Results 111 to 120 of about 6,820 (210)

Transcriptional cellular responses in midgut tissue of Aedes aegypti larvae following intoxication with Cry11Aa toxin from Bacillus thuringiensis. [PDF]

open access: yes, 2015
BackgroundAlthough much is known about the mechanism of action of Bacillus thuringiensis Cry toxins, the target tissue cellular responses to toxin activity is less understood.
Bravo, Alejandra   +4 more
core   +1 more source

Resistance of Trichoplusia ni to Bacillus thuringiensis toxin Cry1Ac is independent of alteration of the cadherin-like receptor for Cry toxins.

open access: yesPLoS ONE, 2012
Alteration of binding sites for Bacillus thuringiensis (Bt) toxins in insect midgut is the major mechanism of high-level resistance to Bt toxins in insects.
Xin Zhang   +4 more
doaj   +1 more source

EFECTOS SUBLETALES DE Bacillus thuringiensis (BERLINER) EN Spodoptera frugiperda (J. E. SMITH) Y Helicoverpa zea (BODDIE) [PDF]

open access: yes, 2015
El gusano cogollero Spodoptera frugiperda (J. E. Smith) y el gusano elotero Helicoverpa zea (Boddie) (Lepidoptera: Noctuidae) son plagas importantes en cultivos frutícolas, hortícolas, forestales y ornamentales; estas especies se controlan principalmente
Rosales Juárez, Anayeli   +1 more
core  

Arthropods biodiversity index in Bollgard (R) cotton (CRy1Ac) in Brazil [PDF]

open access: yes, 2013
Shannon-Wiener's diversity index (SWI) was used under untreated conditions of a cotton field during the 2006/2007 crop season in the Cerrado region, Brazil.
Degrande, P.E.   +4 more
core  

Low Temperature Exposure Decreases Cry1ac Insecticidal Endotoxin Content in Cotton Seeds

open access: yes
Abstract Background Sudden temperature drops, resulting from extreme weather events, often occur during the boll-setting period of cotton in Xinjiang, China, causing decreased expression of Bacillus thuringiensis (Bt) insecticidal proteins in cotton bolls.
Yuan Chen   +6 more
openaire   +1 more source

Effects of Bt Cotton on Thrips tabaci (Thysanoptera: Thripidae) and Its Predator, Orius insidiosus (Hemiptera: Anthocoridae) [PDF]

open access: yes, 2017
Laboratory studies were conducted to investigate tritrophic transfer of insecticidal Cry proteins from transgenic cotton to an herbivore and its predator, and to examine effects of these proteins on the predator's development, survival, and reproduction.
Kumar, Rishi   +3 more
core  

Perspectivas da utilização do gene bt para o controle de insetos-praga do arroz no Brasil. [PDF]

open access: yes, 2017
O objetivo desta publicação é revisar a situação atual da tecnologia dos transgênicos bt, com vistas à introdução desta característica no programa de melhoramento de arroz da Embrapa.bitstream/CNPAF-2009-09/28165/1/doc_232 ...
CASTRO, A. P. de
core  

Cry1Ac – Adjuvant of Polysaccharides [PDF]

open access: yesScandinavian Journal of Immunology, 2003
openaire   +1 more source

Effects of Pink Bollworm Resistance to Bacillus thuringiensis on Phenoloxidase Activity and Susceptibility to Entomopathogenic Nematodes [PDF]

open access: yes, 2009
Widespread planting of crops genetically engineered to produce insecticidal toxins from the bacterium Bacillus thuringiensis (Bt) imposes selection on many key agricultural pests to evolve resistance to Bt.
Carriere, Yves   +7 more
core   +2 more sources

UNDERSTANDING INSECT MIDGUT RECEPTORS FOR BT PROTEIN CRY1AC AND MECHANISM OF RESISTANCE TO CRY1AC IN THE CABBAGE LOOPER, TRICHOPLUSIA NI

open access: yes
226 pages ; The successful deployment of insecticidal proteins from Bacillus thuringiensis (Bt) via genetically engineered crops has revolutionized pest management practices in agriculture. However, the development of insect resistance to Bt toxins threatens the sustainable application of Bt-biotechnology.
openaire   +2 more sources

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