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Studies on the formation of fruiting bodies of Wolfiporia cocos hybrid strains
Minkyeong Kim,Jae Soon Hwang,Yong Seub Shin,Woo-Sik Jo 한국버섯학회 2018 버섯 Vol.22 No.1
The cultivation of Poria cocos on tree-stumps and logs, was first described at the beginning of the 13th century. Poria cocos has been used for medicinal purposes to treat physical and mental recuperation, promote diuresis, forgetfulness and physical weakening. The artificial cultivation techniques of P. cocos was reported in China in 1957. are reported. The basic study on morphological characteristics and artificial cultivation method of Poria cocos with pine tree log buried under ground were initiated by Rural Development Administration. To widen the utilization of harvested sclerotia of Poria cocos as new food stuffs, powder of the sclerotia were used for producing new soft drinks and supplemented to wheat flour to make functional bread. ○ Bokryeong tree cultivation GB2, GB3, GB4, GB5, GB7, GB8, GB9, GB10, Bekryeong 1, Andong 1 and Andong 3. It is the result of investigation on the characteristics of the aged dates derived from the encapsulation cultivation of Bykryeong. As a result of measuring the number and weight of fruiting bodies, relatively large elongation was induced in Bokryeong No.1 and crossed strain GB4, and the L value of GB9 was measured relatively high in the skin color of fruiting body. The cut surface chromaticity was measured to be low in GB5. ○ Glass bottle production The result of inducing the aging in the glass bottle was as follows is the photograph of the pine tree in the glass bottle, and taken after removing the glass bottle. Crosses GB1-10 and Bokryeong No.1, Korea Forest Service 1104, Korea Forest Service 1105. The weight, size and chromaticity of the pine trees were investigated. As a result of measuring the number and weight of fruiting bodies, GB3 and GB4 produced comparatively large agglomerates and the fruity body skin color GB7 was high.
금강사지 출토 대형 토기의 보존 : 대형 토기접합에 사용된 순간 접착제에 대한 연구
이다혜,황현성,신민경 국립중앙박물관 2012 박물관보존과학 Vol.13 No.-
국립중앙박물관에서는 수장고에 보관 중이던 미등록 유물들을 연차적으로 등록하는 사업을 진행하던 가운데 복원 작업이 시작된 금강사지 출토 대형 토기 편을 설명하고 전반적인 보존처리과정을 소개하고자 한다. 대형 토기는 총 600여 점을 40여 개의 유물상자에 파손된 상태로 별도 보관하고 있었으며 형태나 크기, 사용 용도, 그리고 몇 개의 토기인지를 전혀 파악할 수 없는 상태였다. 수많은 토기 조각과 토기 무게로 인해 우선 재질별, 토기 두께와 표면 색감, 그리고 유약 광택도 등 가시적 특징만으로 크게 6개의 토기 편으로 가분류하였으나, 가접합해 본 결과, 실제로는 한 개의 토기 편임을 알 수 있었다. 이번 복원 과정에서는 매우 크고 무거운 기형의 토기를 접합할 때도 일반적으로 사용되는 순간접착제가 과연 안전한지를 알아보고자 먼저, 예비 실험을 통해 저점도~고점도별 접착속도와 접착강도, 그리고 용해속도를 조사하여 안전성을 확인하였다. 접합 후 결손된 부분의 형태에 따라 다양한 종류의 에폭시 수지를 사용하여 복원하였으며 저부가 편평하지 않고 동그란 형태여서 제대로 서있지 않아 유물을 안정하게 보관하면서도 전시에 바로 사용하도록 전시받침대까지 제작하였다. While the project for registering the unregistered relics that had been stored in the relic storage warehouse was in progress, restoration operations were started for the large size pottery pieces that had been excavated from the Geumgangsa Temple Site and it is attempted to explain the pottery pieces and to introduce the process of the overall conservation treatment. About 600 pieces of large size pottery had been separately stored in more than 40 relic boxes in their original damaged condition without making it possible to figure out their shape, size, usage and quantity at all. Due to the enormous number and weight of the pottery pieces, they were, first of all, pre-classified largely into 6 groups of pottery pieces in consideration of the visible features such as pottery thickness, color sense and glaze brilliance, etc. for each kind of pottery raw material. However, as a result of making them adhere together on a temporary basis, they turned out to be only one piece of pottery in reality. In this restoring process, in order to see if the generally used cyanoacrylate adhesive was in fact safe when a very large, heavy and deformed pottery piece was to be put together, its safeness was checked by examining the adhesion velocity, adhesion strength and dissolution velocity for both from low to high viscosities through preliminary experiments. In order to restore the lost parts after putting the existing pieces together, diversified epoxy resins were used to fit their shapes. Considering that the bottom of the restored relic was shaped to be not flat but round without allowing it to stand alone, an exhibition mount was manufactured so that the relic could be stored stably and used readily for exhibition.
Pan, Jeong Hoon,Kim, Jun Ho,Kim, Hyung Min,Lee, Eui Seop,Shin, Dong-Hoon,Kim, Seongpil,Shin, Minkyeong,Kim, Sang Ho,Lee, Jin Hyup,Kim, Young Jun Japan Society for Bioscience, Biotechnology, and A 2015 Bioscience, Biotechnology, and Biochemistry Vol.79 No.9
<P>Acetic acid has been shown to promote glycogen replenishment in skeletal muscle during exercise training. In this study, we investigated the effects of acetic acid on endurance capacity and muscle oxidative metabolism in the exercise training using in vivo mice model. In exercised mice, acetic acid induced a significant increase in endurance capacity accompanying a reduction in visceral adipose depots. Serum levels of non-esterified fatty acid and urea nitrogen were significantly lower in acetic acid-fed mice in the exercised mice. Importantly, in the mice, acetic acid significantly increased the muscle expression of key enzymes involved in fatty acid oxidation and glycolytic-to-oxidative fiber-type transformation. Taken together, these findings suggest that acetic acid improves endurance exercise capacity by promoting muscle oxidative properties, in part through the AMPK-mediated fatty acid oxidation and provide an important basis for the application of acetic acid as a major component of novel ergogenic aids.</P>