Opportunity Information: Apply for W81XWH 13 GWIRP IIRA

  • The Dept. of the Army USAMRAA in the science and technology and other research and development sector is offering a public funding opportunity titled "DoD Gulf War Illness Investigator Initiated Research Award" and is now available to receive applicants.
  • Interested and eligible applicants and submit their applications by referencing the CFDA number(s): 12.420 Military Medical Research and Development.
  • This funding opportunity was created on Aug 21, 2013 and posted on May 14, 2013.
  • Applicants must submit their applications by Sep 18, 2013. (Agency may still review applications by suitable applicants for the remaining/unused allocated funding in 2026.)
  • The funding agency has allocated a total of $2,880,000.00 to eligible and selected applicants.
  • The number of recipients for this funding is limited to 3 candidate(s).
  • Eligible applicants include: Unrestricted (i.e., open to any type of entity above), subject to any clarification in text field entitled Additional Information on Eligibility.
Apply for W81XWH 13 GWIRP IIRA

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Opportunity Summary:

The DoD Gulf War Illness Investigator Initiated Research Award (IIRA) is a Department of the Army USAMRAA funding mechanism under the Gulf War Illness Research Program (GWIRP) that supports investigator-driven research aimed at improving how Gulf War Illness (GWI) is defined, diagnosed, and biologically understood. The program is built around the reality that GWI is a complex, multi-symptom condition affecting Gulf War veterans, and it prioritizes studies that can clarify what is happening biologically in affected veterans and how to objectively distinguish ill veterans from healthy controls. Since the mechanism began in FY2006, 156 applications were received and 42 were recommended for funding, showing it is competitive but established.

The core purpose of the IIRA is to encourage basic through clinical research that advances objective measurement and mechanistic insight. Projects are expected to focus on identifying objective indicators of illness (often framed as biomarkers), defining measurable abnormalities associated with GWI, and uncovering underlying pathobiology that could point toward treatment targets. The scope includes research that investigates the chronic, long-term effects of neurotoxic exposures at doses comparable to what troops may have encountered during the Gulf War, reflecting the program's interest in exposure-related mechanisms and lasting biological change. While treatment development is not the primary focus in the sense of running human clinical trials, the award explicitly supports early work that could enable later therapeutic testing by helping establish proof of principle, clarify targets, or generate the kinds of data needed to justify larger follow-on studies.

The announcement highlights several topical areas of particular interest, largely centered on systems that may plausibly connect diverse symptoms into coherent biological pathways. These include central nervous system structure and function (with special emphasis on glial biology such as astrocytes and microglia), neuroinflammatory processes in the central nervous system, autonomic nervous system function, neuroendocrine measures, immune parameters and indicators of chronic infection, gastrointestinal symptoms, and a range of molecular profiling approaches such as genetic, genomic, proteomic, and metabolic characteristics. Respiratory symptoms and sexual dysfunction are also specifically called out, underscoring that the program is open to studying the full spectrum of GWI symptomatology rather than a narrow subset.

A notable feature of the IIRA is its emphasis on novel ideas and its flexibility regarding preliminary data. Applicants are not required to provide preliminary results, although they may include them if helpful. Importantly, any preliminary data used to support an application do not need to come from prior GWI-focused work, which lowers the barrier for investigators entering the field from adjacent areas (for example, researchers working on other chronic multi-symptom illnesses or related neuroimmune conditions). At the same time, proposals without preliminary data are expected to be grounded in a strong scientific rationale, potentially drawing on clinical observations, established biology, or discoveries made in related illnesses that can be directly evaluated in Gulf War veterans. Across all approaches, the key expectation is that the project remains clearly centered on ill Gulf War veterans and that the principal investigator explicitly explains the likely impact of the work on understanding, defining, or diagnosing GWI.

For studies involving human participants, the mechanism allows clinical research but places a firm restriction against clinical trials. In this context, a clinical trial is defined as prospective enrollment of human subjects in which an intervention (such as a drug, device, biologic, procedure, rehabilitation approach, behavioral intervention, or similar) is tested for measurable outcomes related to safety, effectiveness, or efficacy. That means the IIRA is appropriate for observational, mechanistic, and other non-interventional studies, including retrospective analyses and other designs that do not prospectively assign an intervention. Investigators who want to run an interventional clinical trial are directed instead to other GWIRP mechanisms such as the Innovative Treatment Evaluation Award or the Clinical Trial Award.

The program also provides specific expectations for how applicants define the GWI population they intend to study. If proposing clinical research, applicants must identify a published case definition they will use, and that definition must reflect the multi-symptom nature of GWI. For applicants using animal models, the guidance is to focus on long-term and latent effects of toxicant exposures so that the model better reflects the chronic condition experienced by current patients rather than only acute exposure effects. The announcement references the 2008 Research Advisory Committee on Gulf War Veterans' Illnesses report as a useful resource for case definitions and prior treatment research context, signaling that proposals should be informed by established discussions in the field.

From an administrative standpoint, this opportunity (Funding Opportunity Number W81XWH-13-GWIRP-IIRA) was posted May 14, 2013, with an original and final closing date of September 18, 2013, and an archive date of October 18, 2013. It is categorized as discretionary funding and uses either a cooperative agreement or grant funding instrument under CFDA 12.420 (Military Medical Research and Development). The estimated total funding listed is $2,880,000 with an expected three awards, and there is no cost sharing or matching requirement. Eligibility is listed as unrestricted, meaning it is broadly open to different entity types, subject to any clarifications in the full announcement. For access issues, the announcement directs applicants to the CDMRP Help Desk at 301-682-5507.

Frequently Asked Questions (FAQs): DoD Gulf War Illness Investigator Initiated Research Award (IIRA)

What is the Gulf War Illness Investigator Initiated Research Award (IIRA)?

The IIRA is a Department of Defense funding mechanism administered by the Department of the Army USAMRAA under the Gulf War Illness Research Program (GWIRP). It supports investigator-driven research intended to improve how Gulf War Illness (GWI) is defined, diagnosed, and biologically understood.

What is the main goal of this award?

The core goal is to advance objective measurement and mechanistic insight for GWI. Projects are expected to help identify objective indicators of illness (often described as biomarkers), define measurable abnormalities associated with GWI, and clarify underlying pathobiology that could point toward future treatment targets.

What kinds of research are supported (basic, clinical, etc.)?

The IIRA encourages research spanning basic through clinical research, as long as the work is clearly centered on ill Gulf War veterans and is aimed at improving objective definition, diagnosis, or biological understanding of GWI.

Is this opportunity focused on treatment development?

Not primarily in the sense of running human clinical trials. However, the award does support early work that could enable later therapeutic testing by establishing proof of principle, clarifying targets, or generating data that justify larger follow-on studies.

Are human studies allowed under this award?

Yes. Clinical research involving human participants is allowed, but it must not be a clinical trial as defined in the announcement.

Are clinical trials allowed under the IIRA?

No. The mechanism places a firm restriction against clinical trials.

How does the announcement define a "clinical trial" for purposes of this award?

A clinical trial is defined as prospective enrollment of human subjects in which an intervention is tested for measurable outcomes related to safety, effectiveness, or efficacy. Interventions can include a drug, device, biologic, procedure, rehabilitation approach, behavioral intervention, or similar.

If I want to run an interventional clinical trial, where should I apply instead?

The announcement directs investigators interested in interventional clinical trials to other GWIRP mechanisms such as the Innovative Treatment Evaluation Award or the Clinical Trial Award.

What types of human research designs are appropriate for the IIRA?

Non-interventional designs are appropriate, including observational and mechanistic studies and retrospective analyses, so long as subjects are not prospectively assigned an intervention for evaluation of safety, effectiveness, or efficacy.

What scientific areas are highlighted as topics of particular interest?

The announcement highlights multiple biological systems and approaches that may connect diverse GWI symptoms into coherent pathways, including:

  • Central nervous system (CNS) structure and function, with special emphasis on glial biology (astrocytes and microglia)
  • Neuroinflammatory processes in the CNS
  • Autonomic nervous system function
  • Neuroendocrine measures
  • Immune parameters and indicators of chronic infection
  • Gastrointestinal symptoms
  • Molecular profiling approaches (genetic, genomic, proteomic, metabolic characteristics)
  • Respiratory symptoms
  • Sexual dysfunction

Does the program require projects to focus on biomarkers?

The award places strong emphasis on identifying objective indicators of illness and measurable abnormalities associated with GWI, which are often framed as biomarkers. The overall expectation is objective measurement and mechanistic insight that helps distinguish ill veterans from healthy controls.

Does the program support research on Gulf War-related exposures?

Yes. The scope includes studies of the chronic, long-term effects of neurotoxic exposures at doses comparable to what troops may have encountered during the Gulf War, reflecting the program's interest in exposure-related mechanisms and lasting biological change.

Is preliminary data required to apply?

No. Applicants are not required to provide preliminary results, although they may include them if helpful.

If preliminary data are included, must they be from prior Gulf War Illness studies?

No. Any preliminary data used to support an application do not need to come from prior GWI-focused work, which can lower barriers for investigators entering the field from adjacent areas.

If I apply without preliminary data, what is expected?

Proposals without preliminary data are expected to be grounded in a strong scientific rationale. The rationale may draw on clinical observations, established biology, or discoveries from related illnesses that can be directly evaluated in Gulf War veterans.

How important is it that the research is centered on ill Gulf War veterans?

It is a key expectation. The project must remain clearly centered on ill Gulf War veterans, and the principal investigator must explain the likely impact on understanding, defining, or diagnosing GWI.

Do applicants need to specify a case definition for Gulf War Illness?

Yes, for clinical research. Applicants must identify a published case definition they will use, and that definition must reflect the multi-symptom nature of GWI.

What guidance is provided for applicants using animal models?

Animal model work is guided toward long-term and latent effects of toxicant exposures, so the model better reflects the chronic condition experienced by current patients rather than only acute exposure effects.

Does the announcement point to any resources for case definitions or prior context?

Yes. It references the 2008 Research Advisory Committee on Gulf War Veterans' Illnesses report as a useful resource for case definitions and prior treatment research context.

How competitive is this funding mechanism?

The announcement notes that since the mechanism began in FY2006, 156 applications were received and 42 were recommended for funding, indicating it is established and competitive.

What is the Funding Opportunity Number for this announcement?

W81XWH-13-GWIRP-IIRA.

When was the opportunity posted, and what were the closing dates?

It was posted on May 14, 2013. The original and final closing date was September 18, 2013. The archive date was October 18, 2013.

What type of funding is this categorized as?

It is categorized as discretionary funding.

What funding instruments may be used?

The opportunity uses either a cooperative agreement or a grant funding instrument.

What is the CFDA number associated with this opportunity?

CFDA 12.420 (Military Medical Research and Development).

How much total funding was estimated, and how many awards were expected?

The estimated total funding listed is $2,880,000 with an expected three awards.

Is cost sharing or matching required?

No. The announcement states there is no cost sharing or matching requirement.

Who is eligible to apply?

Eligibility is listed as unrestricted, meaning it is broadly open to different entity types, subject to any clarifications in the full announcement.

Who should applicants contact for access issues?

For access issues, the announcement directs applicants to the CDMRP Help Desk at 301-682-5507.

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