[HTML][HTML] Screening for major depressive disorder with the Patient Health Questionnaire (PHQ-9 and PHQ-2) in an outpatient clinic staffed by primary care physicians in …

K Suzuki, S Kumei, M Ohhira, T Nozu, T Okumura - PloS one, 2015 - journals.plos.org
Objective The Patient Health Questionnaire (PHQ-9) is a self-report questionnaire commonly
used to screen for depression, with ≥8–11 generally recommended as the cut-off. In Japan…

Glucagon‐like peptide‐1 analog, liraglutide, improves visceral sensation and gut permeability in rats

T Nozu, S Miyagishi, S Kumei, R Nozu… - Journal of …, 2018 - Wiley Online Library
Background and Aim A glucagon‐like peptide‐1 analog, liraglutide, has been reported to
block inflammatory somatic pain. We hypothesized that liraglutide attenuates …

Lipopolysaccharide induces adipose differentiation-related protein expression and lipid accumulation in the liver through inhibition of fatty acid oxidation in mice

…, S Tanno, N Wakamiya, Y Kohgo, S Kumei… - Journal of …, 2007 - Springer
Background In the present study, we examined the effect of lipopolysaccharide (LPS) on
liver histopathology with special reference to lipid metabolism in mice. Methods Mice were …

Oxytocin acts centrally in the brain to improve leaky gut through the vagus nerve and a cannabinoid signaling in rats

…, M Ishioh, S Igarashi, T Funayama, S Kumei… - Physiology & …, 2022 - Elsevier
Brain oxytocin plays a role in gastrointestinal functions. Among them, oxytocin acts centrally
to modulate gastrointestinal motility and visceral sensation. Intestinal barrier function, one of …

[HTML][HTML] Centrally administered butyrate improves gut barrier function, visceral sensation and septic lethality in rats

…, T Nozu, M Ishioh, S Igarashi, S Kumei… - Journal of …, 2021 - Elsevier
Short chain fatty acids readily crosses the gut-blood and blood–brain barrier and acts centrally
to influence neuronal signaling. We hypothesized that butyrate, a short-chain fatty acid …

[HTML][HTML] Brain orexin improves intestinal barrier function via the vagal cholinergic pathway

T Okumura, T Nozu, M Ishioh, S Igarashi, S Kumei… - Neuroscience …, 2020 - Elsevier
Orexins are neuropeptides that are implicated in a number of functions. With regard to the
gastrointestinal functions, orexin acts centrally to regulate gastric secretion, gastrointestinal …

Metformin inhibits visceral allodynia and increased gut permeability induced by stress in rats

T Nozu, S Miyagishi, S Kumei, R Nozu… - Journal of …, 2019 - Wiley Online Library
Background and Aim Metformin has been shown to have anti‐cytokine property.
Lipopolysaccharide (LPS)‐induced or repeated water avoidance stress (WAS)‐induced visceral …

Antinociceptive action against colonic distension by brain orexin in conscious rats

T Okumura, T Nozu, S Kumei, K Takakusaki… - Brain Research, 2015 - Elsevier
Increasing evidence has suggested that brain orexins are implicated in a wide variety of
physiological functions. With regard to gastrointestinal functions, orexin-A acts centrally to …

Central orexin-A increases colonic motility in conscious rats

T Nozu, S Kumei, K Takakusaki, K Ataka, M Fujimiya… - Neuroscience …, 2011 - Elsevier
Increasing evidence has indicated that brain orexin plays a vital role in the regulation of
gastrointestinal physiology such as gastric secretion, gastric motility and pancreatic secretion. …

Lovastatin inhibits visceral allodynia and increased colonic permeability induced by lipopolysaccharide or repeated water avoidance stress in rats

T Nozu, S Miyagishi, S Kumei, R Nozu… - European Journal of …, 2018 - Elsevier
Statins have been reported to block inflammatory somatic pain and have an anti-cytokine
property. Lipopolysaccharide (LPS) or repeated water avoidance stress (WAS) induces …