2024-03-28T22:39:58Zhttp://digital.csic.es/dspace-oai/requestoai:digital.csic.es:10261/988432016-09-07T10:33:39Zcom_10261_118com_10261_6col_10261_1253
DIGITAL.CSIC
author
Virto, Cristina
author
Zarate, Carlos Andrés
author
Murillo, Rosa
author
Williams, Trevor G.
author
Caballero, Primitivo
2014-06-24T12:27:14Z
2014-06-24T12:27:14Z
2013-06
IOBC-WPRS Bulletin 90: 179-181 (2013)
978-92-9067-268-5
1027-3115
http://hdl.handle.net/10261/98843
Vertical transmission of Spodoptera exigua multiple nucleopolyhedrovirus (SeMNPV) is a common feature in field S. exigua populations. To assess whether the gender affect to transgenerational virus transmission or distribution four mating groups were performed: i) healthy males (H♂) × healthy females (H♀); ii) infected males (I♂) × healthy females (H♀); iii) healthy males (H♂) × infected females (I♀) and iv) infected males (I♂) × infected females (I♀). These adults and their offspring were analyzed by qPCR to detect SeMNPV infection. Both males and females were able to transmit the infection to the next generation, although females infected high percentage of the offspring and their transmission was more stable and consistent. Venereal transmission is not likely to occur, and the main route of transmission seems transovarial more than transovum. The prevalence of the infection in the offspring did not vary according to gender, therefore both males and females can be infected by their parents in similar proportion. In conclusion, SeMNPV vertical transmission occurs by paternal and maternal via, while females transmission is more consistent. This route of transmission can improve the development of the bioinsecticides based in NPVs.
eng
openAccess
SeMNPV
Covert infections
Transgenerational transmission
Gender
Does gender affect to SeMNPV vertical transmission in Spodoptera exigua? Vertical transmission of SeMNPV highly consistent throughout female linage parental
comunicación de congreso
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URL
https://digital.csic.es/bitstream/10261/98843/4/gender_affect_Virto.pdf
File
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gender_affect_Virto.pdf
URL
https://digital.csic.es/bitstream/10261/98843/6/gender_affect_Virto.pdf.txt
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gender_affect_Virto.pdf.txt