citric acid production by aspergillus niger strains grown on corn substrates from ethanol fermentation

... [ 5-1 1]. A lot of Lactic Acid properties [1]. However, the use of polysaccharides Bacteria (LAB) that produce exopolysaccharide (EPS) are excreted during the manufacture of food, such as available ... Nigeria 1 Department of Botany and Microbiology, University of Ibadan, Ibadan, Oyo State Nigeria 2 Abstract: This study was embarked upon to obtain laboratory strains of lac...

Ngày tải lên: 16/09/2012, 23:45

... tài: Nghiên cứu khả năng sinh Aspergillus niger pectinmethylesterase trên cơ chất bã táo , được thực hiện nhằm khảo sát ảnh hưởng của các điều kiện nuôi cấy đến sự phát triển của nấm mốc Aspergillus ... của nấm mốc Aspergillus niger trên cơ chất bã táo để thu được PME có hoạt tính cao. Trong đó, các điều kiện môi trường như độ ẩm (dựa trên tỉ lệ pha...

Ngày tải lên: 01/11/2012, 11:54

... conditions. A. niger bioaugmentation under sewer conditions could be an alternative for wastewater treatment with a valorisation of fungal waste biomass. Key words -Aspergillus niger, sewer, wastewater, ... of Water and Environment Technology, Vol.4, No.1, 2006 - 1 - Enhancement of domestic wastewater treatment under long sewer line condition i...

Ngày tải lên: 05/09/2013, 09:08

... specifically induced on arabinose and galacturonic acid and plays an important role in the degradation of pectic hairy regions Ronald P. de Vries 1† , Lucie Par ˇ enicova ´ 1‡ , Sandra W. A. Hinz 2 , ... Potato arabinogalactan consists of 86% D -galactose and 6.6% L -arabinose, while soy arabinogalactan consists of 57% D -galactose and 38% L -ar...

Ngày tải lên: 21/02/2014, 01:21

... Aspergillus niger FEBS Journal 272 (2005) 13131325 ê 2005 FEBS 1315 Increased NADPH concentration obtained by metabolic engineering of the pentose phosphate pathway in Aspergillus niger Bjarne ... (PLS) regressions For future metabolic engineering of strains with the purpose of obtaining increased NADPH levels and for the understanding of...

Ngày tải lên: 07/03/2014, 17:20

... level of Cu concentration. 3.2. Relationship between content of Cu 2+ in soil with plant growth and Cu accumulation in plant The relationship between Cu concentration in soil and biomass of ... height and biomass of Brassica juncea L.) with increasing concentration of Cu in soil. The accumulation of heavy metal in plant tissues...

Ngày tải lên: 14/03/2014, 15:20

... Trans IChemE, Vol 81, Part C, September 2003 ALTERNATIVE < /b> MEDIA < /b> FOR < /b> LACTIC < /b> ACID < /b> PRODUCTION < /b> BY < /b> LACTOBACILLUS < /b> DELBRUECKII < /b> NRRL < /b> B- 445 S. J. TE ´ LLEZ-LUIS 1,2 , A. B. MOLDES 2 , M. VA ´ ZQUEZ 1 ,3 and ... to grow L. delbrueckii < /b> . The aim of t his study was to develop a low-cost nutrient medium based on CSL for < /...

Ngày tải lên: 05/05/2014, 08:44

... with theAFMpictureofFigure2cdemonstratesthealmost free-standing and continuous character of the grown SLEG. Figure 1 SEM i mages of a monolayer graphene islands grown on the C-face of an 8° off-axis 4H -SiC ... standing monolayer graphene islands grown on the C-face of an 8° off-axis 4H -SiC substrate. (a) at a large scale, the zoom in (b) showing the wrinkle and...

Ngày tải lên: 21/06/2014, 05:20

... diffusion, and surface reconstruction. Keywords Droplet epitaxy Á Nanostructures Á High-index GaAs Á Atomic force microscope Á Molecular beam epitaxy Introduction Owing to their unique optoelectronic, ... nanostructures fabricated on GaAs (100) by DE at (a) 250, (b) 350, and (c) 450°C. The growth condition was similar to that used in samples in Fig. 2 except the T sub for th...

Ngày tải lên: 22/06/2014, 00:20

... dislocations Nanoscale Res Lett (2009) 4:1458–1462 1461 123 NANO EXPRESS Structural Analysis of Highly Relaxed GaSb Grown on GaAs Substrates with Periodic Interfacial Array of 90 Mist Dislocations A. ... relaxation of the GaSb epitaxial layer, and similar type of relaxation is observed in GaSb grown on GaAs with AlSb nucleation layer [11]. We bel...

Ngày tải lên: 22/06/2014, 00:20

... fic- tion in the literature on tobacco addiction. The origins of the received wisdom The pioneers of tobacco research in the 1960’sand70’s could not know how tobacco addiction developed because the ... represented the conventional wisdom concerning the onset of nicotine addiction for 4 decades. The major tenets of the threshold theory are presented as hy...

Ngày tải lên: 11/08/2014, 18:20

... Central Page 1 of 5 (page number not for citation purposes) Cough Open Access Research Inhibition of citric acid- and capsaicin-induced cough by novel TRPV-1 antagonist, V112220, in guinea-pig Sum Yee ... cough. However, capsaicin- and citric acid -cough were not completely inhibited by V112220. The incomplete inhibition, particularly of cap- saicin-induc...

Ngày tải lên: 13/08/2014, 08:20

... University of Technology [http://www.tu-har burg.de/ibb] 50. The Software Cytoscape [http://www.cytoscape.org] 51. The Software yEd from the Company yWorks [http:// www.yworks.com] 52. The Software ... the necessity to rapidly recycle NADH independent of the electron trans- port chain and ATP synthesis [2,33-35]. Inhibition of AOX by adding salicylhydroxamic acid into the media greatl...

Ngày tải lên: 14/08/2014, 08:20

... Sn xut acid citric bng nm mc Aspergillus niger 11  11 4.2.3.  12 4.2.4. Thu h acid citric 12 ng dng ca acid citric trong ... sn phm cha acid citric 2 c cu to ca acid citric 3 : Mt s long acid citric c men 4 ...

Ngày tải lên: 03/10/2014, 09:44

... niger strains grown on thin stillage 103 54. Citric acid yields (%) by A. niger strains grown on thin stillage 104 55. Citric acid production by A. niger strains grown on condensed corn ... Citric acid production by A. niger strains grown on thin stillage 100 52. Biomass production by A. niger strains grown on thi...

Ngày tải lên: 13/11/2014, 09:08