Protein engineering of delta-endotoxins of Bacillus thuringiensis SciELO - Scientific Electronic
Library Online vol.7 número2 L (+) lactic acid fermentation and its product polymerization …

Insecticide resistance to the microbial insecticides Bacillus thuringiensis subsp. israelensis
(Bti) and Bacillus sphaericus (Bs) represents a serious threat to their success. Available …

Esculentin-1 is a 46-residue antimicrobial peptide present in skin secretions of Rana
esculenta. It is effective against a wide variety of micro-organisms, including plant pathogens …

The global agricultural production needs to go up by 70% until 2050, to keep pace with ever-
increasing human population and is a major challenge of this century. Green revolution and …

Helix 3 of the Cry1Aa toxin from Bacillus thuringiensis possesses eight charged amino
acids. These residues, with the exception of those involved in intramolecular salt bridges …

A hybrid δ-endotoxin protein was designed against a polyphagous lepidopteran insect pest
Spodoptera litura, which is tolerant to most of the known δ-endotoxins. The hybrid δ …

The insecticidal character of the three-domain Cry δ-endotoxins produced by Bacillus
thuringiensis during sporulation is believed to be caused by their capability to generate lytic …

Trypsin activation of Cry4B, a 130-kDa Bacillus thuringiensis (Bt) protein, produces a 65-kDa
toxin active against mosquito larvae. The active toxin is made of two protease-resistant …

The apical brush border membrane, the main target site of Bacillus thuringiensis toxins, was
isolated from gypsy moth (Lymantria dispar) larval midguts and fused to artificial planar lipid …

The insecticidal cry (crystal) genes from Bacillus thuringiensis (Bt) have been used for insect
control both as biopesticides and in transgenic plants. Discovery of new insecticidal genes is …