User profiles for "author:H Takayama"

Hiroaki Takayama

Kanazawa University
Verified email at staff.kanazawa-u.ac.jp
Cited by 2062

Chemistry and pharmacology of analgesic indole alkaloids from the rubiaceous plant, Mitragyna speciosa

H Takayama - Chemical and Pharmaceutical Bulletin, 2004 - jstage.jst.go.jp
The leaves of a tropical plant, Mitragyna speciosa KORTH (Rubiaceae), have been
traditionally used as a substitute for opium. Phytochemical studies of the constituents of the …

[HTML][HTML] Left ventricular distension and venting strategies for patients on venoarterial extracorporeal membrane oxygenation

M Cevasco, H Takayama, M Ando… - Journal of thoracic …, 2019 - ncbi.nlm.nih.gov
Venoarterial extracorporeal membrane oxygenation (VA ECMO) is an established method of
short-term mechanical support for patients in cardiogenic shock, but can create left …

Continuum model for solitons in polyacetylene

H Takayama, YR Lin-Liu, K Maki - Physical Review B, 1980 - APS
Solitons in a one-dimensional charge-density-wave system with half-filled electron bands
are studied theoretically with a continuum model. This model is a continuum version of the …

[PDF][PDF] A liver-derived secretory protein, selenoprotein P, causes insulin resistance

H Misu, T Takamura, H Takayama, H Hayashi… - Cell metabolism, 2010 - cell.com
The liver may regulate glucose homeostasis by modulating the sensitivity/resistance of
peripheral tissues to insulin, by way of the production of secretory proteins, termed …

[HTML][HTML] Palmitate induces insulin resistance in H4IIEC3 hepatocytes through reactive oxygen species produced by mitochondria

…, N Matsuzawa-Nagata, H Takayama… - Journal of Biological …, 2009 - ASBMB
Visceral adiposity in obesity causes excessive free fatty acid (FFA) flux into the liver via the
portal vein and may cause fatty liver disease and hepatic insulin resistance. However …

Aging and memory effects in superparamagnets and superspin glasses

M Sasaki, PE Jönsson, H Takayama, H Mamiya - Physical Review B, 2005 - APS
Many dense magnetic nanoparticle systems exhibit slow dynamics which is qualitatively
indistinguishable from that observed in atomic spin glasses and its origin is attributed to …

Joining of aluminum alloy to steel by friction stir welding

T Watanabe, H Takayama, A Yanagisawa - Journal of Materials Processing …, 2006 - Elsevier
The authors tried to butt-weld an aluminum alloy plate to a mild steel plate by friction stir
welding, and investigated the effects of a pin rotation speed, the position for the pin axis to …

Diverse tumorigenesis associated with aberrant development in mice overexpressing hepatocyte growth factor/scatter factor

H Takayama, WJ LaRochelle… - Proceedings of the …, 1997 - National Acad Sciences
Hepatocyte growth factor/scatter factor (HGF/SF) is a mesenchymally derived, multifunctional
paracrine regulator possessing mitogenic, motogenic, and morphogenetic activities in …

Pteropodine and isopteropodine positively modulate the function of rat muscarinic M1 and 5-HT2 receptors expressed in Xenopus oocyte

…, M Tohda, Y Murakami, H Takayama… - European journal of …, 2002 - Elsevier
Pteropodine and isopteropodine are heteroyohimbine-type oxindole alkaloid components of
Uncaria tomentosa (Willd.) DC, a Peruvian medicinal plant known as cat's claw. In this study …

Early administration of Bifidobacterium breve to preterm infants: randomised controlled trial

…, Y Sumida, R Tanaka, N Yuki, H Takayama… - Archives of Disease in …, 1997 - fn.bmj.com
AIM To investigate the colonisation withBifidobacterium breve of the bowels of very low
birthweight (VLBW) infants. METHODS The adverse effects of B breve were examined in 66 …