PubAg

Main content area

You searched for: Author "Wu, Ying-Ying" Remove constraint Author: "Wu, Ying-Ying" Text Availability Citation in PubAg Remove constraint Text Availability: Citation in PubAg
Start Over

Search

21  Search Results

« Previous | 1 - 20 of 21 |
Number of results to display per page

Search Results

1. Heat dissipation characteristics from photovoltaic cells within the partitioned or non-partitioned glazed cavity to the windy environment

Author:
Wu, Ying-Ying,   et al.   ; Wu, Shuang-Ying; Xiao, Lan;     Show all 3 Authors
Source:
Renewable energy 2018 v.127 pp. 642-652
ISSN:
0960-1481
Subject:
convection; mathematical models; photovoltaic cells; renewable energy sources; temperature; wind speed
Abstract:
... A numerical model, whose computation domain contains the glazed shallow cavity and surrounding wind field, has been proposed to investigate the characteristics of heat dissipation from photovoltaic cells within the glazed cavity to the windy environment. To reflect the actual working characteristics, both the photoelectric conversion characteristic and surface radiation were considered. The temper ...
DOI:
10.1016/j.renene.2018.04.091

2. Cytotoxic and antimicrobial indole alkaloids from an endophytic fungus Chaetomium sp. SYP-F7950 of Panax notoginseng

Author:
Wu, Ying-Ying,   et al.   ; Peng, Fei; Hou, Shao-Yang; Zhang, Tian-Yuan; Zhang, Meng-Yue; Yan, Xi-Meng; Xia, Ming-Yu; Zhang, Yi-Xuan;     Show all 8 Authors
Source:
RSC advances 2019 v.9 no.49 pp. 28754-28763
ISSN:
2046-2069
Subject:
Bacillus subtilis; Candida albicans; Chaetomium; Enterococcus faecium; Panax notoginseng; Staphylococcus aureus; active sites; antibacterial properties; antifungal properties; antineoplastic activity; cell lines; circular dichroism spectroscopy; computer simulation; cytotoxicity; drug therapy; endophytes; fermented foods; fungi; indole alkaloids; inhibitory concentration 50; minimum inhibitory concentration; neoplasm cells; nuclear magnetic resonance spectroscopy; paclitaxel; phenotype; spectral analysis
Abstract:
... Two new compounds chetoseminudin F (1) and G (2) together with eleven known compounds were isolated from the solid fermentation products of the endophytic fungus Chaetomium sp. SYP-F7950. The structures of the isolated compounds were elucidated by extensive spectroscopic analyses, including 1D and 2D NMR, and HRFABMS experiments. The absolute configurations of chetoseminudin F (1) and G (2) were d ...
DOI:
10.1039/c9ra04747f

3. Edaphovirga cremea gen. nov., sp. nov., isolated from the rhizospheric soil of Codonopsis clematidea

Author:
Wu, Ying-Ying,   et al.   ; Xue, Jin-Yan; Zhang, Meng-Yue; Zhang, Yu; Cheng, Juan; Liu, Li-Cheng; Zhang, Tian-Yuan; Zhang, Yi-Xuan;     Show all 8 Authors
Source:
The journal of microbiology 2019 v.57 no.5 pp. 337-342
ISSN:
1225-8873
Subject:
Codonopsis clematidea; DNA; Rahnella; bacteria; catalase; chemotaxonomy; coagulation; fatty acids; hydrogen sulfide; isoprenoids; milk; new genus; nitrate reduction; nucleotide sequences; pH; phosphatidylethanolamines; phylogeny; quinones; ribosomal RNA; sodium chloride; soil; urease; China
Abstract:
... A Gram-negative, facultatively anaerobic, non-motile, nonspore- forming, coccoid or rod-shaped and creamy-pigmented bacterium, designated SYP-B2100ᵀ, was isolated from the rhizospheric soil of Codonopsis clematidea in the Xinjiang Uygur Autonomous Region, China. The optimal growth occurred at 28°C, pH 5.0, in the absence of NaCl. The cells tested positive in catalase and methyl red tests but negat ...
DOI:
10.1007/s12275-019-8408-0

4. Transformation of ginsenoside Rh4 and its aglycone from the total saponins of stems and leaves of Panax ginseng by Aspergillus tubingensis

Author:
Wu, Ying-Ying,   et al.   ; Cui, Yu-Na; Zhang, Tian-Yuan; Li, Wei; Zhang, Meng-Yue; Cheng, Juan; Wang, Yan; Wang, Jian; Zhao, Yu-Qing; Zhang, Yi-Xuan;     Show all 10 Authors
Source:
Phytochemistry letters 2018 v.27 pp. 123-128
ISSN:
1874-3900
Subject:
Aspergillus tubingensis; Panax ginseng; antineoplastic activity; antineoplastic agents; biotransformation; chemical structure; computer simulation; fungi; human cell lines; humans; leaves; neoplasm cells; rhizosphere; saponins; soil; stems; China
Abstract:
... Rare ginsenoside Rh4 and its aglycone are present in low levels in Panax ginseng. This study focused on achieving ginsenoside Rh4 and its aglycone by microbial transformation of the total saponins of stems and leaves of P. ginseng (TSSLG). A total of 78 fungal strains isolated from the rhizosphere soil of P. ginseng, and one of them, Aspergillus tubingensis, was found to be capable of biotransform ...
DOI:
10.1016/j.phytol.2018.07.023

5. Indole diterpenoids from the endophytic fungus Drechmeria sp. as natural antimicrobial agents

Author:
Wu, Ying-Ying,   et al.   ; Zhao, Jian-Chao; Wang, Ya-Li; Zhang, Tian-Yuan; Chen, Zhong-Jian; Yang, Tian-Mei; Sun, Cheng-Peng; Ma, Xiao-Chi; Zhang, Yi-Xuan;     Show all 9 Authors
Source:
Phytochemistry 2018 v.148 pp. 21-28
ISSN:
0031-9422
Subject:
Bacillus cereus; Candida albicans; Klebsiella pneumoniae; Panax notoginseng; Pseudomonas aeruginosa; Staphylococcus aureus; anti-infective agents; antimicrobial properties; circular dichroism spectroscopy; culture media; diterpenoids; endophytes; fungi; molecular models; nuclear magnetic resonance spectroscopy; spectral analysis
Abstract:
... A fungal strain, Drechmeria sp., was isolated from the root of Panax notoginseng. Totally, seven new indole diterpenoids, drechmerins A-G (1–7), were isolated from the fermentation broth of Drechmeria sp. together with four known analogues (8–11). Their structures were determined on the basis of 1D and 2D NMR and electronic circular dichroism (ECD) spectroscopic analyses as well as theoretical cal ...
DOI:
10.1016/j.phytochem.2018.01.010

6. Performance analysis of photovoltaic–thermoelectric hybrid system with and without glass cover

Author:
Wu, Ying-Ying,   et al.   ; Wu, Shuang-Ying; Xiao, Lan;     Show all 3 Authors
Source:
Energy conversion and management 2015 v.93 pp. 151-159
ISSN:
0196-8904
Subject:
electrical resistance; environmental impact; glass; heat; nanofluids; theoretical models; thermal conductivity; wind speed
Abstract:
... This paper establishes a theoretical model for assessing the performance of glazed/unglazed photovoltaic–thermoelectric (PV–TE) hybrid system. To enhance the heat removal, nanofluid is served as heat sink. Firstly, a performance comparison between glazed and unglazed system is given. It is suggested that, under the condition of higher figure of merit Z and concentration ratio C, as well as enhance ...
DOI:
10.1016/j.enconman.2015.01.013

7. New and bioactive natural products from an endophyte of Panax notoginseng

Author:
Wu, Ying-Ying,   et al.   ; Xie, Jun; Zhang, Tian-Yuan; Zhang, Meng-Yue; Zhu, Wei-Wei; Gullen, Elizabeth A.; Wang, Zhao-Jie; Cheng, Yung-Chi; Zhang, Yi-Xuan;     Show all 9 Authors
Source:
RSC advances 2017 v.7 no.60 pp. 38100-38109
ISSN:
2046-2069
Subject:
Alternaria panax; Bacillus cereus; Candida albicans; Escherichia coli; Fusarium solani; Klebsiella pneumoniae; Neonectria; Panax notoginseng; Penicillium; Staphylococcus aureus; acetylation; animal pathogenic bacteria; antiviral properties; biochemical pathways; brefeldin A; carbon; cytotoxicity; endophytes; fungi; human cell lines; interphase; mycotoxins; neoplasm cells; neoplasms; root rot; spectral analysis; structure-activity relationships
Abstract:
... Five new derivatives of macrolide antibiotic Brefeldin A (BFA, 6), named as Brefeldin E1–E5 (1–5), along with Brefeldin A 7-O-acetate (7), mycotoxins (8–9) and mangrovamides A (10) were produced by an endophytic fungus, Penicillium sp., which was isolated from the healthy root of Panax notoginseng. The structures of 1–5 were established on the basis of their spectroscopic data, while the absolute ...
DOI:
10.1039/c7ra07060h

8. Antioxidant and cytotoxic lignans from the roots of Bupleurum chinense

Author:
Wu, Ying-Ying,   et al.   ; Li, Dan-Qi; Wang, Di; Zhou, Le; Li, Ling-Zhi; Liu, Qing-Bo; Yang, Jing-Yu; Song, Shao-Jiang; Wu, Chun-Fu;     Show all 9 Authors
Source:
Journal of Asian natural products research 2017 v.19 no.5 pp. 519-527
ISSN:
1477-2213
Subject:
2,2-diphenyl-1-picrylhydrazyl; Bupleurum chinense; antioxidant activity; bioactive compounds; cytotoxicity; ethanol; fluorouracil; free radical scavengers; glucosides; inhibitory concentration 50; lignans; neoplasm cells; nuclear magnetic resonance spectroscopy; roots; spectral analysis
Abstract:
... In the search for biologically active compounds from the roots of Bupleurum chinense D C., phytochemical investigation of its ethanol extract led to the isolation and identification of a new 8- O -4′ neolignan glucoside, saikolignanoside A (1), along with eight known lignans (2–9). Their structures were determined on the basis of IR, UV, HRESIMS, and NMR spectroscopic analyses. The antioxidant and ...
DOI:
10.1080/10286020.2016.1234456

9. Lactobacillus salivarius reverse diabetes-induced intestinal defense impairment in mice through non-defensin protein

Author:
Wu, Ying-Ying,   et al.   ; Chung, Pei-Hsuan; Chen, Pei-Hsuan; Fung, Chang-Phone; Hsu, Ching-Mei; Chen, Lee-Wei;     Show all 6 Authors
Source:
The Journal of nutritional biochemistry 2016 v.35 pp. 48-57
ISSN:
0955-2863
Subject:
Klebsiella pneumoniae; Lactobacillus salivarius; animal disease models; antibacterial proteins; endotoxemia; endotoxins; fructooligosaccharides; germ-free animals; hyperglycemia; insulin-dependent diabetes mellitus; intestinal microorganisms; intestinal mucosa; mice; protein synthesis; streptozotocin
Abstract:
... Altered intestinal microbiota and subsequent endotoxemia play pathogenic roles in diabetes. We aimed to study the mechanisms of intestinal defense impairment in type 1 diabetes and the effects of Lactobacillus salivarius as well as fructooligosaccharides (FOS) supplementation on diabetes-induced bacterial translocation. Alterations in the enteric microbiome, expression of mucosal antibacterial pro ...
DOI:
10.1016/j.jnutbio.2016.05.013

10. Cloning, expression and biochemical characterization of recombinant superoxide dismutase from Antarctic psychrophilic bacterium Pseudoalteromonas sp. ANT506

Author:
Wu, Ying‐Ying,   et al.   ; Wang, Quan‐Fu; Wang, Yi‐Fan; Hou, Yan‐Hua; Shi, Yong‐Lei; Han, Han; Miao, Miao; Liu, Yuan‐Ping; Yue, Xiao‐Na; Li, Yu‐Jin;     Show all 10 Authors
Source:
Journal of basic microbiology 2016 v.56 no.7 pp. 753-761
ISSN:
0233-111X
Subject:
Escherichia coli; Pseudoalteromonas; amino acids; chromatography; genes; molecular weight; open reading frames; pH; psychrophilic bacteria; sodium chloride; superoxide dismutase; Antarctic region
Abstract:
... In this study, a superoxide dismutase gene (PsSOD) from Pseudoalteromonas sp. ANT506 was cloned and over expressed in Escherichia coli. The PsSOD has an open reading frame of 582 bp with a putative product of 193 amino acid residue and an estimated molecular size of 21.4 kDa. His‐tagged PsSOD was subsequently purified 12.6‐fold by Ni‐affinity chromatography and the yield of 22.9%. The characteriza ...
DOI:
10.1002/jobm.201500444

11. Controllable synthesis of uniform ZnO nanorods and their enhanced dielectric and absorption properties

Author:
Wu, Ying-Ying,   et al.   ; Wang, Guang-Sheng; Zhang, Xiao-Juan; Li, Yong; Guo, Lin; Cao, Mao-Sheng;     Show all 6 Authors
Source:
Journal of materials chemistry A 2014 v.2 no.23 pp. 8644-8651
ISSN:
2050-7496
Subject:
absorption; dielectric properties; mathematical theory; nanocomposites; nanorods; temperature; thermoplastics; zinc oxide
Abstract:
... The enhanced dielectric properties of ZnO/PVDF nanocomposites resulting from the synthesis of uniform ZnO nanorods were studied. These results indicate that the dielectric constant of the composites is clearly improved (196 at 10² Hz), with a lower percolation threshold (volume 0.0548). Percolation theory was used to explain the enhanced dielectric properties. The stability of the dielectric const ...
DOI:
10.1039/c4ta00485j

12. The genome of Pleurotus eryngii provides insights into the mechanisms of wood decay

Author:
Wu, Ying-Ying,   et al.   ; Yang, Rui-Heng; Li, Yan; Wáng, Ying; Wan, Jia-Ning; Zhou, Chen-Li; Wāng, Ying; Gao, Ying-Nv; Mao, Wen-Jun; Tang, Li-Hua; Gong, Ming; Bao, Da-Peng;     Show all 12 Authors
Source:
Journal of biotechnology 2016 v.239 pp. 65-67
ISSN:
0168-1656
Subject:
Pleurotus eryngii; biofuels; biotransformation; byproducts; cellulose; decayed wood; genome; lignin; lignocellulose; oxidoreductases; value-added products; white-rot fungi
Abstract:
... Pleurotus eryngii (DC.) Quél. is widely used for bioconverting lignocellulosic byproducts into biofuel and value added products. Sequencing and annotating the genome of a monokaryon strain P. eryngii 183 allows us to gain a better understanding of carbohydrate-active enzymes (CAZymes) and oxidoreductases for degradation of lignocellulose in white-rot fungi. The genomic data provides insights into ...
DOI:
10.1016/j.jbiotec.2016.10.007

13. Chemical constituents from the tubers of Pinellia ternata (Araceae) and their chemotaxonomic interest

Author:
Wu, Ying-Ying,   et al.   ; Huang, Xiao-Xiao; Zhang, Meng-Yu; Zhou, Le; Li, Dan-Qi; Cheng, Zhuo-Yang; Li, Ling-Zhi; Peng, Ying; Song, Shao-jiang;     Show all 9 Authors
Source:
Biochemical systematics and ecology 2015 v.62 pp. 236-240
ISSN:
0305-1978
Subject:
Pinellia ternata; alkaloids; biochemical pathways; chemical composition; chemotaxonomy; ionization; liquid chromatography; mass spectrometry; spectral analysis; tubers
Abstract:
... This work describes the isolation and characterization of twenty compounds from the tubers of Pinellia ternata (Thunb.) Breit, including 17 lignanoids (1–17) and three alkaloids (18–20). All structures were established based on analysis of their spectroscopic data. It is the first report of compounds 3–11 and 13–18 from the genus Pinellia, and the first report of compounds 3–4, 6–9, 11 and 13–18 f ...
DOI:
10.1016/j.bse.2015.09.002

14. Compound heterozygous protein C deficiency in a family with venous thrombosis: Identification and in vitro study of p.Asp297His and p.Val420Leu mutations

Author:
Wu, Ying-Ying,   et al.   ; Liu, Hui; Wang, Hua-Fang; Tang, Liang; Yang, Yan; Wang, Qing-Yun; Zeng, Wei; Cheng, Zhi-Peng; Hu, Bei; Guo, Tao; Hu, Yu;     Show all 11 Authors
Source:
Gene 2015 v.563 pp. 35-40
ISSN:
0378-1119
Subject:
Western blotting; antigens; blood proteins; complementary DNA; fluorescent antibody technique; genes; genetic disorders; heterozygosity; in vitro studies; inheritance (genetics); missense mutation; mutants; plasmids; protein disulfide-isomerase; risk; staining; thrombosis
Abstract:
... Hereditary protein C deficiency (PCD) is an autosomal inherited disorder associated with high risk for venous thromboembolism (VTE). This study aimed to explore the functional consequences of two missense mutations, p.Asp297His and p.Val420Ile, responsible for type I/II PCD and recurrent deep vein thrombosis (DVT) in a Chinese family. The plasma protein C activities (PC:A) of the proband and his s ...
DOI:
10.1016/j.gene.2015.03.002

15. Genetic analysis in Factor XI deficient patients from central China: Identification of one novel and seven recurrent mutations

Author:
Wu, Ying-ying,   et al.   ; Liu, Hui; Wang, Hua-fang; Tang, Liang; Yang, Yan; Wang, Qing-yun; Zeng, Wei; Cheng, Zhi-peng; Hu, Bei; Guo, Tao; Hu, Yu;     Show all 11 Authors
Source:
Gene 2015 v.561 pp. 101-106
ISSN:
0378-1119
Subject:
factor analysis; founder effect; genes; genetic techniques and protocols; hemorrhage; heterozygosity; homozygosity; missense mutation; mutants; nonsense mutation; patients; screening; secretion; thrombin; China
Abstract:
... Factor XI (FXI) deficiency is a rare bleeding disorder with a range of manifestations from asymptomatic to trauma related bleeding. To identify mutations in FXI-deficient patients and characterize the phenotype–genotype relationship, we studied six patients and their 18 family members in central China. Five patients were identified by presurgical or routine laboratory screening but had no bleeding ...
DOI:
10.1016/j.gene.2015.02.021

16. Purification and biochemical characterization of a nattokinase by conversion of shrimp shell with Bacillus subtilis TKU007

Author:
Wu, Ying-Ying,   et al.   ; Wang, San-Lang; Liang, Tzu-Wen;     Show all 3 Authors
Source:
New biotechnology 2011 v.28 no.2 pp. 196-202
ISSN:
1871-6784
Subject:
Bacillus subtilis; amino acid sequences; amino acids; carbon; molecular weight; nitrogen; pH; peptides; polyacrylamide gel electrophoresis; serine proteinases; shrimp; temperature; thermal stability; wastes
Abstract:
... BSN1, a nattokinase, was purified from the culture supernatant of Bacillus subtilis TKU007 with shrimp shell wastes as the sole carbon/nitrogen source. The BSN1 was purified to homogeneity by three-step procedure with a 515-fold increase in specific activity and 12% recovery. The molecular masses of BSN1 determined by SDS-PAGE and gel filtrations were approximately 30kDa and 28kDa, respectively. T ...
DOI:
10.1016/j.nbt.2010.09.003

17. Behavior of osteoblasts on the surfaces of nanocrystalline hydroxyapatite coating

Author:
Wu, Ying-ying,   et al.   ; Tang, Yi; Wen, Bo; Yu, Tao; Wang, Wen-tao; Wang, Yong-yue;     Show all 6 Authors
Source:
Central European journal of biology 2012 v.7 no.1 pp. 54-62
ISSN:
1895-104X
Subject:
Western blotting; cell adhesion; coatings; genes; hydroxyapatite; nanocrystals; osteoblasts; osteocalcin; osteopontin; prostheses; reverse transcriptase polymerase chain reaction; titanium
Abstract:
... BACKGROUND: The aim of this study was to investigate the effect of nanocrystalline hydroxyapatite (HA) coatings on the activity of osteoblasts. METHODOLOGY: Modified one-step electrochemical deposition of nanofeatured HA powder (EcDHA) on titanium (Ti) disks was compared with conventional electrophortic deposition of micrometer-scale HA (EpDHA). And Ti disks without any coating were used as blank ...
DOI:
10.2478/s11535-011-0097-6

18. Electrochemical biosensor based on silver nanoparticles–polydopamine–graphene nanocomposite for sensitive determination of adenine and guanine

Author:
Wu, Ying-Ying,   et al.   ; Huang, Ke-Jing; Wang, Lan; Wang, Hai-Bo; Gan, Tian; Li, Jing; Liu, Yan-Ming;     Show all 7 Authors
Source:
Talanta 2013 v.114 pp. 43-48
ISSN:
0039-9140
Subject:
adenine; ambient temperature; biosensors; carbon; detection limit; electrochemistry; electron transfer; fish; glassy carbon electrode; guanine; mixing; nanocomposites; nanosilver; scanning electron microscopes; scanning electron microscopy; silver; spermatozoa; transmission electron microscopes; transmission electron microscopy
Abstract:
... A multifunctional Ag nanoparticles (AgNPs)–polydopamine (Pdop)@graphene (Gr) composite was prepared by a simple and mild procedure. Gr was easily coated with Pdop at room temperature and then AgNPs was deposited by mildly stirring. The nanocomposite was characterized by scanning electron microscope (SEM) and transmission electron microscope (TEM). Guanine and adenine as model moleculars were emplo ...
DOI:
10.1016/j.talanta.2013.04.017

19. Purification and characterization of a novel serine protease from the mushroom Pholiota nameko

Author:
Wu, Ying-Ying,   et al.   ; Guan, Gui-Ping; Zhang, Guo-Qing; Wang, He-Xiang; Ng, Tzi-Bun;     Show all 5 Authors
Source:
Journal of bioscience and bioengineering 2011 v.111 no.6 pp. 641-645
ISSN:
1389-1723
Subject:
Pholiota microspora; aluminum; calcium; casein; cations; cobalt; copper; enzyme activity; fruiting bodies; gel chromatography; ion exchange chromatography; iron; lead; lithium; magnesium; manganese; mercury; metal ions; molecular weight; mushroom bodies; mushrooms; pH; potassium; serine proteinases; temperature; zinc
Abstract:
... A novel serine protease, with a molecular mass of 19kDa and the N-terminal sequence of ARTPEAPAEV, was isolated from dried fruiting bodies of the mushroom Pholiota nameko. The purification protocol comprised ion exchange chromatography on DEAE-cellulose, Q-Sepharose and SP-Sepharose, and gel filtration on Superdex 75. It was unadsorbed on DEAE-cellulose and Q-Sepharose but adsorbed on SP-Sepharose ...
DOI:
10.1016/j.jbiosc.2011.02.009

20. Evaluation of different culture techniques of osteoblasts on 3D scaffolds

Author:
Wu, Ying-ying,   et al.   ; Ban, Yu; Geng, Ning; Wang, Yong-yue; Liu, Xiao-guang; Yu, Tao; Gong, Ping;     Show all 7 Authors
Source:
Open life sciences 2010 v.5 no.4 pp. 456-465
ISSN:
2391-5412
Subject:
bones; cell culture; cell proliferation; cultured cells; osteoblasts; scanning electron microscopy; shear stress
Abstract:
... Bones adjust their structure to withstand the mechanical demands they experience. It is suggested that flow-derived shear stress may be the most significant and primary mediator of mechanical stimulation. In this study, we designed and fabricated a fluid flow cell culture system that can load shear stress onto cells cultured on 3D scaffolds. We evaluated the effect of different culture techniques, ...
DOI:
10.2478/s11535-010-0027-z