Results 191 to 200 of about 84,666 (353)

Rational design of induced regeneration via somatic embryogenesis in the absence of exogenous phytohormones. [PDF]

open access: yesPlant Cell
Wittmer J   +15 more
europepmc   +1 more source

Somatic Embryogenesis of Populus deltoides

open access: yes, 2012
Node, internode, and leaf explants of Populus deltoides Bartr. ex Marsh. x Populus deltoides Bartr. ex Marsh. hybrid poplar clone (89 M 066) tissue culture regenerated plantlets were used for direct and indirect somatic embryogenesis. Direct somatic embryos were differentiated on node, internode and leaf explants on Murashige and Skoog basal medium (MS)
Cavusoglu, Aysun   +4 more
openaire   +2 more sources

Molecular characterization of transformer, transformer‐2, and doublesex genes in the carambola fruit fly, Bactrocera carambolae, revealing potential for genetic pest management

open access: yesInsect Science, EarlyView.
Abstract Globalization and climate change may be driving the spread of the quarantine fruit fly, Bactrocera carambolae, highlighting the need for ecofriendly control methods like the Sterile Insect Technique (SIT), which relies on releasing sterile males to reduce wild populations.
Kamoltip Laohakieat   +2 more
wiley   +1 more source

Molecular mechanisms of sex determination in Lepidoptera: current status and perspectives

open access: yesInsect Science, EarlyView.
The genetic basis of sex determination in Lepidoptera was discovered in 2014 in the silkworm Bombyx mori. In this model species, the W chromosome‐derived small piRNA called Fem piRNA downregulates the expression of a Z‐linked gene, Masculinizer (Masc), which leads to the default female‐specific splicing of the doublesex gene (dsxF) and thus to female ...
František Marec   +2 more
wiley   +1 more source

DsiRNA‐mediated silencing of Ceratitis capitata transformer or transformer‐2 leads to masculinization of XX embryos and systemic gene silencing in ovaries

open access: yesInsect Science, EarlyView.
We carried out functional studies using Dicer‐substrate small interfering RNAs (DsiRNAs), targeting the sex determination genes Cctransformer (Cctra) and Cctransformer‐2 (Cctra‐2) in the Mediterranean fruit fly (Ceratitis capitata). Microinjection of DsiRNAs into XX embryos (0‐1 h old) rapidly triggered the expression of male‐specific Cctra isoforms ...
Gennaro Volpe   +20 more
wiley   +1 more source

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