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Targeted delivery of CRISPR-Cas9 ribonucleoprotein into arthropod ovaries for heritable germline gene editing

Chaverra-Rodriguez, Duverney, Macias, Vanessa M., Hughes, Grant ORCID: https://orcid.org/0000-0002-7567-7185, Pujhari, Sujit, Suzuki, Yasutsugu, Peterson, David R., Kim, Donghun, McKeand, Sage and Rasgon, Jason L. (2018) 'Targeted delivery of CRISPR-Cas9 ribonucleoprotein into arthropod ovaries for heritable germline gene editing'. Nature Communications, Vol 9, Issue 1, e3008.

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Abstract

Cas9-mediated gene editing is a powerful tool for addressing research questions in arthropods. Current approaches rely upon delivering Cas9 ribonucleoprotein (RNP) complex by embryonic microinjection, which is challenging, is limited to a small number of species, and is inefficient even in optimized taxa. Here we develop a technology termed Receptor-Mediated Ovary Transduction of Cargo (ReMOT Control) to deliver Cas9 RNP to the arthropod germline by injection into adult female mosquitoes. We identify a peptide (P2C) that mediates transduction of Cas9 RNP from the female hemolymph to the developing mosquito oocytes, resulting in heritable gene editing of the offspring with efficiency as high as 0.3 mutants per injected mosquito. We demonstrate that P2C functions in six mosquito species. Identification of taxa-specific ovary-specific ligand–receptor pairs may further extend the use of ReMOT Control for gene editing in novel species.

Item Type: Article
Uncontrolled Keywords: NOT_LSTM
Subjects: QU Biochemistry > Genetics > QU 470 Genetic structures
QX Parasitology > QX 20 Research (General)
QX Parasitology > Arthropods > QX 460 Arthropods
Digital Object Identifer (DOI): https://doi.org/10.1038/s41467-018-05425-9
Depositing User: Lynn Roberts-Maloney
Date Deposited: 26 Mar 2024 15:38
Last Modified: 26 Mar 2024 15:38
URI: https://archive.lstmed.ac.uk/id/eprint/24266

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