Results 101 to 110 of about 1,476 (190)

Desenvolvimento de hidrogéis de celulose bacteriana para a cultura de células e permeação de biomoléculas [PDF]

open access: yes, 2012
Dissertação (mestrado) - Universidade Federal de Santa Catarina, Centro Tecnológico, Programa de Pós-Graduação em Engenharia Química, Florianópolis, 2012A celulose bacteriana (CB) secretada por bactérias como a Gluconacetobacter hansenii é composta por ...
Stumpf, Taisa Regina
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Investigation of the dye decolorization ability of Gluconacetobacter xylinus and Trametes trogi?i? [PDF]

open access: yes
Çalışmamızda Gluconacetobacter xylinus B759 suşunun sıvı besiyeri ortamında bakteriyel selüloz üretimi yaparken aynı zamanda eş zamanlı olarak boyar madde renk giderim yeteneği de belirlenmiştir.
Yalçın, Müge
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Genetic Characteristics of Cellulose-Forming Acetic Acid Bacteria Identified Phenotypically asGluconacetobacter xylinus

open access: yesBioscience, Biotechnology, and Biochemistry, 2000
Gluconacetobacter xylinus (=Acetobacter xylinum) shows variety in acid formation from sugars and sugar-alcohols. Toyosaki et al. proposed new subspecies of G. xylinus (=Acetobacter xylinum) subsp. sucrofermentans in point of acid formation from sucrose and a homology index of 58.2% with the type strain of G. xylinus subsp.
TANAKA, Machiko   +3 more
openaire   +2 more sources

PRODUCTION AND CHARACTERIZATION OF ECONOMICAL BACTERIAL CELLULOSE

open access: yesBioResources, 2008
The present study investigates the economical production of bacterial cellulose (BC) by Gluconacetobacter subsp. Xylinus (ATCC 10245) in 250 ml Erlenmeyer flasks cultivated under static conditions. The fermentation media used contained food industrial by-
Houssni El-Saied   +4 more
doaj  

Investigation on cellulose production of gluconacetobacter xylinus using food waste II [PDF]

open access: yes, 2014
The aim of this study was to explore an effective culture method for cellulose production of Gluconacetobacter xylinus strain ATCC 53524 from utilizing available common food wastes such as fruits and wheat.
Siti Nurhikma Mohamed Said
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Effects of Different Gluconacetobacter xylinus Strains on Yield and Properties of Bacterial Cellulose

open access: yesBioprocess, 2016
木葡糖酸醋杆菌是重要的细菌纤维素生产菌。该课题以40 g/L葡萄糖为碳源,研究了静态培养时5株菌种对细菌纤维素产量与性能的影响。采用扫描电镜、X射线衍射和万能材料测试机分别对细菌纤维素进行了形貌观察、结晶度表征以及力学性能测试。研究结果表明:细菌纤维素的产量排序依次为DHU-ZCY-1 (3.9 g/L) > DHU-ATCC-1 (2.6 g/L) > DHU-ZGD-1 (2.3 g/L) > DHU-YQ-1 (1.7 g/L) > ATCC23770 (0.6 g/L);株型对细菌纤维素的含水率和结晶度基本无影响;不同菌株产的细菌纤维素湿膜的断裂拉伸强度大小依次如下:DHU-ZGD-1 (350 KPa) > DHU-ZCY-1 (150 KPa) > DHU-YQ-1 (68 KPa) >
openaire   +1 more source

Sinteza in izolacija nanoceluloze iz bakterije Gluconacetobacter xylinus

open access: yes, 2018
Magistrska naloga zajema izolacijo, sintezo ter karakterizacijo bakterijske nanoceluloze. V prvem delu magistrske naloge smo se osredotočili na pripravo rastnega medija in različnih produkcijskih gojišč ter gojenje bakterije Gluconacetobacter xylinus.
openaire   +1 more source

Dissolution and Regeneration of the Produced Nano Bacterial Cellulose of Food Industries Wastewaters by a Cost-Benefit Method [PDF]

open access: yesIranian Journal of Chemistry & Chemical Engineering, 2019
This paper applied a simple and cost-benefit method for the production of regenerated bacterial cellulose. The inexpensive production of cellulose with complex media derived from wastewater from food industries such as molasses adds a lot of contaminants
Mostafa Hamid   +3 more
doaj  

Description of Gluconacetobacter swingsii sp. nov. and Gluconacetobacter rhaeticus sp. nov., isolated from Italian apple fruit [PDF]

open access: yes, 2005
Two Gram-negative, rod-shaped, non-spore-forming bacteria (DST GL01T and DST GL02T) were isolated from apple fruit juice in the region of the Italian Alps. On the basis of 16S rRNA gene sequence similarities, strains DST GL01T and DST GL02T were shown to
ENGELBEEN K.   +5 more
core  

Bacterial Cellulose Production by Gluconacetobacter xylinus [PDF]

open access: yes, 2013
細菌纖維素是由特殊的菌株所分泌的一種胞外不可溶性多醣類,因為其超微細網狀結構及其它特性,在工業的應用上具有相當大的前景,如造紙紡織、食品工業以及生醫材料等。本研究主要探討不同的環境因子以及改變培養基配方對於Gluconacetobacter xylinus生成纖維素產量的影響。 因為纖維素的型態會隨著培養方式以及培養基的配方而有所差異,且若未先有效的去除內部的雜質,對於纖維素產量的估算會造成很大的影響。本研究建議應先經由剪碎的程序,再經過0.5N NaOH熱鹼處理30分鐘後 ...
謝榕庭, Hsieh, Jung-Ting
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