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- Author:
- Chen, Qianru, et al. ; Xie, Hualin; Show all 2 Author
- Source:
- Land 2019 v.8 no.11
- ISSN:
- 2073-445X
- Subject:
- agricultural machinery and equipment; carbon; cities; economic development; ecosystems; emissions; farmers; food security; infrastructure; land use; markets; mineral fertilizers; models; pesticides; pollution; rural areas; China
- Abstract:
- ... Cultivated land is closely related to national food security, rural economic development and social stability. The cultivated land pollution and carbon emissions caused by chemical fertilizers, pesticides, film residues, etc., in the process of cultivated land utilization pose a serious threat to the cultivated land ecosystem in China. The comprehensive analysis on the cultivated land green utiliz ...
- DOI:
- 10.3390/land8110158
-
http://dx.doi.org/10.3390/land8110158
- Author:
- Chen, Qianru, et al. ; Xie, Hualin; He, Yafen; Choi, Yongrok; Cheng, Hao; Show all 5 Authors
- Source:
- The Science of the total environment 2020 v.704 pp. 135427
- ISSN:
- 0048-9697
- Subject:
- Markov chain; decision making; geographic information systems; land resources; land use change; models; risk; sustainable development; urbanization
- Abstract:
- ... Urbanization leads to dramatic changes in regional land-use patterns and threatens regional ecological security. Based on GIS and existing key ecological spaces, timely threat warnings to regional ecological spaces caused by artificial land-use changes and the identification of appropriate precautionary measures are necessary for the sustainable development of regional land resources. Taking 2010 ...
- DOI:
- 10.1016/j.scitotenv.2019.135427
-
https://dx.doi.org/10.1016/j.scitotenv.2019.135427
- Author:
- Chen, Qianru, et al. ; Zhang, Xia; Zhang, Hongpei; Wang, Chuan; Zhao, Yuqing; Zhou, Qiaohong; Wu, Zhenbin; Show all 7 Authors
- Source:
- Annals of microbiology 2020 v.70 no.1 pp. 21
- ISSN:
- 1590-4261
- Subject:
- Bacillus cereus; ammonium nitrogen; anodes; bacteria; biocatalysts; biofilm; bioremediation; carbon; electrical properties; electricity; electricity generation; electrochemistry; eutrophication; industrialization; microbial fuel cells; nitrate nitrogen; phylogeny; power generation; sediments; water treatment
- Abstract:
- ... PURPOSE: Sediment microbial fuel cell (SMFC) is a promising bioremediation technology in which microbes play an important role. Electricigens as the bio-catalysts have effect on pollution control and electricity generation. It is of great significance to screen the microorganisms with the ability of generating electricity. METHODS: The SMFC anode biofilm was used as microbiological source to study ...
- DOI:
- 10.1186/s13213-020-01568-7
-
https://dx.doi.org/10.1186/s13213-020-01568-7
- Author:
- Chen, Qianru, et al. ; Du, Lu; Zhao, Yuqing; Wang, Chuan; Zhang, Hongpei; Zhang, Xia; Zhang, Liping; Wu, Junmei; Wu, Zhenbin; Zhou, Qiaohong; Show all 10 Authors
- Source:
- The Science of the total environment 2020 v.721 pp. 137765
- ISSN:
- 0048-9697
- Subject:
- Acinetobacter; Arundo donax; Bacillus (bacteria); Pseudomonas; adsorption; antibiotic resistance genes; biodegradation; community structure; constructed wetlands; ribosomal DNA; soil ecosystems; sulfonamides; swine; tetracyclines; wastewater; zeolites
- Abstract:
- ... Antibiotics and antibiotic resistance genes (ARGs) in swine wastewater have an irreversible impact on the surrounding water and soil ecosystems. Herein, integrated vertical-flow constructed wetlands (IVCWs) were constructed to assess the effects of zeolite and plants on the removal of sulfonamides (SMs), tetracyclines (TCs), and related ARGs (tetW, tetO, tetM, sul I, sul II, and sul III) from dige ...
- DOI:
- 10.1016/j.scitotenv.2020.137765
-
https://dx.doi.org/10.1016/j.scitotenv.2020.137765
- Author:
- Chen, Qianru, et al. ; Xie, Hualin; Huang, Yingqian; Zhang, Yanwei; Wu, Qing; Show all 5 Authors
- Source:
- Land 2019 v.8 no.11
- ISSN:
- 2073-445X
- Subject:
- crop production; environmental science; farmers; models; population pressure; socioeconomic factors; sustainable agricultural intensification; systems engineering; Africa; Asia; Europe
- Abstract:
- ... In recent years, as a way to achieve higher agricultural output while reducing the negative impact of agricultural production on the environment, agricultural sustainable intensification has attracted worldwide attention. Under the framework of "connotation definition-measuring method-influencing factor-implementation path", this paper systematically sorts out the main research results in the fiel ...
- DOI:
- 10.3390/land8110157
-
http://dx.doi.org/10.3390/land8110157
- Author:
- Chen, Qianru, et al. ; Kou, Lingyun; Wang, Fengwu; Wang, Ying; Show all 4 Authors
- Source:
- Carbohydrate polymers 2019
- ISSN:
- 0144-8617
- Subject:
- Flavobacterium; Saccharina japonica; antioxidant activity; cosmetics; enzyme inhibition; enzymes; fucoidan; ingredients; melanogenesis; molecular weight; sulfates
- Abstract:
- ... Fucoidan from Laminaria japonica is a kind of sulfate polysaccharide with high molecular weight (MW) and broad bioactivities. This study was performed to investigate the relationship between MW and whitening activity of fucoidan and to exploit a novel functional ingredient for whitening cosmetics. High sulfate content fucoidan was enzymic degraded by Flavobacterium RC2-3 produced fucoidanase. Two ...
- DOI:
- 10.1016/j.carbpol.2019.115211
-
https://dx.doi.org/10.1016/j.carbpol.2019.115211
- Author:
- Chen, Qianru, et al. ; Liu, Zhifei; Xie, Hualin; Show all 3 Authors
- Source:
- Sustainability 2018 v.10 no.3
- ISSN:
- 2071-1050
- Subject:
- empirical research; farmers; farms; financial assets; households; issues and policy; livelihood; logit analysis; mountains; poverty; risk; China
- Abstract:
- ... The livelihood strategies of farm households depend on the conditions of their assets, and farm households cope with risks and shocks through portfolios consisting of different types of assets. Thus, discussing the relationship between the livelihood assets and the livelihood strategies of farm households helps in understanding their livelihood conditions and in formulating reasonable poverty redu ...
- DOI:
- 10.3390/su10030875
-
http://dx.doi.org/10.3390/su10030875
- Author:
- Chen, Qianru, et al. ; Song, Wenkui; Wang, Ying; Han, Yan; Zhang, Hongwei; Li, Bo; Yu, Guangli; Show all 7 Authors
- Source:
- Marine drugs 2019 v.17 no.8
- ISSN:
- 1660-3397
- Subject:
- Gadus chalcogrammus; animal models; arginine; cation exchange chromatography; collagen; dietary supplements; drugs; epithelium; gel chromatography; glutamine; hydrolysates; hydrophilicity; hydrophobicity; ingredients; intestines; molecular weight; protective effect; reversed-phase high performance liquid chromatography; structure-activity relationships; tumor necrosis factors
- Abstract:
- ... The effect of collagen peptides (CPs) in intestinal mucosal protection has been approved in both cell and animal models. However, its structure–activity relationship and efficient peptide sequences are unclear, which hinders the in-depth study of its action mechanism and relative nutraceuticals and pharmaceuticals development. In this work, size exclusion chromatography, cation-exchange chro ...
- DOI:
- 10.3390/md17080450
- PubMed:
- 31370332
- PubMed Central:
- PMC6723256
-
http://dx.doi.org/10.3390/md17080450
- Author:
- Chen, Qianru, et al. ; Gao, Xiang; Zhang, Hongwei; Li, Bafang; Yu, Guangli; Li, Bo; Show all 6 Authors
- Source:
- Journal of functional foods 2019 v.55 pp. 167-174
- ISSN:
- 1756-4646
- Subject:
- animal models; burns (injuries); collagen; enteral feeding; intestinal mucosa; mitogen-activated protein kinase; nutritional intervention; occludins; peptides; permeability; phosphorylation; protective effect; signal transduction; tight junctions; transcription factor NF-kappa B
- Abstract:
- ... The effect of collagen peptides (CPs) administration in early basic enteral nutrition (EN) intervention after burn injury on intestinal barrier function was investigated in mice model. Burn-induced increases of intestinal permeability and disruption of intestinal barrier integrity were significantly attenuated by CPs supplemented EN at post-burn day 1, 3 and 7 as compared with only basic EN fed gr ...
- DOI:
- 10.1016/j.jff.2019.02.028
-
https://dx.doi.org/10.1016/j.jff.2019.02.028
- Author:
- Chen, Qianru, et al. ; Xie, Hualin; Lu, Fucai; Wang, Wei; Yao, Guanrong; Yu, Jiangli; Show all 6 Authors
- Source:
- Journal of cleaner production 2019 v.207 pp. 1047-1058
- ISSN:
- 0959-6526
- Subject:
- business enterprises; clean energy; energy conservation; industrial sites; labor force; local government; research and development; China
- Abstract:
- ... Achieving “green” use of industrial land is beneficial to save precious land resources, protect ecological environments and achieve the green development of China's economy. In this paper, we estimate the dynamic performance of the total-factor green use efficiency of industrial land (TGUEIL) in China by using a global non-radial directional distance function (GNDDF) and the non-radial Malmquist p ...
- DOI:
- 10.1016/j.jclepro.2018.10.087
-
https://dx.doi.org/10.1016/j.jclepro.2018.10.087
- Author:
- Chen, Qianru, et al. ; Shu, Cheng; Xie, Hualin; Jiang, Jinfa; Show all 4 Authors
- Source:
- Land use policy 2018 v.77 pp. 107-115
- ISSN:
- 0264-8377
- Subject:
- cities; income; land use; local government; models; population density; urban areas; urbanization; China
- Abstract:
- ... Since the reform and opening-up, urban land development in China mainland has been increasing dramatically with significant regional differences. Using the panel data of municipal districts in 246 cities at the prefectural or higher levels in Chinese mainland from 2004 to 2014, based on the analysis of the differences in land development intensity in municipal districts, a model of factors affecti ...
- DOI:
- 10.1016/j.landusepol.2018.05.031
-
https://dx.doi.org/10.1016/j.landusepol.2018.05.031
- Author:
- Chen, Qianru, et al. ; Lu, Hua; Xie, Hualin; Jiang, Jinfa; Show all 4 Authors
- Source:
- Sustainability 2018 v.10 no.6
- ISSN:
- 2071-1050
- Subject:
- agricultural industry; agricultural machinery and equipment; agrochemicals; cash crops; elderly; farm labor; fertilizer application; grain crops; horticultural crops; labor force; mineral fertilizers; models; orchards; pesticides; planting; vegetables; China
- Abstract:
- ... Reducing the application of agricultural chemicals is a key point in promoting the construction of an ecological civilization and the green development of the agricultural sector. Based on statistical yearbook data from provinces which became the first national ecological civilization pilot zones in China, this paper quantitatively analyzes the impact of labor transfers and structural adjustment o ...
- DOI:
- 10.3390/su10061909
-
http://dx.doi.org/10.3390/su10061909
- Author:
- Chen, Qianru, et al. ; Xie, Hualin; Lu, Fucai; Wu, Qing; Wang, Wei; Show all 5 Authors
- Source:
- Land use policy 2018 v.75 pp. 518-529
- ISSN:
- 0264-8377
- Subject:
- case studies; cities; governance; industrial sites; industrialization; labor; lakes; land markets; land use; resource allocation; Yangtze River
- Abstract:
- ... Based on the sequential generalized directional distance function (SGDDF) and Metafrontier non-radial Malmquist index (MNMI), the dynamic changes, saving potential, efficiency decompositions, and influencing factors of industrial land use efficiency are analyzed. This paper is a case study on the urban agglomeration in the middle reaches of the Yangtze River focusing on the years between 2003 and ...
- DOI:
- 10.1016/j.landusepol.2018.04.027
-
https://dx.doi.org/10.1016/j.landusepol.2018.04.027
- Author:
- Chen, Qianru, et al. ; Sun, Pan; Liu, Yahua; Li, Yuanyuan; Shehzad, Muhammad A.; Liu, Yazhi; Zuo, Peipei; Yang, Zhengjin; Xu, Tongwen; Show all 9 Authors
- Source:
- Industrial & engineering chemistry process design and development 2019 v.58 no.10 pp. 3994-3999
- ISSN:
- 1520-5045
- Subject:
- batteries; benzoquinones; catalysts; chemical structure; electrochemistry; electrolytes; electron transfer; energy; process design; renewable energy sources
- Abstract:
- ... Aqueous organic flow batteries (AOFBs) are promising energy storage solutions to counteract the intermittent and fluctuating nature of renewable energy. However, we have limited options of electrolyte chemistry and we discarded many organic compounds because of their sluggish electrochemical kinetics, which would compromise the power capability of an AOFB. Here, exemplified by 2,5-dihydroxy-3,6-di ...
- DOI:
- 10.1021/acs.iecr.8b06391
-
http://dx.doi.org/10.1021/acs.iecr.8b06391
- Author:
- Chen, Qianru, et al. ; Xie, Hualin; Zhai, Qunli; Wang, Wei; Yu, Jiangli; Lu, Fucai; Show all 6 Authors
- Source:
- Resources, conservation, and recycling 2018 v.137 pp. 167-176
- ISSN:
- 0921-3449
- Subject:
- capital; carbon; carbon dioxide; energy; greenhouse gas emissions; industrial sites; issues and policy; labor; land use; models; population size; research and development; China
- Abstract:
- ... Human land use activity is an important contributor to the growth of CO₂ emissions. Thus, reasonable land use is an effective method of reducing CO₂ emissions. Based on an extended STIRPAT (Stochastic Impacts by Regression on Population, Affluence, and Technology) model, the impacts of population size, wealth level, technology level, and four representative indicators of intensive industrial land ...
- DOI:
- 10.1016/j.resconrec.2018.06.009
-
https://dx.doi.org/10.1016/j.resconrec.2018.06.009
- Author:
- Chen, Qianru, et al. ; Zhang, Kai; Li, Bafang; Zhang, Zhaohui; Zhao, Xue; Hou, Hu; Show all 6 Authors
- Source:
- Nutrients 2018 v.10 no.9
- ISSN:
- 2072-6643
- Subject:
- Fourier transform infrared spectroscopy; Gadus macrocephalus; acid phosphatase; alkaline phosphatase; animal models; bioavailability; biomechanics; blood serum; bone density; bone health; bone mineralization; calcium; circular dichroism spectroscopy; collagen; intestinal absorption; intestines; laboratory animals; osteocalcin; osteoporosis; ovariectomy; peptides; rats; trypsin
- Abstract:
- ... Calcium binding peptides from Pacific cod (Gadus macrocephalus) bone have attracted attention due to their potential effects on bone health. In this study, calcium binding peptides (CBP) were prepared from Pacific cod bone by trypsin and neutral protease. Ultraviolet spectra, circular dichroism (CD), and Fourier transform infrared spectroscopy (FTIR) revealed that carboxyl and amino groups in CBP ...
- DOI:
- 10.3390/nu10091325
- PubMed:
- 30231572
- PubMed Central:
- PMC6163644
-
http://dx.doi.org/10.3390/nu10091325
- Author:
- Chen, Qianru, et al. ; Hou, Hu; Wang, Shikai; Zhao, Xue; Li, Bafang; Show all 5 Authors
- Source:
- Food & function 2017 v.8 no.5 pp. 1933-1941
- ISSN:
- 2042-650X
- Subject:
- Gadus chalcogrammus; animal models; blood serum; collagen; endotoxins; enteral feeding; gene expression; gene expression regulation; glutamine; inflammation; interleukin-6; males; messenger RNA; mice; patients; phosphorylation; small intestine; transcription factor NF-kappa B; tumor necrosis factor-alpha
- Abstract:
- ... The effect of early enteral nutrition (EN) supplemented with Alaska pollock skin-derived collagen peptides (CPs) on post-burn inflammatory responses was investigated in a mouse model. Male blab/c mice were randomly assigned to four groups: a sham burn (SB) group, a control group (burn + EN + glycine, BE), a positive control group (burn + EN + glutamine, BEG) and a treatment group (burn + EN + CPs, ...
- DOI:
- 10.1039/c7fo00181a
-
http://dx.doi.org/10.1039/c7fo00181a
- Author:
- Chen, Qianru, et al. ; Du, Lu; Trinh, Xuantung; Wang, Chuan; Liu, Shuangyuan; Liu, Panpan; Zhou, Qiaohong; Xu, Dong; Wu, Zhenbin; Show all 9 Authors
- Source:
- Ecological engineering 2018 v.122 pp. 153-158
- ISSN:
- 0925-8574
- Subject:
- adsorption; ammonia; ammonium nitrogen; biogeochemical cycles; constructed wetlands; denitrifying microorganisms; emissions; nitrogen; porous media; quartz; sand; swine; volatilization; wastewater; zeolites
- Abstract:
- ... Constructed wetlands (CWs) is an effective way to removal nitrogen (N) from swine wastewater, which accompanying with the process of ammonia (NH3) volatilization. However, the removal pathway of NH3 volatilization has adverse impacts on the natural biogeochemical cycle of N. Here, this paper presents the first attempt to investigate the potential use of clinoptilolite in reducing NH3 volatilizatio ...
- DOI:
- 10.1016/j.ecoleng.2018.07.037
-
https://dx.doi.org/10.1016/j.ecoleng.2018.07.037
- Author:
- Chen, Qianru, et al. ; Du, Lu; Trinh, Xuantung; Wang, Chuan; Wang, Huihui; Xia, Xue; Zhou, Qiaohong; Xu, Dong; Wu, Zhenbin; Show all 9 Authors
- Source:
- Bioresource technology 2018 v.249 pp. 644-651
- ISSN:
- 0960-8524
- Subject:
- Acinetobacter; Canna indica; Pseudomonas; Rhizobium; Rhodopseudomonas; biodiversity; community structure; constructed wetlands; denitrification; high-throughput nucleotide sequencing; microbial communities; nitrogen; nitrogen balance; planting; quantitative polymerase chain reaction; vegetation; wastewater treatment
- Abstract:
- ... Constructed wetland is an efficient way to lower N load from wastewater treatment plants. Here, the nitrogen removal rate and nitrogen balance, as well as the microbial community structure in IVCWs planted with different vegetation for treating reclaimed water were investigated. The results showed that IVCWs planted with vegetation generally achieved a higher TN removal rate than unplanted treatme ...
- DOI:
- 10.1016/j.biortech.2017.10.074
-
https://dx.doi.org/10.1016/j.biortech.2017.10.074
- Author:
- Chen, Qianru, et al. ; Du, Lu; Liu, Panpan; Zhang, Xia; Wang, Huihui; Zhou, Qiaohong; Xu, Dong; Wu, Zhenbin; Show all 8 Authors
- Source:
- Bioresource technology 2017 v.243 pp. 204-211
- ISSN:
- 0960-8524
- Subject:
- Canna generalis; Pseudomonas; adsorption; autumn; constructed wetlands; high-throughput nucleotide sequencing; phosphorus; planting; ribosomal DNA; summer; wastewater treatment
- Abstract:
- ... Phosphorous removal in adsorption had been extensively researched; however, the biological dephosphorization process and optimum operating parameters have not been discussed or quantified in Integrated Vertical-flow Constructed Wetlands (IVCWs). In this study, IVCWs planted with different plants were employed to evaluate total phosphorus (TP) treatment performance under different hydraulic retenti ...
- DOI:
- 10.1016/j.biortech.2017.06.092
-
https://dx.doi.org/10.1016/j.biortech.2017.06.092