نتایج جستجو برای: microorganisms genetically modified

تعداد نتایج: 334513  

2017
Karl Reinhard Donny L. Hamilton Richard H. Hevly RICHARD H. HEVLY

Journal: :Biochimie 2002
Charles P Scutt Elena Zubko Peter Meyer

The presence of marker genes encoding antibiotic or herbicide resistances in genetically modified plants poses a number of problems. Various techniques are under development for the removal of unwanted marker genes, while leaving required transgenes in place. The aim of this brief review is to describe the principal methods used for marker gene removal, concentrating on the most recent and prom...

2009
Yi Zhang Jun Mu Yan Feng Yue Kang Jia Zhang Peng-Juan Gu Yu Wang Li-Fang Ma Yan-Hua Zhu

In the search for new marine derived antibiotics, 43 epi- and endophytic fungal strains were isolated from the surface or the inner tissue of different marine plants and invertebrates. Through preliminary and secondary screening, 10 of them were found to be able to produce broad-spectrum antimicrobial metabolites. By morphological and molecular biological methods, three active strains were char...

2012
Cecília de Fátima Castelo Branco Rangel de Almeida Marcelo Alves Ramos Rafael Ricardo Vasconcelos Silva Joabe Gomes de Melo Maria Franco Trindade Medeiros Thiago Antonio de Sousa Araújo Alyson Luiz Santos de Almeida Elba Lúcia Cavalcanti de Amorim Rômulo Romeu da Nóbrega Alves Ulysses Paulino de Albuquerque

This study assessed the intracultural knowledge of the use of medicinal plants in an urban-rural community in an Atlantic forest fragment in northeastern Brazil. We examined the importance of native and exotic species and the effects of gender and age on that knowledge. We also compared data obtained from different groups of informants (local experts and general community). We conducted 194 int...

Journal: :Critical reviews in biotechnology 1988
K H Keeler

Concern about the safety of genetically engineered organisms in the environment arises from the undesirable results of earlier new technologies and introduced organisms. Progress towards safe release is complicated by the varied views of a diverse society, confusion of process and product, problems with existing methods, and the lack of practical experience with real releases. No categorically ...

1993
S. Rajan

This present study describes 11 species under 11 generate and 10 families of rare Homoeopathic Medicinal Plants introduced and cultivated in the Nilgiri district, Tamil Nadu, South India. The original citation, description, distribution and their medicinal uses are given.

2015
Bhuwan K Chhetri Nasser A Awadh Ali William N Setzer

Yemen is a small country located in the southwestern part of the Arabian Peninsula. Yemen's coastal lowlands, eastern plateau, and deserts give it a diverse topography, which along with climatic factors make it opulent in flora. Despite the introduction of Western medicinal system during the middle of the twentieth century, herbal medicine still plays an important role in Yemen. In this review,...

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