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The purpose of this study was to explore a substantial phenomenon related to flow experiences (immersion) in text-based interaction systems. Most previous research emphasizes the effects of challenge/skill, focused attention, telepresence, web characteristics, and systems' interface design on users' flow experiences in online environments. However,(More)
Figure 1: An example of EmailMap. The blue color flow depicts the event evolution in email archives of a time period, and the color tracks reveal the interaction between the email owner and his/her contacts. Notice that the names are blurred due to the privacy issue. ABSTRACT Email archives contain rich information about how we interact with different(More)
SCOPE Traditional medicinal herbs are increasingly used as alternative therapies in patients with inflammatory diseases. Here we evaluated the effect of Wedelia chinensis, a medicinal herb commonly used in Asia, on the prevention of dextran sulfate sodium (DSS)-induced acute colitis in mice. General safety and the effect of different extraction methods on(More)
Although various pharmacological activities of the shikonins have been documented, understanding the hierarchical regulation of these diverse bioactivities at the genome level is unsubstantiated. In this study, through cross examination between transcriptome and microRNA array analyses, we predicted that topical treatment of shikonin in vivo affects(More)
Damage-associated molecular patterns (DAMPs) are associated with immunogenic cell death and have the ability to enhance maturation and antigen presentation of dendritic cells (DCs). Specific microtubule-depolymerizing agents (MDAs) such as colchicine have been shown to confer anti-cancer activity and also trigger activation of DCs. In this study, we(More)
Marketing professionals gradually utilize virtual communities as a new media for affecting sales by spreading information about brand, quality, price, experience, effectiveness, etc. Studies related to this subject usually focus on influence of electronic word of mouth and posters' opinions on product choice. Lack of considering passive participants and(More)
Trust building for consumers has been a main stream of research in e-commerce. However, little research pays attention to how consumers treat the revealed information about warranty, privacy statement, assurance, and related statements. Although this information is provided in real-world settings, their effectiveness has not been fully understood. This(More)
Recommendation agents help users reduce information overload and improve decision quality. Yet, many online shoppers have negative reaction or have no motivation to use recommendation agents, since they have no idea of whether users can achieve their shopping goals with less effort. We think information is fundamental to using recommendation agents. This(More)
BACKGROUND Stroke patients are at particular risk for developing pulmonary embolism (PE), which is a cardiovascular emergency associated with a high mortality rate. Little information is available on symptomatic PE in Asian stroke patients. OBJECTIVE To determine the frequency of symptomatic PE in ischemic and hemorrhagic stroke patients; to identify(More)