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Membrane binding and oligomer membrane insertion are necessary but insufficient for Bacillus thuringiensis Cyt1Aa toxicity.

Cantón PE, López-Díaz JA, Gill SS, Bravo A, Soberón M.

Peptides. 2014 Mar;53:286-91. doi: 10.1016/j.peptides.2013.10.011. Epub 2013 Oct 25.


Bacillus thuringiensis Cry1AbMod toxin counters tolerance associated with low cadherin expression but not that associated with low alkaline phosphatase expression in Manduca sexta.

Gómez I, Flores B, Bravo A, Soberón M.

Peptides. 2015 Jun;68:130-3. doi: 10.1016/j.peptides.2014.08.012. Epub 2014 Sep 17.


Bacillus thuringiensis Cry1A toxins are versatile proteins with multiple modes of action: two distinct pre-pores are involved in toxicity.

Gómez I, Sánchez J, Muñoz-Garay C, Matus V, Gill SS, Soberón M, Bravo A.

Biochem J. 2014 Apr 15;459(2):383-96. doi: 10.1042/BJ20131408.


Toxicity and mode of action of insecticidal Cry1A proteins from Bacillus thuringiensis in an insect cell line, CF-1.

Portugal L, Gringorten JL, Caputo GF, Soberón M, Muñoz-Garay C, Bravo A.

Peptides. 2014 Mar;53:292-9. doi: 10.1016/j.peptides.2013.10.026. Epub 2013 Nov 1.


Oligomerization is a key step in Cyt1Aa membrane insertion and toxicity but not necessary to synergize Cry11Aa toxicity in Aedes aegypti larvae.

López-Diaz JA, Cantón PE, Gill SS, Soberón M, Bravo A.

Environ Microbiol. 2013 Nov;15(11):3030-9. doi: 10.1111/1462-2920.12263. Epub 2013 Sep 24.


Insecticidal activity of Bacillus thuringiensis Cry1Bh1 against Ostrinia nubilalis (Hubner) (Lepidoptera: Crambidae) and other lepidopteran pests.

Lira J, Beringer J, Burton S, Griffin S, Sheets J, Tan SY, Woosley A, Worden S, Narva KE.

Appl Environ Microbiol. 2013 Dec;79(24):7590-7. doi: 10.1128/AEM.01979-13. Epub 2013 Sep 27.


Proteolytic processing of Bacillus thuringiensis toxin Cry1Ab in rice brown planthopper, Nilaparvata lugens (Stål).

Shao E, Liu S, Lin L, Guan X.

J Invertebr Pathol. 2013 Nov;114(3):255-7. doi: 10.1016/j.jip.2013.09.001. Epub 2013 Sep 8.


Intermolecular interaction between Cry2Aa and Cyt1Aa and its effect on larvicidal activity against Culex quinquefasciatus.

Bideshi DK, Waldrop G, Fernandez-Luna MT, Diaz-Mendoza M, Wirth MC, Johnson JJ, Park HW, Federici BA.

J Microbiol Biotechnol. 2013 Aug;23(8):1107-15.


Differential role of Manduca sexta aminopeptidase-N and alkaline phosphatase in the mode of action of Cry1Aa, Cry1Ab, and Cry1Ac toxins from Bacillus thuringiensis.

Flores-Escobar B, Rodríguez-Magadan H, Bravo A, Soberón M, Gómez I.

Appl Environ Microbiol. 2013 Aug;79(15):4543-50. doi: 10.1128/AEM.01062-13. Epub 2013 May 17.


Sodium solute symporter and cadherin proteins act as Bacillus thuringiensis Cry3Ba toxin functional receptors in Tribolium castaneum.

Contreras E, Schoppmeier M, Real MD, Rausell C.

J Biol Chem. 2013 Jun 21;288(25):18013-21. doi: 10.1074/jbc.M113.474445. Epub 2013 May 3.


Role of UPR Pathway in Defense Response of Aedes aegypti against Cry11Aa Toxin from Bacillus thuringiensis.

Bedoya-Pérez LP, Cancino-Rodezno A, Flores-Escobar B, Soberón M, Bravo A.

Int J Mol Sci. 2013 Apr 17;14(4):8467-78. doi: 10.3390/ijms14048467.


Cyt1Aa from Bacillus thuringiensis subsp. israelensis enhances mosquitocidal activity of B. thuringiensis subsp. kurstaki HD-1 against Aedes aegypti but not Culex quinquefasciatus.

Park HW, Pino BC, Kozervanich-Chong S, Hafkenscheid EA, Oliverio RM, Federici BA, Bideshi DK.

J Microbiol Biotechnol. 2013 Jan;23(1):88-91.


Cytolytic peptide fragments of Cyt1Aa from Bacillus thuringiensis subsp. israelensis.

Nisnevitch M, Nikonov S, Nitzan Y.

Cell Biochem Biophys. 2013 Mar;65(2):121-7. doi: 10.1007/s12013-012-9405-7.


Comparative proteomic analysis of Aedes aegypti larval midgut after intoxication with Cry11Aa toxin from Bacillus thuringiensis.

Cancino-Rodezno A, Lozano L, Oppert C, Castro JI, Lanz-Mendoza H, Encarnación S, Evans AE, Gill SS, Soberón M, Jurat-Fuentes JL, Bravo A.

PLoS One. 2012;7(5):e37034. doi: 10.1371/journal.pone.0037034. Epub 2012 May 16.


Specific binding of radiolabeled Cry1Fa insecticidal protein from Bacillus thuringiensis to midgut sites in lepidopteran species.

Hernández-Rodríguez CS, Hernández-Martínez P, Van Rie J, Escriche B, Ferré J.

Appl Environ Microbiol. 2012 Jun;78(11):4048-50. doi: 10.1128/AEM.07591-11. Epub 2012 Mar 23.


Cadherin binding is not a limiting step for Bacillus thuringiensis subsp. israelensis Cry4Ba toxicity to Aedes aegypti larvae.

Rodríguez-Almazán C, Reyes EZ, Zúñiga-Navarrete F, Muñoz-Garay C, Gómez I, Evans AM, Likitvivatanavong S, Bravo A, Gill SS, Soberón M.

Biochem J. 2012 May 1;443(3):711-7. doi: 10.1042/BJ20111579.


Cyt1Aa toxin: crystal structure reveals implications for its membrane-perforating function.

Cohen S, Albeck S, Ben-Dov E, Cahan R, Firer M, Zaritsky A, Dym O.

J Mol Biol. 2011 Nov 4;413(4):804-14. doi: 10.1016/j.jmb.2011.09.021. Epub 2011 Sep 19.


Localization of Bacillus thuringiensis Cry1A toxin-binding molecules in gypsy moth larval gut sections using fluorescence microscopy.

Valaitis AP.

J Invertebr Pathol. 2011 Oct;108(2):69-75. doi: 10.1016/j.jip.2011.07.001. Epub 2011 Jul 13.


Tobacco plants expressing the Cry1AbMod toxin suppress tolerance to Cry1Ab toxin of Manduca sexta cadherin-silenced larvae.

Porta H, Jiménez G, Cordoba E, León P, Soberón M, Bravo A.

Insect Biochem Mol Biol. 2011 Jul;41(7):513-9. doi: 10.1016/j.ibmb.2011.04.013. Epub 2011 May 23.


Dominant negative phenotype of Bacillus thuringiensis Cry1Ab, Cry11Aa and Cry4Ba mutants suggest hetero-oligomer formation among different Cry toxins.

Carmona D, Rodríguez-Almazán C, Muñoz-Garay C, Portugal L, Pérez C, de Maagd RA, Bakker P, Soberón M, Bravo A.

PLoS One. 2011;6(5):e19952. doi: 10.1371/journal.pone.0019952. Epub 2011 May 16.

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