Roy Chi-Yan Choi

Kaempferol as a flavonoid induces osteoblastic differentiation via estrogen receptor signaling

Ava J.Y. Guo, Roy Chi-Yan Choi, Yuzhong Zheng et al. · Chinese Medicine · 2012 · 96 citations · Full text

A Standardized Chinese Herbal Decoction, Kai-Xin-San, Restores Decreased Levels of Neurotransmitters and Neurotrophic Factors in the Brain of Chronic Stress-Induced Depressive Rats

Kevin Y. Zhu, Qing‐Qiu Mao, Siu‐Po Ip et al. · Evidence-based Complementary and Alternative Medicine · 2012 · 50 citations · Full text

Psychopharmacology, Ginseng Radix, Social Sciences +18

Salidroside stimulates the accumulation of HIF-1α protein resulted in the induction of EPO expression: A signaling via blocking the degradation pathway in kidney and liver cells

Yuzhong Zheng, Zhenxia Zhang, Ava J.Y. Guo et al. · European Journal of Pharmacology · 2012 · 43 citations

Inflammation, Molecular Physiology, Signal Transduction +10

The membrane permeability of Astragali Radix-derived formononetin and calycosin is increased by Angelicae Sinensis Radix in Caco-2 cells: A synergistic action of an ancient herbal decoction Danggui Buxue Tang

Yuzhong Zheng, Roy Chi-Yan Choi, Ava J.Y. Guo et al. · Journal of Pharmaceutical and Biomedical Analysis · 2012 · 41 citations

Caco-2 Cells, Botany, Physiology +6

Kai-Xin-San, a Chinese Herbal Decoction Containing Ginseng Radix et Rhizoma, Polygalae Radix, Acori Tatarinowii Rhizoma, and Poria, Stimulates the Expression and Secretion of Neurotrophic Factors in Cultured Astrocytes

Kevin Y. Zhu, Sherry L. Xu, Roy Chi-Yan Choi et al. · Evidence-based Complementary and Alternative Medicine · 2013 · 39 citations · Full text

Polygalae Radix, Acori Tatarinowii Rhizoma, Oxidative Stress +16