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You searched for: Publication year rev 7983-2017 Remove constraint Publication year rev: 7983-2017 Source 2017 v.53 no.6 Remove constraint Source: 2017 v.53 no.6
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1. 24-Epibrassinolide reduces stress in nematode-infected tomato (Solanum lycopersicum L.) plants cultured in vitro

Author:
Shivam Jasrotia; Puja Ohri
Source:
In vitro cellular & developmental biology 2017 v.53 no.6 pp. 538-545
ISSN:
1054-5476
Subject:
Meloidogyne incognita; Solanum lycopersicum; antioxidants; ascorbate peroxidase; ascorbic acid; brassinosteroids; catalase; enzyme activity; flavonoids; fluorescence; galls; glutathione; glutathione peroxidase; glutathione-disulfide reductase; in vitro studies; juveniles; pathogenesis; peroxidase; plant analysis; plant diseases and disorders; plant growth; plant parasitic nematodes; roots; seedlings; seeds; superoxide dismutase; tomatoes
Abstract:
... 24-Epibrassinolide (EBL) is considered the most probable brassinosteroid (BR) candidate that could be used for practical application in agriculture. EBL-induced stress-protective properties were evaluated in in vitro-grown tomato (Solanum lycopersicum L.) varieties Pusa Ruby (susceptible to nematodes) and PNR-7 (resistant to nematodes) during nematode pathogenesis. Sterilized tomato seeds treated ...
DOI:
10.1007/s11627-017-9859-9

2. A New Amide and Antioxidant Constituents of Piper taiwanense

Author:
Jih-Jung Chen; Shih-Wei Wang; Chun-Lin Chen; Yueh-Hsiung Kuo; Ming-Jen Cheng; Tsung-Hsien Chang; Ping-Jyun Sung; Wen-Lung Kuo; Yun-Ping Lim
Source:
Chemistry of natural compounds 2017 v.53 no.6 pp. 1117-1121
ISSN:
0009-3130
Subject:
2,2-diphenyl-1-picrylhydrazyl; Piper; aerial parts; alkaloids; antioxidant activity; decolorization; free radical scavengers; plant extracts; spectroscopy; vitamin content
Abstract:
... A new amide, pipertaiwanamide (1), has been isolated from the aerial part of Piper taiwanense, together with four known compounds, taiwanamide A (2), taiwanamide B (3), 1-cinnamoylpyrrolidine (4), and N-cinnamoyltyramine (5). The structure of the new compound 1 was determined through spectroscopic and MS analyses. Pipertaiwanamide (1) and N-cinnamoyltyramine (5) exhibited free radical scavenging a ...
DOI:
10.1007/s10600-017-2213-y

3. A New Flavonoid Glycoside from Viburnum macrocephalum f. keteleeri

Author:
Xiao-Qing Xu; Xu-Hua Huang; Jia Chen; Jian-Hua Shao; Chun-Chao Zhao
Source:
Chemistry of natural compounds 2017 v.53 no.6 pp. 1035-1037
ISSN:
0009-3130
Subject:
Viburnum; chromatography; flavonoids; glycosides; spectral analysis
Abstract:
... A new flavonoid glycoside 1, along with seven known compounds (2–8), was isolated from Viburnum macrocephalum f. keteleeri by repeated column chromatography. Its structure was identified as apigenin-7-O-[6-O-(5-methoxy-3-hydroxy-3-methyl-5-oxovaleryl)]-β-D-glucopyranoside (1) by spectral analysis. ...
DOI:
10.1007/s10600-017-2196-8

4. A New Lignan Glucoside from Cyclea racemosa

Author:
Jian-Hua Shao; Xue-Wei Zhang; Zi-Ling Dong; Si-Hui Li; Ben-Jie Miao; Ke-Zhi Cheng
Source:
Chemistry of natural compounds 2017 v.53 no.6 pp. 1025-1027
ISSN:
0009-3130
Subject:
Cyclea; chemical structure; glucosides; lignans; spectral analysis
Abstract:
... A new lignan glucoside 1, along with two known lignans (2, 3), was isolated from Cyclea racemosa Oliv. Its structure was elucidated as (+)-7′-methoxylariciresinol 4-O-β-D-glucopyranoside on the basis of extensive spectroscopic analyses. ...
DOI:
10.1007/s10600-017-2193-y

5. A New Sydonic Acid Derivative From a Marine Derived-Fungus Aspergillus sydowii

Author:
Xiuli Xu; Shujiang Zhao; Liyuan Yin; Ying Yu; Zhengkun Chen; Huihui Shen; Li Zhou
Source:
Chemistry of natural compounds 2017 v.53 no.6 pp. 1056-1058
ISSN:
0009-3130
Subject:
Aspergillus; Candida albicans; Staphylococcus aureus; antibacterial properties; mass spectrometry; nuclear magnetic resonance spectroscopy; spectral analysis
Abstract:
... Methyl (3-hydroxy-4-(2-hydroxy-6-methylheptan-2-yl)benzoyl)glycinate (1), a new sydonic acid derivative with glycinate, together with sydonic acid (2), sydowic acid (3), and 7-deoxy-7,14-didehydrosydonic acid (4), were isolated from a marine-derived Aspergillus sydowii strain CUGB-F126. Their structures were elucidated by spectroscopic analysis, including high-resolution mass spectroscopy, and 1D ...
DOI:
10.1007/s10600-017-2200-3

6. A New Triterpenoid from Ixeris chinensis

Author:
Qing-hu Wang; Cui-lan Bai; Jing-jing Han; Bai-yinmu-qi-er Bao
Source:
Chemistry of natural compounds 2017 v.53 no.6 pp. 1080-1082
ISSN:
0009-3130
Subject:
Asteraceae; chemical structure; ethyl acetate; nuclear magnetic resonance spectroscopy; plant extracts; triterpenoids
Abstract:
... A new triterpenoid, namely 3β-(2-methoxy-5-formylphenoxy)-erythrodiol (1), was isolated from the EtOAc extract of Ixeris chinensis. The structures of 1 was elucidated by spectroscopic methods, including UV, IR, HR-ESI-MS, and extensive 1D and 2D NMR techniques. ...
DOI:
10.1007/s10600-017-2205-y

7. A concise construction of 12H-benzo[4,5]thiazolo[2,3-b]quinazolin-12-ones via an unusual TBHP/Na₂CO₃ promoted cascade oxidative cyclization and interrupted Dimroth rearrangement

Author:
Zhi-Wen Zhou; Feng-Cheng Jia; Cheng Xu; Shi-Fen Jiang; Yan-Dong Wu; An-Xin Wu
Source:
Chemical communications 2017 v.53 no.6 pp. 1056-1059
ISSN:
1364-548X
Subject:
chemical derivatives; cyclization reactions; indoles; isothiocyanates; mechanistic models; reaction mechanisms; synthesis
Abstract:
... An efficient transition-metal-free cascade reaction has been developed for the facile synthesis of 12H-benzo[4,5]thiazolo[2,3-b]quinazolin-12-one derivatives from commercially available isatins and 2-haloaryl isothiocyanates. A preliminary mechanistic study suggested an interrupted Dimroth rearrangement was the key step for the successful transformation. ...
DOI:
10.1039/c6cc09376k

8. A cytological indicator allows rapid assessment of microspore maturity, leading to improved in vitro anther response in Indica rice (Oryza sativa L.)

Author:
D. M. R. G. Mayakaduwa; T. D. Silva
Source:
In vitro cellular & developmental biology 2017 v.53 no.6 pp. 591-597
ISSN:
1054-5476
Subject:
Oryza sativa; anther culture; anthers; callus; germplasm; in vitro studies; inflorescences; leaves; maturity stage; microspores; rapid methods; rice; starch
Abstract:
... The inadequate response of Indica rice (Oryza sativa L.) to anther culture hinders the utility of this technique for rice crop improvement. This study focused on intensifying the in vitro anther response of selected varieties from Sri Lankan germplasm by precisely targeting the most effective maturity stage of microspores for culture. Analysis of five varieties responsive to anther culture (“At 30 ...
DOI:
10.1007/s11627-017-9855-0

9. A peptide functionalized nanomotor as an efficient cell penetrating tool

Author:
Fei Peng; Yingfeng Tu; Ashish Adhikari; Jordi C. J. Hintzen; Dennis W. P. M. Löwik; Daniela A. Wilson
Source:
Chemical communications 2017 v.53 no.6 pp. 1088-1091
ISSN:
1364-548X
Subject:
Human immunodeficiency virus 1; chemical compounds; chemical reactions; peptides
Abstract:
... A nanomotor based strategy for fast cellular entry and cargo delivery is presented. The concept focuses on integrating tat peptide, a basic domain of HIV-1 tat protein, with state of the art nanomotors which possess attractive autonomous properties, facilitating cellular penetration and uptake. The rapid cellular internalization process leads to higher delivery efficiency. ...
DOI:
10.1039/c6cc09169e

10. A rapid method for establishment of a reverse genetics system for canine parvovirus

Author:
Yongle Yu; Jun Su; Jigui Wang; Ji Xi; Yaping Mao; Qiang Hou; Xiaomei Zhang; Weiquan Liu
Source:
Virus genes 2017 v.53 no.6 pp. 876-882
ISSN:
0920-8569
Subject:
Carnivore protoparvovirus 1; cats; dogs; genetic markers; hemorrhagic enteritis; kidneys; pathogens; rapid methods; viruses
Abstract:
... Canine parvovirus (CPV) is an important and highly prevalent pathogen of dogs that causes acute hemorrhagic enteritis disease. Here, we describe a rapid method for the construction and characterization of a full-length infectious clone (rCPV) of CPV. Feline kidney (F81) cells were transfected with rCPV incorporating an engineered EcoR I site that served as a genetic marker. The rescued virus was i ...
DOI:
10.1007/s11262-017-1497-0

11. A three-way junction structure-based isothermal exponential amplification strategy for sensitive detection of 3′-terminal 2′-O-methylated plant microRNA

Author:
Xiangdong Wang; Hui Wang; Chenghui Liu; Honghong Wang; Zhengping Li
Source:
Chemical communications 2017 v.53 no.6 pp. 1124-1127
ISSN:
1364-548X
Subject:
animals; chemical compounds; microRNA; polymerization
Abstract:
... Plant microRNAs (miRNAs) differ from animal miRNAs in that they are 2′-O-methylated at the 3′ end nucleotide which limits the ability of plant miRNAs to serve as primers for polymerization reactions. Herein, we have rationally designed a three-way junction structure-based isothermal exponential amplification reaction (3WJ-EXPAR) which is well-suited for sensitive detection of 3′-terminal 2′-O-meth ...
DOI:
10.1039/c6cc08726d

12. Accessing the inaccessible: discrete multinuclear coordination complexes and selective anion binding attainable only by tethering ligands together

Author:
Basil M. Ahmed; Gellert Mezei
Source:
Chemical communications 2017 v.53 no.6 pp. 1029-1032
ISSN:
1364-548X
Subject:
carbonates; chemical reactions; ethylene; ligands; sulfates
Abstract:
... Novel multimetallic copper pyrazolate complexes, inaccessible using simple pyrazole ligands due to competing, alternative structural motifs, can be obtained by locking pairs of pyrazole ligands together with ethylene tethers. Nanojars based on this tethered pyrazole ligand display unexpected total selectivity for the carbonate over the sulfate ion. ...
DOI:
10.1039/c6cc09197k

13. Activity of Na+/K+-ATPase and the content of phospholipids in the blue mussel Mytilus edulis L. during environmental temperature changes

Author:
N. N. Nemova; E. I. Kaivarainen; N. N. Fokina
Source:
Applied biochemistry and microbiology 2017 v.53 no.6 pp. 699-702
ISSN:
0003-6838
Subject:
Mytilus edulis; ambient temperature; gills; hepatopancreas; lysophosphatidylcholine; mussels; phosphatidylethanolamines; phosphatidylserines; sodium-potassium-exchanging ATPase
Abstract:
... Changes in the activity of Na⁺/K⁺-ATPase and content of membrane lipids (phospholipids) in the gills and hepatopancreas of the blue mussel Mytilus edulis L. have been studied during a sharp temperature increase under aquarian managed conditions. The most pronounced changes were recorded in mollusk gills. A correlation of changes in the activity of membrane-bound Na⁺/K⁺-ATPase and phospholipid cont ...
DOI:
10.1134/S0003683817060114

14. AgNO3 prevents the occurrence of hyperhydricity in Dianthus chinensis L. by enhancing water loss and antioxidant capacity

Author:
Hongyang Gao; Pinsan Xu; Jiawei Li; Huining Ji; Lijia An; Xiuying Xia
Source:
In vitro cellular & developmental biology 2017 v.53 no.6 pp. 561-570
ISSN:
1054-5476
Subject:
Dianthus chinensis; antioxidant activity; enzyme activity; ethylene; guard cells; hydrogen peroxide; hyperhydricity; in vitro culture; in vitro studies; micropropagation; plantlets; silver nitrate; water content
Abstract:
... Hyperhydricity symptoms are common and significant during the in vitro culture of Dianthus chinensis L. and greatly affect the micropropagation and regeneration of cultured plantlets. However, effective measures for preventing such abnormalities have not been developed for this species. Silver nitrate (AgNO₃) has been shown to revert hyperhydric plantlets to a normal state. Nevertheless, the effec ...
DOI:
10.1007/s11627-017-9871-0

15. Allyl borates: a novel class of polyhomologation initiators

Author:
De Wang; Nikos Hadjichristidis
Source:
Chemical communications 2017 v.53 no.6 pp. 1196-1199
ISSN:
1364-548X
Subject:
borates; chemical reactions; nuclear magnetic resonance spectroscopy
Abstract:
... Allyl borates, a new class of monofunctional polyhomologation initiators, are reported. These monofunctional initiators are less sensitive and more effective towards polymethylene-based architectures. As an example, the synthesis of α-vinyl-ω-hydroxypolymethylenes is given. By designing/synthesizing different allylic borate initiators, and using ¹H and ¹¹B NMR spectroscopy, the initiation mechanis ...
DOI:
10.1039/c6cc09047h

16. Alternatives to regular urea for abating N losses in lettuce production under sub-tropical climate

Author:
Rafael R. Cantú; Celso Aita; Alexandre Doneda; Diego A. Giacomini; Alexandre Dessbesell; Marlon Arenhardt; Géssica G. De Bastiani; Stefen B. Pujol; Philippe Rochette; Martin H. Chantigny; Sandro J. Giacomini
Source:
Biology and fertility of soils 2017 v.53 no.6 pp. 589-599
ISSN:
0178-2762
Subject:
acidification; ammonia; application rate; composting; crop production; dicyandiamide; emissions factor; greenhouse gas emissions; leaching; lettuce; nitrates; nitrification; nitrous oxide; pig manure; risk; soil; soil solution; subtropics; urea; urease
Abstract:
... Alternative fertilization practices are needed for reducing gaseous and leaching N losses at high urea application rates. The objective of this study was to compare gaseous N emissions (N₂O and NH₃) and NO₃ ⁻ concentrations in the soil solution during two successive lettuce cropping seasons under contrasting fertilization practices. Treatments were fertilization with regular urea (U), urea treated ...
DOI:
10.1007/s00374-017-1202-4

17. Analysis of GJB6 (Сx30) and GJB3 (Сx31) genes in deaf patients with monoallelic mutations in GJB2 (Сx26) gene in the Sakha Republic (Yakutia)

Author:
V. G. Pshennikova; N. A. Barashkov; A. V. Solovyev; G. P. Romanov; E. E. Diakonov; N. N. Sazonov; I. V. Morozov; A. A. Bondar; O. L. Posukh; L. U. Dzhemileva; E. K. Khusnutdinova; M. I. Tomsky; S. A. Fedorova
Source:
Russian journal of genetics 2017 v.53 no.6 pp. 688-697
ISSN:
1022-7954
Subject:
DNA; alleles; connexins; deafness; diagnostic techniques; etiology; hearing; heterozygosity; mutants; mutation; patients; Siberia
Abstract:
... Тhe DNA testing of autosomal recessive deafness type 1A (DFNB1A, MIM 220290) is complicated when deaf patients have only monoallelic (heterozygous) recessive mutations in the GJB2 (Сх26) gene that is uninformative for establishment of diagnosis. Such patients may be “random” heterozygous carriers of GJB2 mutations as well as have the mutant allele in a cis-regulatory region of GJB2 gene, in elemen ...
DOI:
10.1134/S1022795417030103

18. Analysis of soluble factors in conditioned media derived from primary cultures of cirrhotic liver of biliary atresia

Author:
Taisuke Yamazaki; Mariko Wakai; Shin Enosawa; Takayoshi Tokiwa
Source:
In vitro cellular & developmental biology 2017 v.53 no.6 pp. 564-573
ISSN:
1071-2690
Subject:
Western blotting; abnormal development; bone morphogenetic proteins; culture media; dose response; hepatocyte growth factor; hepatocyte growth factor receptor; in vitro studies; liver; liver diseases; neonates; patients; stem cells; therapeutics; transforming growth factors
Abstract:
... Biliary atresia (BA) is a rare and serious liver disease in newborn infants. Previously, we reported that non-parenchymal cell (NPC) fractions from cirrhotic liver of BA may contain hepatic stem/progenitor cells in primary culture of NPC fractions. In this study, NPC fractions were subjected to primary or passage culture and found that clusters of hepatocyte-like cells appear even without adding h ...
DOI:
10.1007/s11626-017-0144-3

19. Antigenic variability of foot-and-mouth disease virus serotype O during serial cytolytic passage

Author:
Saravanan Subramaniam; Biswajit Das; Jitendra K. Biswal; Rajeev Ranjan; Bramhadev Pattnaik
Source:
Virus genes 2017 v.53 no.6 pp. 931-934
ISSN:
0920-8569
Subject:
Foot-and-mouth disease virus; amino acid substitution; antigenic variation; capsid; genome; serotypes; vaccines
Abstract:
... The emergence and disappearance of antigenic variants of foot-and-mouth disease virus (FMDV) during a field outbreak occurs periodically due to the volatile nature of its genome. In the present analysis, change in antigenic behavior of serotype O FMDV during the serial cytolytic passage in the absence of immune pressure was observed. Initially, the isolate showed a poor antigenic match (relationsh ...
DOI:
10.1007/s11262-017-1494-3

20. Antimicrobial potential of alkalophilic micromycetes Emericellopsis alkalina

Author:
A. A. Baranova; M. L. Georgieva; E. N. Bilanenko; Ya. A. Andreev; E. A. Rogozhin; V. S. Sadykova
Source:
Applied biochemistry and microbiology 2017 v.53 no.6 pp. 703-710
ISSN:
0003-6838
Subject:
Aspergillus niger; Candida; absorption; active ingredients; antibiotics; antifungal agents; antifungal properties; antimicrobial peptides; molds (fungi); molecular weight; wavelengths; yeasts
Abstract:
... The ability of alkalophilic micromycetes of the Emericellopsis alkalinа to produce antimicrobial peptides has been studied. Evaluation of the spectrum and the yield of antibiotic compounds has allowed us to choose a promising producer of peptide antimycotics, Emericellopsis аlkalinа А118. The producer exhibits antifungal activity against conditionally pathogenic yeast and mold fungi, i.e., Candida ...
DOI:
10.1134/S0003683817060035