Jacques Murray Leech
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Jacques Murray Leech
@jacquesml.bsky.social
Genetics reseacher at University of Exeter
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Now out in @natmetabolism.nature.com! Excited to share our work showing how common genetic changes shape how diabetes presents in MODY (Maturity-Onset Diabetes of the Young). Our findings highlight the growing overlap between monogenic and polygenic forms of diabetes.

www.nature.com/articles/s42...
Common genetic variants modify disease risk and clinical presentation in monogenic diabetes - Nature Metabolism
In clinical and population-based cohorts, a strong contribution of polygenic risk for type 2 diabetes (T2D) significantly modifies the onset and phenotypic variability of maturity-onset diabetes of th...
www.nature.com
Reposted by Jacques Murray Leech
Excited to announce the acceptance and publication of our paper titled “Population prevalence, penetrants, and mortality for genetically confirmed MODY” in JCEM: doi.org/10.1210/clin...
#MODY #monogenicdiabetes
Population prevalence, penetrance, and mortality for genetically confirmed MODY
AbstractContext. Diagnosing Maturity-Onset Diabetes of the Young (MODY) is clinically important for treatment and prognosis. However, phenotype-based studi
doi.org
November 3, 2025 at 11:02 AM
Reposted by Jacques Murray Leech
I’m excited to share the 2 newest Neonatal diabetes genes: RNU4ATAC and RNU6ATAC. These genes encode snRNA components of the minor spliceosome and biallelic variants in them cause monogenic autoimmune diabetes. If you are at #EASD, come to Matt Johnson’s talk Tuesday @4pm in Milan hall to hear more.
The minor spliceosome is a master immune regulator
Pathogenic variants in non-coding genes are emerging as critical contributors to human rare diseases. We identified 19 individuals with early-onset diabetes (diagnosed <5 years) and additional clinica...
www.medrxiv.org
September 15, 2025 at 8:28 AM
Now out in @natmetabolism.nature.com! Excited to share our work showing how common genetic changes shape how diabetes presents in MODY (Maturity-Onset Diabetes of the Young). Our findings highlight the growing overlap between monogenic and polygenic forms of diabetes.

www.nature.com/articles/s42...
Common genetic variants modify disease risk and clinical presentation in monogenic diabetes - Nature Metabolism
In clinical and population-based cohorts, a strong contribution of polygenic risk for type 2 diabetes (T2D) significantly modifies the onset and phenotypic variability of maturity-onset diabetes of th...
www.nature.com
September 9, 2025 at 1:25 PM
New preprint out now! We show polygenic background shapes GCK-MODY clinical presentation. In >1,000 cases, higher polygenic risk increased the chance of exceeding diagnostic diabetes thresholds, highlighting how monogenic & polygenic factors jointly shape disease. #Genetics
Polygenic Background Contributes to GCK-MODY Clinical Presentation and Glycaemic Variability https://www.medrxiv.org/content/10.1101/2025.08.04.25332935v1
August 11, 2025 at 4:57 PM
Reposted by Jacques Murray Leech
Global perspectives on #MonogenicDiabetes: review explores recent advances, global diagnostic challenges and promising future directions—from genomic equity to innovative therapies. #GlobalHealth link.springer.com/article/10.1... 🔓
Global perspectives on monogenic forms of diabetes - Diabetologia
Monogenic forms of diabetes represent an uncommon but very heterogeneous subset of the disease, with variable associated clinical features and key differences in treatment options. In this review, we ...
link.springer.com
July 22, 2025 at 5:35 PM
Reposted by Jacques Murray Leech
Population prevalence, penetrance, and mortality for genetically confirmed MODY https://www.medrxiv.org/content/10.1101/2025.06.30.25330354v1
July 1, 2025 at 1:57 AM
Reposted by Jacques Murray Leech
MODY is prevalent in later onset diabetes. Really proud to announce the release of a preprint of our paper assessing MODY in people diagnosed with diabetes later in life!!
#MonogenicDiabetes
MODY is prevalent in later-onset diabetes, has potential for targeted therapy but is challenging to identify https://www.medrxiv.org/content/10.1101/2025.06.17.25329143v1
June 19, 2025 at 12:05 PM
Reposted by Jacques Murray Leech
Excited to share the preprint of our paper (my first paper!) looking at limited evidence MODY genes. We use rare variant burden testing and one of the largest MODY cohorts to evaluate the pathogenicity of these genes. This evidence can help inform clinical guidelines in MODY genetic testing!
NEUROD1 and PDX1 are low penetrance causes of MODY while rare variants in APPL1 and WFS1 are not associated with MODY https://www.medrxiv.org/content/10.1101/2025.05.07.25327066v1
June 4, 2025 at 12:36 PM
Reposted by Jacques Murray Leech
Common Genetic Variants Modify Disease Risk and Clinical Presentation in Monogenic Diabetes https://www.medrxiv.org/content/10.1101/2025.02.19.25322524v1
February 21, 2025 at 8:41 PM