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

Summary: The interaction manner and biological function of Rab7 and its effector, Rab-interacting lysosomal protein (RILP), remain unclear in invertebrates. We provide a protocol for detecting the effects of Rab7 and RILP terminals on lysosome and autophagy in Spodoptera frugiperda Sf9 cells with ov...

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Main Authors: Gaofeng Cui, Zhiyan Jiang, Guohua Zhong
Format: Article
Language:English
Published: Elsevier 2023-12-01
Series:STAR Protocols
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S2666166723006135
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author Gaofeng Cui
Zhiyan Jiang
Guohua Zhong
author_facet Gaofeng Cui
Zhiyan Jiang
Guohua Zhong
author_sort Gaofeng Cui
collection DOAJ
description Summary: The interaction manner and biological function of Rab7 and its effector, Rab-interacting lysosomal protein (RILP), remain unclear in invertebrates. We provide a protocol for detecting the effects of Rab7 and RILP terminals on lysosome and autophagy in Spodoptera frugiperda Sf9 cells with overexpression and RNA interference. We describe steps for overexpressing plasmids, generating long double-stranded RNA, and transfecting them into Sf9 cells. We then detail procedures for cell immunofluorescence imaging with harmine treatment and fluorescence analysis.For complete details on the use and execution of this protocol, please refer to Cui et al. (2023).1 : Publisher’s note: Undertaking any experimental protocol requires adherence to local institutional guidelines for laboratory safety and ethics.
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spelling doaj.art-85e64b43dc1b4123a2ada7573dfa16c22023-10-19T04:22:51ZengElsevierSTAR Protocols2666-16672023-12-0144102646Functional assessment of lysosomal Rab7 and RILP with RNA interference and overexpression in Spodoptera frugiperda Sf9 cell linesGaofeng Cui0Zhiyan Jiang1Guohua Zhong2College of Plant Protection, South China Agricultural University, Guangzhou 510642, China; Guangdong Provincial Key Laboratory of Silviculture, Protection and Utilization, Guangdong Academy of Forestry, Guangzhou 510520, ChinaCollege of Plant Protection, South China Agricultural University, Guangzhou 510642, China; College of Food and Health, Zhejiang A&F University, Hangzhou 311300, ChinaCollege of Plant Protection, South China Agricultural University, Guangzhou 510642, China; Corresponding authorSummary: The interaction manner and biological function of Rab7 and its effector, Rab-interacting lysosomal protein (RILP), remain unclear in invertebrates. We provide a protocol for detecting the effects of Rab7 and RILP terminals on lysosome and autophagy in Spodoptera frugiperda Sf9 cells with overexpression and RNA interference. We describe steps for overexpressing plasmids, generating long double-stranded RNA, and transfecting them into Sf9 cells. We then detail procedures for cell immunofluorescence imaging with harmine treatment and fluorescence analysis.For complete details on the use and execution of this protocol, please refer to Cui et al. (2023).1 : Publisher’s note: Undertaking any experimental protocol requires adherence to local institutional guidelines for laboratory safety and ethics.http://www.sciencedirect.com/science/article/pii/S2666166723006135Cell BiologyMicroscopyMolecular BiologyMolecular/Chemical Probes
spellingShingle Gaofeng Cui
Zhiyan Jiang
Guohua Zhong
Functional assessment of lysosomal Rab7 and RILP with RNA interference and overexpression in Spodoptera frugiperda Sf9 cell lines
STAR Protocols
Cell Biology
Microscopy
Molecular Biology
Molecular/Chemical Probes
title Functional assessment of lysosomal Rab7 and RILP with RNA interference and overexpression in Spodoptera frugiperda Sf9 cell lines
title_full Functional assessment of lysosomal Rab7 and RILP with RNA interference and overexpression in Spodoptera frugiperda Sf9 cell lines
title_fullStr Functional assessment of lysosomal Rab7 and RILP with RNA interference and overexpression in Spodoptera frugiperda Sf9 cell lines
title_full_unstemmed Functional assessment of lysosomal Rab7 and RILP with RNA interference and overexpression in Spodoptera frugiperda Sf9 cell lines
title_short Functional assessment of lysosomal Rab7 and RILP with RNA interference and overexpression in Spodoptera frugiperda Sf9 cell lines
title_sort functional assessment of lysosomal rab7 and rilp with rna interference and overexpression in spodoptera frugiperda sf9 cell lines
topic Cell Biology
Microscopy
Molecular Biology
Molecular/Chemical Probes
url http://www.sciencedirect.com/science/article/pii/S2666166723006135
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