential for the supply of amino acids, selective inactivation of specific growth phase proteins not required during developme...

journal_title：World journal of microbiology & biotechnology

authors： Deshpande MV

更新日期：1992-05-01 00:00:00

abstract：:Sweet potato residue, a starchy agricultural waste, was used as a substrate to produce oxytetracycline byStreptomyces rimosus TM-55 in a solid-state fermentation. Oxytetracycline was detected on the third day, reached its maximum value on the sixth day and remained constant to the twentieth day. Optimal conditions for...

journal_title：World journal of microbiology & biotechnology

authors： Yang SS,Yuan SS

更新日期：1990-09-01 00:00:00

abstract：:Benzo[a]pyrene (BaP) accumulates in marine organisms and contaminated coastal areas. The biotreatment of waste water using saline-alkaline-tolerant white rot fungi (WRF) represents a promising method for removing BaP under saline-alkaline conditions based on WRF's ability to produce ligninolytic enzymes. In a pre-scre...

journal_title：World journal of microbiology & biotechnology

authors： Andriani A,Tachibana S,Itoh K

更新日期：2016-03-01 00:00:00

abstract：:The diastatic power of four 'improved' Nigerian sorghum cultivars was produced principally by α-amylolytic activity, unlike that of Nigerian Proctor barley which came principally from β-amylolytic activity. Free amino nitrogen levels and extracts of the sorghums were higher than those of barley when the sorghum was ma...

journal_title：World journal of microbiology & biotechnology

authors： Etokakpan OU

更新日期：1992-05-01 00:00:00

abstract：:Menaquinone (MK) was an attractive membrane-bound intracellular chemical. To enhance its production, we tried to find the relationship between its synthesis and the state of cell membrane in producing strain. Due to non-ionic surfactant-polyoxyethylene oleyl ether (POE) and plant oil-cedar wood oil (CWO) can typically...

journal_title：World journal of microbiology & biotechnology

authors： Liu Y,Ding XM,Xue ZL,Hu LX,Zhang NJ,Wang Z,Yang JW,Cheng Q,Chen MH,Zhang ZZ,Zheng ZM

更新日期：2017-03-01 00:00:00

abstract：:Mangrove fungi are vastly unexplored for enzymes with industrial application. This study aimed to assess the biocatalytic activity of mangrove fungal xylanases on recycled paper pulp. Forty-four mangrove fungal (MF) isolates were initially screened for xylanolytic activity in minimal medium with corn cob xylan as the ...

journal_title：World journal of microbiology & biotechnology

authors： Torres JM,Dela Cruz TE

更新日期：2013-04-01 00:00:00

abstract：:In the present paper, products obtained from a blue-green microalga Spirulina platensis filtrate (applied for seed soaking and for foliar spray) and homogenate (used for seed coating) were tested in the cultivation of radish. Their effect on length, wet mass, multielemental composition and the greenness index of the r...

journal_title：World journal of microbiology & biotechnology

authors： Godlewska K,Michalak I,Pacyga P,Baśladyńska S,Chojnacka K

更新日期：2019-05-27 00:00:00