Koichi Iwata

Nihon University — Japan

Medicine · Health Sciences

46h-index7.4kcitations306works0.82yr avg
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Research Topics

Pain Mechanisms and Treatments(167), Neuropeptides and Animal Physiology(72), Botulinum Toxin and Related Neurological Disorders(43), Neuroscience of respiration and sleep(26), Neuroscience and Neuropharmacology Research(25)

Publications305 total

Purinergic Receptor‐ and Metabotropic Glutamate Receptor 5‐Mediated Interactions Between Satellite Glial Cells and Neurons in Rat Trigeminal Ganglia
Glia·2025
Trigeminal ganglion interferon-γ signaling drives orofacial neuropathic pain in rats
The Journal of Headache and Pain·2025Open Access
Trigeminal ganglion interferon-γ signaling drives orofacial neuropathic pain in rats
2025Open Access
Do Chinese individuals prefer interdependence? Preference-expectation reversal in China
THE JAPANESE JOURNAL OF EXPERIMENTAL SOCIAL PSYCHOLOGY·2025Open Access
Fibroblast-derived IL-33 exacerbates orofacial neuropathic pain via the activation of TRPA1 in trigeminal ganglion neurons
Brain Behavior and Immunity·2024· 3 cited
Potassium nitrate suppresses hyperactivities of Vc neurons of the model with dentin hypersensitivity
Journal of Oral Biosciences·2024· 2 cited
Involvement of oxidative stress in orofacial mechanical pain hypersensitivity following neonatal maternal separation in rats
Scientific Reports·2023· 3 citedOpen Access
Analgesic effect of linalool odor on oral ulcerative mucositis-induced pain in rats
Brain Research Bulletin·2023· 8 citedOpen Access
M2 macrophage-derived cathepsin S promotes peripheral nerve regeneration via fibroblast–Schwann cell-signaling relay
Journal of Neuroinflammation·2023· 41 citedOpen Access
PAR2-dependent phosphorylation of TRPV4 at the trigeminal nerve terminals contributes to tongue cancer pain
Journal of Oral Biosciences·2023· 8 cited
Involvement of interferon gamma signaling in spinal trigeminal caudal subnucleus astrocyte in orofacial neuropathic pain in rats with infraorbital nerve injury
Molecular Pain·2023· 5 citedOpen Access
Microglia cause structural remodeling of noradrenergic axon in the trigeminal spinal subnucleus caudalis after infraorbital nerve injury in rats
Brain Behavior & Immunity - Health·2023· 8 citedOpen Access
Neonatal Injury Modulates Incisional Pain Sensitivity in Adulthood: An Animal Study
Neuroscience·2023· 2 citedOpen Access
Insular cortical descending projections facilitate neuronal responses to noxious but not innoxious stimulation in rat trigeminal spinal subnucleus caudalis
Brain Research·2023· 9 cited
Tear secretion by Diquafosol suppresses the excitability of trigeminal brainstem nuclear complex neurons by reducing excessive P2Y2 expression in the trigeminal ganglion in dry eye rats
Neuroscience Research·2023· 7 cited
Age-related Changes in Trigeminal Ganglion Macrophages Enhance Orofacial Ectopic Pain After Inferior Alveolar Nerve Injury
In Vivo·2023· 6 citedOpen Access
Decreased PPARgamma in the trigeminal spinal subnucleus caudalis due to neonatal injury contributes to incision-induced mechanical allodynia in female rats
Scientific Reports·2022· 3 citedOpen Access
Astrocytic and microglial interleukin-1β mediates complement C1q-triggered orofacial mechanical allodynia
Neuroscience Research·2022· 4 cited
Masseter muscle contraction and cervical muscle sensitization by nerve growth factor cause mechanical hyperalgesia in masticatory muscle with activation of the trigemino‐lateral parabrachial nucleus system in female rats
Headache The Journal of Head and Face Pain·2022· 2 cited
Diquafosol sodium reduces neuronal activity in trigeminal subnucleus caudalis in a rat model of chronic dry eye disease
Neuroscience Letters·2022· 7 cited
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Frequent Co-authors

Yoshiyuki Tsuboi(22), Masamichi Shinoda(15), Junichi Kitagawa(13), Barry J. Sessle(11), Kuniya Honda(9), Noboru Noma(6), Yoshiki Imamura(6), Toshifumi Morimoto(6), Ronald Dubner(6), Ke Ren(6), Mamoru Takeda(6), Akiko Okada‐Ogawa(5), Masahiro Kondo(5), Shigeji Matsumoto(5), Koichi Noguchi(4), Ikuko Suzuki(4), Akimasa Tashiro(4), Ayano Katagiri(4), Akiko Ogawa(4), Yuji Masuda(4)