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Cheng Zuo-Hui,Fan Fang-Fang,Zhao Jin-Zhong,Li Rui,Li Sheng-Cai,Zhang En-Jia,Liu Yu-Kun,Wang Jue-Ying,Zhu Xiang-Run,Tian Yong-Ming 한국응용곤충학회 2020 Journal of Asia-Pacific Entomology Vol.23 No.4
The microemulsion formulation (hereafter formulation) of curcuma oil and its acaricidal efficacy against Tetranychus cinnabarinus Boisduval (Acari: Tetranychidae) were optimized in the laboratory to evaluate their spray effectiveness of oviposition inhibition and repellence. Ethovision XT6 was used to analyse the effects of the sublethal concentrations (LC 20 ) of curcuma oil and the formulation on the behaviors of T. cinnabarinus. The results showed that Tween-80 was the best surfactant, Isopropanol was the best co-surfactant and K m = 2:1 was the best condition for the formulation. The prepared microemulsions are stable under conditions of centrifugation and incubation for extended periods. The results showed that the effect of the spray bioassays of the formulation against T. cinnabarinus continuously increased during the experiment, but for curcuma oil almost no longer increase observed when the exposure time went beyond 24 h. Moreover, compared with curcuma oil (LC 50 = 0.716%), the spray bioassay of the formulation (LC 50 = 0.035%) was stronger against T. cinnabarinus. The repellency of the formulation to T. cinnabarinus was stronger with increasing exposure time, but that of curcuma oil declined after 12 h of exposure. The mobile distance of T. cinnabarinus treated with the formulation continuously declined during the experiment but that due to the curcuma oil almost no longer declined when the treatment time reached 12 h. The maximum mobile frequency of T. cinnabarinus treated by curcuma oil and the formulation was recorded at 6 h and 12 h, respectively. Thus, the formulation is a promising candidate as a botanical acaricide of green vegetables.
Zhi-Qin Li,Cheng-De Li,Jue-Wen Li 한국응용곤충학회 2008 Journal of Asia-Pacific Entomology Vol.11 No.2
A new species, Euops pseudlespedezae Li. sp. nov., is described from China, which was collected from Tianqiaoling, in the Jilin Province of China. The new species is closely related to Euops lespedezae lespedezae Sharp, which was also recorded for the first time in China. A new species, Euops pseudlespedezae Li. sp. nov., is described from China, which was collected from Tianqiaoling, in the Jilin Province of China. The new species is closely related to Euops lespedezae lespedezae Sharp, which was also recorded for the first time in China.
High Expression of MICA in Human Kidney Cancer Tissue and Renal Cell Carcinoma Lines
Jia, Hong-Ying,Liu, Jun-Li,Zhou, Cheng-Jun,Kong, Feng,Yuan, Ming-Zhen,Sun, Wen-Dong,Wang, Jue,Liu, Ling,Zhao, Jing-Jie,Luan, Yun Asian Pacific Journal of Cancer Prevention 2014 Asian Pacific journal of cancer prevention Vol.15 No.4
The overall incidence and mortality of renal cell carcinoma (RCC), the most common kidney cancer, are steadily increasing for reasons that are not fully explained. Our aim was to explore the expression of membrane MHC class I chain-related gene A (mMICA) in human RCC cell lines and tissue specimens, and to determine expression of soluble MICA (sMICA) in serum of patients with renal cell carcinoma, we used flow cytometry (FCM) and immunohistochemistry as well as an enzyme linked immunosorbent assay (ELISA). The results showed that percentage of mMICA expression was significantly increased in human kidney cancer tissues and RCC cell lines (786-O and Ketr-3) than that in healthy adults and human embryonic kidney 293 (HEK293) cell line individuality (P<0.05). sMICA content in healthy adults was negative, but in renal cancer patients was significantly elevated (P<0.05). Our research showed that high expression of MICA in human kidney cancer, this results show that MICA might serve as potential tumor-associated antigen (TAA) in RCC.
Regulation Roles of MICA and NKG2D in Human Renal Cancer Cells
Jia, Hong-Ying,Liu, Jun-Li,Yuan, Ming-Zhen,Zhou, Cheng-Jun,Sun, Wen-Dong,Zhao, Jing-Jie,Wang, Jue,Liu, Ling,Luan, Yun Asian Pacific Journal of Cancer Prevention 2015 Asian Pacific journal of cancer prevention Vol.16 No.9
Objective: Our aim was to investigation the roles of MHC class I chain-related gene A(MICA) and natural killer cell group 2D(NKG2D) in human renal cancer cells. Materials and Methods: The expression of membrane MICA (mMICA) on renal cells and NKG2D on NK cells were detected by flow cytometry (FCM); the content of sMICA were detected by enzyme linked immunosorbent assay (ELISA) and the distribution of mMICA on renal tumor tissues by immunohistochemistry; the interaction between MICA and NKG2D was observed by antibody closed method. Results: Our results showed that the expression of mMICA in renal cancer tissues was significantly higher than in controls, where the soluble MICA was not expressed. Cytotoxic activity of NK cells was significantly reduced after exposure to NKG2D and MICA antibodies (P<0.05), and serum containing sMICA can obviously lower the function of NKG2D (P<0.05). Conclusions: The interaction of mMICA and NKG2D play important roles in mediation of cytotoxicity of NK cells in RCC. On the other hand, sMICA may mediate tumor immune escape through down- regulated NKG2D expression.
Chuanmin Zhang,Ran Huo,Xiaodong Wang,Junying Zhang,Jue Cheng,Ling Shi 한국공업화학회 2020 Journal of Industrial and Engineering Chemistry Vol.89 No.-
To improve the corrosion resistance and glossiness offlaky aluminum pigments in waterborne coatings, aflaky aluminum pigment was encapsulated with poly(methylhydrosiloxane) (PMHS) as an anti-corrosionfilm by in-situ polymerization, and its chemical composition was characterized by Fourier-transforminfrared and X-ray photoelectron spectroscopy, and its morphology and microstructure was identified byscanning and transmission electron microcopy. Furthermore, its anticorrosive performance wasconfirmed by Zeta potential measurement and electrochemical impedance spectroscopy. Theencapsulatedflaky aluminum pigment not only exhibits excellent corrosion resistance but also showsan improved thermal stability due to the fabrication of a PMHS-based organosiliconfilm on the surface ofaluminumflakes. Most of all, the original glossiness and brightness could be maintained for thewaterborne coatingfilm after the encapsulatedflaky aluminum pigment was incorporated, indicating agreat application potential in waterborne coatings, water-based paints, printing inks, spray-freematerials and any more. This work provides a new strategy for design and fabrication of high corrosionresistantand high glossy aluminum pigments.
MUTYH Association with Esophageal Adenocarcinoma in a Han Chinese Population
Kong, Feng,Han, Xue-Ying,Luan, Yun,Qi, Tong-Gang,Sun, Chao,Wang, Jue,Hou, Hua-Ying,Jiang, Yu-Hua,Zhao, Jing-Jie,Cheng, Guang-Hui Asian Pacific Journal of Cancer Prevention 2013 Asian Pacific journal of cancer prevention Vol.14 No.11
Adenocarcinoma of esophagus (AE) is a complex disease, affected by a variety of genetic and environmental factors. Much evidence has shown that the MutY glycosylase homologue (MUTYH) plays a key role in the pathogenesis of many cancers. However, there have been no reports on influence on AE in the Han Chinese population. The objective of this study was to investigate this issue. A gene-based association study was conducted using three single nucleotide polymorphisms(SNPs) reported in previous studies. The three SNPs (rs3219463, rs3219472, rs3219489) were genotyped in 207 unrelated AE patients and 249 healthy controls in a case-control study using polymerase chain reaction and restriction fragment length polymorphism (PCR-RFLP). The results revealed that the genotype distribution of rs3219472 differed between the case and control groups (OR=1.66,95%CI=1.11-2.48, P=0.012), indicating that an association may exist between MUTYH and AE. These findings support a signifcant role for MUTYH in AE pathogenesis in the Han Chinese population.