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Chong Zhou 보안공학연구지원센터 2016 International Journal of Future Generation Communi Vol.9 No.2
The development of the Internet provides more opportunities for the agricultural supply chain, especially the application of large data. This paper analyzes the change of the price of pork from 2004 to 2013, and analyzes the impaction of the price fluctuation on the domestic demand and the income of the farmers, and puts forward the corresponding countermeasures on the basis of the analysis. To promote the healthy and stable development of the pig industry, it should be from five aspects: first, actively encourage large-scale breeding, and do a good job of prevention and control of swine industry. The second is to encourage the development of the company added farmers' breeding form. Through large-scale pig industry companies and farmers in the form of cooperation, can enable farmers to enhance market risk resilience. Third is the establishment of production, supply, and sales integration of supply chain; Four is to make full use of the Internet to achieve the integration of the supply chain of pigs. Five is the use of international trade to maintain the healthy development of the pig industry. Pork prices in the downturn, can reduce the downward pressure on domestic pork prices through
조병옥(Byoung Ok Cho),윤홍화(Hong Hua Yin),신재영(Jae Young Shin),방숭주(Chong Zhou Fang),체 데니스 창(Chong Zhou Fang),장선일(Seon Il Jang) 한국식품영양과학회 2016 한국식품영양과학회지 Vol.45 No.4
본 연구는 고욤잎, 감잎 및 뽕잎을 단독으로 사용하기보다 혼합하여 사용할 경우 고욤잎, 감잎 및 뽕잎 복합추출물이 아토피 피부염(AD) 증상을 억제하는지 효과를 밝히고, 항염효능을 나타내는 기능성 소재로서의 이용 가능성을 알아보고자 하였다. 그 결과 육안 평가를 통해 피부의 건조 상태, 스케일링, 미란, 찰과상 및 홍반 같은 아토피 피부염 증상이 AD 모델에서 증가하였지만, 고욤잎, 감잎 및 뽕잎 각각의 추출물과 복합추출물을 투여하였을 경우 완화되는 것을 확인할 수 있었으며, 복합추출물이 고욤잎, 감잎 및 뽕잎 각각의 추출물보다 더 뛰어난 효과를 나타내었다. 피부 두께와 염증세포 및 비만세포의 침윤은 AD 모델에서 크게 증가하였지만, 고욤잎, 감잎 및 뽕잎 단독추출물과 복합추출물을 투여하였을 경우 감소하는 것을 확인할 수 있었으며, 복합추출물이 단독추출물보다 더 뛰어난 효과를 나타내었다. 혈청중의 IgE와 IL-4의 수치를 측정한 결과 AD 모델에서 많이 증가하였으나, 고욤잎, 감잎 및 뽕잎 단독추출물과 복합추출물을 투여하였을 경우 감소하는 것을 확인할 수 있었으며, 복합추출물이 단독추출물보다 더 뛰어나게 억제하는 효과를 나타내었다. HMC-1 세포에 복합추출물을 처리하였을 경우 염증성 사이토카인인 TNF-α와 IL-6의 생성량이 유의적으로 감소하였으며, 또한 RAW 264.7 세포에 복합추출물을 처리하였을 경우 염증 매개 인자인 TNF-α, IL-6, PGE2 및 NO 생성량이 감소하였고, 이러한 염증 매개 인자 억제 효능은 복합추출물이 단독추출물보다 더 뛰어나게 억제하는 것을 확인하였다. 이러한 결과로 미루어볼 때 고욤잎, 감잎 및 뽕잎을 혼합한 복합추출물을 사용할 때 효능이 더 우수한 것을 확인하였고, 아토피 피부염 증상 개선 및 염증관련 질환 치료를 위한 기능성 천연물 소재 및 제품 개발에 응용이 가능할 것으로 생각한다. The present study investigated the anti-atopic effects of mixed extracts from date plum, persimmon, and mulberry leaves (DPME) on atopic dermatitis (AD)-like skin lesions in hairless mice. The in vivo results demonstrated that DPME treatment significantly reduced the dermatitis clinical score and epidermal thickness in AD-like skin lesions. Histological analyses showed that DPME treatment strongly inhibited dermal infiltration of inflammatory cells and activity of mast cells in AD-like skin lesions. DPME treatment inhibited production of serum IgE and interluekin (IL)-4 in hairless mice with AD. Moreover, DPME treatment significantly suppressed production of tumor necrosis factor (TNF)-α and IL-6 cytokines in phorbol 12-myristate 13-acetate plus calcium ionophore A23187-stimulated HMC-1 human mast cells. In addition, DPME treatment reduced production of pro-inflammatory mediators (nitric oxide, prostaglandin E2, TNF-α, and IL-6) in lipopolysaccharide-stimulated RAW 264.7 macrophages. Therefore, the results of this study indicate that the anti-atopic and anti-inflammatory effects of DPME may be involved in the regulation of inflammatory responses, suggesting that DPME may be used as an anti-atopic dermatitis material and natural anti-inflammatory ingredient.
Chong Zhi Zhang,Hai Zhou Sun,Sheng Li Li,Dan Sang,Chun Hua Zhang,Lu Jin,Marco Antonini,Cun Fa Zhao 아세아·태평양축산학회 2019 Animal Bioscience Vol.32 No.4
Objective: This study investigated the effects of photoperiod on nutrient digestibility, hair follicle (HF) activity and cashmere quality in Inner Mongolia white cashmere goats. Methods: Twenty-four female (non-pregnant) Inner Mongolia white cashmere goats aged 1 to 1.5 years old with similar live weights (mean, 20.36±2.63 kg) were randomly allocated into two groups: a natural daily photoperiod group (NDPP group:10 to 16 h light, n = 12) and a short daily photoperiod group (SDPP group: 7 h light:17 h dark, n = 12). All the goats were housed in individual pens and fed the same diets from May 15 to October 15, 2015. The digestibility of crude protein (CP), dry matter (DM), and neutral detergent fiber (NDF) were measured in different months, along with secondary hair follicle (SHF) activity, concentration of melatonin (MEL), and cashmere quality. Results: Although there was no significant difference in the live weights of goats between the SDPP and NDPP groups (p>0.05), the CP digestibility of goats in the SDPP group was significantly increased compared to the NDPP group in July, September, and October (p<0.05). For the DM and NDF digestibility of goats, a significant increase (p<0.05) was found during in September in the SDPP group. Furthermore, compared to the NDPP group, the SHF activity in July, the MEL concentration in July, and the cashmere fiber length and fiber weight in October were significantly increased in the SDPP group (p<0.05). Conclusion: The cashmere production of Inner Mongolia white cashmere goats was increased without obvious deleterious effects on the cashmere fibers in the SDPP group (metabolizable energy, 8.34 MJ/kg; CP, 11.16%; short daily photoperiod, 7 h light:17 h dark).
Chong Yao,Xiao-Dong Qian,Gui-Fen Zhou,Shu-Wei Zhang,Li-Qin Li,Qiaosheng Guo 한국식품과학회 2019 Food Science and Biotechnology Vol.28 No.2
The red stigmas of saffron are one of the mostexpensive spices in the world and serve as a traditionalChinese medicine. More saffron has been cultivated inChina, and different drying technologies have been studied. However, a comprehensive and comparative analysis ofdifferent drying approaches has not been well studied. Inthis study, we compared electric oven and vacuum ovendrying approaches on saffron. We found saffron was driedquicker under high vacuum drying mode with high temperatureand the quicker drying rate provided, the moreopen microstructural interstices on the saffron surface. Both methods were best fit to Midilli and Kucuk model. Besides, the coloring, aroma and bitterness strength afterdrying showed the similar results. In sum, our data suggestedthe optimal drying temperature was 100 C for20 min for two evaluated methods, however consideringthe machine cost, the electric oven drying would be the firstchoice.
Yang Zhou,Chong Zhu,Shenying Xu,Bin Xiang,Riadh Marzouki 한국공업화학회 2021 Journal of Industrial and Engineering Chemistry Vol.102 No.-
The anti-corrosion ability of Syzygium samarangense leaf extract (SSLE) was studied using electrochemicalways, topography research and theoretical calculations. The results of electrochemical tests indicatedthat SSLE can effectually control the Q235 steel corrosion in sulfuric acid environment. When the concentrationof SSLE was 400 mg/L, its anti-corrosion ability can be close to 90%. SSLE can efficaciously restrictthe cathodic and anodic reactions, and can still emerge high corrosion inhibition character at a certaintemperatures scope. The surface morphology test shows that the Q235 steel becomes smooth and brightafter adding SSLE. Theoretical calculation data indicated that SSLE can manifest high corrosion inhibitionperformance. The adsorption of SSLE at the solution/surfaces of steel accords with the Langmuir adsorptionmodel.