Results 31 to 40 of about 22,318 (164)

The mitochondria-mediate apoptosis of Lepidopteran cells induced by azadirachtin. [PDF]

open access: yesPLoS ONE, 2013
Mitochondria have been shown to play an important role in apoptosis using mammalian cell lines. However, this seems not to be the case in Drosophila, an insect model organism; thus more in-depth studies of insect cell apoptosis are necessary.
Jingfei Huang   +3 more
doaj   +1 more source

DSP-PP precursor protein cleavage by tolloid-related-1 protein and by bone morphogenetic protein-1.

open access: yesPLoS ONE, 2012
Dentin sialoprotein (DSP) and phosphophoryn (PP), acidic proteins critical to dentin mineralization, are translated from a single transcript as a DSP-PP precursor that undergoes specific proteolytic processing to generate DSP and PP.
Helena H Ritchie   +4 more
doaj   +1 more source

Oxidative stress and DNA damage induced by spinosad exposure in Spodoptera frugiperda Sf9 cells

open access: yesFood and Agricultural Immunology, 2018
Spinosad, a neurotoxic insecticide, is widely used for crop protection. In order to elucidate the effects of spinosad on oxidative stress and genotoxicity in Sf9 cells, the levels of lipid peroxidation, the activity of antioxidative enzymes, and DNA ...
Wenping Xu   +4 more
doaj   +1 more source

Improved Expression of SARS-CoV-2 Spike RBD Using the Insect Cell-Baculovirus System

open access: yesViruses, 2022
Insect cell-baculovirus expression vector system is one of the most established platforms to produce biological products, and it plays a fundamental role in the context of COVID-19 emergency, providing recombinant proteins for treatment, diagnosis, and ...
Joaquín Poodts   +10 more
doaj   +1 more source

Production and characterization of novel recombinant adeno-associated virus replicative-form genomes: a eukaryotic source of DNA for gene transfer. [PDF]

open access: yesPLoS ONE, 2013
Conventional non-viral gene transfer uses bacterial plasmid DNA containing antibiotic resistance genes, cis-acting bacterial sequence elements, and prokaryotic methylation patterns that may adversely affect transgene expression and vector stability in ...
Lina Li   +9 more
doaj   +1 more source

Performance of Cardiotropic rAAV Vectors Is Dependent on Production Method

open access: yesViruses, 2022
Gene therapy is making significant impact on a modest, yet growing, number of human diseases. Justifiably, the preferred viral vector for clinical use is that based on recombinant adeno-associated virus (rAAV).
Renuka Rao   +7 more
doaj   +1 more source

A Novel Transgenic Sf9 Cell Line for Quick and Easy Virus Quantification

open access: yesInsects
The following study was conducted to generate a transgenic Sf9 cell line for rapid and easy virus quantification in the baculovirus expression system (BES). The hr3 (homologous region 3) and 39K and p10 promoters were used as the expression structures to
Kyu-Seek Kim   +4 more
doaj   +1 more source

Genetics instability of wtAAV2 genome and AAV promoter activities in the Baculovirus/Sf9 cells system.

open access: yesPLoS ONE, 2018
The human Adeno-Associated Virus serotype 2 (wtAAV2) is a common non-pathological virus and its recombinant form (rAAV) is widely used as gene therapy vector. Although rAAVs are routinely produced in the Baculovirus/Sf9 cell system, wtAAV2 has never been
Adrien Savy   +5 more
doaj   +1 more source

Functional assessment of lysosomal Rab7 and RILP with RNA interference and overexpression in Spodoptera frugiperda Sf9 cell lines

open access: yesSTAR Protocols, 2023
Summary: The interaction manner and biological function of Rab7 and its effector, Rab-interacting lysosomal protein (RILP), remain unclear in invertebrates.
Gaofeng Cui, Zhiyan Jiang, Guohua Zhong
doaj   +1 more source

Kinetic analysis of in vitro production of wild-type Spodoptera frugiperda nucleopolyhedrovirus

open access: yesBrazilian Archives of Biology and Technology, 2010
In this study, the kinetic behavior of Sf9 and Sf21 cells used in the production of a baculovirus biopesticide to control the pest of corn Spodoptera frugiperda was analyzed. Kinetic variables such as maximum specific growth rate, cell productivity, mean
Andréa Farias de Almeida   +3 more
doaj   +1 more source

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