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Journal ArticleDOI

Possible origin and function of the parasporal crystals in Bacillusthuringiensis

TLDR
The unique capacity of this species to alter the surface coating of spores which appears to be related to crystal formation may provide flexibility for germination and growth in diverse soil environments.
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This article is published in Biochemical and Biophysical Research Communications.The article was published on 1978-10-16. It has received 121 citations till now. The article focuses on the topics: Surface coating & Spore.

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Citations
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Cloning and expression of the Bacillus thuringiensis crystal protein gene in Escherichia coli

TL;DR: Sau 3A1 partial digestion fragments from Bacillus thuringiensis var. kurstaki HD-1 plasmid DNA were ligated into the BamHI site of the cloning vector pBR322 and transformed into Escherichia coli strain HB101 as mentioned in this paper.
Journal ArticleDOI

Diversity of locations for Bacillus thuringiensis crystal protein genes.

TL;DR: In this article, the location of crystal protein genes in 22 crystalliferous Bacillus thuringiensis strains representing 14 subspecies was investigated by hybridization of an intragenic restriction fragment from a cloned crystal protein gene to whole plasmid preparations.
Journal ArticleDOI

Correlation between specific plasmids and delta-endotoxin production in Bacillus thuringiensis.

TL;DR: The evidence obtained supports the notion of a relationship between specific extrachromosomal DNA elements and δ-endotoxin production in B. thuringiensis, and suggests that in each strain only a single plasmid is involved, although the size of the implicated plasmids varies from one strain to another.
Journal ArticleDOI

Synergistic activity of a Bacillus thuringiensis delta-endotoxin and a bacterial endochitinase against Spodoptera littoralis larvae.

TL;DR: A combination of the Cryprotein and an endochitinase could result in effective insect control in transgenic systems in which the Cry protein is not expressed in a crystalline form.
References
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Journal ArticleDOI

Cleavage of Structural Proteins during the Assembly of the Head of Bacteriophage T4

TL;DR: Using an improved method of gel electrophoresis, many hitherto unknown proteins have been found in bacteriophage T4 and some of these have been identified with specific gene products.
Journal Article

Cleavage of structural proteins during the assemble of the head of bacterio-phage T4

U. K. Laemmli
- 01 Jan 1970 - 
TL;DR: Using an improved method of gel electrophoresis, many hitherto unknown proteins have been found in bacteriophage T4 and some of these have been identified with specific gene products as mentioned in this paper.
Journal ArticleDOI

Isolation of Covalently Closed Circular DNA of High Molecular Weight From Bacteria

TL;DR: By this technique, ccc-DNA of varying sizes has also been isolated from species of Escherichia, Rhizobium, Citrobacter , and Lactobacillus.
Journal ArticleDOI

Electron Microscope Study of Sporulation and Parasporal Crystal Formation in Bacillus thuringiensis

TL;DR: A comprehensive ultrastructural analysis of sporulation and parasporal crystal development is described for Bacillus thuringiensis and observations contradict previous hypotheses that the crystal is synthesized on the forespore membrane, exosporium, or mesosomes.
Journal ArticleDOI

Characterization of the entomocidal parasporal crystal of Bacillus thuringiensis.

TL;DR: Chemical modification of the sulfhydryl groups inhibits the proteolytic and insecticidal activities of the proendotoxin, suggesting that cysteine residues may be present in the active site of the protein.
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