Author

Janitza L. Montalvo‐Ortiz

Yale UniversityORCID 0000-0002-7657-8365Unclaimed ORCID profile · follow to get notified of new preprints

Biology Disciplines

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Signature Assays, Organisms & Methods

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Organism:human· 3 Approach:statistical model· 3 Research Focus:differential expression· 2 Assay:DNA methylation· 2 Research Focus:benchmarking· 1 Research Focus:fine-mapping· 1 Research Focus:GWAS / association mapping· 1 Assay:GWAS summary statistics· 1

Frequent Co-Authors

Joel E. GelernteriD· 2 shared José Jaime Martínez‐MagañaiD· 2 shared Alejandra Vergara-LopeiD· 1 shared Bluma J. LeschiD· 1 shared Cassie Overstreet· 1 shared Cecilia DaoiD· 1 shared Daniel F. LeveyiD· 1 shared Diana L. Núñez-RíosiD· 1 shared

Activity by Year

2024-2026 · peak 2/yr

Co-Author Collaboration Network

10 top collaborators · 19 mutual co-author links

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2 shared papersGenetic & Genomic Medicine

Joel E. GelernterORCID

Mutual co-authors in cluster

Author profile →

3 papers

Recent·Most cited

Posttraumatic Stress Disorder Epigenome-Wide Association Studies in the Million Veteran Program

S L Beck, Daniel F. Levey, Marco Galimberti, Cassie Overstreet, Jiarui Chen, Priya Gupta, Cecilia Dao, Bluma J. Lesch, Janitza L. Montalvo‐Ortiz, Kelly M. Harrington, The V.A. Million Veteran Program, J. Michael Gaziano, John Harrison Krystal, Renato A Polimanti, Matthew J. Girgenti, , Joel E. Gelernter

This paper conducts a large-scale epigenome-wide association study of PTSD in the Million Veteran Program, identifying 272 CpG sites associated with PTSD traits and replicating prior findings.

medRxiv · Oct 14, 2026 · PreprintGenetic & Genomic Medicine

Extending Genome-Wide Association Studies to admixed cohorts with high degrees of relatedness

Taotao Tan, Alejandra Vergara-Lope, José Jaime Martínez‐Magaña, Nirav N. Shah, Yi-Sian Lin, Kai Yuan, Jaime Berumen-Campos, Jesús Alegre-Díaz, Pablo Antonio Kuri-Morales, Roberto Tapia‐Conyer, Joel E. Gelernter, Janitza L. Montalvo‐Ortiz, Wei Zhou, Jason Torres, Elizabeth G. Atkinson

The paper introduces Tractor-Mix, a mixed model method for GWAS in admixed cohorts with high relatedness, improving ancestry-specific association detection and controlling false positives.

Nature Genetics · Jul 20, 2026Peer-reviewedGenetic & Genomic Medicine

Neuronal-specific methylome and hydroxymethylome analysis reveal replicated and novel loci associated with alcohol use disorder

Diego Andrade-Brito, Diana L. Núñez-Ríos, José Jaime Martínez‐Magaña, Sheila T. Nagamatsu, Gregory R. Rompala, Lea Zillich, Stephanie H. Witt, Shaunna L. Clark, María Claudia Lattig, PGC SUD Epigenetics Working Group, Janitza L. Montalvo‐Ortiz

This study identifies neuronal-specific DNA methylation and hydroxymethylation changes in the orbitofrontal cortex associated with alcohol use disorder, replicating prior findings and uncovering novel loci.

Frontiers in Genetics · Apr 3, 2024Peer-reviewedGenetic & Genomic Medicine