Yo-Chan Ahn

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ETHNOPHARMACOLOGICAL RELEVANCE Along with increase of herbal medicine use worldwide, the safety of traditional herbal medicines frequently becomes a medical issue. AIM OF THE STUDY This study aimed to investigate the incidence of herbal medicine-induced adverse effects on liver functions. SUBJECTS AND METHODS A prospective study was performed with 313(More)
UNLABELLED The present study investigated the antifatigue effects of Panax ginseng C.A. Meyer in 90 subjects (21 men and 69 women) with idiopathic chronic fatigue (ICF) in a randomised, double-blind, placebo-controlled and parallel designed trial. A bespoke 20% ethanol extract of P. ginseng (1 g or 2 g day(-1)) or a placebo was administered to each group(More)
We evaluated the pharmacological effects of Myelophil, a 30% ethanol extract of a mix of Astragali Radix and Salviae Radix, on oxidative stress-induced brain damage in mice caused by restraint stress. C57BL/6 male mice (eight weeks old) underwent daily oral administration of distilled water, Myelophil (25, 50, or 100mg/kg), or ascorbic acid (100mg/kg) 1h(More)
Siguan acupoints have been used to treat gastrointestinal symptoms in acupuncture practices for a long time. This study aimed to investigate the effects of Siguan acupuncture on gastrointestinal motility under accelerated conditions using a randomized, sham-acupuncture-controlled, crossover study. Twenty-one healthy male subjects were hospitalized and(More)
BACKGROUND/OBJECTIVE Sasang constitutional medicine is a component of traditional Korean medicine that classifies individuals into four Sasang constitutional types (SCTs) by their physical and psychological traits. Each SCT is known to show different susceptibilities to disorders. This systematic review investigated the effect of SCT as a risk factor for(More)
Among sex hormones, estrogen is particularly well known to act as neuroprotective agent. Unlike estrogen, testosterone has not been well investigated in regard to its effects on the brain, especially under psychological stress. To investigate the role of testosterone in oxidative brain injuries under psychological stress, we adapted an orchiectomy and(More)
Discrepant incidence has been reported regarding the incidence of herb-induced liver injury (HILI). To address the growing worldwide concern of HILI, we evaluated the risk of HILI in a nationwide prospective study. Between April 2013 and January 2016, 1001 inpatients (360 males and 641 females) from 10 tertiary hospitals throughout South Korea were treated(More)
Functional supplements are intended not only to provide nutrients, but also to increase the physical and mental well-being of their consumer. Based on increasing demand to reduce health risks and improve health quality, the functional supplement market has expanded; it was estimated to be worth over US$80 billion worldwide in 2008 (Vergari et al., 2010).(More)
ETHNOPHARMACOLOGICAL RELEVANCE The Pinus densiflora leaf has been traditionally used to treat mental health disorders as a traditional Chinese medicine. Here we examined the ethnopharmacological relevance of pine needle on memory impairment caused by stress. AIM OF THE STUDY To elucidate the possible modulatory actions of 30% ethanolic pine needle extract(More)
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