Short-Term Evaluation in Growing Rats of Diet Containing Bacillus thuringiensis Cry1Ia12 Entomotoxin: Nutritional Responses and Some Safety Aspects
Joint Authors
Vasconcelos, Ilka Maria
Mulinari, Fernanda
de Magalhães, Mariana Quezado
Grossi-de-Sa, Maria Fátima
Muchagata, Relinda Campos Carvalho
Farias, Davi Felipe
Carvalho, Ana Fontenele Urano
Rocha, Thales Lima
Campello, Cláudio Cabral
Guimarães, Luciane Mourão
Source
Issue
Vol. 2010, Issue 2010 (31 Dec. 2009), pp.1-8, 8 p.
Publisher
Hindawi Publishing Corporation
Publication Date
2010-08-16
Country of Publication
Egypt
No. of Pages
8
Main Subjects
Abstract EN
The Cry1Ia12 entomotoxin from a Brazilian Bacillus thuringiensis strain is currently being expressed in cotton cultivars to confer resistance to insect-pests.
The present study aimed to assess the effects of a diet containing Cry1Ia12 protein on growing rats.
A test diet containing egg white and Cry1Ia12 (0.1% of total protein) as a protein source was offered to rats for ten days.
In addition, an acute toxicity bioassay was performed in rats with a single oral dose of the entomotoxin (12 mg/animal).
No adverse effects were observed in the animals receiving the test diet when compared to those receiving a control diet (egg white).
The analysed parameters included relative dry weight of internal organs, duodenum histology, blood biochemistry, and nutritional parameters.
The results of the acute toxicity test showed no mortality or behaviour alteration.
Thus, Cry1Ia12 toxin at the tested concentration does not cause deleterious effects on growing rats when incorporated in the diet for 10 days.
American Psychological Association (APA)
Guimarães, Luciane Mourão& Farias, Davi Felipe& Muchagata, Relinda Campos Carvalho& de Magalhães, Mariana Quezado& Campello, Cláudio Cabral& Rocha, Thales Lima…[et al.]. 2010. Short-Term Evaluation in Growing Rats of Diet Containing Bacillus thuringiensis Cry1Ia12 Entomotoxin: Nutritional Responses and Some Safety Aspects. BioMed Research International،Vol. 2010, no. 2010, pp.1-8.
https://search.emarefa.net/detail/BIM-989044
Modern Language Association (MLA)
Guimarães, Luciane Mourão…[et al.]. Short-Term Evaluation in Growing Rats of Diet Containing Bacillus thuringiensis Cry1Ia12 Entomotoxin: Nutritional Responses and Some Safety Aspects. BioMed Research International No. 2010 (Dec. 2010), pp.1-8.
https://search.emarefa.net/detail/BIM-989044
American Medical Association (AMA)
Guimarães, Luciane Mourão& Farias, Davi Felipe& Muchagata, Relinda Campos Carvalho& de Magalhães, Mariana Quezado& Campello, Cláudio Cabral& Rocha, Thales Lima…[et al.]. Short-Term Evaluation in Growing Rats of Diet Containing Bacillus thuringiensis Cry1Ia12 Entomotoxin: Nutritional Responses and Some Safety Aspects. BioMed Research International. 2010. Vol. 2010, no. 2010, pp.1-8.
https://search.emarefa.net/detail/BIM-989044
Data Type
Journal Articles
Language
English
Notes
Includes bibliographical references
Record ID
BIM-989044