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Hua Zi Huang,Cheng Hao Zhang,Hyung Kweon Yoon,Tae Cheol Seo 한국원예학회 2007 Horticulture, Environment, and Biotechnology Vol.48 No.1
Nutrient solution for various Chenopodiaceae leaf vegetables was developed. Various strength (1/2, 1, and 3/2) of nutrient solution recommended by National Horticultural Research Institute, Korea was applied to the crops in deep flow technique system for 27 days. Growth of ‘Atras’ spinach, ‘Detroit Dark’ beet, and ‘Swiss’ red chard was highest in the treatment of 3/2 strength. The proper constitution of nutrient solution for the Chenopodiaceae leaf vegetables was 11 N, 2.5 P, 8 K, 2 Ca, and 2 me/L Mg. The crops were grown two times in March and September to examine the appropriateness of the nutrient solution. Relative growth rate and the amount of ascorbic acid treated with the nutrient solution were increased by 1.1-1.4 and 1.1-1.2 times, respectively, and the amount of chlorophyll was increased by 1.0-1.2 times.
백합과 전용배양액이 부추의 Ascorbic acid의 함량에 미치는 영향
황화자(Hua Zi Huang),장성호(Cheng Hao Zhang),양은영(Eun-Young Yang),이상규(Sang Gyu Lee),최기영(Ki Young Choi),윤형권(Hyung Kweon Yun) (사)한국생물환경조절학회 2007 생물환경조절학회지 Vol.16 No.3
본 연구에서는 양수분 흡수율과 양이온 비율에 근거하여 백합과(부추)에 적합한 전용배양액을 개발하였다. 원예연구소 배양액액(NSH)을 1/2배액, 1배액, 3/2배액의 농도로 42일간 담액 수경재배를 한 결과 1/2배액에서 세가지 작물의 생육이 백합과 전용배양액(NSL)의 조성은 N 12, P 2.5, K 7, Ca 4 and Mg 2me/L이다. NSL로 처리한 부추 작물의 상대생장율(RGR)은 1.11배 증가하였으며 엽록소 함량(SPAD value)은 1.16배 증가하였다. 그리고 부추의 가장 중요한 영양성분중 하나인 항산화성분-Ascorbic acid의 함량이 1.16배 증가하였다. In this study, nutrient solution for Liliaceae (Chinese chive) leafy vegetable was developed. The various strength (1/2, 1 and 3/2) of nutrient solution recommended by National Horticultural Research Insttute (NSH) was applied to the crops in deep flow technique (DFT) system for 42 days. The growth of Chinese chive were highest in the treatment of 1/2 strength. The proper constitution of nutrient solution developed for liliaceae crops (NSL) was N 12, P 2.5, K 7, Ca 4 and Mg 2 me/L. The crops were grown two times in March and September to examine the appropriateness of the NSC. As a result, he relative growth rate and the amount of chlorophyll (SPAD value)of Chinese chive treated with NSL were increased 1.11 times. The most important nutrient factor of ascorbic acid were also increased 1.16 times.
Three-Port Laparoscopic Exploration is not Sufficient for Patients with T4 Gastric Cancer
Huang, Hua,Jin, Jie-Jie,Long, Zi-Wen,Wang, Wei,Cai, Hong,Liu, Xiao-Wen,Yu, Hong-Mei,Zhang, Li-Wen,Wang, Ya-Nong Asian Pacific Journal of Cancer Prevention 2014 Asian Pacific journal of cancer prevention Vol.15 No.19
Gastric cancer continues to be a leading cause of cancer death. The majority of patients with gastric adenocarcinoma in China present with advanced disease. Ruling out unresectable cancers from an unnecessary "open" exploration is very important. The aim of this study was to assess the value of five-port anatomical laparoscopic exploration in T4 gastric cancer in comparison with three-port laparoscopic exploration and laparotomy exploration. We conducted a retrospective study on 126 patients with T4 stage scheduled for D2 curative gastrectomy based on computed tomography (CT) staging at Department of Gastric Cancer and Soft Tissue Sarcoma, Fudan University Shanghai Cancer Center, from Apr. 2011 to Apr. 2013. Laparotomy exploration (Group I), three-port laparoscopic exploration (Group II) or five-port anatomical laparoscopic exploration (Group III) were performed prior to radical gastrectomy. Accuracy rate for feasibility of D2 curative gastrectomy in laparotomy exploration and five-port anatomical laparoscopic exploration groups was higher than that in the three-port laparoscopic exploration group. Five-port anatomical laparoscopic exploration group had the highest accuracy resection rate (Group I vs Group II vs Group III,92.6% vs78.6% vs 97.7%; p<0.05) and shorter length of hospitalization (Group I vs Group II vs Group III, $9.58{\pm}4.17$ vs $6.13{\pm}2.85$ vs $5.00{\pm}1.81$; p<0.001). Three-port laparoscopic exploration has low accuracy rate for assessing feasibility of D2 curative gastrectomy and five-port anatomical laparoscopic exploration should be performed on patients with T4 gastric cancer.
Zi-Shu Chen,Ning-Ning Han,Jian Hong Li,Hu Wan,Guo-Hua Huang 한국응용곤충학회 2017 Journal of Asia-Pacific Entomology Vol.20 No.2
The real-time quantitative reverse transcription PCR (qRT-PCR) is an efficient and pervasive technique for analysis gene expression. Despite the fact that this technique has been extensively used to explore the gene functions, the stability of the reference genes still requires being validated at different experimental conditions. This research aims to confirm that the expression stability of seven candidates reference genes under different concentrations sterile hemolymph containing virus (2, 4, 6, 108-fold) infects the Spodoptera frugiperda cells line (Sf9). The appropriate reference genes as endogenous controls were determined through four computational algorithms (ΔCt, NormFinder, BestKeeper, and geNorm) and an integrated online software RefFinder. According to results of this study, TUB and ACT1 were proved to be the most stable reference genes in E2 fold and E4 fold respectively. PPI was the best reference gene in E6 and E8 fold, 28S and TUB were the most stable pair reference genes through all samples. These results can facilitate basic researches of the molecular mechanism of HvAV- 3h and also prove to be helpful for the standard RT-PCR method.
Huang, Zhen,Zhang, Neng,Zha, Lang,Mao, Hong-Chao,Chen, Xuan,Xiang, Ji-Feng,Zhang, Hua,Wang, Zi-Wei Asian Pacific Journal of Cancer Prevention 2014 Asian Pacific journal of cancer prevention Vol.15 No.2
AMFR, autocrine motility factor receptor, also called gp78, is a cell surface cytokine receptor which has a dual role as an E3 ubiquitin ligase in endoplasmic reticulum-associated degradation. AMFR expression is associated with tumor malignancy. We here investigated the clinical significance of AMFR and its role in metastasis and prognosis in gastric cancer. Expression of AMFR, E-cadherin and N-cadherin in cancer tissues and matched adjacent normal tissues from 122 gastric cancer (GC) patients undergoing surgical resection was assessed by immunohistochemistry. Levels of these molecules in 17 cases selected randomly were also analysed by Western blotting. AMFR expression was significantly increased in gastric cancer tissues, and associated with invasion depth and lymph node metastasis. Kaplan-Meier analysis showed AMFR expression correlated with poor overall survival and an increased risk of recurrence in the GC cases. Cox regression analysis suggested AMFR to be an independent predictor for overall and recurrence-free survival. E-cadherin expression was decreased in gastric cancer tissues; conversely, N-cadherin was increased. Expression of AMFR negatively correlated with E-cadherin expression, whereas N-cadherin expression showed a significant positive correlation with AMFR expression. AMFR might be involved in the regulation of epithelial-mesenchymal transition, with aberrant expression correlating with a poor prognosis and promoting invasion and metastasis in GCs.
Hui Huang,Xiao-Meng Zi,Hua Lin,Jiang-Yun Gao 한국미생물학회 2018 The journal of microbiology Vol.56 No.1
All orchids maintain an obligate relationship with mycorrhizal symbionts during seed germination. In most cases, germination-enhancing fungi have been isolated from roots of mature plants for conservation and cultivation purposes. To understand the germination biology of Dendrobium devonianum, an over-collected medicinal orchid, the seeds of D. devonianum were inoculated with a fungal strain (FDd1) isolated from naturally occurring protocorms of D. devonianum and two other germination-enhancing fungal strains (FDaI7 and FCb4) from D. aphyllum and Cymbidium mannii, respectively. The fungal strain was isolated from five protocorms of D. devonianum and identified as a species of the genus Epulorhiza. In germination trials, treatments with all of the three fungal strains showed a significant promoting effect on seed germination and protocorm formation, compared with the control treatment (no inoculation). However, FDd1 fungal strain showed the greatest effectiveness followed by FDaI7 and FCb4. For all inoculation and control treatments, seeds developed to protocorms regardless of the presence of illumination, whereas protocorms did not develop to seedlings unless illumination was provided. The results of our manipulative experiments confirmed the hypothesis that mycorrhizae associated with orchid seedlings are highly host-specific, and the degree of specificity may be life stagespecific under in vitro conditions. The specific mycorrhizal symbionts from protocorms can enhance restoration efforts and the conservation of orchids such as D. devonianum.
Li Zi-Qi,Li Ni,Zhao Ying,Huang Guo-Hua 한국응용곤충학회 2021 Journal of Asia-Pacific Entomology Vol.24 No.1
Serine protease inhibitors (serpins) are a broadly distributed protease superfamily in various organisms, which participate in the negative regulation of melanization in insects. Our pervious study demonstrated that induced melanization by Heliothis virescens ascovirus 3h is helpful for HvAV-3h viral replication. In this study, the serpin-2.1 like gene from Spodoptera exigua (Seserpin-2.1 like) which is a specific serpin after HvAV-3h infection was identified. Seserpin-2.1 like has the typical characteristics of serpin proteins family. Seserpin-2.1 like widely distributed in various tissues (including hemolymph, fat body, midgut, cuticle and head), and expressed at a higher level in fat body, hemolymph and head. At different developmental stages, it tends to express at eggs and 5th instar larvae. Seserpin-2.1 like shows special phenomenon for HvAV-3h infection. On the one hand, the transcription level of Seserpin-2.1 like in hemolymph was significantly upregulated after HvAV-3h compared to other immune challenges Gram-positive bacteria (Bacillus thuringiensis), Gram-negative bacteria (Escherichia coli), and Baculovirus (Autographa californica nucleopolyhedrovirus). On the other hand, its expression disappeared during 72 to 120 h post infection. In summary, our results suggest that Seserpin-2.1 like may be involved in innate immunity of S. exigua after infection with HvAV-3h. And HvAV-3h may inhibit the expression of Seserpin-2.1 like to promote the melanization of host larvae for viral replication.