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Pachysolen tannophilus 의 고농도 Inocula 를 이용한 Hemicellulose hydrolyzate 의 알코올 발효
정인식,한태룡 한국농화학회 1987 Applied Biological Chemistry (Appl Biol Chem) Vol.30 No.4
High-level yeast inocula was investigated as a means of overcoming the inhibition problem in ethanol fermentation of hemicellulose hydrolyzate. When the inoculum exceeded 25g dry cells/liter, the fermentation proceeded completely to the end within 24 hours. Furfural was taken up by Pachysolen tannophilus and catabolized to furfuryl alcohol. Thus inhibitory effect of furfural component was less adverse toward ethanol production than that of non-furfural components in hemicellulose hydrolyzate. The specific ethanol productivity in the fermentation of hemicellulose hydrolyzate was 14% of that of simulated media containing 41.8g xylose and 2.3g furfural per liter.
On the Clause-Controlled PRO in English
정인식 대한언어학회 2008 언어학 Vol.16 No.3
The Linguistic Association of Korea Journal, 16(3), 119-142. This article explores the type of overt arguments that can act as a controller, on the basis of grammatical or semantic functions of a nonfinite clause, and shows that not only an NP but also a clause serves as a controller of PRO. Interestingly enough, PRO, which is controlled by a clause, does not occur in an infinitival clause and a gerundival clause but just in a participial clause, more specifically in a result participial clause. This study also addresses the directionality of referential dependence between PRO and its controller. When its interpretation is dependent on NPs, PRO usually precedes or follows its controller. It allows a bidirectional control. When it is dependent on a clause as its interpretational referent, however, PRO must be preceded by its clause controller. It allows only a unidirectional left-to-right control. The opposite is disallowed.
A Study on Global Orientation in New Product Development among Small and Medium-Sized Firms
정인식,곽주영,이동진 서울대학교 경영연구소 2012 Seoul Journal of Business Vol.18 No.1
While many small and middle-sized enterprises are entering into emerging markets to satisfy diverse consumer needs, limited attention has been given to global orientation in new product development among these small and middle-sized enterprises in emerging markets. In order to find the antecedents and consequences of this managerial value, we have developed and tested a model of global orientation in new product development among small and middle-sized enterprises. Specifically, we hypothesize that customer orientation and long-term focus have a positive influence on the global orientation among small and middle-sized enterprises, which in turn has a positive effect on performance. Data collected from 482 firms supports the model. Theoretical and managerial implications are discussed.
Product Strategy of Korean Exporters in China
정인식,XIAO SHUFENG 한국국제경영관리학회 2009 국제경영리뷰 Vol.13 No.3
There are only a handful of studies dealing with the issue of product strategy in international markets. In particular, the understanding of this issue for firms from non-Triad markets, for instance, firms from emerging markets (EMFs), is rather limited. The objective of this study is to provide an initial exploratory research on product strategy for Korean firms in Chinese market, and attempts to extend current product strategy research into emerging contexts. In this study, three viable product strategies for Korean firms - economy, superior-value and premium, are defined. Using survey data collected from 131 exporters, we first examine the nature of product strategy adopted by Korean exporters in China, and then investigate their performance implications. Findings reveal that superior-value strategy is the most frequently employed strategy by Korean firms, and firms choosing more value-added strategies, such as premium or superior-value, on average, demonstrate superior performance. This study will dictate important guidelines for Korean firms to target international markets and to better understand the importance of product strategy choice in this process.
A Consideration of the Preposition instead of
정인식,채숙희 대한언어학회 2013 언어학 Vol.21 No.1
The object of this paper is to show that the preposition instead of can take a greater variety of grammatical categories for its complement than the other prepositions chiefly taking a noun phrase, a gerund, and/or a wh-clause for their complements. It is also to explore what makes it possible for this preposition to do so. We have found out that it is structurally different from the other prepositions in that it has the property of coordinateness and joins A and B coordinately in the string A instead of B, just as a coordinator links the conjuncts of the same grammatical category. This study argues that this makes it possible for instead of to take more various types of grammatical categories for its complements than the other prepositions. It also makes the category of B predictable from that of A and vice versa. Based on this point we refer to the preposition instead of as a coordinate preposition.
정인식,박두호,차상복,장기육,최규용,오수혁,채현석 대한소화기내시경학회 1997 Clinical Endoscopy Vol.17 No.2
Ectopic pancreas is commonly located at stomach, duodenum and jejunum. It is a relatively rare entity and is usually of no clinical importance which especially is a very rare source of massive upper gastrointestinal bleeding. We have recently experienced a case of an ectopic pancreas in the second portion of the duodenum which was proven to be a source of massive gastrointestinal bleeding by duodenoscopy and was confirmed by surgical exploration.