New Computational Methods for Understanding the Functional Role of DNA Variants that are Associated with Mental Disorders (R01 Clinical Trial Not Allowed) | PA 18 908

Opportunity Information: Apply for PA 18 908

The National Institutes of Health (NIH) funding opportunity titled "New Computational Methods for Understanding the Functional Role of DNA Variants that are Associated with Mental Disorders (R01 Clinical Trial Not Allowed)" (Funding Opportunity Number: PA 18 908) is a discretionary grant program in the health research category (CFDA 93.242). It is designed to fund research projects that create and refine advanced computational, bioinformatic, and statistical methods aimed at answering a central problem in psychiatric genetics: once genome-wide association studies (GWAS) or sequencing studies identify DNA variants linked to mental disorders, how do researchers determine which of those variants are actually doing something biologically meaningful, in what cells, at what developmental time points, and through what molecular mechanisms?

The core purpose of the announcement is method development rather than traditional hypothesis testing in a single disorder cohort. The intent is to support innovative tool-building that helps move from statistical association to functional interpretation, especially in the context of mental illnesses that have complex, multifactorial causes. Many risk variants discovered through GWAS fall in non-coding regions of the genome and may influence gene regulation rather than changing protein sequence. This FOA emphasizes building computational approaches that can connect those variants to regulatory elements, target genes, relevant brain cell types, neural circuits, and biological pathways. In practice, that can include algorithms and pipelines that integrate large-scale genomic and epigenomic data, models that prioritize likely causal variants within associated loci, and statistical frameworks that better account for linkage disequilibrium, polygenicity, and heterogeneous clinical phenotypes.

A defining feature of the opportunity is its focus on the special complexities of brain-related disorders. Compared with many other tissues, the brain presents unique challenges for functional interpretation of genetic variation: high cellular diversity (neuronal and glial subtypes), strong regional specificity across brain areas, dynamic gene regulation across development and aging, and limited access to living human brain tissue. The FOA encourages computational methods that explicitly handle these nuances, for example by using single-cell or spatial transcriptomic references, developmental epigenomic maps, brain-specific chromatin accessibility and 3D genome interaction data, and approaches that can reconcile signals across multiple data modalities. The overarching goal is to accelerate understanding of how genetic risk translates into biological dysfunction in mental illness and, in the longer run, to provide a more reliable path toward identifying therapeutic targets grounded in human biology.

The award mechanism is the NIH R01, indicating support for substantial, multi-year research projects appropriate for established or well-developed method development programs. The notice specifies "Clinical Trial Not Allowed," which means the funded work should not involve prospective assignment of human participants to interventions to evaluate health-related outcomes. In other words, it is intended for computational, statistical, and informatics research (including analysis of existing datasets and development of new computational tools) rather than interventional clinical studies. While projects may use human genomic data and may analyze data linked to clinical phenotypes, the activities must stay within non-clinical-trial boundaries.

Eligibility is broad and includes many categories of domestic and non-domestic organizations. Standard eligible applicants listed include state, county, and local governments; special district governments; independent school districts; public and state-controlled institutions of higher education; private institutions of higher education; federally recognized Native American tribal governments; tribal organizations that are not federally recognized; public housing authorities/Indian housing authorities; nonprofits with or without 501(c)(3) status (other than institutions of higher education); for-profit organizations (other than small businesses); and small businesses. The FOA also highlights additional eligible applicant types such as Alaska Native and Native Hawaiian Serving Institutions, Asian American Native American Pacific Islander Serving Institutions (AANAPISI), Hispanic-serving institutions, Historically Black Colleges and Universities (HBCUs), Tribally Controlled Colleges and Universities (TCCUs), faith-based or community-based organizations, eligible federal agencies, U.S. territories or possessions, regional organizations, and foreign (non-U.S.) entities. This broad eligibility signals NIH interest in encouraging wide participation, including from institutions serving underrepresented communities and from international groups with relevant expertise.

Key administrative details from the source information include the opportunity’s creation date (2018-08-29) and an original closing date listed as 2022-05-07. The listing does not provide an award ceiling or the expected number of awards in the provided fields, which suggests applicants would need to consult the full FOA text or NIH guidance for typical budget ranges, project periods, and paylines associated with the participating NIH institute(s). Overall, the opportunity is best understood as a push to strengthen the computational toolbox needed to translate psychiatric genetic discoveries into functional insights, with the long-term aim of improving mechanistic understanding and enabling more biologically informed strategies for treatment development.

• The National Institutes of Health in the health sector is offering a public funding opportunity titled "New Computational Methods for Understanding the Functional Role of DNA Variants that are Associated with Mental Disorders (R01 Clinical Trial Not Allowed)" and is now available to receive applicants.
• Interested and eligible applicants and submit their applications by referencing the CFDA number(s): 93.242.
• This funding opportunity was created on 2018-08-29.
• Applicants must submit their applications by 2022-05-07. (Agency may still review applications by suitable applicants for the remaining/unused allocated funding in 2026.)
• Eligible applicants include: State governments, County governments, City or township governments, Special district governments, Independent school districts, Public and State controlled institutions of higher education, Native American tribal governments (Federally recognized), Public housing authorities/Indian housing authorities, Native American tribal organizations (other than Federally recognized tribal governments), Nonprofits having a 501 (c) (3) status with the IRS, other than institutions of higher education, Nonprofits that do not have a 501 (c) (3) status with the IRS, other than institutions of higher education, Private institutions of higher education, For-profit organizations other than small businesses, Small businesses, Others.

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