نتایج جستجو برای: modified halpin

تعداد نتایج: 250931  

Journal: :Food chemistry 2014
Marie-Alice Fraiture Philippe Herman Isabel Taverniers Marc De Loose Dieter Deforce Nancy H Roosens

In the coming years, the frequency of unauthorised genetically modified organisms (GMOs) being present in the European food and feed chain will increase significantly. Therefore, we have developed a strategy to identify unauthorised GMOs containing a pCAMBIA family vector, frequently present in transgenic plants. This integrated approach is performed in two successive steps on Bt rice grains. F...

2015
Xiaofei Li Yuhua Wu Jun Li Yunjing Li Likun Long Feiwu Li Gang Wu

The rapid increase in the number of genetically modified (GM) varieties has led to a demand for high-throughput methods to detect genetically modified organisms (GMOs). We describe a new dynamic array-based high throughput method to simultaneously detect 48 targets in 48 samples on a Fludigm system. The test targets included species-specific genes, common screening elements, most of the Chinese...

2017
Jiansong Li Hui Zhang Shaoyong Zhang Ji Zhang Anliang Chen Jidong Wang Wensheng Xiang

Two new 5-oxomilbemycins, 27-aldehyde-5-oxomilbemycin β12 (1) and 2-hydroxymilbemycin K (2), were isolated from a genetically engineered strain Streptomyces bingchenggensis BCJ60. Their structures were determined by comprehensive analyses of its 1 H and 13 C NMR, COSY, HMQC, and HMBC spectroscopic, HRESI-MS mass spectrometric and comparison with data from the literature. Preliminary studies sho...

Journal: :Anais da Academia Brasileira de Ciencias 2006
Luiz F L Reis Marie-Anne Van Sluys Richard C Garratt Humberto M Pereira Mauro M Teixeira

Biosafety of genetically modified organisms (GMOs) and their derivatives is still a major topic in the agenda of government and societies worldwide. The aim of this review is to bring into light that data that supported the decision taken back in 1998 as an exercise to stimulate criticism from the scientific community for upcoming discussions and to avoid emotional and senseless arguments that ...

2017
Ingrid M. J. Scholtens Bonnie Molenaar Richard A. van Hoof Stephanie Zaaijer Theo W. Prins Esther J. Kok

In most countries, systems are in place to analyse food products for the potential presence of genetically modified organisms (GMOs), to enforce labelling requirements and to screen for the potential presence of unauthorised GMOs. With the growing number of GMOs on the world market, a larger diversity of methods is required for informative analyses. In this paper, the specificity of an extended...

2002

Genetically modified organisms (GMOs) can be defined as organisms in which the genetic material (DNA) has been altered in a way that does not occur naturally. The technology is often called “modern biotechnology” or “gene technology”, sometimes also “recombinant DNA technology” or “genetic engineering”. It allows selected individual genes to be transferred from one organism into another, also b...

2004

This document provides an opinion of the Scientific Panel on Genetically Modified Organisms (GMO Panel) of the European Food Safety Authority (EFSA) on genetically modified maize MON 863 and the maize hybrid MON 863 x MON 810. The opinion is based on two questions raised by the Commission related to applications for the placing of the maize on the market by Monsanto under the Novel Food Regulat...

2008
Miguel Altieri

1.1 Purpose The use of genetically modified organisms (GMOs) in agriculture is rising, but not without debate. There are many scientists who argue that genetic engineering in agriculture is the best way to solve many issues of poverty, food security, environmental harm, and the need for increasing competitiveness in sales, but others raise ethical issues regarding the health of the people who c...

Journal: :Polimeros-ciencia E Tecnologia 2021

This study evaluated the influence of cellulose nanocrystals (CNC) content on properties epoxy nanocomposites. The CNC were obtained from microcrystalline by acid hydrolysis. 4.0, 5.5 and 7.0% untreated incorporated into resin. Sonication was used to disperse in thermal stability, glass transition temperature degree conversion reduced as observed Thermogravimetry Differential Scanning Calorimet...

Journal: :journal of particle science and technology 0
aboutaleb ghadami jadval ghadam departments of chemical & petroleum engineering, yasooj branch, islamic azad university, yasooj, i.r. iran

in this research, the influence of adding micro- and nano- sized calcium carbonate powders to nylon-66 was investigated. mechanical properties of micro and nano- composites, including tensile strength, elongation, and young’s modulus, before and after ageing, were determined and analyzed. for this purpose, micro- and nano-sized caco3 particles were used as fillers to prepare micro-composites (c...

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