768 Result(s)
within
**g-Tian **e
Life Sciences
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Article
Acetic acid production from whey lactose by the co-culture ofStreptococcus lactis andClostridium formicoaceticum
Acetic acid was produced from anaerobic fermentation of lactose by the co-culture ofStreptococcus lactis andClostridium formicoaceticum at 35° C and pHs between 7.0 and 7.6. Lactose was converted to lactic acid, ...
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Article
Methanogenesis from lactate by a co-culture of Clostridium formicoaceticum and Methanosarcina mazei
A co-culture of Clostridium formicoaceticum and Methanosarcina mazei converted lactate to methane and carbon dioxide at mesophilic temperatures and pH values near 7.0. Lactate was first converted to acetate by th...
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Article
Oxygen regulation of uricase and sucrose synthase synthesis in soybean callus tissue is exerted at the mRNA level
The effect of lowering oxygen concentration on the expression of nodulin genes in soybean callus tissue devoid of the microsymbiont has been examined. Poly(A)+ RNA was isolated from tissue cultivated in 4% oxygen...
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Article
Characterization of a Gy4 glycinin gene from soybean Glycine max cv. Forrest
The glycinin gene family encoding the glycinin subunits in soybean plants is composed of at least five gene members. A genomic clone λS312 containing the Gy4 gene from a genomic library of cv. Forrest was isolate...
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Article
Propionic acid fermentation by Propionibacterium acidipropionici: effect of growth substrate
Batch propionic acid fermentations by Propionibacterium acidipropionici with lactose, glucose, and lactate as the carbon source were studied. In addition to propionic acid, acetic acid, succinic acid and CO2 were...
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Article
Isolation and characterization of a cDNA from flowers of Cynara cardunculus encoding cyprosin (an aspartic proteinase) and its use to study the organ-specific expression of cyprosin
Poly(A)+ RNA isolated from flower buds of Cynara cardunculus has been used to prepare a cDNA library. Screening of the cDNA after expression of cloned DNA with antibodies raised against the large subunit of cypro...
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Article
Somatic hybridization between Citrus reticulata and Citropsis gabunensis through electrofusion
Protoplasts from embryogenic calli of Citrus reticulata Blanco cv. Ponkan and Citropsis gabunensis (Engl.) Swing. & M. Kell (Cabon Cherry Orange), were isolated and fused using electric current. Maximum fusion fr...
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Article
Abstracts of Papers Presented at The International Workshop onBemisia Spp.
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Article
Isolation and culture of daylily mesophyll protoplasts
Mesophyll protoplasts were isolated from leaf tissues of a diploid daylily (Hemerocallisx‘Red Magic’) by enzymatic digestion with a solution containing 0.5% Pectolyase Y-23, 0.1% Cellulase R-10, 0.1% Driselase, 0...
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Article
Plant regeneration from embryogenic calli of six Citrus related genera
Somatic embryos were induced from immature seeds of eight Citrus relatives including Aegle marmelos, Atalantia ceylanica, Citropsis gabunensis, Clausena excavata, Glycosmis pentaphylla, Microcitrus australasic...
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Article
Effects of yeast extract and glucose on xanthan production and cell growth in batch culture of Xanthomonas campestris
Although available kinetic data provide a useful insight into the effects of medium composition on xanthan production by Xanthomonas campestris, they cannot account for the synergetic effects of carbon (glucose)...
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Article
Soil improvement by trees in sub-Saharan Africa
Trees can influence both the supply and availability of nutrients in the soil. Trees increase the supply of nutrients within the rooting zone of crops through (1) input of N by biological N2 fixation, (2) retriev...
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Chapter
Soil improvement by trees in sub-Saharan Africa
Trees can influence both the supply and availability of nutrients in the soil. Trees increase the supply of nutrients within the rooting zone of crops through (1) input of N by biological N2 fixation, (2) retriev...
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Protocol
Monoclonal Antibodies to Cytochromes P450
Monoclonal antibodies (MAbs) are produced by the “hybridoma” technology developed by Kohler and Milstem in 1975 (1), which is a major and defining achievement of modern biology (2). The hybridoma methodology prod...
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Chapter
The Forest Sector in China: Towards a Market Economy
China covers an area of 9.6 mill, km2, accounting for 7% of the total land area of the globe. The landmass consists of mountainous areas (33%), high plateau (26%), basins (19%), hills (10%) and flat lowlands (12%...
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Article
Observation on behavior of adult oriental white stork in nesting period
Based on the field observation on the parental behavior of Oriental White Stork (Ciconia boyciana) during their brooding period, this paper describes the breeding style, feeding behavior, water chicks, protect ch...
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Article
Introduction of a rice blight resistance gene,Xa21, into five Chinese rice varieties through anAgrobacterium-mediated system
A cloned gene,Xa21 was transferred into five widely-used Chinese rice varieties through anAgrobacterium- mediated system, and over 110 independent transgenic lines were obtained. PCR and Southern analysis of tran...
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Article
Softev: UML-based PSEE environment
Software development processes, as a mean to ensure software quality and productivity, have been widely accepted within the software development community. This research introduces how to assist developers to ...
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Article
Comparison between CMM2 & ISO9001
The Capability Maturity Model (CMM) and ISO9001 are probably the two best known and most widely used models for software organization quality assurance and improvement. As they both continue to evolve, each ha...
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Article
Olfactory Responses of Ips duplicatus from Inner Mongolia, China to Nonhost Leaf and Bark Volatiles
Leaf and bark volatiles from nonhost angiosperm trees were tested on Ips duplicatus by gas chromatographic–electroantennographic detection (GC-EAD) and by pheromone-baited traps in Sweden and Inner Mongolia, C...
