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사람정장(精漿)의 단백질농도(蛋白質濃度)와 효소활성도(酵素活性度)에 관한 연구(硏究)
박규홍,이희영,Park, Kyu-Hong,Lee, Hee-Yong 대한생식의학회 1983 Clinical and Experimental Reproductive Medicine Vol.10 No.1
On the basis of the semen analysis in 66 subjects, they were divided into six different groups: Group I consisted of 16 normal subjects with sperm counts of over 40 ${\times}10^6$/ml and motility of over 40 percent, Group II, 7 subjects with normal sperm counts, but motility of under 40 percent, Group III, 15 oligospermic patients with under 40 ${\times}10^6$/ml, Group IV 14 azoospermic patients, Group V, 10 patients with vasectomy and Group VI, 4 abnormal patients with 2 cases of hypoplastic testis, 1 case of Klinefelter's syndrome and 1 case of testis tumor. After seperation of semen into sperm and seminal plasma by centrifugation, the protein contents and the activities of hyaluronidase, ${\beta}$-N acetylglucosaminidase, ${\beta}$-glucuronidase, arylsulfatase, acrosin and azocoll proteinase in seminal plasma were measured. Vasectomy group has 30 percent less of total protein than normal group. For the comparison of enzyme activities of seminal plasma, it could be assumed that the enzymes in seminal plasma were not contaminated with the enzymes of spermatozoa by testing the enzymes of the seminal plasma from the vasectomy and azoospermic groups. It had been reported that hyaluronidase was only released from spermatozoa, however, the result obtained in this investigation showed that azoospermic and vasectomy group had high specific activities of hyaluronidase. The results indicated that hyaluronidase was not only from the testis but also from the male accessory sexual glands. Oligospermic group (Group III) showed the lowest total activity of hyaluronidase among them. The specific activities of ${\beta}$ -N-acetylglucosaminidase was high in oligospermic group (Group III) and low in vasectomy group (Group V). These results were contradictory with the pattern of hyaluronidase activities. This indicated that the spermatozoa which were stayed in epididymis would increase the activity of this enzyme. The specific activity of ${\beta}$ - glucuronidase was low in oligospermic and vasectomy groups. Group VI including testis tumor had remarkably high arylsulfatase activity. Arylsulfatase, a typical lysosomal enzyme, has been known to be released unusually large amounts from certain tumor cells. Arylsulfatase was also released with high activities from azoospermic and vascetomy group. This result indicated that this enzyme was also released from the sources other than testis. Acrosin, a proteolytic enzyme locating in the sperm acrosome, was not found throughout all the samples of seminal plasma. The activities of azocoll proteinase, a non-specific neutral proteinase was nearly identical in all the groups. This enzyme must have been released from the sources other than testis.
바이오혁신생태계 조성방안을 위한 내용분석 연구: 홍릉강소특구와 출연연구소의 역할을 중점으로
박규홍(Kyuhong Park),김현우(Hyunwoo Kim),김태형(Taehyung Kim),구병석(Byeong-Seok Koo),박연수(Yeonsoo Park),송창현(Changhyeon Song) 한국기술혁신학회 2020 한국기술혁신학회 학술대회 발표논문집 Vol.2020 No.11
코로나19의 영향에서도 K-바이오 산업은 역대 최대 성과를 기록하였다. 하지만 한국 바이오산업의 전반적인 성적표는 투자 대비 만족스럽지 못한 실정이다. 본 논문에서는 바이오 혁신 생태계를 조성하기 위하여 필요한 요인들을 확인하기 위하여 혁신 클러스터와 바이오 산업에 관련된 문헌연구와 내용분석 방법론을 통해 혁신 생태계 조성을 위한 내용분석을 진행하였다. 이를 통해 클러스터 성장 단계에 따른 요인과 바이오 클러스터 조성조건에 따른 특징을 정리하였고, 결과를 기반으로 바이오 혁신 생태계 조성을 위한 시사점을 도출하여보았다. 시사점에서는 최근 강소특구로 선정된 홍릉 바이오 클러스터의 예를 활용하였으며, 주관 기술핵심기관인 KIST의 사례를 통해 출연연구소의 역할을 중심으로 정리하여보았다. 본 연구에서는 아직 많이 다뤄지지 않은 강소특구의 사례를 연구주제로 삼았으며, 출연연구소가 혁신 생태계 조성에 기여할 수 있는 역할에 대한 방안을 제시함에 그 의의가 있다. Even under the influence of Corona 19, the K-Bio industry recorded the highest performance ever. However, the overall performance of the Korean bio industry is not satisfactory compared to investment. In this paper, content analysis for the creation of an innovation ecosystem was conducted through literature related to innovation clusters and bio industry, in order to identify the factors necessary to create a bio-innovation ecosystem. Through this, the factors according to the cluster growth stage and characteristics according to the conditions for the creation of the bio-cluster were summarized, and the implications for the creation of a bio-innovation ecosystem were derived based on the results. For the implications, the example of the Hongreung bio-cluster, which was recently selected as the Innotown, was used, and the role of the contributed research institute was organized through the case of KIST. In this study, the case of the Innotown, which has not yet been covered much, was taken as the subject of the study, and it is meaningful to suggest a plan for the role that the contributed research institute can contribute to the creation of an innovation ecosystem.
장지화의 < 어부 > 와 『 악장가사 』 소재 < 어부가 > 비교 연구
박규홍(Kyu Hong Park) 국제비교한국학회 2002 비교한국학 Comparative Korean Studies Vol.10 No.1
Jang, Jiwha`s Eobu, the first Eobusa poem had a great a great influence on writing of the genre in China, and Japan, and Korea. In the case of Japan, it has been known that the Emperor Saga(????) wrote five replying Eobuga poems to Jang`s Eobu. This study has found out that there are also two Eobuga poems of his daughter and five poems of the King Jajung respondent to Jang`s Eodu, some of which are introduced in this article. In Josun Dynasty, Gong, Bu, who is presumed to be the writer of Eobuga, the first Korean Eobuga published in Aakjanggasa, was influenced by Jang. Both of them had deep understaning of Taoism, on which their works are based. Even though their ideological bases were the same, the featrures of their poems are not the same because of their differnt ways of life. And it seems very interesting to compare these two writers with each other. In Jang`s Eodu, the writer and the persona are taken as the same, while in most Eobusas, the writer and the persona are sharply distinguished. Jang lived a life of a hermit, which enables him to manifest the world of unbound spirit in personal that is pursued by a persona in common Eobusa poems. And he can give new connotations to the mountains and steams shown in his works where he entrust him works where he entrust himself. Meanwhile Gong makes the world of an abstract idea of a collection of phrases from poems by others, which might be the best way for him who had taken up a public office till he died. By Gong`s influence, most of the Eobuga poems in Josun dynasty praise and sing the world of an abstract idea through its persona. This study gives us a deep understanding of Eobusa.
박규홍(Kyu-Hong Park),송하진(Ha-Jin Song),변재영(Jae-Young Byun) 대한전기학회 2009 전기학회논문지 P Vol.58 No.3
This investigation was performed to study the characteristics of electricity and heat transfer that occur in the cylinder of electrode type humidifier during the process of water evaporation. Measurements were made to obtain the amount of water evaporation, the consumption of electric power, electrical conductivity, etc according to the materials and shapes of electrode. When the humidifier was in non-drain controlled mode, the number and amplitude of current cycle per minute increased gradually with the lapse of time, whereas for drain controlled mode, it decreased about 40[%] after draining water. It was found that for non-drain controlled mode, the thermal efficiency of humidifier which used SS400, STS316 and wire net electrode type was about 95∼96[%] and it was 2∼4[%] higher than that of drain controlled mode. Also, it was shown that the thermal efficiency of humidifier which used neighboring six-phase electrode balanced electrically was 4[%] higher than that of existing six-phase type.
박규홍(Kyu-Hong Park),송하진(Ha-Jin Song),변재영(Jae-Young Byun) 대한전기학회 2009 대한전기학회 학술대회 논문집 Vol.2009 No.7
증기 분사식 가습기의 소비전력량을 줄이기 위하여 가습기의 특성을 분석하여 소비전력량당 증기발생량을 향상하여 에너지 소비를 줄이고자 한다. 이를 위하여 가습기의 전극재질, 전극형상, 수질 등에 대한 각각의 실험 조건에 따라 증기 발생량, 전기 전도도를 구하여 가습조에서 발생하는 물리적 현상을 규명하고 전극 재질 및 형상에 따른 열효율을 비교 검토한다.