Results 31 to 40 of about 6,820 (210)

Acquisition of Cry1Ac protein by non-target arthropods in Bt soybean fields. [PDF]

open access: yesPLoS ONE, 2014
Soybean tissue and arthropods were collected in Bt soybean fields in China at different times during the growing season to investigate the exposure of arthropods to the plant-produced Cry1Ac toxin and the transmission of the toxin within the food web ...
Huilin Yu   +4 more
doaj   +1 more source

Where Is Scientific Evidence in Support of Refuge Size Reduction for Pyramided Bt Crops? [PDF]

open access: yes, 2011
Genetically modified plants expressing insecticidal Cry proteins originating from a soil-dwelling bacterium Bacillus thuringiensis (Bt) provide a powerful tool for managing insect pests. Unfortunately, insect ability to develop resistance to insecticidal
Andrei Alyokhin
core   +2 more sources

Genetic engineering for increasing resistance of chickpea (Cicer arietinum L.) to pod borer (Helicoverpa armigera) [PDF]

open access: yesپژوهش‌های حبوبات ایران, 2010
Pod borer is one of the main factors for yield decrease of chickpea. Therefore, breeding ofchickpea for resistance to this pest is important. Modified cry1Ac gene of Bacillus thuringiensis inpCry1Ac-nptII plasmid containing twin T-DNA for cry1Ac and ...
Nasrin Moshtaghi   +4 more
doaj   +1 more source

Susceptibility of the Asian Corn Borer, Ostrinia Furnacalis, to Bacillus Thuringiensis Toxin CRY1AC [PDF]

open access: yes, 2008
The larval susceptibility of the Asian corn borer, Ostrinia furnacalis (Guenee) (Lepidoptera: Crambidae), to a Bacillus thuringiensis protein (Cry1Ac) was evaluated using insect feeding bioassays. The founding population of O.
Ei, A. K. (Aye)   +2 more
core   +2 more sources

Similar genetic basis of resistance to Bt toxin Cry1Ac in Boll-selected and diet-selected strains of pink bollworm.

open access: yesPLoS ONE, 2012
Genetically engineered cotton and corn plants producing insecticidal Bacillus thuringiensis (Bt) toxins kill some key insect pests. Yet, evolution of resistance by pests threatens long-term insect control by these transgenic Bt crops.
Jeffrey A Fabrick, Bruce E Tabashnik
doaj   +1 more source

Evaluating Cross-Resistance to Cry and Vip Toxins in Four Strains of Helicoverpa armigera With Different Genetic Mechanisms of Resistance to Bt Toxin Cry1Ac

open access: yesFrontiers in Microbiology, 2021
Evolution of resistance by pests has diminished the efficacy of transgenic crops producing insecticidal proteins from Bacillus thuringiensis (Bt). In China, where transgenic cotton producing Bt toxin Cry1Ac has been planted since 1997, field control ...
Liangxuan Qi   +7 more
doaj   +1 more source

Epistasis confers resistance to Bt toxin Cry1Ac in the cotton bollworm [PDF]

open access: yesEvolutionary Applications, 2018
AbstractEvolution of resistance by insect pests reduces the benefits of extensively cultivated transgenic crops that produce insecticidal proteins from Bacillus thuringiensis (Bt). Previous work showed that resistance to Bt toxin Cry1Ac, which is produced by transgenic cotton, can be conferred by mutations disrupting a cadherin protein that binds this ...
Meijing Gao   +4 more
openaire   +2 more sources

Aedes cadherin receptor that mediates Bacillus thuringiensis Cry11A toxicity is essential for mosquito development. [PDF]

open access: yes, 2020
Aedes cadherin (AaeCad, AAEL024535) has been characterized as a receptor for Bacillus thuringiensis subsp. israelensis (Bti) Cry11A toxins. However, its role in development is still unknown.
Aimanova, Karly G   +2 more
core   +2 more sources

Quantification of Cry1Ac Protein in Bt Eggplant Fruits

open access: yesInternational Journal of Applied Sciences and Biotechnology, 2017
The cultivation of genetically engineered crops has been expanded rapidly in worldwide in a very short span of time. Bt eggplant is a transgenic eggplant created by inserting a crystal protein gene Cry1Ac from the soil bacterium Bacillus thuringiensis.
D. Khanam   +3 more
openaire   +2 more sources

Resistance to Bacillus thuringiensis Cry1Ac toxin requires mutations in two Plutella xylostella ATP-binding cassette transporter paralogs.

open access: yesPLoS Pathogens, 2020
The diamondback moth, Plutella xylostella, is a cosmopolitan pest and the first species to develop field resistance to toxins from the gram-positive bacterium Bacillus thuringiensis (Bt). Although previous work has suggested that mutations of ATP-binding
Zhaoxia Liu   +9 more
doaj   +1 more source

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