Natural and synthetic polymers/bioceramics/bioactive compounds-mediated cell signalling in bone tissue engineering.

abstract：:The structural complexity of lignins necessitates characterization and isolation methodologies for assessing their appropriateness for thermo-chemical systems and material applications. Lignins prepared via two pulping methods (organosolv and soda) were comprehensively investigated by analyzing the properties, includi...

journal_title：International journal of biological macromolecules

authors： Kim GH,Um BH

更新日期：2020-04-29 00:00:00

abstract：:The green composite cassava starch films were prepared using stearic acid modified microcrystalline cellulose (M-MCC)/nanocellulose (M-NCC) as strength agent, which shows good mechanical and hydrophobic properties and is a candidate for food package in this work. Microcrystalline cellulose (MCC) was prepared with 98% ...

journal_title：International journal of biological macromolecules

authors： Chen Q,Shi Y,Chen G,Cai M

更新日期：2020-01-01 00:00:00

abstract：:Development of a gastroretentive sustained release tablet of metformin based on poly (acrylic acid)-grafted-gellan (PAAc-g-GG) is the main purpose of this study. At first, PAAc-g-GG was synthesized by microwave-promoted free radical initiation method using cerric (IV) ammonium nitrate (CAN) as redox initiator and char...

journal_title：International journal of biological macromolecules

authors： Sarkar D,Nandi G,Changder A,Hudati P,Sarkar S,Ghosh LK

更新日期：2017-03-01 00:00:00

abstract：:This work reports the chemical composition and antimicrobial activity of the essential oil as well as antioxidant and anti-cancer activities of ethyl acetate and aqueous extracts from leaf and stem of Stachys schtschegleevii. The structure of volatile parts and effective phenolic compounds as biological macromolecules...

journal_title：International journal of biological macromolecules

authors： Nasrollahi S,Ghoreishi SM,Ebrahimabadi AH,Khoobi A

更新日期：2019-05-01 00:00:00

abstract：:Arginine kinase (AK) plays a key role in ATP buffering systems of tissues and nerves that display high and variable rates of ATP turnover and is widely distributed in invertebrate animals. The enzyme is also found in unicellular organisms, protists and bacteria, but its occurrence is intermittent among species. The AK...

journal_title：International journal of biological macromolecules

authors： Suzuki T,Soga S,Inoue M,Uda K

更新日期：2013-06-01 00:00:00

abstract：:The polysaccharide fraction of Bletilla ochracea (BOP) was isolated from its tubers, and purified by DEAE-52 Cellulose and Sephadex G-200 column chromatography. The structural features of BOP were analyzed by GC-MS, HPLP, FT-IR, methylation and NMR. The average molecular weight of BOP was approximately 4.9 × 105 Da, a...

journal_title：International journal of biological macromolecules

authors： Niu J,Wang S,Wang B,Chen L,Zhao G,Liu S,Wang S,Wang Z

更新日期：2020-07-01 00:00:00

abstract：:A chitosan-silver nanoparticle solution (CSNS) was applied as a coating material to Hanji (Korean traditional paper), and the properties of the coated paper were investigated as a function of the dilution ratio. The required CSNS was first prepared from AgNO3 (30mmol) by utilizing chitosan as a reducing and stabilizin...

journal_title：International journal of biological macromolecules

authors： Jung J,Raghavendra GM,Kim D,Seo J

更新日期：2016-12-01 00:00:00

abstract：:The most remarkable conformational transition in nature is the B-to-Z transition of DNA which not only contributes for epigenetic regulation but also is exploited to create several advanced nanomaterials for sensing and nanomechanics. The present communication focuses on the intrinsic factors that control the La3+/Ce3...

journal_title：International journal of biological macromolecules

authors： Bhanjadeo MM,Baral B,Subudhi U

更新日期：2019-09-15 00:00:00

abstract：:The development of advanced adsorbents with fast adsorption rate, simple preparation, low cost, and high adsorption capacity is one of the most important topics for water purification. Herein, a novel and pollution-free adsorbent, three-dimensional nanoporous starch-based nanomaterial (3D-PSN), was prepared via sacrif...

journal_title：International journal of biological macromolecules

authors： Fang Y,Lv X,Xu X,Zhu J,Liu P,Guo L,Yuan C,Cui B

更新日期：2020-12-01 00:00:00

abstract：:Possible roles of two different Arginine (Arg; R) 213 and 337 on kinetic and structural stability of Photinus pyralis luciferase have been investigated using thermal and chemical denaturation studies. This enzyme is highly sensitive to protease digestion and temperature, which limits its fieldability, particularly for...

journal_title：International journal of biological macromolecules

authors： Riahi-Madvar A,Hosseinkhani S,Rezaee F

更新日期：2013-01-01 00:00:00

abstract：:The synthesis and characterization of a novel biodegradable graft copolymer based on partially hydrolyzed polymethylacrylate (PMA) grafted amylopectin (AP) was reported which was developed for the synthesis of silver nanoparticles from silver nitrate solution by facile green technique. The prepared graft copolymer was...

journal_title：International journal of biological macromolecules

authors： Das S,Sasmal D,Pal S,Kolya H,Pandey A,Tripathy T

更新日期：2015-11-01 00:00:00

abstract：:Chitosan, a naturally occurring biopolymer, has received considerable attention for pharmaceutical applications due to its biocompatible, biodegradable and less toxic properties. In this study, sulfated chitooligosaccharides (COS-S) with different degrees of substitution (DS) were prepared to improve both its water-so...

journal_title：International journal of biological macromolecules

authors： Lu X,Guo H,Sun L,Zhang L,Zhang Y

更新日期：2013-01-01 00:00:00

abstract：:An acidic homogeneous polysaccharide (HD-PS-1) was purified from Hedyotis diffusa (Willd.) Roxb. HD-PS-1 possessed a backbone chain of →[4)-β-Glcp-3-OAc-(1]6→[6)-β-Manp-(1]2→6)-α-Galp-(1→[4)-α-Galp-(1]2→, with three branches of β-Manp-(1→3)-β-GlcpA, α-Rhap-(1→3)-α-Rhap and α-Galp attached to the backbone chain at O-4 ...

journal_title：International journal of biological macromolecules

authors： Huo J,Lu Y,Jiao Y,Chen D

更新日期：2020-07-15 00:00:00

abstract：:A polysaccharide YCP was prepared from a marine filamentous fungus Keissleriella sp. YS4108, which exhibited as a molecular weight (Mw) of 2.4x10(3) kDa and its three sulfated derivatives (YCP-SL, YCP-SM and YCP-SH) were synthesized, the degree of substitution (DS) of which were determined to be 0.13, 0.99 and 1.3, wi...

journal_title：International journal of biological macromolecules

authors： Han F,Yao W,Yang X,Liu X,Gao X

更新日期：2005-09-15 00:00:00

abstract：:Polysaccharides were extracted from Pachyrrhizus erosus (PEP) and three fractions (PEP60, PEP80 and PEP95) were separated by ethanol precipitation. Antidiabetic activities of three fractions were evaluated by streptozotocin-induced diabetic mouse model. Three PEP fractions reduced fasting blood glucose levels in mice,...

journal_title：International journal of biological macromolecules

authors： Ma Q,Yuan L,Zhuang Y

更新日期：2018-07-15 00:00:00

abstract：:Oxidized sucrose cross-linked Schizophyllan nanogel was successfully synthesized via inverse emulsion method for the first time. The synthesis process was conducted in the absence of both toxic cross-linker and organic solvent. The nanogel crosslinking network was prepared using fractionated coconut oil as the continu...

journal_title：International journal of biological macromolecules

authors： Mousaviasl S,Saleh T,Shojaosadati SA,Boddohi S

更新日期：2018-12-01 00:00:00

abstract：:Corn starch was melt-blended with glycerol (70/30) to prepare thermoplastic starch (TPS) at 140 °C for 10 min. The TPS was melt-blended with polyethylene grafted with maleic anhydride (PE-MAH) and carboxymethyl cellulose (CMC) to improve the properties of the TPS. Phase determination analysis and SEM images demonstrat...

journal_title：International journal of biological macromolecules

authors： Jantanasakulwong K,Wongsuriyasak S,Rachtanapun P,Seesuriyachan P,Chaiyaso T,Leksawasdi N,Techapun C

更新日期：2018-12-01 00:00:00

abstract：:Norfloxacin chitosan/chitosan oligosaccharide microcapsules (NCCM) were prepared by emulsion-chemical crosslinking method. The characteristics of obtained microcapsules were evaluated by scanning electron microscopy, Fourier transform infrared spectroscopy and release experiments. Cumulative release profile of norflox...

journal_title：International journal of biological macromolecules

authors： Lian Z,Pan R,Wang J

更新日期：2016-11-01 00:00:00

abstract：:An acetylcholinesterase (AChE) purified from rat brain was immobilized onto gold nanoparticles (AuNPs) assembled on the surface of porous calcium carbonate (CaCO(3)) microsphere. The resulting AChE-AuNPs-CaCO(3) bioconjugate was mounted on the surface of Au electrode with the help of silica sol-gel matrix to prepare t...

journal_title：International journal of biological macromolecules

authors： Chauhan N,Narang J,Pundir CS

更新日期：2011-12-01 00:00:00

abstract：:Enormous masses of keratinous wastes are annually accumulated in the environment as byproducts of poultry processing and agricultural wastes. Keratin is a recalcitrant fibrous protein, which represents the major constituent of various keratin-rich wastes, which released into the environment in the form of feathers, ha...

journal_title：International journal of biological macromolecules

authors： Hassan MA,Abol-Fotouh D,Omer AM,Tamer TM,Abbas E

更新日期：2020-07-01 00:00:00

abstract：:In vitro fibrillation of hen egg white lysozyme (HEWL) causes complete reduction of Cu(II) to Cu(I) at pH 7. Here in the present article, we have shown the presence of both Cu(II) and Cu(I) at pH 11 during fibrillation of HEWL using electron paramagnetic resonance and Raman spectroscopy. Our results suggest the existe...

journal_title：International journal of biological macromolecules

authors： Ghosh S,Pandey NK,Bhattacharya S,Roy A,Nagy NV,Dasgupta S

更新日期：2015-05-01 00:00:00

abstract：:Interferon-inducible transmembrane protein 3 (IFITM3) inhibits the replication of multiple pathogenic viruses by blocking their entry. In this study, we constructed a shuttle plasmid, harboring human IFITM3. Thereafter, recombinant adenovirus rAd5-IFITM3 was obtained by co-transfection of the linearized viral backbone...

journal_title：International journal of biological macromolecules

authors： Du S,Jiang Y,Xu W,Bai J,Tian M,Wang M,Wang Y,Cao T,Song L,Jiang Y,Chen J,Fu T,Hao P,Li T,Wu S,Ren L,Jin N,Li C

更新日期：2019-06-15 00:00:00

abstract：:Accumulation of advanced glycation end products (AGEs) in tissues and serum plays important roles in diabetes-associated complications. Therefore, the identification of antiglycating compounds is attracting considerable interest. In this study, the structural changes associated with the glycation of superoxide dismuta...

journal_title：International journal of biological macromolecules

authors： Anwar S,Khan MA,Sadaf A,Younus H

更新日期：2014-08-01 00:00:00

abstract：:Sulfated polysaccharides are known to display activity against enveloped viruses, such as herpes and dengue. The aim of this work was to assess the antiviral activity of botryosphaeran, a fungal exocellular (1 → 3)(1 → 6)-β-d-glucan devoid of sulfate groups, and its chemically sulfonated derivatives, against herpes si...

journal_title：International journal of biological macromolecules

authors： Sacchelli BAL,Faccin-Galhardi LC,Ito VY,Lopes JL,Dekker RFH,Barbosa-Dekker AM,Orsato A

更新日期：2019-10-01 00:00:00

abstract：:Myeloid-derived suppressor cells (MDSCs) accumulate in tumor-bearing hosts and play a major role in tumor-induced immunosuppression. The potent modulatory effects of polysaccharides on the innate and adaptive immune system stimulate antitumor responses. In this study, a polysaccharide with an apparent molecular weight...

journal_title：International journal of biological macromolecules

authors： Dong CX,Zhang WS,Sun QL,Jiang YJ,Fu Z,Zhang Y,Du J,Sun YX,Tao N,Yao Z

更新日期：2018-08-01 00:00:00

abstract：:Microbial and plant polysaccharides in nature are frequently exposed to oxidative burst. They may act as antioxidants buffering the radical attack. This paper presents antioxidant properties of prepared yeast mannans, commercial β-glucans as well as the chemically prepared carboxymethylated β-glucan (CM-glucan). The h...

journal_title：International journal of biological macromolecules

authors： Machová E,Bystrický S

更新日期：2013-10-01 00:00:00

abstract：:Staphylopine is a newly identified broad-spectrum metallophore for metal acquisition, and it plays important roles in the survival and virulence of Staphylococcus aureus and other pathogens in the metal-scarce environment in hosts. CntK catalyzes the first step of staphylopine synthesis by converting L-histidine to D-...

journal_title：International journal of biological macromolecules

authors： Luo S,Ju Y,Zhou J,Gu Q,Xu J,Zhou H

更新日期：2019-08-15 00:00:00

abstract：:In present study, HEP was successfully encapsulated into the Poly (lactic-coglycolicacid) (PLGA) to constitute the HEP-PLGA. The effects of three independent factors (the proper range of ratio of organic phase (o) to internal water phase (w1) (X1), ratio of external water phase (w2) to the primary emulsion (PE) (X2), ...

journal_title：International journal of biological macromolecules

authors： Ren Z,Qin T,Liu X,Luo Y,Qiu F,Long Y,Ma Y,Li J,Huang Y

更新日期：2018-10-15 00:00:00

abstract：:Salecan is a linear microbial polysaccharide obtained from the fermentation of Agrobacterium sp. ZX09. Salecan is suitable for the preparation of hydrogels for biomedical applications, given its prominent physicochemical and biological properties. Herein, we described a novel microwave-assisted polymerized composite h...

journal_title：International journal of biological macromolecules

authors： Hu X,Wang Y,Xu M

更新日期：2019-08-15 00:00:00

abstract：:This research work has concerned the development of volatile organic compounds (VOCs) removal filters from biomaterials, based on keratin extracted from chicken feather waste and poly(lactic acid) (PLA) (50/50%w/w) blend. Clay (Na-montmorillonite) was also added to the blend solution prior to carrying out an electro-s...

journal_title：International journal of biological macromolecules

authors： Isarankura Na Ayutthaya S,Tanpichai S,Sangkhun W,Wootthikanokkhan J

更新日期：2016-04-01 00:00:00