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Publication : Genetic engineering of sex chromosomes for batch cultivation of non-transgenic, sex-sorted males.

First Author  Das Siba R Year  2020
Journal  PLoS Genet Volume  16
Pages  e1009180 PubMed ID  33137115
Abstract Text  The field performance of Sterile Insect Technique (SIT) is improved by sex-sorting and releasing only sterile males. This can be accomplished by resource-intensive separation of males from females by morphology. Alternatively, sex-ratio biasing genetic constructs can be used to selectively remove one sex without the need for manual or automated sorting, but the resulting genetically engineered (GE) control agents would be subject to additional governmental regulation. Here we describe and demonstrate a genetic method for the batch production of non-GE males. This method could be applied to generate the heterogametic sex (XY, or WZ) in any organism with chromosomal sex determination. We observed up to 100% sex-selection with batch cultures of more than 103 individuals. Using a stringent transgene detection assay, we demonstrate the potential of mass production of transgene free males. Doi  10.1371/journal.pgen.1009180
Issue  11 Month  11

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