Orthodontic force-induced oxidative stress in the periodontal tissue and dental pulp elicits nociception via activation/sensitization of TRPA1 on nociceptive fibers

A Morii, Y Miyamura, MI Sago, M Mizuhara… - Free radical Biology and …, 2020 - Elsevier
Orthodontic patients complain of pain for the first few days after insertion of appliances.
Mechanical force has been reported to produce oxidants in periodontal ligament (PDL) cells …

Application of the rat grimace scale as a marker of supraspinal pain sensation after cervical spinal cord injury

LE Schneider, KY Henley, OA Turner, B Pat… - Journal of …, 2017 - liebertpub.com
Experimental models of neuropathic pain (NP) typically rely on withdrawal responses to
assess the presence of pain. Reflexive withdrawal responses to a stimulus are used to …

[HTML][HTML] TRPV1 and TRPV1-expressing nociceptors mediate orofacial pain behaviors in a mouse model of orthodontic tooth movement

S Wang, M Kim, Z Ali, K Ong, EK Pae… - Frontiers in …, 2019 - frontiersin.org
Orthodontic force produces mechanical irritation and inflammation in the periodontium,
which is inevitably accompanied by pain. Despite its prevalence, treatment of orthodontic …

[HTML][HTML] Performance of behavioral assays: The Rat Grimace Scale, burrowing activity and a composite behavior score to identify visceral pain in an acute and chronic …

VSY Leung, MO Benoit-Biancamano, DSJ Pang - Pain Reports, 2019 - journals.lww.com
Objectives: The aim of this study was to assess whether the RGS and 2 additional
behavioral tools (composite behavior score [CBS] and burrowing) could identify pain in an …

Periodontal CGRP contributes to orofacial pain following experimental tooth movement in rats

H Long, L Liao, M Gao, W Ma, Y Zhou, F Jian, Y Wang… - Neuropeptides, 2015 - Elsevier
Calcitonin-related gene peptide (CGRP) plays an important role in orofacial inflammatory
pain. The aim of this study was to determine whether periodontal CGRP contributes to …

[HTML][HTML] Transient receptor potential Vanilloid 1-based gene therapy alleviates orthodontic pain in rats

R Guo, Y Zhou, H Long, D Shan, J Wen, H Hu… - International journal of …, 2019 - nature.com
Orthodontic pain that is induced by tooth movement is an important sequela of orthodontic
treatment and has a significant effect on patient quality of life. Studies have shown that the …

[HTML][HTML] NGF-induced upregulation of CGRP in orofacial pain induced by tooth movement is dependent on Atp6v0a1 and vesicle release

T Tao, Y Liu, J Zhang, W Lai, H Long - International Journal of Molecular …, 2022 - mdpi.com
The nerve growth factor (NGF) and calcitonin gene-related peptide (CGRP) play a crucial
role in the regulation of orofacial pain. It has been demonstrated that CGRP increases …

Novel methods of applying direct chemical and mechanical stimulation to the oral mucosa for traditional behavioral pain assays in conscious rats

S Hitomi, K Ono, K Miyano, Y Ota, Y Uezono… - Journal of neuroscience …, 2015 - Elsevier
Background Stomatitis induces severe and painful hypersensitivity to pungency and
physical contact during meals. Many studies have used anesthetized animals to examine …

Sequential changes in cortical excitation during orthodontic treatment

E Horinuki, K Yamamoto, N Shimizu… - Journal of Dental …, 2016 - journals.sagepub.com
Cortical excitation responding to periodontal ligament (PDL) stimulation is observed in the
rat primary somatosensory (S1), secondary somatosensory, and insular oral region of the …

The role of periodontal ASIC3 in orofacial pain induced by experimental tooth movement in rats

M Gao, H Long, W Ma, L Liao, X Yang… - European journal of …, 2016 - academic.oup.com
Objectives: This study aimed to clarify the roles of Acid-sensing ion channel 3 (ASIC3) in
orofacial pain following experimental tooth movement. Materials and methods: Sixty male …