Drug Repurposing of Bromodomain Inhibitors as Potential Novel Therapeutic Leads for Lymphatic Filariasis Guided by Multispecies Transcriptomics
The current treatment regimen for lymphatic filariasis is mostly microfilaricidal. In an effort to identify new drug candidates for lymphatic filariasis, we conducted a three-way transcriptomics/systems biology study of one of the causative agents of lymphatic filariasis, Brugia malayi, its Wolbachi...
Main Authors: | , , , , , , , , , , , |
---|---|
Format: | Article |
Language: | English |
Published: |
American Society for Microbiology
2019-12-01
|
Series: | mSystems |
Subjects: | |
Online Access: | https://doi.org/10.1128/mSystems.00596-19 |
id |
doaj-e4e16df044534a02989c09ec336d7922 |
---|---|
record_format |
Article |
spelling |
doaj-e4e16df044534a02989c09ec336d79222020-11-25T02:26:26ZengAmerican Society for MicrobiologymSystems2379-50772019-12-0146e00596-1910.1128/mSystems.00596-19Drug Repurposing of Bromodomain Inhibitors as Potential Novel Therapeutic Leads for Lymphatic Filariasis Guided by Multispecies TranscriptomicsMatthew ChungLaura E. TeigenSilvia LibroRobin E. BromleyDustin OlleyNikhil KumarLisa SadzewiczLuke J. TallonAnup MahurkarJeremy M. FosterMichelle L. MichalskiJulie C. Dunning HotoppThe current treatment regimen for lymphatic filariasis is mostly microfilaricidal. In an effort to identify new drug candidates for lymphatic filariasis, we conducted a three-way transcriptomics/systems biology study of one of the causative agents of lymphatic filariasis, Brugia malayi, its Wolbachia endosymbiont wBm, and its vector host Aedes aegypti at 16 distinct B. malayi life stages. B. malayi upregulates the expression of bromodomain-containing proteins in the adult female, embryo, and microfilaria stages. In vitro, we find that the existing cancer therapeutic JQ1(+), which is a bromodomain and extraterminal protein inhibitor, has adulticidal activity in B. malayi.To better understand the transcriptomic interplay of organisms associated with lymphatic filariasis, we conducted multispecies transcriptome sequencing (RNA-Seq) on the filarial nematode Brugia malayi, its Wolbachia endosymbiont wBm, and its laboratory vector Aedes aegypti across the entire B. malayi life cycle. In wBm, transcription of the noncoding 6S RNA suggests that it may be a regulator of bacterial cell growth, as its transcript levels correlate with bacterial replication rates. For A. aegypti, the transcriptional response reflects the stress that B. malayi infection exerts on the mosquito with indicators of increased energy demand. In B. malayi, expression modules associated with adult female samples consistently contained an overrepresentation of genes involved in chromatin remodeling, such as the bromodomain-containing proteins. All bromodomain-containing proteins encoded by B. malayi were observed to be upregulated in the adult female, embryo, and microfilaria life stages, including 2 members of the bromodomain and extraterminal (BET) protein family. The BET inhibitor JQ1(+), originally developed as a cancer therapeutic, caused lethality of adult worms in vitro, suggesting that it may be a potential therapeutic that can be repurposed for treating lymphatic filariasis.https://doi.org/10.1128/mSystems.00596-19lymphatic filariasisfilarial nematodesnematodesbrugia malayiwolbachiaaedes aegyptimosquitotranscriptomicsrna-seqmultispecies rna-seqbromodomainbromodomain inhibitor6s rnabrugiadrug repurposingneglected tropical diseasesymbiosis |
collection |
DOAJ |
language |
English |
format |
Article |
sources |
DOAJ |
author |
Matthew Chung Laura E. Teigen Silvia Libro Robin E. Bromley Dustin Olley Nikhil Kumar Lisa Sadzewicz Luke J. Tallon Anup Mahurkar Jeremy M. Foster Michelle L. Michalski Julie C. Dunning Hotopp |
spellingShingle |
Matthew Chung Laura E. Teigen Silvia Libro Robin E. Bromley Dustin Olley Nikhil Kumar Lisa Sadzewicz Luke J. Tallon Anup Mahurkar Jeremy M. Foster Michelle L. Michalski Julie C. Dunning Hotopp Drug Repurposing of Bromodomain Inhibitors as Potential Novel Therapeutic Leads for Lymphatic Filariasis Guided by Multispecies Transcriptomics mSystems lymphatic filariasis filarial nematodes nematodes brugia malayi wolbachia aedes aegypti mosquito transcriptomics rna-seq multispecies rna-seq bromodomain bromodomain inhibitor 6s rna brugia drug repurposing neglected tropical disease symbiosis |
author_facet |
Matthew Chung Laura E. Teigen Silvia Libro Robin E. Bromley Dustin Olley Nikhil Kumar Lisa Sadzewicz Luke J. Tallon Anup Mahurkar Jeremy M. Foster Michelle L. Michalski Julie C. Dunning Hotopp |
author_sort |
Matthew Chung |
title |
Drug Repurposing of Bromodomain Inhibitors as Potential Novel Therapeutic Leads for Lymphatic Filariasis Guided by Multispecies Transcriptomics |
title_short |
Drug Repurposing of Bromodomain Inhibitors as Potential Novel Therapeutic Leads for Lymphatic Filariasis Guided by Multispecies Transcriptomics |
title_full |
Drug Repurposing of Bromodomain Inhibitors as Potential Novel Therapeutic Leads for Lymphatic Filariasis Guided by Multispecies Transcriptomics |
title_fullStr |
Drug Repurposing of Bromodomain Inhibitors as Potential Novel Therapeutic Leads for Lymphatic Filariasis Guided by Multispecies Transcriptomics |
title_full_unstemmed |
Drug Repurposing of Bromodomain Inhibitors as Potential Novel Therapeutic Leads for Lymphatic Filariasis Guided by Multispecies Transcriptomics |
title_sort |
drug repurposing of bromodomain inhibitors as potential novel therapeutic leads for lymphatic filariasis guided by multispecies transcriptomics |
publisher |
American Society for Microbiology |
series |
mSystems |
issn |
2379-5077 |
publishDate |
2019-12-01 |
description |
The current treatment regimen for lymphatic filariasis is mostly microfilaricidal. In an effort to identify new drug candidates for lymphatic filariasis, we conducted a three-way transcriptomics/systems biology study of one of the causative agents of lymphatic filariasis, Brugia malayi, its Wolbachia endosymbiont wBm, and its vector host Aedes aegypti at 16 distinct B. malayi life stages. B. malayi upregulates the expression of bromodomain-containing proteins in the adult female, embryo, and microfilaria stages. In vitro, we find that the existing cancer therapeutic JQ1(+), which is a bromodomain and extraterminal protein inhibitor, has adulticidal activity in B. malayi.To better understand the transcriptomic interplay of organisms associated with lymphatic filariasis, we conducted multispecies transcriptome sequencing (RNA-Seq) on the filarial nematode Brugia malayi, its Wolbachia endosymbiont wBm, and its laboratory vector Aedes aegypti across the entire B. malayi life cycle. In wBm, transcription of the noncoding 6S RNA suggests that it may be a regulator of bacterial cell growth, as its transcript levels correlate with bacterial replication rates. For A. aegypti, the transcriptional response reflects the stress that B. malayi infection exerts on the mosquito with indicators of increased energy demand. In B. malayi, expression modules associated with adult female samples consistently contained an overrepresentation of genes involved in chromatin remodeling, such as the bromodomain-containing proteins. All bromodomain-containing proteins encoded by B. malayi were observed to be upregulated in the adult female, embryo, and microfilaria life stages, including 2 members of the bromodomain and extraterminal (BET) protein family. The BET inhibitor JQ1(+), originally developed as a cancer therapeutic, caused lethality of adult worms in vitro, suggesting that it may be a potential therapeutic that can be repurposed for treating lymphatic filariasis. |
topic |
lymphatic filariasis filarial nematodes nematodes brugia malayi wolbachia aedes aegypti mosquito transcriptomics rna-seq multispecies rna-seq bromodomain bromodomain inhibitor 6s rna brugia drug repurposing neglected tropical disease symbiosis |
url |
https://doi.org/10.1128/mSystems.00596-19 |
work_keys_str_mv |
AT matthewchung drugrepurposingofbromodomaininhibitorsaspotentialnoveltherapeuticleadsforlymphaticfilariasisguidedbymultispeciestranscriptomics AT lauraeteigen drugrepurposingofbromodomaininhibitorsaspotentialnoveltherapeuticleadsforlymphaticfilariasisguidedbymultispeciestranscriptomics AT silvialibro drugrepurposingofbromodomaininhibitorsaspotentialnoveltherapeuticleadsforlymphaticfilariasisguidedbymultispeciestranscriptomics AT robinebromley drugrepurposingofbromodomaininhibitorsaspotentialnoveltherapeuticleadsforlymphaticfilariasisguidedbymultispeciestranscriptomics AT dustinolley drugrepurposingofbromodomaininhibitorsaspotentialnoveltherapeuticleadsforlymphaticfilariasisguidedbymultispeciestranscriptomics AT nikhilkumar drugrepurposingofbromodomaininhibitorsaspotentialnoveltherapeuticleadsforlymphaticfilariasisguidedbymultispeciestranscriptomics AT lisasadzewicz drugrepurposingofbromodomaininhibitorsaspotentialnoveltherapeuticleadsforlymphaticfilariasisguidedbymultispeciestranscriptomics AT lukejtallon drugrepurposingofbromodomaininhibitorsaspotentialnoveltherapeuticleadsforlymphaticfilariasisguidedbymultispeciestranscriptomics AT anupmahurkar drugrepurposingofbromodomaininhibitorsaspotentialnoveltherapeuticleadsforlymphaticfilariasisguidedbymultispeciestranscriptomics AT jeremymfoster drugrepurposingofbromodomaininhibitorsaspotentialnoveltherapeuticleadsforlymphaticfilariasisguidedbymultispeciestranscriptomics AT michellelmichalski drugrepurposingofbromodomaininhibitorsaspotentialnoveltherapeuticleadsforlymphaticfilariasisguidedbymultispeciestranscriptomics AT juliecdunninghotopp drugrepurposingofbromodomaininhibitorsaspotentialnoveltherapeuticleadsforlymphaticfilariasisguidedbymultispeciestranscriptomics |
_version_ |
1715486102365667328 |