Hyperpolarization-activated cation currents in medium-size dorsal root ganglion cells are involved in overactive bladder syndrome in rats

Autor: Chao Tan, Fei Yan, Li-Ping Yao, Jun-Ling Xing, Wei-Jun Qin, Kun Zhang, Guo-Jun Wu, Jian-Lin Yuan, Fei Liu
Jazyk: angličtina
Rok vydání: 2020
Předmět:
Zdroj: BMC Urology, Vol 20, Iss 1, Pp 1-12 (2020)
Druh dokumentu: article
ISSN: 1471-2490
DOI: 10.1186/s12894-020-00698-z
Popis: Abstract Background To investigate the functions of the hyperpolarization-activated cation currents in medium-size dorsal root ganglion cells in a rat model of overactive bladder syndrome. Methods Rats with OAB were screened using a urodynamic testing device. The whole-cell patch clamp technique was used to investigate changes in excitability and hyperpolarization-activated cation current (I h) of medium-size cells in the L6 dorsal root ganglia (DRG) of the OAB rats. Intrathecal injection of the specific I h inhibitor ZD7288 was used to investigate changes of voiding function and I h of medium-size cells in the L6 DRG. Results The urinary bladder weight of the OAB rats was significantly increased (p
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