{"title":"Distribution and subacute modulation of endocannabinoid metabolizing enzymes in the trigeminal complex and midbrain in a pre-clinical model of post-traumatic headache.","authors":"Gurueswar Nagarajan, Yumin Zhang","doi":"10.1186/s10194-026-02356-5","DOIUrl":"10.1186/s10194-026-02356-5","url":null,"abstract":"","PeriodicalId":16013,"journal":{"name":"Journal of Headache and Pain","volume":" ","pages":""},"PeriodicalIF":7.9,"publicationDate":"2026-04-11","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC13097742/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147662949","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Maomei Song, Angelica Barone, Suiyi Xu, Changxin Li, Giuseppe Gigli, Giacomo Frati, Cherubino Di Lorenzo, Gianluca Coppola, Barbara Cortese
{"title":"Mechanistic investigation of HMGB1 in an in vitro model of the trigeminovascular system under migraine-like conditions.","authors":"Maomei Song, Angelica Barone, Suiyi Xu, Changxin Li, Giuseppe Gigli, Giacomo Frati, Cherubino Di Lorenzo, Gianluca Coppola, Barbara Cortese","doi":"10.1186/s10194-026-02357-4","DOIUrl":"https://doi.org/10.1186/s10194-026-02357-4","url":null,"abstract":"<p><strong>Background: </strong>Migraine is a complex neurovascular disorder driven by abnormal activation of the trigeminovascular system (TVS), neurogenic inflammation and excessive release of calcitonin gene-related peptide (CGRP). While CGRP-targeted therapies have demonstrated clinical efficacy, the upstream molecular mechanisms sustaining CGRP dysregulation remain incompletely understood. High-mobility group box 1 (HMGB1), a pro-inflammatory damage-associated molecule implicated in neuroinflammation, has emerged as a potential contributor to migraine pathophysiology. However, its role in neuron-endothelial interactions within the TVS under migraine -relevant conditions remains unclear.</p><p><strong>Methods: </strong>To model inflammatory and hypoxic stress associated with migraine, SH-SY5Y neuron-like cells were stimulated with lipopolysaccharide (LPS) and cobalt chloride (CoCl₂). HMGB1 expression was silenced using siRNA to evaluate its role in regulating CGRP and NF-κB signaling. Conditioned medium from stimulated neuronal cells was applied to human umbilical vein endothelial cells (HUVECs) to investigate neuron-endothelial interactions, and CGRP signaling was inhibited using a receptor antagonist. Protein expression of HMGB1, CGRP, and NF-κB pathway components was assessed by Western Blot. In addition, neuronal migration and intracellular reactive oxygen species (ROS) were assessed to evaluate cellular activation under inflammatory stress conditions.</p><p><strong>Results: </strong>Inflammatory and hypoxic stimulation increased HMGB1 expression and activated NF-κB signaling in SH-SY5Y cells, accompanied by elevated CGRP production. HMGB1 knockdown reduced NF-κB activation and attenuated CGRP upregulation, suggesting that HMGB1 contributes to CGRP regulation under these conditions. Conditioned medium enriched in CGRP promoted NF-κB activation and HMGB1 expression in endothelial cells, effects that were attenuated by CGRP receptor blockade. In addition, HMGB1 enhanced neuronal migration and oxidative stress responses in stimulated SH-SY5Y cells.</p><p><strong>Conclusion: </strong>These findings support a model in which HMGB1 and CGRP participate in a positive neuron-endothelial feedback loop under inflammatory and hypoxic stress, potentially amplifying neurovascular signaling relevant to migraine. Although derived from an in vitro system, this study identifies HMGB1 as a potential upstream modulator of CGRP-associated pathways and highlights its possible contribution to peripheral mechanisms involved in trigeminovascular activation.</p>","PeriodicalId":16013,"journal":{"name":"Journal of Headache and Pain","volume":" ","pages":""},"PeriodicalIF":7.9,"publicationDate":"2026-04-11","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147662456","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Paolo Martelletti, Arão Belitardo de Oliveira, Rajinder K Dhamija, Patty Francis, Riadh Gouider, Alla Guekht, Amr Hassan Al-Hasany, Mendinatou Agbetou Houessou, Michel Lanteri-Minet, Matilde Leonardi, Martha Lu-Bolanos, Manoji Pathirage, Abdul Malik, Reza Mosaddeghi-Heris, M Netravathi, Rajeev Ojha, Mayowa O Owolabi, Raju Paudel, Jason Ray, Alberto Raggi, Anna Ranta, Nadie Rathnayake, Uwe Reuter, Devi Ariani Sudibyo, Surat Tanprawate, Jin Tao, Yiheng Tu, Lawrence Tucker, Nina Vashchenko, Janaka Waidyasekara, Yonggang Wang, Yohannes W Woldeamanuel, Tissa Wijeratne
{"title":"Migraine, headache disorders, and brain health: aligning advocacy with the UN Sustainable Development Goals.","authors":"Paolo Martelletti, Arão Belitardo de Oliveira, Rajinder K Dhamija, Patty Francis, Riadh Gouider, Alla Guekht, Amr Hassan Al-Hasany, Mendinatou Agbetou Houessou, Michel Lanteri-Minet, Matilde Leonardi, Martha Lu-Bolanos, Manoji Pathirage, Abdul Malik, Reza Mosaddeghi-Heris, M Netravathi, Rajeev Ojha, Mayowa O Owolabi, Raju Paudel, Jason Ray, Alberto Raggi, Anna Ranta, Nadie Rathnayake, Uwe Reuter, Devi Ariani Sudibyo, Surat Tanprawate, Jin Tao, Yiheng Tu, Lawrence Tucker, Nina Vashchenko, Janaka Waidyasekara, Yonggang Wang, Yohannes W Woldeamanuel, Tissa Wijeratne","doi":"10.1186/s10194-026-02348-5","DOIUrl":"10.1186/s10194-026-02348-5","url":null,"abstract":"","PeriodicalId":16013,"journal":{"name":"Journal of Headache and Pain","volume":"27 1","pages":""},"PeriodicalIF":7.9,"publicationDate":"2026-04-07","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC13054998/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147633334","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Gabriele Monte, Carmen Granata, Fabiana Ursitti, Giorgia Sforza, Massimiliano Valeriani, Laura Papetti
{"title":"Migraine in pediatric population: the role of biochemical markers.","authors":"Gabriele Monte, Carmen Granata, Fabiana Ursitti, Giorgia Sforza, Massimiliano Valeriani, Laura Papetti","doi":"10.1186/s10194-026-02344-9","DOIUrl":"10.1186/s10194-026-02344-9","url":null,"abstract":"","PeriodicalId":16013,"journal":{"name":"Journal of Headache and Pain","volume":" ","pages":""},"PeriodicalIF":7.9,"publicationDate":"2026-04-04","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC13059414/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147618397","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Yanggang Hong, Feng Chen, Yuze Mi, Wanyi Shu, Yi Wang, Zhendi Shu
{"title":"Plasma proteomics identifies proteins and pathways associated with incident migraine in 50,668 adults.","authors":"Yanggang Hong, Feng Chen, Yuze Mi, Wanyi Shu, Yi Wang, Zhendi Shu","doi":"10.1186/s10194-026-02345-8","DOIUrl":"10.1186/s10194-026-02345-8","url":null,"abstract":"","PeriodicalId":16013,"journal":{"name":"Journal of Headache and Pain","volume":" ","pages":""},"PeriodicalIF":7.9,"publicationDate":"2026-04-02","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC13088631/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147608906","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Alterations of static and dynamic functional connectivity of the nucleus accumbens subregions may be associated with chronic process of migraine: a resting-state fMRI study.","authors":"Geyu Liu, Cunxin Lin, Dong Qiu, Xiaoshuang Li, Zhi Guo, Yuanxiang Li, Yanliang Mei, Mantian Zhang, Jianing Wang, Xin Liu, Zhaoli Ge, Zhonghua Xiong, Binbin Sui, Yonggang Wang","doi":"10.1186/s10194-026-02351-w","DOIUrl":"10.1186/s10194-026-02351-w","url":null,"abstract":"","PeriodicalId":16013,"journal":{"name":"Journal of Headache and Pain","volume":" ","pages":""},"PeriodicalIF":7.9,"publicationDate":"2026-04-02","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC13064107/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147608822","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Shift work migraine disorder: evidence, mechanisms, and implications for diagnosis, prevention, and management.","authors":"Zarmeen Azhar, Zehra Sadia, Muhammad Yousaf, Joshua Ekouo, Nouraiz Abbas, Laiba Akram","doi":"10.1186/s10194-026-02349-4","DOIUrl":"https://doi.org/10.1186/s10194-026-02349-4","url":null,"abstract":"","PeriodicalId":16013,"journal":{"name":"Journal of Headache and Pain","volume":" ","pages":""},"PeriodicalIF":7.9,"publicationDate":"2026-03-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147581429","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}