نتایج جستجو برای: modified cresswel

تعداد نتایج: 250758  

Journal: :The American naturalist 2001
W M Muir R D Howard

Any release of transgenic organisms into nature is a concern because ecological relationships between genetically engineered organisms and other organisms (including their wild-type conspecifics) are unknown. To address this concern, we developed a method to evaluate risk in which we input estimates of fitness parameters from a founder population into a recurrence model to predict changes in tr...

2012
Michael Hansen

Based on the scientific uncertainty surrounding both the molecular characterization of genetically engineered (GE) crops as well as the detection of potential allergenicity, there is more than enough uncertainty to decide to require labeling of foods produced via GE as a risk management measure as a way to identify unintended health effects that may occur post approval. If foods are not labeled...

2011
Andréia Z. Dinon Theo W. Prins Jeroen P. van Dijk Ana Carolina M. Arisi Ingrid M. J. Scholtens Esther J. Kok

Primers and probes were developed for the element-specific detection of cry1A.105 and cry2Ab2 genes, based on their DNA sequence as present in GM maize MON89034. Cry genes are present in many genetically modified (GM) plants and they are important targets for developing GMO element-specific detection methods. Element-specific methods can be of use to screen for the presence of GMOs in food and ...

Journal: :Science and engineering ethics 2005
Kristin Shrader-Frechette

Eighty percent of (commercial) genetically engineered seeds (GES) are designed only to resist herbicides. Letting farmers use more chemicals, they cut labor costs. But developing nations say GES cause food shortages, unemployment, resistant weeds, and extinction of native cultivars when "volunteers" drift nearby. While GES patents are reasonable, this paper argues many patent policies are not. ...

2017
Lilian van Hove Frøydis Gillund

In current debates on emerging technologies for plant breeding in Europe, much attention has been given to the regulatory status of these techniques and their public acceptance. At present, both genetically modified plants with cisgenic approaches-using genes from crossable species-as well as transgenic approaches-using genes from different species-fall under GMO regulation in the EU and both a...

Journal: :Applied and environmental microbiology 1992
J J Shaw F Dane D Geiger J W Kloepper

The persistence and movement of strain JS414 of Xanthomonas campestris pv. campestris, which was genetically engineered to bioluminesce, were monitored during a limited field introduction. Bioluminescence and traditional dilution plate counts were determined. Strain JS414 was applied to cabbage plants and surrounding soil by mist inoculation, by wound inoculation, by scattering infested debris ...

Journal: :BioEssays : news and reviews in molecular, cellular and developmental biology 2005
Debarati Paul Gunjan Pandey Rakesh K Jain

In the past few decades, increased awareness of environmental pollution has led to the exploitation of microbial metabolic potential in the construction of several genetically engineered microorganisms (GEMs) for bioremediation purposes. At the same time, environmental concerns and regulatory constraints have limited the in situ application of GEMs, the ultimate objective behind their developme...

Journal: :Annals of agricultural and environmental medicine : AAEM 2014
Anna Jurkiewicz Jerzy Zagórski Franciszek Bujak Stanisław Lachowski Magdalena Florek-Łuszczki

OBJECTIVE The objective of the study was recognition of the opinions of adolescents completing secondary schools concerning genetically modified organisms and genetically modified food, especially the respondents' emotional attitude towards scientific achievements in the area of live genetically modified organisms. MATERIAL AND METHOD The study covered a group of 500 school adolescents comple...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه صنعتی اصفهان - دانشکده شیمی 1389

in this thesis, a new optically active poly(amide-imide) (pai) was synthesized by the indirect polycondensation reaction of the l-phenylalanine based diacid chloride and 4,4?-diaminodiphenylether in the presence of triethylamine in n-methyl-2-pyrrolidone. the formation of pai was confirmed by ftir, 1h nmr and elemental analysis. in next step, the surface of titanium dioxide (tio2) nanoparticles...

2016
Cheng Peng Pengfei Wang Xiaoli Xu Xiaofu Wang Wei Wei Xiaoyun Chen Junfeng Xu

As the amount of commercially available genetically modified organisms (GMOs) grows recent years, the diversity of target sequences for molecular detection techniques are eagerly needed. Considered as the gold standard for GMO analysis, the real-time PCR technology was optimized to produce a high-throughput GMO screening method. With this method we can detect 19 transgenic targets. The specific...

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