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Study on the Seismic Optimization Scheme of Steel Bundled-Tube Structure with Vertical Setback
Yong Hao,Feng Chen,Yun-hui Han,Xue-qian Hao,Chun-hui Du,Qiu-yu Ding 대한토목학회 2024 KSCE Journal of Civil Engineering Vol.28 No.2
In order to improve the seismic performance of vertical setback steel bundled-tube structure and meet the dynamic multi-objective requirements of seismic performance-based design, the optimization effects under rare earthquakes on the zone of fortification intensity 7 and 8 in China are researched by improving members stiffness and adding dampers in the weak parts of structure, based on dynamic elastic-plastic analysis. The results show that: 1) Under rare earthquakes on the zone of fortification intensity 7, increasing the stiffness of weak skirt beam can improve the seismic performance of spiral and symmetrical setback structure; 2) For the spiral setback structure, under rare earthquakes on the zone of fortification intensity 7, the damper can only be arranged at the junction of the first layer of the setback frame unit and the frame unit without setback. However, under rare earthquakes on the zone of fortification intensity 8, it is not advisable to install dampers at the weak areas; 3) After incorporating dampers at the weak areas of symmetrical setback structure, the optimized members experienced a reduction in stress levels, significantly decreased the inter-layer displacement angles with a maximum reduction of 43%, and the optimization effect is significant.
Correction to: Amelioration of radiation‑induced liver damage by p-coumaric acid in mice
Yun-Hong Li,Jiang-Xue Wu,Qian He,Jia Gu,Lin Zhang,Hao-Zhi Niu,Xin-Wen Zhang,Han-Ting Zhao,Jia-Ying Xu,Li-qiang Qin 한국식품과학회 2023 Food Science and Biotechnology Vol.32 No.5
In the original publication, incorrect versions of Figs. 2 , 3 ,4 and 5 were published. Specifi cally, the arrows in Figs. 2 , 3and 4 were moved outside the representative images, and theFig. 5 was wrongly replaced by another fi gure. The correctversion of Figs. 2 , 3 , 4 , and 5 , were shown below.
Amelioration of radiation-induced liver damage by p-coumaric acid in mice
Yun-Hong Li,Jiang-Xue Wu,Qian He,Jia Gu,Lin Zhang,Hao-Zhi Niu,Xin-Wen Zhang,Han-Ting Zhao,Jia-Ying Xu,Li-qiang Qin 한국식품과학회 2022 Food Science and Biotechnology Vol.31 No.10
Radiation-induced liver damage (RILD) is a spiny problem in radiotherapy or other circumstances that exposure to radiation. The need for radioprotective agent is increasing to protect liver tissue. This study aimed to explore the hepatoprotective effect of p-coumaric acid (CA) against RILD. C57BL/6 male mice were exposed to 4 Gy irradiation and administrated with CA for 4 days starting on the same day of irradiation. Mice were sacrificed to obtain blood and liver tissues on day 3.5 or 14 post irradiation, respectively. The blood and liver tissues were collected. As compared with the only irradiated group, CA supplementation improved liver morphology, decreased serum alanine aminotransferase and aspartate aminotransferase, inhibited BCL2-associated X (BAX) protein expression, and improved the mice hematopoietic function. CA at the dose of 100 mg/kg body weight showed better effect compared to the other doses. Thus, CA might possess potential to protect against RILD.