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Lin, Jian-qiang,Lee, Sang-Mok,Koo, Yoon-Mo The Korean Society for Biotechnology and Bioengine 2004 Biotechnology and Bioprocess Engineering Vol.9 No.1
An unstructured mathematical model for lactic acid fermentation was developed. This model was able to predict the inhibition effects of lactic acid and glucose and was con-firmed to be valid with various initial concentrations of lactic acid and glucose. Simulation of energy production was made using this mathematical model, and the relationship between the kinetics of energy metabolism and lactic acid production was also analyzed.
Effect of Heat Treatment on the Lipophillic Pigments of Fresh Green Tea Liquor
Jian-Liang Lu,Zhan-Bo Dong,Shun-Shun Pan,Chen Lin,Xin-Qiang Zheng,Borthakur Devajit,Yue-Rong Liang 한국식품과학회 2009 Food Science and Biotechnology Vol.18 No.3
Changes in lipophillic pigments concentration and its relation to color of fresh green tea liquor during heat treatment were studied. The results showed liquor greenness decreased markedly with extension of incubation time at 55℃, while the brightness and yellowness changed a little. Significant increase in ‘a’ and ‘b’ values of tea liquor was observed at 95℃. Color change of liquor at 55℃ was accompanied by a decrease in the level of chlorophylls, lutein and neoxanthin, and an increase in the pheophytins and β-carotene levels. However, all pigments except β-carotene decreased with time extension at 95℃. Significant correlation was found between pigments and color difference index. The browning of fresh green tea liquor was attributed to vicissitudes of lipophillic pigments during heat treatment, especially to the change of chlorophylls/pheophytins ratio. Result also showed addition of Zn²? at 1.6 μ㏖/ℓ could partially alleviate the decrease in greenness during heat treatment.
Qiang Wei,Xiao Xu,Chao Wang,Runzhou Zhuang,Li Zhuang,Lin Zhou,Haiyang Xie,Jian Wu,Min Zhang,Yan Shen,Weilin Wang,Shusen Zheng 거트앤리버 소화기연관학회협의회 2016 Gut and Liver Vol.10 No.4
Background/Aims: We aimed to evaluate the efficacy and safety of an immunosuppressive regimen without steroids after liver transplantation (LT) for hepatitis B virus (HBV)-related hepatocellular carcinoma (HCC). Methods: Sixty-six HCC patients who underwent an immunosuppressive regimen without steroids after LT were enrolled in the steroid-free group. The preoperative characteristics and postoperative outcomes of these patients were compared with those of 132 HCC recipients who were placed on an immunosuppressive regimen using steroids (steroid group). The incidence of acute rejection, HBV recurrence, infection, and new-onset diabetes mellitus and the overall and tumor-free survival rates were compared between the two groups. Results: Differences were not observed in the 1-year (83.3% vs 97.0%, p=0.067), 3-year (65.4% vs 75.8%, p=0.067) or 5-year (56.3% vs 70.7%, p=0.067) patient survival rates or in the 1-year (62.1% vs 72.7%, p=0.067), 3-year (49.8% vs 63.6%, p=0.067) or 5-year (48.6% vs 63.6%, p=0.067) tumor-free survival rates between the two groups, respectively. In the steroid-free group, the patients who fulfilled the Milan criteria had higher overall and tumor-free survival rates than those in the steroid group (p<0.001). The prevalence of HBV recurrence (3.0% vs 13.6%, p=0.02) was significantly lower in the steroid-free group compared with the steroid group. Conclusions: After LT, an immunosuppressive regimen without steroids could be a safe and feasible treatment for HBVrelated HCC patients, thus resulting in the reduction of HBV recurrence. Based on the observed survival rates, patients who fulfill the Milan criteria may derive benefits from steroidfree immunosuppression.
Transcriptional analysis of Pieris rapae in response to P. rapae granulovirus
Hai-Jian Huang,Tong-Qiang Zhang,Qiao Lin, Jian-Hui Ye,Chuan-Xi ZHANG,Bao-Qin Zhang 한국응용곤충학회 2018 Journal of Asia-Pacific Entomology Vol.21 No.2
Pieris rapae granulovirus (PrGV) is an important pathogen that has been exploited as a microbial insecticide to control agriculture pests. They can specifically infect cabbage butterfly (Pieris rapae), causing a series of pathological symptoms. In this infected P. rapae at 6 h and 72 h. As a result, a series of host genes were significantly modulated following PrGV infection, including those correlated with exoskeleton, ribosome, heat shock protein (HSP), proteasome, oxidation-reduction and apoptosis. Taken together, our study unveiled the P. rapae response to PrGV at different time point and provided a potential strategy for pest management.
An, Song-Lin,Xiao, Ting,Wang, Li-Ming,Rong, Wei-Qi,Wu, Fan,Feng, Li,Liu, Fa-Qiang,Tian, Fei,Wu, Jian-Xiong Asian Pacific Journal of Cancer Prevention 2015 Asian Pacific journal of cancer prevention Vol.16 No.10
Objectives: To investigate the prognosis significance of preoperative serum alpha-fetoprotein (AFP) and the correlation with clinicopathological factors of hepatocellular carcinoma (HCC) patients who underwent hepatectomy. Materials and Methods: Clinicopathological data of retrospective analysis were collected for 251 HCC patients undergoing hepatectomy in this study. According to preoperative AFP level, patients were categorized into AFP-negative (0-20ng/mL) and AFP-positive (>20 ng/mL) groups for Kaplan-Meier analysis and Cox proportional hazard regression modeling. Results: The results demonstrated that increased AFP was associated with longer prothrombin time (PTs), liver capsule invasion, low grade differentiation, and late Barcelona Clinic Liver Center (BCLC) stage. Moreover, the female patients had a greater prevalence of increased preoperative AFP than male patients [284.8 (3.975-3167.5) vs (3.653-140.65); Z-2.895, p=0.004]. The 1-, 3-, and 5-year recurrence-free survival (RFS) rates were 78.1, 57.5, and 40.6 % in the AFP-negative group and 61.8, 37.7, and 31.4 %, respectively, in the AFP-positive group (log-rank test 8.312, p=0.004). The 1-, 3-, and 5-year overall survival (OS) rates were 94.4, 83.8, and 62.3% in the AFP-negative group and 87.2, 60.0, and 36.7%, respectively, in the AFP-positive group. The difference was statistically significant (log-rank test, 16.884, p=0.000). Cox proportional-hazards model identified preoperative AFP to be an independent prognostic predictor of overall survival. Conclusions: Preoperative serum AFP is an independent predictor of prognosis among HCC patients following surgical resection. Female patients have a higher preoperative AFP than their male counterparts.
구윤모,이상목,Jian-qiang Lin 한국생물공학회 2004 Biotechnology and Bioprocess Engineering Vol.9 No.1
An unstructured mathematical model for lactic acid fermentation was developed. This model was able to predict the inhibition effects of lactic acid and glucose and was confirmed to be valid with various initial concentrations of lactic acid and glucose. Simulation of energy production was made using this mathematical model, and the relationship between the kinetics of energy metabolism and lactic acid production was also analyzed.