Nicholas Owen
Nicholas Owen
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Automatic
transcriptomics
Identification of novel coloboma candidate genes through conserved gene expression analyses across four vertebrate species
Ocular coloboma (OC) is a failure of complete optic fissure closure during embryonic development and presents as a tissue defect along the proximal distal axis of the ventral eye. It is classed as part of the clinical spectrum of structural eye malformations with microphthalmia and anophthalmia, collectively abbreviated to MAC. Despite deliberate attempts to identify causative variants in MAC, many patients remain without a genetic diagnosis. To reveal potential candidate genes, we utilised transcriptomes experimentally generated from embryonic eye tissues derived from human, mouse, zebrafish, and chicken at stages coincident with optic fissure closure
Nicholas Owen
,
V Trejo-Reveles
,
B Ching Chan
,
M Toms
,
JJ Schoenebeck
,
Genomics England Research Consortium
,
M Moosajee
,
J Rainger
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DOI
Loss of the crumbs cell polarity complex disrupts epigenetic transcriptional control and cell cycle progression in the developing retina
The crumbs cell polarity complex plays a crucial role in apical-basal epithelial polarity, cellular adhesion, and morphogenesis. Homozygous variants in human
CRB1
result in autosomal recessive Leber congenital amaurosis (LCA) and retinitis pigmentosa (RP), with no established genotype-phenotype correlation. We performed integrative transcriptomic and methylomic analysis of whole retina to identify dysregulated genes and pathways.
Nicholas Owen
,
M Toms
,
Y Tian
,
L Toualbi
,
R Richardson
,
R Young
,
D Tracey-White
,
P Dhami
,
S Beck
,
M Moosajee
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DOI
RNA-seq : The Pros and Cons of Bulk & Single Cell Transcriptomics
Single Cell Omics Workshop 2022
Jun 16, 2022 1:00 PM — 1:30 PM
London, UK
Nicholas Owen
Project
Project
Transcriptomic analysis of model systems
Cross species transcriptome analysis can be a powerful tool for identifying rare disease genes. By looking at the transcriptome of a variety of species, including humans, it is possible to identify genes that are differentially expressed in the diseased state. This can help to identify both disease-causing genes and genes that are involved in the disease process.
Nicholas Owen
BMPR1B identified as a novel human ocular coloboma gene through cross-species meta-analysis
ARVO Annual Meeting 2022
May 3, 2022 8:34 AM — 8:51 AM
Denver, USA
Nicholas Owen
Project
Project
Calling Variants from RNA-seq data
The combination of abundant data resources and cheap sequencing technology has resulted in a vast unexploited resource for single nucleotide polymorphism (SNP) detection.
Nicholas Owen
Apr 2, 2022
3 min read
Project
Project
Omic's : from data to patients
Research Networking Event
Feb 17, 2021 2:00 PM — 2:45 PM
Institute of Ophthalmology
Nicholas Owen
Project
Project
From Transcriptomics to Treatment in Inherited Optic Neuropathies
Inherited optic neuropathies, including Leber Hereditary Optic Neuropathy (LHON) and Dominant Optic Atrophy (DOA), are monogenetic …
MJ Gilhooney
,
Nicholas Owen
,
M Moojajee
,
P Yu Wai Man
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DOI
Transcriptome profiling of zebrafish optic fissure fusion
Incomplete fusion of the optic fissure leads to ocular coloboma, a congenital eye defect that affects up to 7.5 per 10,000 births and …
R Richardson
,
Nicholas Owen
,
M Toms
,
R Young
,
D Tracey-White
,
M Moosajee
Cite
Dataset
DOI
Genome-wide RNA-Sequencing analysis identifies a distinct fibrosis gene signature in the conjunctiva after glaucoma surgery
Fibrosis-related events play a part in most blinding diseases worldwide. However, little is known about the mechanisms driving this complex multifactorial disease. Here we have carried out the first genome-wide RNA-Sequencing study in human conjunctival fibrosis…
C Yu-Wai-Man
,
Nicholas Owen
,
J Lees
,
AD Tagalakis
,
SL Hart
,
AR Webster
,
CA Orengo
,
PT Khaw
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