Funded Projects

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Project # Project Title Research Focus Area Research Program Administering IC Institution(s) Investigator(s) Location(s) Year Awarded
1UG3TR003150-01
Human Microphysiological Model of Afferent Nociceptive Signaling Preclinical and Translational Research in Pain Management Translational Research to Advance Testing of Novel Drugs and Human Cell-Based Screening Platforms to Treat Pain and Opioid Use Disorder NCATS TULANE UNIVERSITY OF LOUISIANA MOORE, MICHAEL J (contact); ASHTON, RANDOLPH S; RAJARAMAN, SWAMINATHAN New Orleans, LA 2019
NOFO Title: HEAL Initiative: Tissue Chips to Model Nociception, Addiction, and Overdose (UG3/UH3 Clinical Trial Not Allowed)
NOFO Number: RFA-TR-19-003
Summary:

This project will develop a human cell-based model of the afferent pain pathway in the dorsal horn of the spinal cord. The research team’s approach utilizes novel human pluripotent stem cell (hPSC)-derived phenotypes in a model that combines 3D organoid culture with microfabricated systems on an integrated, three-dimensional (3D) microelectrode array. Researchers will establish the feasibility of a physiologically relevant, human 3D model of the afferent pain pathway that will be useful for evaluation of candidate analgesic drugs. They will then improve the physiological relevance of the system by promoting neural network maturation before demonstrating the system’s utility in modeling adverse effects of opioids and screening compounds to validate the model. Completion of the study objective will establish novel protocols for deriving dorsal horn neurons from hPSCs and create the first human microphysiological model of the spinal cord dorsal horn afferent sensory pathway.

1R43NS112088-01A1
Repression of Sodium Channels via a Gene Therapy for Treatment of Chronic Neuropathic Pain Cross-Cutting Research Small Business Programs NINDS NAVEGA THERAPEUTICS, INC. MORENO, ANA MARIA; ALEMAN GUILLEN, FERNANDO San Diego, CA 2019
NOFO Title: PHS 2018-02 Omnibus Solicitation of the NIH, CDC, and FDA for Small Business Innovation Research Grant Applications (Parent SBIR [R43/R44] Clinical Trial Not Allowed)
NOFO Number: PA-18-574
Summary:

Voltage-gated sodium channels are responsible for the transmission of pain signals. Nine genes have been identified, each having unique properties and tissue distribution patterns. Genetic studies have correlated a hereditary loss-of-function mutation in one human Na+ channel isoform – ?Na?V?1.7 – with a rare genetic disorder known as Congenital Insensitivity to Pain (CIP). Individuals with CIP are not able to feel pain without any significant secondary alteration. Thus, selective inhibition of ?Na?V?1.7 in normal humans could recapitulate the phenotype of CIP. This research team developed a non-permanent gene therapy to target pain that is non-addictive (because it targets a non-opioid pathway), highly specific (only targeting the gene of interest), and long-term lasting (around 3 weeks in preliminary assays in mice). During this Phase I , the team will 1) test additional pain targets ?in vitro?, and 2) evaluate the new targets ?in vivo ?in mice models of inflammatory and neuropathic pain. 

1UG3AT010621-01
Group-based mindfulness for patients with chronic low back pain in the primary care setting Clinical Research in Pain Management Pragmatic and Implementation Studies for the Management of Pain to Reduce Opioid Prescribing (PRISM) NCCIH BOSTON MEDICAL CENTER MORONE, NATALIA E Boston, MA 2019
NOFO Title: HEAL Initiative: Pragmatic and Implementation Studies for the Management of Pain to Reduce Opioid Prescribing (PRISM)(UG3/UH3 Clinical Trial Optional)
NOFO Number: RFA-AT-19-004
Summary:

The opioid crisis has underscored the urgency of alleviating patients’ chronic low back pain (cLBP) with effective therapies, including evidence-based nonpharmacologic approaches. Mindfulness-based stress reduction (MBSR) is now recommended by the American College of Physicians for initial treatment of cLBP. A pragmatic clinical trial (PCT) will inform health care decision makers about whether this program can be implemented in a real-life clinical setting and measure its impact on outcomes. The OPTIMUM (Optimizing Pain Treatment In Medical settings Using Mindfulness) program will integrate and test an evidence-based mindfulness clinical pain program for patients with cLBP in the primary care provider (PCP) setting. It will be conducted with three health care system sites. Four hundred and fifty persons ? 18 years of age with cLBP will be randomized to OPTIMUM + PCP Usual Care or PCP Usual Care.

1U44NS111779-01
DISCOVERY OF NAV1.7 INHIBITORS FOR THE TREATMENT OF PAIN Preclinical and Translational Research in Pain Management NINDS SITEONE THERAPEUTICS, INC. MULCAHY, JOHN VINCENT; ODINK, DEBRA BOZEMAN, MT 2019
NOFO Title: Blueprint Neurotherapeutics Network (BPN): Small Molecule Drug Discovery and Development for Disorders of the Nervous System (U44 Clinical Trial Optional)
NOFO Number: PAR-18-541
Summary:

We propose to develop a safe and effective nonopioid analgesic to treat neuropathic pain that targets an isoform of the voltage-gated sodium ion channel, NaV1.7. Voltage-gated sodium channels are involved in the transmission of nociceptive signals from their site of origin in the peripheral terminals of DRG neurons to the synaptic terminals in the dorsal horn. NaV1.7 is the most abundant tetrodotoxin-sensitive sodium channel in small diameter myelinated and unmyelinated afferents, where it has been shown to modulate excitability and set the threshold for action potentials. Development of systemic NaV1.7 inhibitors has been complicated by the challenge of achieving selectivity over other NaV isoforms expressed throughout the body. We have discovered a series of potent, state-independent NaV1.7 inhibitors that exhibit >1000-fold selectivity over other human isoforms. Work conducted under this program will support advancement of a lead candidate into clinical development as a therapeutic for neuropathic pain.

1R43NS115294-01
Developing EXP-1801 as an imaging agent to quantify pain and analgesia Cross-Cutting Research Small Business Programs NINDS EXPESICOR, INC. NORWOOD, BRAXTON Kalispell, MT 2019
NOFO Title: PHS 2018-02 Omnibus Solicitation of the NIH, CDC, and FDA for Small Business Innovation Research Grant Applications (Parent SBIR [R43/R44] Clinical Trial Not Allowed)
NOFO Number: PA-18-574
Summary:

The use of a pain imaging technology would allow for objective efficacy data (both pre-clinically and in clinical trials), and reduce costs by enabling smaller sample sizes due to more homogeneous populations; i.e. with a particular “pain signal,” and more accurate measurement of analgesic effects. This research team recently invented a novel positron emission tomography (PET) imaging agent as a tool to address these issues in pain care and therapy development. Although the ability of PET to detect pathological changes for (early) disease detection is widely used in cancer and neurological diseases, it has not yet been used for pain indications. The goals of this project are: 1) to change the evaluation of (experimental) pain therapies, and 2) the standard of care in pain assessment through molecular imaging. The proposed study is designed to determine the feasibility of our imaging agent to objectively measure pain in rodents. This will set the stage for a Phase II study that further develops this agent into a tool for quantifying pain/analgesia.

1RF1NS113256-01
Dnmt3a as an epigenetic target for chronic pain treatment Preclinical and Translational Research in Pain Management Discovery and Validation of Novel Targets for Safe and Effective Treatment of Pain NINDS UNIVERSITY OF TX MD ANDERSON CAN CTR PAN, ZHIZHONG Z Houston, TX 2019
NOFO Title: Discovery and Validation of Novel Targets for Safe and Effective Pain Treatment (R01 Clinical Trial Not Allowed)
NOFO Number: RFA-NS-18-043
Summary:

It is unclear what changes in the brain mediate the development of chronic pain from acute pain and how chronic pain may change responses to opioid reward for the altered liability of opioid abuse under chronic pain. Preliminary studies have found that Dnmt3a, a DNA methyltransferase that catalyzes DNA methylation for gene repression, is significantly downregulated in the brain in a time-dependent manner during the development of chronic pain and after repeated opioid treatment. This project will investigate whether Dnmt3a acts as a key protein in the brain for the development of chronic pain, and whether Dnmt3a could be a novel epigenetic target for the development of new drugs and therapeutic options for the treatment of chronic pain while decreasing abuse liability of opioids.

1R01DK123138-01
Validation of peripheral CGRP signaling as a target for the treatment of pain in chronic pancreatitis Preclinical and Translational Research in Pain Management Discovery and Validation of Novel Targets for Safe and Effective Treatment of Pain NIDDK JOHNS HOPKINS UNIVERSITY PASRICHA, PANKAJ J Baltimore, MD 2019
NOFO Title: Discovery and Validation of Novel Targets for Safe and Effective Pain Treatment (R01 Clinical Trial Not Allowed)
NOFO Number: RFA-NS-18-043
Summary:

Chronic pancreatitis (CP) and the debilitating pain associated with it remains a common and challenging clinical syndrome that is difficult to treat effectively. Using rodent models of CP, preliminary studies have found that nerve growth factor (NGF) and transforming growth factor beta (TGFb) appear to be acting by the common effector, calcitonin-gene related peptide (CGRP), to induce pain in CP. CGRP is known to mediate pain as a neurotransmitter in the central nervous system, specifically as a potent vasodilator involved in migraine. This project will test the hypothesis that peripheral CGRP is a major mediator of peripheral nociceptive sensitization in CP, and that peripherally restricted anti-CGRP treatment could provide an efficient and sufficient approach for the treatment of pain in pancreatitis

1U24NS113844-01
EPPIC-NET DCC Clinical Research in Pain Management Early Phase Pain Investigation Clinical Network (EPPIC-Net) NINDS NEW YORK UNIVERSITY SCHOOL OF MEDICINE PETKOVA, EVA (contact); TROXEL, ANDREA B New York, NY 2019
NOFO Title: HEAL Initiative: Early Phase Pain Investigation Clinical Network - Data Coordinating Center (U24 Clinical Trials Not Allowed)
NOFO Number: RFA-NS-19-024
Summary:

The Data Coordinating Center (DCC) of the Early Phase Pain Investigation Clinical Network (EPPIC-Net) will be the data and biospecimen manager for pain research within the HEAL Partnership. As such, it will host, manage, standardize, curate, and provide a sharing platform for data and biospecimens for HEAL initiatives, such as the Acute to Chronic Pain Signatures initiative and the BACPAC, in addition to EPPIC-Net studies. The DCC will develop and maintain a databank for depositing data, will link these data with a repository for biological samples, and will create a platform for teams to work together to analyze and interpret data. Further, the DCC will provide leadership in the statistical design and analysis of EPPIC-Net studies and will deploy advanced systems and processes for data collection, management, quality assurance, and reporting. The DCC will create, sustain, and continually advance a robust organization for the rapid design, implementation, and performance of high-quality rigorous Phase II clinical trials to test promising therapeutics for pain.

3R01NS098826-02S1
PROTEASE ACTIVATED RECEPTOR TYPE 2 TARGETING FOR MIGRAINE PAIN Preclinical and Translational Research in Pain Management NINDS UNIVERSITY OF TEXAS DALLAS PRICE, THEODORE J; BOITANO, SCOTT; DUSSOR, GREGORY O; VAGNER, JOSEF RICHARDSON, TX 2018
NOFO Title: Administrative Supplements to Existing NIH Grants and Cooperative Agreements (Parent Admin Supp Clinical Trial Optional)
NOFO Number: PA-18-591
Summary:

Migraine is the most common neurological disorder. Currently available treatments fail to effectively manage migraine in most patients. Development of new therapeutics has been slow due in large part to a poor understanding of the underlying pathology of migraine. Endogenous proteases, released in the meninges by resident mast cells, have been proposed as a potential driver of migraine pain via an action on protease activated receptor type 2 (PAR2). The central hypothesis is that PAR2 expression in nociceptors that project to the meninges plays a key role in the pathogenesis of migraine pain. The aims are to: 1) use the established PAR2 development pipeline to design new PAR2 antagonists with improved drug-like properties; 2) use pharmacological tools in a novel mouse migraine model to further understand the potential role of PAR2 in migraine; and 3) use mouse genetics to study the cell type–specific role of PAR2 in migraine pain.

1R61NS113316-01
Discovery and analytical validation of Inflammatory bio-signatures of the human pain experience Preclinical and Translational Research in Pain Management Discovery and Validation of Biomarkers, Endpoints, and Signatures for Pain Conditions NINDS THE UNIVERSITY OF TEXAS HEALTH SCIENCE CENTER AT HOUSTON PROSSIN, ALAN RODNEY Houston, TX 2019
NOFO Title: Discovery of Biomarkers, Biomarker Signatures, and Endpoints for Pain (R61/R33 Clinical Trial Optional)
NOFO Number: RFA-NS-18-041
Summary:

Postoperative pain is a major contributor to the current opioid epidemic. Novel objective measures capable of personalizing pain care will enhance medical precision in prevention and treatment of postoperative pain. This project seeks to discover and validate a novel biosignature of the human pain experience, based on underlying IL-1 family cytokine activity and associated brain endogenous opioid function, that is readily quantifiable and clinically translatable to prevention and treatment of postoperative pain states. Specific aims will assess whether the novel biosignature will predict 1) experimentally induced pain during an experimental nociceptive pain challenge; 2) postoperative pain states with accuracy >75%, accounting for a wide range of variance in the human pain experience; and 3) postoperative pain states in an expanded clinically enriched sample.

1U24NS113800-01
University of Florida Early Phase Pain Investigation Clinical Center Clinical Research in Pain Management Early Phase Pain Investigation Clinical Network (EPPIC-Net) NINDS UNIVERSITY OF FLORIDA PRZKORA, RENE (contact); TIGHE, PATRICK J Gainesville, FL 2019
NOFO Title: HEAL Initiative: Early Phase Pain Investigation Clinical Network - Specialized Clinical Centers (U24 Clinical Trials Not Allowed)
NOFO Number: RFA-NS-19-025
Summary:

A major barrier to developing new pain treatments has been the absence of infrastructure to facilitate well-designed and carefully conducted clinical trials to test the efficacy of promising treatments. The UF Health Specialized Clinical Center Network will include UF Health as “hub” and statewide partners serving as spokes as part of the EPPIC Network. The University of Florida (UF) has the capability to reach more than 50% of the population of Florida, the third most populous state of the United States, and the capacity to successfully enroll patients with varying pain conditions into clinical trial protocols through its hub and spoke infrastructure as part of EPPIC-Net.

1UG3HD102038-01
Effectiveness of an mHealth psychosocial intervention to prevent transition from acute to chronic postsurgical pain in adolescents Clinical Research in Pain Management Pain Management Effectiveness Research Network (ERN) NICHD SEATTLE CHILDREN'S HOSPITAL RABBITTS, JENNIFER (contact); PALERMO, TONYA M Seattle, WA 2019
NOFO Title: HEAL Initiative: Pain Management Effectiveness Research Network: Clinical Trial Planning and Implementation Cooperative Agreement (UG3/UH3 Clinical Trial Required)
NOFO Number: RFA-NS-19-021
Summary:

The study team developed an mHealth pain self-management intervention for the perioperative period (SurgeryPal) to target psychosocial risk factors and teach pain self-management skills. The goal of this proposal is to establish the effectiveness of the SurgeryPal psychosocial intervention to improve clinically meaningful outcomes in adolescents undergoing major musculoskeletal surgery, and to identify the optimal timing of intervention delivery. The study team will plan for the efficient implementation of a multisite randomized clinical trial at 25 centers in 500 youth ages 12–18 years undergoing spinal fusion surgery and their parents. Participants will be randomized to receive SurgeryPal or attention control condition during the preoperative and postoperative phases. Self-reported pain severity and interference and secondary outcomes will be assessed at baseline, 3-, and 6-months. If effective, this scalable, low cost intervention will allow broad implementation to prevent chronic postsurgical pain in youth.

1UH2AR076736-01
Focused Ultrasound Neuromodulation of Dorsal Root Ganglion for Noninvasive Mitigation of Low Back Pain Clinical Research in Pain Management Back Pain Consortium Research Program NIAMS UNIVERSITY OF UTAH RIEKE, VIOLA (contact); SHAH, LUBDHA Salt Lake City, UT 2019
NOFO Title: HEAL Initiative: Back Pain Consortium (BACPAC) Research Program Technology Research Sites (UH2/UH3 Clinical Trial Optional)
NOFO Number: RFA-AR-19-028
Summary:

This project's goal is to develop a completely noninvasive, precise, and durable treatment option for low back pain (LBP). Focused ultrasound (FUS) is a lower-risk, completely noninvasive modality that enables the delivery of spatially confined acoustic energy to a small tissue region (dorsal root ganglion [DRG]) under magnetic resonance (MR) imaging guidance to treat axial low back pain by neuromodulation. The central goal of this study is to demonstrate neuromodulation of the DRG with FUS to decrease nerve conduction; this treatment can be used to attenuate pain sensation. This exploratory study will demonstrate FUS neuromodulation of the DRG in pigs as assessed by somatosensory evoked potential and perform unique behavioral assessments indicative of supraspinal pain sensation, with the ultimate goal of translating this technology to patients with LBP. FUS could potentially replace current invasive or systemically detrimental treatment modalities.

3U01DE027441-02S1
DE-IMPLEMENTING OPIOID USE AND IMPLEMENTING OPTIMAL PAIN MANAGEMENT FOLLOWING DENTAL EXTRACTIONS Clinical Research in Pain Management NIDCR HealthPartners Institute RINDAL, D. BRAD MINNEAPOLIS, MN 2018
NOFO Title: Implementation Science Research to Improve Dental, Oral and Craniofacial Health (U01)
NOFO Number: RFA-DE-18-001
Summary:

The primary objective of this project is to de-implement the use of opioid analgesics for the management of postoperative pain following dental extractions and to implement effective alternative pain management. We propose a cluster-randomized trial designin which dental practitioners are randomly assigned to one of three conditions: 1) standard practice as a control condition; 2) a clinical decision support (CDS) tool that will extract patient history and interface with the state prescription drug monitoring program to provide personalized recommendations for analgesic prescribing and offer language for discussing non-opioid pain management; 3) an enhanced version of the CDS (CDS-E) that will also include information regarding optimal, evidence-based non-opioid pain management delivered to the patient both before and following the dental extraction visit. We will examine opioid and non-opioid prescribing data from the electronic health record across study arms as well as other provider- and patient-focused outcomes using mixed methods.

2R44DA045410-02
Peripherally-Restricted Long-Acting Somatostatin Receptor 4 (LA-SSTR4) Agonists for Pain Cross-Cutting Research Small Business Programs NIDA PEPTIDE LOGIC, LLC RIVIERE, PIERRE San Diego, CA 2019
NOFO Title: PHS 2018-02 Omnibus Solicitation of the NIH, CDC, and FDA for Small Business Innovation Research Grant Applications (Parent SBIR [R43/R44] Clinical Trial Not Allowed)
NOFO Number: PA-18-574
Summary:

The proposed SBIR Phase II program seeks to select a first-in-class, peripherally-restricted, and long-acting somatostatin receptor 4 (LA-SSTR4) agonist clinical candidate for development as a novel non-addictive analgesic able to replace opioids for the treatment of moderate-to-severe chronic pain. The program is based on strong scientific evidence showing that activation of peripheral SSTR4 produces broad spectrum analgesic activity and pursues a unique therapeutic strategy.   Unlike opioids, SSTR4 agonists do not induce constipation, respiratory depression, dependence, addiction, or abuse. Finally, unlike SSTR2 and SSTR5, SSTR4 expression in the pituitary and pancreas is very low, supporting that selective SSTR4 agonists are unlikely to perturb peripheral endocrine functions. The preceding SBIR Phase I program has already established the feasibility of conjugating a short-acting, potent, and selective peptide SSTR4 agonist to the antibody carrier. The resulting LA-SSTR4 agonist lead series has high agonist potency and selectivity for SSTR4 and has demonstrated antinociceptive activity in an animal pain model. The proposed SBIR Phase II program seeks to: optimize the existing lead series and select a clinical candidate for development,  validate and prioritize the indication(s) for clinical development using disease-relevant mouse pain models, and characterize the pharmacokinetics and safety/toxicology profile of the clinical candidate in rat and non-human primates to help design subsequent investigational new drug (IND)-enabling studies.

1U24NS113849-01
The Icahn School of Medicine at Mount Sinai (ISMMS) EPPIC-Net Specialized Clinical Center Clinical Research in Pain Management Early Phase Pain Investigation Clinical Network (EPPIC-Net) NINDS ICAHN SCHOOL OF MEDICINE AT MOUNT SINAI ROBINSON-PAPP, JESSICA New York, NY 2019
NOFO Title: HEAL Initiative: Early Phase Pain Investigation Clinical Network - Specialized Clinical Centers (U24 Clinical Trials Not Allowed)
NOFO Number: RFA-NS-19-025
Summary:

The Icahn School of Medicine at Mount Sinai (ISMMS) will support the mission of the Early Phase Pain Investigation Clinical Network (EPPIC-Net), through the ISMMS Department of Neurology as the core of a hub and spokes structure. The study contains four specific aims: (1) to streamline and optimize rapid implementation of EPPIC-Net studies, exceeding the required minimum of 100 subjects recruited per year to EPPIC-Net studies; (2) to ensure access to patient populations with a wide range of pain disorders, including CLBP, using a hub and spokes model to ensure effective recruitment; (3) to provide the highest-quality protocol implementation, deep clinical phenotyping of pain disorders, and accurate and complete data collection; and (4) to work collaboratively with the EPPIC-Net Coordinating Centers and investigators from the NIH HEAL Partnership to assist with development/design of clinical trials. The study team will also increase training opportunities through EPPIC-Net within ISMMS and the larger pain research community, training junior investigators to become future pain clinical trials leaders and increase and disseminate knowledge about pain research throughout the network.

1UG3NS116218-01
Novel mGlu5 negative allosteric modulators as first-in-class non-addictive analgesic therapeutics Preclinical and Translational Research in Pain Management Development and Optimization of Non-Addictive Therapies to Treat Pain NINDS VANDERBILT UNIVERSITY ROOK, JERRI MICHELLE; CONN, P JEFFREY; GEREAU, ROBERT W; LINDSLEY, CRAIG Nashville, TN 2019
NOFO Title: Optimization of Non-addictive Therapies [Small Molecules and Biologics] to Treat Pain (UG3/UH3 Clinical Trial Not Allowed)
NOFO Number: RFA-NS-19-010
Summary:

An extensive literature provides compelling evidence that selective antagonists or negative allosteric modulators (NAMs) of the metabotropic glutamate (mGlu) receptor, mGlu5, have exciting potential as a novel approach for treatment of multiple pain conditions that could provide sustained antinociceptive activity without the serious adverse effects and abuse liability associated with opioids. Researchers have developed a novel series of highly selective mGlu5 NAMs that are structurally unrelated to previous compounds, have properties for further development, and avoid the formation of toxic metabolites that were associated with previous mGlu5 NAMs. Based on existing preclinical models, as well as clinical trial data showing efficacy of an mGlu5 NAM in migraine patients, researchers anticipate that their compounds will have broad-spectrum analgesic activity in patients with a variety of chronic pain conditions.

1R44NS113749-01
Micronized salsalate in a parenteral formulation is a safe and effective analgesic for acute postoperative pain management Cross-Cutting Research Small Business Programs NINDS RH NANOPHARMACUETICALS L.L.C. ROSS, JOEL STEVEN Monmouth Beach, NJ 2019
NOFO Title: PHS 2018-02 Omnibus Solicitation of the NIH, CDC, and FDA for Small Business Innovation Research Grant Applications (Parent SBIR [R43/R44] Clinical Trial Not Allowed)
NOFO Number: PA-18-574
Summary:

There is an unmet need for an effective parenteral/oral analgesic for acute post- operative pain management without the risks of opioid addiction. Salsalate, a dimer or salicylic acid, is currently available in oral dosage for the treatment of osteoarthritis and rheumatoid arthritis. Salsalate works at multiple levels to target multiple steps along the surgical pain pathway. Salsalate through its active metabolite, salicylic acid (SA), reduces NF-?B activation via IKK-kinase beta inhibition, and has no direct binding to cyclooxygenase 1 (Cox-1); therefore, does not affect function of platelets, resulting in a safer hematological and gastrointestinal safety profile. RH Nano proposes a plan for manufacturing and pre- clinical testing of parenteral M-salsalate in two animal models to assess the efficacy and safety in the treatment of acute postoperative pain management. In this proposal, the team will develop the optimal formulation under strict Chemistry Manufacturing and Control guidelines. In Phase II, the team proposes to conduct the pharmacokinetics and toxicology studies of M-salsalate in two species of animals (rodent and non-rodent). Additionally, the project will use an animal pain model for preclinical efficacy studies, and an in vivo Receptor Occupancy assay in animal brain tissues to assess the opioid sparing properties of M-salsalate. 

1RF1NS113839-01
Target validation of a novel CGRP receptor in migraine Preclinical and Translational Research in Pain Management Discovery and Validation of Novel Targets for Safe and Effective Treatment of Pain NINDS UNIVERSITY OF IOWA RUSSO, ANDREW F Iowa City, IA 2019
NOFO Title: Discovery and Validation of Novel Targets for Safe and Effective Pain Treatment (R01 Clinical Trial Not Allowed)
NOFO Number: RFA-NS-18-043
Summary:

Migraine is a painful and debilitating neurological condition, the development and maintenance of which involves the neuropeptide calcitonin gene-related peptide (CGRP). An exciting development in the treatment of migraine is the recent FDA approval of a new class of CGRP-targeted therapies designed to prevent migraine. However, these drugs meet a clinically relevant endpoint for only about half of the patients. This project will test the hypothesis that the high-affinity CGRP receptor AMY1 is a novel and unexplored target that mediates specific migraine-related behaviors in the brain and/or periphery to cause migraine. Validation of CGRP and AMY1 receptor involvement in migraines will create a new direction for the development of novel drugs and provide alternatives to opioids for management of migraine and potentially for other chronic pain conditions.

1U44NS115692-01
Development and Optimization of MNK Inhibitors for the Treatment of Neuropathic Pain Preclinical and Translational Research in Pain Management Development and Optimization of Non-Addictive Therapies to Treat Pain NINDS 4E THERAPEUTICS INC. SAHN, JAMES JEFFREY Austin, TX 2019
NOFO Title: HEAL Initiative: Optimization of Non-addictive Therapies [Small Molecules and Biologics] to Treat Pain - (U44 Clinical Trial Not Allowed)
NOFO Number: RFA-NS-19-020
Summary:

MNK-eIF4E signaling is activated in nociceptors upon exposure to pain or peripheral nerve injury, promoting cytokines and growth factors and increasing nociceptor excitability, which leads to neuropathic pain. Genetic or pharmacological inhibition of MNK signaling blocks and reverses nociceptor hyperexcitability as well as behavioral signs of neuropathic pain. A clinical phase drug for cancer shows strong specificity as an MNK inhibitor but requires optimization because MNK inhibition in the central nervous system (CNS) may lead to depression, an unacceptable side effect for a neuropathic pain drug. The research team plans a targeted medicinal chemistry and screening campaign directed at generating a MNK-inhibitor-based neuropathic pain treatment with the goal of restricting its CNS penetration while retaining potency, specificity, and in vivo bioavailability and efficacy.

1R01NS113257-01
Discovery and validation of a novel orphan GPCR as a target for therapeutic intervention in neuropathic pain Preclinical and Translational Research in Pain Management Discovery and Validation of Novel Targets for Safe and Effective Treatment of Pain NINDS St. Louis University SALVEMINI, DANIELA St. Louis, MO 2019
NOFO Title: Discovery and Validation of Novel Targets for Safe and Effective Pain Treatment (R01 Clinical Trial Not Allowed)
NOFO Number: RFA-NS-18-043
Summary:

Neuropathic pain conditions are exceedingly difficult to treat, and novel non-opioid analgesics are desperately needed. Receptomic and unbiased transcriptomic approaches recently identified the orphan G-protein coupled receptor (oGPCR), GPR160, as a major oGPCR whose transcript is significantly increased in the dorsal horn of the spinal cord (DH-SC) ipsilateral to nerve injury, in a model of traumatic nerve-injury induced neuropathic pain caused by constriction of the sciatic nerve in rats (CCI). De-orphanization of GPR160 led to the identification of cocaine- and amphetamine-regulated transcript peptide (CARTp) as a ligand which activates pathways crucial to persistent pain sensitization. This project will test the hypothesis that CARTp/GPR160 signaling in the spinal cord is essential for the development and maintenance of neuropathic pain states. It will also validate GPR160 as a non-opioid receptor target for therapeutic intervention in neuropathic pain, and characterize GPR160 coupling and downstream molecular signaling pathways underlying chronic neuropathic pain.

1R61NS113269-01
Validation of a novel cortical biomarker signature for pain Preclinical and Translational Research in Pain Management Discovery and Validation of Biomarkers, Endpoints, and Signatures for Pain Conditions NINDS University of Maryland, Baltimore SEMINOWICZ, DAVID Baltimore, MD 2019
NOFO Title: Discovery of Biomarkers, Biomarker Signatures, and Endpoints for Pain (R61/R33 Clinical Trial Optional)
NOFO Number: RFA-NS-18-041
Summary:

Chronic pain is a major health burden associated with immense economic and social costs. Predictive biomarkers that can identify individuals at risk of developing severe and persistent pain, which is associated with worse disability and greater reliance on opioids, would promote aggressive, early intervention that could halt the transition to chronic pain. The applicant’s team uncovered evidence of a unique cortical biomarker signature that predicts pain susceptibility (severity and duration). This biomarker signature could be capable of predicting the severity of pain experienced by an individual minutes to months in the future, as well as the duration of pain (time to recovery). Analytical validation of this biomarker will be conducted in healthy participants using a standardized model of the transition to sustained myofascial temporomandibular pain. Specifically the biomarker signature will be tested for its ability to predict an individual’s pain sensitivity, pain severity, and pain duration and will perform initial clinical validation.

5R01NS094461-04
Clustering of individual and diverse ion channels together into complexes, and their functional coupling, mediated by A-kinase anchoring protein 79/150 in neurons Preclinical and Translational Research in Pain Management Discovery and Validation of Novel Targets for Safe and Effective Treatment of Pain NINDS UNIVERSITY OF TEXAS HLTH SCI CTR SAN ANTONIO SHAPIRO, MARK S San Antonio, TX 2018
NOFO Title: Administrative Supplements for Validation of Novel Non-Addictive Pain Targets (Clinical Trials Not Allowed)
NOFO Number: NOT-NS-18-073
Summary:

Multi-protein complexes have emerged as a mechanism for spatiotemporal specificity and efficiency in the function and regulation of cellular signals. Many ion channels are clustered either with the receptors that modulate them or with other ion channels whose activities are linked. Often, the clustering is mediated by scaffolding proteins, such as AKAP79/150. We will probe complexes containing AKAP79/150 and three different channels critical to nervous function: KCNQ/Kv7, TRPV1, and CaV1.2. We will use"super-resolution" STORM imaging of primary sensory neurons and heterologously expressed tissue-culture cells, in which individual complexes can be visualized at 10–20 nm resolution with visible light. We hypothesize that AKAP79/150 brings several of these channels together to enable functional coupling, which we will examine by patch-clamp electrophysiology of the neurons. Since all three of these channels bind to AKAP79/150, we hypothesize that they co-assemble into complexes in neurons and that they are dynamically regulated by other cellular signals.

3R01NS094461-04S2
TARGETING SPECIFIC INTERACTIONS BETWEEN A-KINASE ANCHORING PROTEINS (AKAPS) AND ION CHANNELS WITH CELL-PERMEANT PEPTIDES AS A NOVEL MODE OF THERAPEUTIC INTERVENTION AGAINST PAIN DISORDERS Preclinical and Translational Research in Pain Management Discovery and Validation of Novel Targets for Safe and Effective Treatment of Pain NINDS UNIVERSITY OF TEXAS HLTH SCIENCE CENTER SHAPIRO, MARK S SAN ANTONIO, TX 2019
NOFO Title: Administrative Supplements to Existing NIH Grants and Cooperative Agreements (Parent Admin Supp Clinical Trial Optional)
NOFO Number: PA-18-591
Summary:

Multi-protein complexes have emerged as a mechanism for spatiotemporal specificity and efficiency in the function and regulation of myriad cellular signals. In particular, many ion channels are clustered either with the receptors that modulate them, or with other ion channels whose activities are linked. Often the clustering is mediated by scaffolding proteins, such as the AKAP79/150 protein that is a focus of this research. This research will focus on three different channels critical to nervous function. One is the"M-type" (KCNQ, Kv7) K+ channel that plays fundamental roles in the regulation of excitability in nerve and muscle. It is thought to associate with Gq/11- coupled receptors, protein kinases, calcineurin (CaN), calmodulin (CaM) and phosphoinositides via AKAP79/150. Another channel of focus is TRPV1, a nociceptive channel in sensory neurons that is also thought to be regulated by signaling proteins recruited by AKAP79/150. The third are L-type Ca2+ (CaV1.2) channels that are critical to synaptic plasticity, gene regulation and neuronal firing. This research will probe complexes containing AKAP79/150 and these three channels using"super-resolution" STORM imaging of primary sensory neurons and heterologously-expressed tissue-culture cells, in which individual complexes can be visualized at 10-20 nm resolution with visible light, breaking the diffraction barrier of physics. The researchers hypothesize that AKAP79/150 brings several of these channels together to enable functional coupling, which the researchers will examine by patch-clamp electrophysiology of the neurons. Förster resonance energy transfer (FRET) will also be performed under total internal reflection fluorescence (TIRF) or confocal microscopy, further testing for complexes containing KCNQ, TRPV1 and CaV1.2 channels. Since all three of these channels bind to AKAP79/150, the researchers hypothesize that they co-assemble into complexes in neurons, together with certain G protein-coupled receptors. Furthermore, the researchers hypothesize these complexes to not be static, but rather to be dynamically regulated by other cellular signals, which the researchers will examine using rapid activation of kinases or phosphatases. Several types of mouse colonies of genetically altered AKAP150 knock-out or knock-in mice will be utilized.

1UG3AT010739-01
Pragmatic Trial of Acupuncture for Chronic Low Back Pain in Older Adults Clinical Research in Pain Management Pragmatic and Implementation Studies for the Management of Pain to Reduce Opioid Prescribing (PRISM) NCCIH KAISER FOUNDATION RESEARCH INSTITUTE SHERMAN, KAREN J (contact); DEBAR, LYNN L Oakland, CA 2019
NOFO Title: HEAL Initiative: Pragmatic Randomized Controlled Trial of Acupuncture for Management of Chronic Low Back Pain in Older Adults (UG3/UH3 Clinical Trial Required)
NOFO Number: RFA-AT-19-005
Summary:

Acupuncture has been found to be effective in treating chronic lower back pain (cLBP) in adults. Yet trials have rarely included older adults, who have more comorbidities and may respond differently from typical trial participants. To fill this gap, the study team will conduct a three-arm trial of 828 adults ?65 years of age with cLBP to evaluate acupuncture versus usual care. They will compare a standard 12-week course of acupuncture with an enhanced course of acupuncture (12-week standard course, plus 12-week maintenance course) to usual medical care for cLBP. If successful, this pragmatic RCT will offer clear guidance about the value of acupuncture for improving functional status and reducing pain intensity and pain interference for older adults with cLBP.