Temporomandibular joint‐evoked responses by spinomedullary neurons and masseter muscle are enhanced after repeated psychophysical stress

K Okamoto, A Tashiro, Z Chang… - European Journal of …, 2012 - Wiley Online Library
Psychological stress is a risk factor for the development of musculoskeletal pain of the head
and neck; however, the basis for this relationship remains uncertain. This study tested the …

Estrogen status and psychophysical stress modify temporomandibular joint input to medullary dorsal horn neurons in a lamina-specific manner in female rats

K Okamoto, R Thompson, A Katagiri, DA Bereiter - PAIN®, 2013 - Elsevier
Estrogen status and psychological stress contribute to the expression of several chronic pain
conditions including temporomandibular muscle and joint disorders (TMJD). Sensory …

Intensity coding by TMJ-responsive neurons in superficial laminae of caudal medullary dorsal horn of the rat

S Takeshita, H Hirata… - Journal of …, 2001 - journals.physiology.org
Temporomandibular disorders (TMD) represent a family of recurrent conditions that often
cause pain in the temporomandibular joint (TMJ) region and muscles of mastication. To …

Medullary dorsal horn neuronal activity in rats with persistent temporomandibular joint and perioral inflammation

K Iwata, A Tashiro, Y Tsuboi, T Imai… - Journal of …, 1999 - journals.physiology.org
Studies at spinal levels indicate that peripheral tissue or nerve injury induces a state of
hyperexcitability of spinal dorsal horn neurons that participates in the development of …

Brainstem mechanisms underlying temporomandibular joint and masticatory muscle pain

BJ Sessle, JW Hu, BE Cairns - Journal of Musculoskeletal Pain, 1999 - Taylor & Francis
Many trigeminal [V] brainstem nociceptive neurons receive convergent inputs from afferents
supplying deep craniofacial sites [eg, temporomandibular joint [TMJ]; muscle] as well as …

Modulatory effects of repeated psychophysical stress on masseter muscle nociception in the nucleus raphe magnus of rats

S Shimizu, Y Nakatani, M Kurose, H Imbe… - Journal of Oral …, 2020 - jstage.jst.go.jp
Psychophysical stress can cause neural changes that increase nociception in the orofacial
region, particularly the masseter muscle (MM). The nucleus raphe magnus (NRM), which is …

Inhibitory effects of fluoxetine, an antidepressant drug, on masseter muscle nociception at the trigeminal subnucleus caudalis and upper cervical spinal cord regions in …

Y Nakatani, M Kurose, S Shimizu, M Hasegawa… - Experimental Brain …, 2018 - Springer
This study aimed to determine whether psychophysical stress conditionings had facilitatory
effects on masseter muscle nociception in the central nervous system via serotonergic …

Involvement of trigeminal astrocyte activation in masseter hyperalgesia under stress

YJ Zhao, Y Liu, Q Li, YH Zhao, J Wang, M Zhang… - Physiology & …, 2015 - Elsevier
It is commonly accepted that psychological stress contributes to the development of
temporomandibular joint disorders, in which chronic orofacial pain is the main symptom …

Bilateral increases in ERK activation at the spinomedullary junction region by acute masseter muscle injury during temporomandibular joint inflammation in the rats

M Kurose, H Imbe, Y Nakatani, M Hasegawa… - Experimental brain …, 2017 - Springer
We determined the role of persistent monoarthritis of temporomandibular joint region (TMJ)
on bilateral masseter muscle (MM) nociception in male rats using orofacial nocifensive …

Psychophysical stress increases the expression of phospho-CREB, Fos protein and neurokinin-1 receptors in superficial laminae of trigeminal subnucleus caudalis in …

SL Duenes, R Thompson, Z Chang, K Okamoto… - Neuroscience …, 2010 - Elsevier
Psychological stress and estrogen status are risk factors to develop painful
temporomandibular joint disorders (TMJD); however, the neural basis for this relationship is …