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Hub Status and Indexation of Container Ports
박용안,Francesca MEDDA 한국해운물류학회 2015 The Asian journal of shipping and Logistics Vol.31 No.2
Although ports play a traditional role as loading and connecting centers for cargo and passengers, container ports as intermodal junctions have undergone continuous and diverse changes since the late 1950s as a result of technological advancements and transport network expansion. In order to shed light on the port transformation process, the objective of the present paper is to develop a hub index for container ports to evaluate the hub status of container ports within shipping networks, inland networks, and various logistics services. This study develops two sub-indexes of port classification and capacity, and combines cases of these two sub-indexes into various types in order to find a proper port hub index. The paper demonstrates how different types of port hub index are useful measurements for evaluating outputs and inputs of container ports. In a case analysis we show that the indexes of period variables and lagged variables have more explanatory power with regard to changes of port throughputs and high correlation with inputs.
Sardinian honeys as sources of xanthine oxidase and tyrosinase inhibitors
Di Petrillo, Amalia,Santos-Buelga, Celestino,Era, Benedetta,Gonzalez-Paramas, Ana Maria,Tuberoso, Carlo Ignazio Giovanni,Medda, Rosaria,Pintus, Francesca,Fais, Antonella 한국식품과학회 2018 Food Science and Biotechnology Vol.27 No.1
Sardinian honeys obtained from different floral sources (Arbutus, Asphodelus, Eucalyptus, Thistle, and Sulla) were evaluated for their ability to inhibit tyrosinase and xanthine oxidase enzymes and for their antioxidant activity. Physicochemical parameters, total phenolic, and flavonoids content were also determined. Honey from Arbutus flowers had the highest antioxidant activity followed by Eucalyptus and Thistle ones. These three honeys showed good tyrosinase and xanthine oxidase inhibition properties. Thus, these Sardinian honeys could have a great potential as antioxidant sources for pharmaceutical and cosmetic applications.