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You searched for: Journal name International journal of biological macromolecules Remove constraint Journal name: International journal of biological macromolecules Publication year rev 7980-2020 Remove constraint Publication year rev: 7980-2020 Source 2020 v.149 Remove constraint Source: 2020 v.149
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1. A novel acidic polysaccharide from the residue of Panax notoginseng and its hepatoprotective effect on alcoholic liver damage in mice

Author:
Chengxiao Wang; Luoyao Zheng; Shengnan Liu; Xiaoxi Guo; Yuan Qu; Mingju Gao; Xiuming Cui; Ye Yang
Source:
International journal of biological macromolecules 2020 v.149 pp. 1084-1097
ISSN:
0141-8130
Subject:
Panax notoginseng; alanine transaminase; alcohol dehydrogenase; alcohols; antioxidant enzymes; aspartate transaminase; glutathione peroxidase; hepatoprotective effect; liver; malondialdehyde; metabolism; mice; molecular weight; polysaccharides; superoxide dismutase; toxicity; triacylglycerols
Abstract:
... This study presented the first purification and characterization of a hepatoprotective polysaccharide (PNPS-0.5 M) from the residue of Panax notoginseng (Burk.) F.H. Chen. This polysaccharide included a backbone of (4 → 1)-linked GalA and branches of (1→)-linked Araf, (1→)-linked Rhap, and (5 → 1)-linked Araf and had an extremely high molecular weight (2600 kDa). We investigated the hepatoprotecti ...
DOI:
10.1016/j.ijbiomac.2020.02.034

2. A β-glucan from Grifola frondosa effectively delivers therapeutic oligonucleotide into cells via dectin-1 receptor and attenuates TNFα gene expression

Author:
Hao Cui; Xinying Zhu; Zhengyi Huo; Bingbing Liao; Jingping Huang; Zhenxing Wang; Chunhui Song; Xiangguo Hu; Jianping Fang
Source:
International journal of biological macromolecules 2020 v.149 pp. 801-808
ISSN:
0141-8130
Subject:
Fourier transform infrared spectroscopy; Grifola frondosa; beta-glucans; bioactive properties; fruiting bodies; gene expression; inflammation; macrophages; medicinal fungi; moieties; molecular weight; neoplasms; nuclear magnetic resonance spectroscopy; nutritive value; oligonucleotides; secretion; sodium hydroxide; therapeutics; tumor necrosis factor-alpha
Abstract:
... Grifola frondosa is an edible and medicinal mushroom with great nutritional values and bioactivities. In the present study, a soluble homogeneous β-glucan, GFPS, with high molecular mass of 5.42 × 10⁶ Da was purified from the fruit bodies of Grifola frondosa using 5% cold NaOH. The structure of GFPS was determined with FT-IR, NMR, and monosaccharide composition analysis, and was identified to be a ...
DOI:
10.1016/j.ijbiomac.2020.01.236

3. Biosynthesis of polyhydroxyalkanoates from sucrose by metabolically engineered Escherichia coli strains

Author:
Yu Jung Sohn; Hee Taek Kim; Kei-Anne Baritugo; Hye Min Song; Mi Hee Ryu; Kyoung Hee Kang; Seo Young Jo; Hoyong Kim; You Jin Kim; Jong-il Choi; Su Kyeong Park; Jeong Chan Joo; Si Jae Park
Source:
International journal of biological macromolecules 2020 v.149 pp. 593-599
ISSN:
0141-8130
Subject:
Clostridium propionicum; Cupriavidus necator; Escherichia coli; Mannheimia; Pseudomonas; beta-fructofuranosidase; biorefining; biosynthesis; carbon; cost effectiveness; fermentation; fructose; glucose; metabolic engineering; poly-3-hydroxybutyrate; sucrose
Abstract:
... Sucrose utilization has been established in Escherichia coli strains by expression of Mannheimia succiniciproducens β-fructofuranosidase (SacC), which hydrolyzes sucrose into glucose and fructose. Recombinant E. coli strains that can utilize sucrose were examined for their abilities to produce poly(3-hydroxybutyrate) [P(3HB)] and poly(3-hydroxybutyrate-co-lactate) [P(3HB-co-LA)] from sucrose. When ...
DOI:
10.1016/j.ijbiomac.2020.01.254

4. Chitosan mediated solid lipid nanoparticles for enhanced liver delivery of zedoary turmeric oil in vivo

Author:
Bo Yang; Jiaqi Jiang; Lei Jiang; Peiyu Zheng; Fuling Wang; Yang Zhou; Zhong Chen; Minghui Li; Mingming Lian; Shukun Tang; Xiaoying Liu; Haisheng Peng; Qun Wang
Source:
International journal of biological macromolecules 2020 v.149 pp. 108-115
ISSN:
0141-8130
Subject:
antineoplastic activity; bioavailability; chitosan; coatings; drug therapy; drugs; high performance liquid chromatography; hydrophobicity; in vitro studies; lipids; liquids; liver; nanoparticles; oils; scanners; transmission electron microscopes; transmission electron microscopy; turmeric
Abstract:
... Zedoary turmeric oil (ZTO) has a strong antitumor activity. However, its volatility, insolubility, low bioavailability, and difficulty of medication owing to oily liquid limit its clinical applications. Solid lipid nanoparticles can provide hydrophobic environment to dissolve hydrophobic drug and solidify the oily active composition to decrease the volatility and facilitate the medication. Chitosa ...
DOI:
10.1016/j.ijbiomac.2020.01.222

5. Controlled release of silver ions from AgNPs using a hydrogel based on konjac glucomannan and chitosan for infected wounds

Author:
Yungang Jiang; Jinjian Huang; Xiuwen Wu; Yanhan Ren; Zongan Li; Jianan Ren
Source:
International journal of biological macromolecules 2020 v.149 pp. 148-157
ISSN:
0141-8130
Subject:
animal models; antimicrobial properties; chitosan; crosslinking; cytotoxicity; hydrogels; inflammation; ions; konjac mannan; nanocomposites; nanosilver; rats; silver; tissue repair
Abstract:
... Konjac glucomannan is a biocompatible polysaccharide with high medicinal potential. In this study, we prepared a hydrogel using an optimized crosslinking konjac glucomannan and chitosan. Silver nanoparticles (AgNPs) were incorporated into the hydrogel to enhance its antimicrobial property. This nanocomposite hydrogel could absorb wound exudates due to its swelling ability, and showed self-healing ...
DOI:
10.1016/j.ijbiomac.2020.01.221

6. Decoding allosteric communication pathways in protein lysine acetyltransferase

Author:
Ashfaq Ur Rehman; Mueed Ur Rahman; Shaoyong Lu; Hao Liu; Jia-Yi Li; Taaha Arshad; Abdul Wadood; Ho Leung Ng; Hai-Feng Chen
Source:
International journal of biological macromolecules 2020 v.149 pp. 70-80
ISSN:
0141-8130
Subject:
Escherichia coli; Mycobacterium tuberculosis; acetylation; acetyltransferases; active sites; bacteria; binding sites; campgrounds; carbon metabolism; catalytic activity; cyclic AMP; lysine; molecular dynamics
Abstract:
... In bacteria, protein lysine acetylation circuits can control core processes such as carbon metabolism. In E. coli, cyclic adenosine monophosphate (cAMP) controls the transcription level and activity of protein lysine acetyltransferase (PAT). The M. tuberculosis PatA (Mt-PatA) resides in two different conformations; the activated state and autoinhibited state. However, the mechanism of cAMP alloste ...
DOI:
10.1016/j.ijbiomac.2020.01.213

7. Development of pH indicator and antimicrobial cellulose nanofibre packaging film based on purple sweet potato anthocyanin and oregano essential oil

Author:
Shunli Chen; Min Wu; Peng Lu; Lin Gao; Shun Yan; Shuangfei Wang
Source:
International journal of biological macromolecules 2020 v.149 pp. 271-280
ISSN:
0141-8130
Subject:
Escherichia coli; Listeria monocytogenes; X-ray diffraction; anthocyanins; anti-infective agents; antimicrobial properties; cellulose; color; colorimetry; crystal structure; food quality; light; modulus of elasticity; nanofibers; natural dyes; oregano oil; pH; packaging films; shelf life; sweet potatoes; tensile strength
Abstract:
... A pH indicator and antimicrobial cellulose nanofibre packaging film was developed based on cellulose nanofibres as film matrix, anthocyanins from purple sweet potato as a natural dye and oregano essential oil as an antimicrobial agent. The colour of the anthocyanin solution was noticeably different from pH 2 to pH 12. The developed film sensitively responded to a change of pH and showed an obvious ...
DOI:
10.1016/j.ijbiomac.2020.01.231

8. Development of the PVA/CS nanofibers containing silk protein sericin as a wound dressing: In vitro and in vivo assessment

Author:
Hamid Reza Bakhsheshi-Rad; Ahmad Fauzi Ismail; Madzlan Aziz; Mohsen Akbari; Zhina Hadisi; Mahdi Omidi; Xiongbiao Chen
Source:
International journal of biological macromolecules 2020 v.149 pp. 513-521
ISSN:
0141-8130
Subject:
Escherichia coli; Staphylococcus aureus; chitosan; collagen; fibroblasts; hydrophilicity; nanofibers; polyvinyl alcohol; sericin; silk; strength (mechanics); tetracycline; tissue repair
Abstract:
... Skin and soft tissue infections are major concerns with respect to wound repair. Recently, anti-bacterial wound dressings have been emerging as promising candidates to reduce infection, thus accelerating the wound healing process. This paper presents our work to develop and characterize poly(vinyl alcohol) (PVA)/chitosan (CS)/silk sericin (SS)/tetracycline (TCN) porous nanofibers, with diameters v ...
DOI:
10.1016/j.ijbiomac.2020.01.139

9. Efficient wound healing composite hydrogel using Egyptian Avena sativa L. polysaccharide containing β-glucan

Author:
Rania EL Hosary; Shereen M.S. El-Mancy; Kadriya S. El Deeb; Hanaa H. Eid; Mona E. EL Tantawy; Manal M. Shams; Rasha Samir; Nouran H. Assar; Amany A. Sleem
Source:
International journal of biological macromolecules 2020 v.149 pp. 1331-1338
ISSN:
0141-8130
Subject:
Avena sativa; anti-inflammatory activity; bacitracin; beta-glucans; bioadhesives; carboxymethylcellulose; disk diffusion antimicrobial test; edema; freeze-thaw cycles; glucose; hydrogels; hydrophilicity; in vivo studies; polyvinylpyrrolidone; rats; tissue repair
Abstract:
... The purpose of this study was to develop an efficient wound healing PVA-biopolymer composite hydrogel using the polysaccharide derived from Egyptian Avena sativa L. The prepared polysaccharide showed high β-glucan content which accelerates wound healing. The β-glucan content was 13.28% and GC analysis revealed that glucose was the major sugar component (71.19%). Different PVA-polysaccharide hydrog ...
DOI:
10.1016/j.ijbiomac.2019.11.046

10. Electrospun gelatin matrices with bioactive pDNA polyplexes

Author:
Porntipa Pankongadisak; Eleni Tsekoura; Orawan Suwantong; Hasan Uludağ
Source:
International journal of biological macromolecules 2020 v.149 pp. 296-308
ISSN:
0141-8130
Subject:
alkaline phosphatase; aspartic acid; bone formation; gelatin; gene expression; humans; medicine; mice; mixing; myoblasts; osteoblasts; plasmids; polyethylene glycol; polyethyleneimine; transfection; zeta potential
Abstract:
... Recent advances in electrospinning are yielding intricate scaffolds for use in regenerative medicine. To explore the possibility of creating bioactive scaffolds with functional gene expression systems, electrospun gelatin mats bearing plasmid DNA (pDNA) polyplexes are explored. The pDNA is first condensed with a lipid-modified polyethylenimine (PEI) to create polyplexes including a poly(aspartic a ...
DOI:
10.1016/j.ijbiomac.2020.01.252

11. Enzyme embedded metal organic framework (enzyme–MOF): De novo approaches for immobilization

Author:
Shamraja S. Nadar; Leena Vaidya; Virendra K. Rathod
Source:
International journal of biological macromolecules 2020 v.149 pp. 861-876
ISSN:
0141-8130
Subject:
biocomposites; biomineralization; catalytic activity; coordination polymers; coprecipitation; enzyme kinetics; immobilized enzymes; magnetism; porous media; storage quality
Abstract:
... The porous material has been considered as a potential candidate for immobilizing enzymes. Recently, metal organic framework (MOF) has been emerged as a hybrid organic inorganic material with unique intrinsic properties such as well-defined pore structure, excellent chemico-thermal stability, and extremely high surface areas which make them as a suitable scaffold for enzyme immobilization. The out ...
DOI:
10.1016/j.ijbiomac.2020.01.240

12. Facile fabrication of Cu(II) coordinated chitosan-based magnetic material for effective adsorption of reactive brilliant red from aqueous solution

Author:
Siyuan Yu; Jianlan Cui; Jingbao Wang; Congshan Zhong; Xiao Wang; Ning Wang
Source:
International journal of biological macromolecules 2020 v.149 pp. 562-571
ISSN:
0141-8130
Subject:
Fourier transform infrared spectroscopy; X-ray diffraction; X-ray photoelectron spectroscopy; adsorbents; adsorption; aqueous solutions; cations; copper; dyes; electrostatic interactions; endothermy; ionic strength; iron oxides; kinetics; magnetic materials; magnetism; models; nitrogen; pH; scanning electron microscopy; silica; sorption isotherms; temperature; thermodynamics; thermogravimetry; wastewater
Abstract:
... In order to effectively remove reactive brilliant red (RBR) in aqueous solution, a novel Cu(II) coordinated chitosan-based magnetic composite (CTS-Cu@SiO₂@Fe₃O₄) was prepared. The physicochemical properties of the resultant adsorbent were characterized by Fourier transform infrared (FTIR) spectroscopy, X-ray diffraction (XRD), vibrating sample magnetometer (VSM) thermogravimetric (TG) analysis, sc ...
DOI:
10.1016/j.ijbiomac.2020.01.285

13. Facile fabrication of silver on magnetic nanocomposite (Fe3O4@Chitosan –AgNP nanocomposite) for catalytic reduction of anthropogenic pollutant and agricultural pathogens

Author:
Prerana D. Tomke; Virendra K. Rathod
Source:
International journal of biological macromolecules 2020 v.149 pp. 989-999
ISSN:
0141-8130
Subject:
Aspergillus niger; Colletotrichum coccodes; Fourier transform infrared spectroscopy; Pyricularia; X-ray diffraction; X-ray photoelectron spectroscopy; antifungal properties; catalytic activity; chemical reduction; chitosan; energy; energy-dispersive X-ray analysis; fish; industrial wastes; iron; iron oxides; magnetism; nanocatalysts; nanocomposites; nanosilver; p-nitrophenol; pathogens; pollutants; pollution control; reducing agents; scanning electron microscopy; silver; sodium borohydride; stabilizers; total soluble solids; transmission electron microscopy
Abstract:
... In this work, a novel approach was developed to synthesis advance magnetic nano-catalyst; Fe₃O₄@Chitosan –AgNP nanocomposite. It is made up of chitosan (fish industry-waste) doped onto the magnetic core with active silver nanoparticles on the exterior shell using NaBH₄ as reductant and total soluble solids (dairy effluent-waste) as a stabilizing agent. TEM images confirm the average mean diameter ...
DOI:
10.1016/j.ijbiomac.2020.01.183

14. Functional properties of composites containing silver nanoparticles embedded in hyaluronan and hyaluronan-lecithin matrix

Author:
Gohar Khachatryan; Karen Khachatryan; Magdalena Krystyjan; Marcel Krzan; Lusine Khachatryan
Source:
International journal of biological macromolecules 2020 v.149 pp. 417-423
ISSN:
0141-8130
Subject:
antimicrobial properties; foil; functional properties; gels; green chemistry; hyaluronic acid; hydrophilicity; hydrophobicity; lecithins; mechanical properties; nanomedicine; nanosilver; silver; sustainable technology
Abstract:
... The rapid progress of nanotechnology triggers the development of nanomedicine. As the antimicrobial properties of nanosilver are well known, there is a huge interest in the synthesis of silver nanoparticles using environmentally-friendly methods. In this study we described the functional (rheological, mechanical, surface, structural) properties of gels and foils containing silver nanoparticles emb ...
DOI:
10.1016/j.ijbiomac.2020.01.260

15. Gelatinized sweet potato starches obtained at different preheating temperatures in a spray dryer

Author:
Thaís Paes Rodrigues dos Santos; Célia Maria Landi Franco; Magali Leonel
Source:
International journal of biological macromolecules 2020 v.149 pp. 1339-1346
ISSN:
0141-8130
Subject:
crystal structure; enthalpy; gelatinization; gelatinization temperature; nonfood industry; spray drying; starch granules; sweet potato starch; sweet potatoes
Abstract:
... Native sweet potato starch was gelatinized at temperatures between 57 and 69 °C and then spray dried, to verify the changes caused by this process. The spray dried starch granules initially swelled with the increase in preheating temperature, displaying a larger diameter, but shrank upon colling. There was an increase in the gelatinization temperature and a decrease in the enthalpy change of the s ...
DOI:
10.1016/j.ijbiomac.2019.11.105

16. Graphene oxide-terminated hyperbranched amino polymer-carboxymethyl cellulose ternary nanocomposite for efficient removal of heavy metals from aqueous solutions

Author:
Qiaoping Kong; Sergei Preis; Leli Li; Pei Luo; Yun Hu; Chaohai Wei
Source:
International journal of biological macromolecules 2020 v.149 pp. 581-592
ISSN:
0141-8130
Subject:
Fourier transform infrared spectroscopy; Raman spectroscopy; X-ray photoelectron spectroscopy; adsorbents; adsorption; aqueous solutions; binding capacity; cellulose; copper; density functional theory; graphene oxide; heavy metals; lead; models; moieties; nanocomposites; scanning electron microscopy; sorption isotherms
Abstract:
... A high-efficiency graphene oxide-terminated hyperbranched amino polymer-carboxymethyl cellulose ternary nanocomposite (GO-HBP-NH₂-CMC) was fabricated for adsorbing heavy metals from aqueous solutions. The adsorbent was characterized by SEM, FT-IR, Raman, and XPS analyses showing its porous architecture, rough surface, abundant N- and O-containing functional groups providing enhanced binding abilit ...
DOI:
10.1016/j.ijbiomac.2020.01.185

17. Hydrophobically-modified gelatin hydrogel as a carrier for charged hydrophilic drugs and hydrophobic drugs

Author:
Takayuki Takei; Ryosuke Yoshihara; So Danjo; Yoshiki Fukuhara; Courtney Evans; Rio Tomimatsu; Yoshihiro Ohzuno; Masahiro Yoshida
Source:
International journal of biological macromolecules 2020 v.149 pp. 140-147
ISSN:
0141-8130
Subject:
adsorption; angiogenesis; crosslinking; cytotoxicity; dimethyl sulfoxide; drugs; fibroblast growth factor 2; fluorescein; freeze drying; gelatin; hydrogels; hydrophilicity; hydrophobic bonding; hydrophobicity; in vitro studies; models; therapeutics
Abstract:
... Gelatin molecules have been chemically crosslinked using potentially cytotoxic reagents to prepare stable hydrogels. Hydrophobic interaction is a means of forming physical crosslinks that is a good candidate for enhancing the stability of gelatin hydrogels without using cytotoxic chemicals. In this study, we proposed a new method to fabricate hydrogels from hydrophobically-modified gelatin (HMG) w ...
DOI:
10.1016/j.ijbiomac.2020.01.227

18. Impact of high throughput green synthesized silver nanoparticles on agronomic traits of onion

Author:
Moustafa M.G. Fouda; Nader R. Abdelsalam; Mehrez E. El-Naggar; Amera F. Zaitoun; Bilkess M.A. Salim; May Bin-Jumah; Ahmed A. Allam; Sayed A. Abo-Marzoka; Essam E. Kandil
Source:
International journal of biological macromolecules 2020 v.149 pp. 1304-1317
ISSN:
0141-8130
Subject:
Allium cepa; Liliaceae; agronomic traits; carbon dioxide; crops; fertilizers; foliar application; gas chromatography-mass spectrometry; genotoxicity; harvesting; human health; iron; irrigation; markets; methylene chloride; mutation; nanoparticles; nanosilver; onions; particle size; scanning electron microscopy; sowing; stomatal conductance; transmission electron microscopy; yield components; zeta potential; zinc; Nebraska
Abstract:
... Onion (Allium cepa L.) which is belonging to the family Liliaceae, is one of the greatest vital crops field worldwide. In this current work, Stored, high throughput and green synthesized silver nanoparticles; AgNPs (2000 ppm) were used as an eco-friendly nano fertilizer for onion in field conditions. All state of art analysis (Uv–vis, TEM, SEM, particle size analyzer and zeta potential) were used ...
DOI:
10.1016/j.ijbiomac.2020.02.004

19. Impregnation of magnetic - Momordica charantia leaf powder into chitosan for the removal of U(VI) from aqueous and polluted wastewater

Author:
Gutha Yuvaraja; Minhua Su; Di-Yun Chen; Yixiong Pang; Ling-Jun Kong; Munagapati Venkata Subbaiah; Jet-Chau Wen; Guda Mallikarjuna Reddy
Source:
International journal of biological macromolecules 2020 v.149 pp. 127-139
ISSN:
0141-8130
Subject:
Fourier transform infrared spectroscopy; Momordica charantia; X-ray diffraction; adsorbents; chitosan; endothermy; leaves; magnetism; models; nuclear power; pH; pollutants; porosity; radioactively contaminated water; raw materials; scanning electron microscopy; sorption; sorption isotherms; surface area; uranium
Abstract:
... Uranium (U(VI)) is radioactive and the primary raw material in the production of nuclear energy. Hence the research associated with uranium removal gained a lot of importance because to reduce the threat of uranium contamination to ecology and its environment surroundings. Thus, economically as well as environmentally friendly sorbents with a good sorption capacity have to be acquired for the remo ...
DOI:
10.1016/j.ijbiomac.2020.01.200

20. Improved characterization of nanofibers from bacterial cellulose and its potential application in fresh-cut apples

Author:
Xichuan Zhai; Dehui Lin; Wenwen Li; Xingbin Yang
Source:
International journal of biological macromolecules 2020 v.149 pp. 178-186
ISSN:
0141-8130
Subject:
apples; biocompatibility; cellulose; cellulose nanofibers; coatings; firmness; food industry; fresh-cut produce; hydrochloric acid; hydrolysis; particle size; polymers; thermal stability; titratable acidity; total soluble solids; viscosity; weight loss; zeta potential
Abstract:
... The present research aimed to study the nanofibers from bacterial cellulose (BC) by HCl hydrolysis and explore its new potential application in fresh-cut apples. Bacterial cellulose nanofibers (BCNs) showed low and more homogeneity particle size, as well as higher zeta potential and transparency in comparison with BC, which was confirmed by morphological analysis. Physical properties analysis show ...
DOI:
10.1016/j.ijbiomac.2020.01.230