531 research outputs found

    Self or simulacra of online reviews : an empirical perspective

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    Online user-generated content (UGC) includes various forms of computer-mediated online reviews, ratings, and feedback. The impact of online consumer reviews has been widely studied particularly in e-commerce, online marketing, and consumer behavior domains using text-mining and sentiment analysis. Such studies often assume that consumer-submitted online reviews truly represent consumer experiences, but multiple studies on online social networks suggest otherwise. Drawing from the social network literature, this paper investigates the impact of peers on consumer willingness to write and submit online reviews. An empirical study using data from “Yelp,” a globally used online restaurant review website, shows that the number of friends and fans positively impacts the number of online consumer reviews written. Implications for research and practice are discussed

    Evaluation of soil quality of a coal mine affected forest at Changki, Nagaland, India

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    The present study was conducted at a coal mining affected forest and a non-affected forest to analyze the seasonal changes in soil physico-chemical properties, incorporate additive and weighted soil quality index (SQI) to determine the soil quality and check the affected forest soil pollution status. Comparative SQI shows that the non-affected forest presented higher SQI in all the seasons (winter, spring, summer and autumn). However, in both the forest the seasonal additive and weighted SQI was categorised as autumn > summer > spring > winter and the overall SQI of the soil depth was ranked as 0–10 > 10–20 > 20–30 cm. The Single pollution index (PI) points out that cadmium (Cd) was the main potential contributor to soil pollution while the Pollution load index (PLI) and Nemerow integrated pollution index (NIPI) revealed moderate soil pollution status. The result summarized that coal mining activities can elevate soil deterioration rate, such as loss in soil organic carbon, reduction in nutrient availability, and slowing down the rejuvenating process of forest soil

    Ameliorative Effects of Herbal Combinations in Hyperlipidemia

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    The roots of Glycyrrhiza glabra, Withania somnifera, Asparagus racemosus, and Chlorophytum borivilianum and seeds of Sesamum indicum are ayurvedic medicinal plants used in India to treat several ailments. Our previous studies indicated that these plants possess hypolipidemic and antioxidant potential. The present study was aimed at investigating the composite effects of these plants on hypercholesterolemic rats. Three different combinations (5 gm%, given for four weeks) used in this study effectively reduced plasma and hepatic lipid profiles and increased fecal excretion of cholesterol, neutral sterol, and bile acid along with increasing the hepatic HMG-CoA reductase activity and bile acid content in hypercholesterolemic rats. Further, all three combinations also improved the hepatic antioxidant status (catalase, SOD, and ascorbic acid levels) and plasma total antioxidant capacity with reduced hepatic lipid peroxidation. Overall, combination I had the maximum effect on hypercholesterolemic rats followed by combinations II and III due to varying concentrations of the different classes of phytocomponents
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