An integrated platform for genome engineering and gene expression perturbation in Plasmodium falciparum.

Abstract:

:Establishing robust genome engineering methods in the malarial parasite, Plasmodium falciparum, has the potential to substantially improve the efficiency with which we gain understanding of this pathogen's biology to propel treatment and elimination efforts. Methods for manipulating gene expression and engineering the P. falciparum genome have been validated. However, a significant barrier to fully leveraging these advances is the difficulty associated with assembling the extremely high AT content DNA constructs required for modifying the P. falciparum genome. These are frequently unstable in commonly-used circular plasmids. We address this bottleneck by devising a DNA assembly framework leveraging the improved reliability with which large AT-rich regions can be efficiently manipulated in linear plasmids. This framework integrates several key functional genetics outcomes via CRISPR/Cas9 and other methods from a common, validated framework. Overall, this molecular toolkit enables P. falciparum genetics broadly and facilitates deeper interrogation of parasite genes involved in diverse biological processes.

journal_name

Sci Rep

journal_title

Scientific reports

authors

Nasamu AS,Falla A,Pasaje CFA,Wall BA,Wagner JC,Ganesan SM,Goldfless SJ,Niles JC

doi

10.1038/s41598-020-77644-4

subject

Has Abstract

pub_date

2021-01-11 00:00:00

pages

342

issue

1

issn

2045-2322

pii

10.1038/s41598-020-77644-4

journal_volume

11

pub_type

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