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Polysaccharides, Volume 5, Issue 3

2024 September - 19 articles

Cover Story: Glycogen is a vital polysaccharide that serves as an energy reserve in living organisms. Understanding its interactions with enzymes like glycogen phosphorylase is crucial for elucidating its role in metabolism and related diseases. This study focuses on the physicochemical and spectroscopic characterization of complexes formed between oyster glycogen and rabbit muscle glycogen phosphorylase b (RMGPb). By employing various biophysical techniques (dynamic, static, and electrophoretic light scattering, along with fluorescence and FTIR spectroscopy), we investigate the molecular interactions and structural properties of these complexes, providing valuable insights into glycogen metabolism. View this paper
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Articles (19)

  • Article
  • Open Access
4 Citations
3,176 Views
11 Pages

Characterization of Exopolysaccharides Isolated from Donkey Milk and Its Biological Safety for Skincare Applications

  • Chiara La Torre,
  • Pierluigi Plastina,
  • Diana Marisol Abrego-Guandique,
  • Paolino Caputo,
  • Cesare Oliviero Rossi,
  • Giorgia Francesca Saraceno,
  • Maria Cristina Caroleo,
  • Erika Cione and
  • Alessia Fazio

Kefiran is a heteropolysaccharide that is considered a postbiotic and is obtained by kefir grains fermented in cow’s milk, while little is known about the donkey milk (DM) variety. Postbiotics are recognised as having important human health ben...

  • Review
  • Open Access
11 Citations
9,576 Views
15 Pages

Fenugreek Galactomannan and Its Versatile Applications

  • Vanya Nalbantova,
  • Niko Benbassat and
  • Cédric Delattre

Fenugreek (Trigonella foenum-graecum L.) is an annual, dicotyledonous medicinal plant which belongs to the Leguminosae family, and its leaves and seeds are widely used and cultivated throughout the world. Their widespread utilization is attributed to...

  • Article
  • Open Access
2 Citations
2,108 Views
15 Pages

Ultrasound-Assisted Process to Increase the Hydrophobicity of Cellulose from Oat Hulls by Surface Modification with Vegetable Oils

  • Gina A. Gil-Giraldo,
  • Janaina Mantovan,
  • Beatriz M. Marim,
  • João O. F. Kishima,
  • Natália C. L. Beluci and
  • Suzana Mali

Cellulose obtained from oat hulls by bleaching with peracetic acid was modified, employing an ultrasound method that resulted in an esterification reaction with different vegetable oils (soybean, sunflower, and coconut) to produce modified cellulose...

  • Article
  • Open Access
3 Citations
2,601 Views
13 Pages

Antihypertensive Amaranth Protein Hydrolysates Encapsulation in Alginate/Pectin Beads: Influence on Bioactive Properties upon In Vitro Digestion

  • Dora Elisa Cruz-Casas,
  • Rodolfo Ramos-González,
  • Lilia Arely Prado-Barragán,
  • Cristóbal N. Aguilar,
  • Raúl Rodríguez-Herrera,
  • Anna Iliná,
  • Sandra Cecilia Esparza-González and
  • Adriana Carolina Flores-Gallegos

Protein hydrolysates containing bioactive peptides have emerged as therapeutic agents. However, these peptides may lose this bioactivity under gastrointestinal conditions. Encapsulation in edible biopolymers is a solution to this problem. Protein hyd...

  • Article
  • Open Access
4 Citations
4,025 Views
15 Pages

Beta-glucan (β-glucan), a naturally occurring complex polysaccharide, has drawn attention for its diverse health benefits, including immune system modulation. β-glucan was extracted from two fungi, Monascus purpureus (Mp) and Monascus kaoli...

  • Article
  • Open Access
2,242 Views
13 Pages

The layer-by-layer (LbL) assembling of oppositely charged polyelectrolytes was studied using semi-synthetic polysaccharide derivatives, namely the polycations 6-aminoethylamino-6-deoxy cellulose (ADC) and cellulose (2-(ethylamino)ethylcarbamate (CAEC...

  • Article
  • Open Access
1 Citations
2,155 Views
23 Pages

Hyperbranched Cellulose for Dye Removal in Aqueous Medium

  • Luciano Clécio Brandão Lima,
  • Lucinaldo dos Santos Silva,
  • Fabrícia de Castro Silva,
  • Francisco José Lustosa Ferreira,
  • Maria Gardênnia da Fonseca,
  • Josy Anteveli Osajima and
  • Edson Cavalcanti da Silva Filho

In recent decades, cellulose (Cel) and its modified forms have emerged as a new class of versatile adsorbents for removing dyes from aqueous solutions. This work reports the immobilization of macromolecules obtained from reactions between ethylenedia...

  • Review
  • Open Access
4 Citations
8,096 Views
19 Pages

Polysaccharide as a Separation Medium for Gel Electrophoresis

  • Tsutomu Arakawa,
  • Masataka Nakagawa,
  • Chiaki Sakuma,
  • Yui Tomioka,
  • Yasunori Kurosawa and
  • Teruo Akuta

Gel electrophoresis and size exclusion chromatography (SEC) are vital techniques in biochemical research, employing gel matrix structures made of polysaccharides or synthetic polymers like polyacrylamide for the analysis and separation of macromolecu...

  • Article
  • Open Access
2 Citations
1,626 Views
22 Pages

Impact of the Three-Dimensional Arrangements of Polyhydroxylated Crosslinkers on the Resulting Properties of Chitosan-Based Hydrogels

  • Gema Díaz Bukvic,
  • Martin Ojeda Henriquez,
  • Agustín Brandon Rodríguez Vannini,
  • María Marta Fidalgo,
  • Andrés Gerardo Salvay,
  • Ezequiel Rossi and
  • María Inés Errea

Chitosan was subjected to a crosslinking reaction with three polyhydroxylated diacids (glucaric (GlcA), mannaric (ManA), and mucic (MucA) acids) that only differ in the spatial orientation of their hydroxyl groups. This work aimed to obtain experimen...

  • Article
  • Open Access
2,131 Views
26 Pages

Carboxymethylglucans (CMGs) are widely used semisynthetic polyelectrolytes, e.g., for pharmaceuticals. They are produced in heterogeneous processes on activated starch granules or cellulose fibers. In contrast to neutral ether derivatives, a lower DS...

  • Article
  • Open Access
4 Citations
2,733 Views
12 Pages

Enhancing Gelatine Hydrogel Robustness with Sacran-Aldehyde: A Natural Cross-Linker Approach

  • Maninder Singh,
  • Alisha Debas,
  • Gargi Joshi,
  • Maiko Kaneko Okajima,
  • Robin Rajan,
  • Kazuaki Matsumura and
  • Tatsuo Kaneko

Tunable hydrogels have gained significant attention in the bioengineering field due to their designer preparation approach. Towards this end, gelatine stands out as a promising candidate owing to its desirable attributes, such as biocompatibility, ab...

  • Review
  • Open Access
4 Citations
2,396 Views
15 Pages

This review explores the production of the fungal polysaccharide pullulan by mutants and natural isolates of Aureobasidium species using strain improvement. Pullulan is a neutral polysaccharide gum whose structure is a maltotriose-containing glucan....

  • Article
  • Open Access
5 Citations
3,127 Views
17 Pages

This study focused on utilizing cellulose nanocrystal (CNC)–polyvinyl alcohol (PVA) composite in optical sensor applications to detect high humidity conditions and determine water concentration in ethanol. We focused on the composite’s ef...

  • Review
  • Open Access
64 Citations
15,323 Views
47 Pages

Exopolysaccharides (EPSs) are a diverse class of biopolymers synthesized by microorganisms under environmental stress conditions, such as pH, temperature, light intensity, and salinity. They offer biodegradable and environmentally friendly alternativ...

  • Article
  • Open Access
1 Citations
2,368 Views
16 Pages

Physicochemical and Spectroscopic Characterization of Glycogen and Glycogen Phosphorylase b Complexes

  • Pandora Karakousi,
  • Maria Karayianni,
  • Evangelia D. Chrysina and
  • Stergios Pispas

Glycogen is a natural polysaccharide used as an energy storage macromolecule. The role of glycogen metabolism in type 2 diabetes mellitus has been under investigation for several years, along with its implication in cancer and cardiovascular and neur...

  • Review
  • Open Access
25 Citations
11,173 Views
13 Pages

The Glucans Mushrooms: Molecules of Significant Biological and Medicinal Value

  • Giancarlo Angeles Flores,
  • Gaia Cusumano,
  • Roberto Venanzoni and
  • Paola Angelini

Mushroom polysaccharides, key components of fungal cell walls, exhibit various biological properties and hold significant medicinal and industrial value. These polysaccharides are known for their medicinal properties like antitumor, antioxidant, anti...

  • Article
  • Open Access
1 Citations
5,035 Views
14 Pages

Graft Copolymers of Carboxymethyl Cellulose and Poly(N-vinylimidazole) as Promising Carriers for Metronidazole

  • Maria S. Lavlinskaya,
  • Anastasia A. Mikhaylova,
  • Egor I. Kuznetsov,
  • Ivan A. Zhuravlev,
  • Nikita A. Balbekov,
  • Igor A. Saranov and
  • Andrey V. Sorokin

Carboxymethyl cellulose sodium salt is a common water-soluble derivative of cellulose. It serves as a bioinert mucoadhesive material extensively used in biomedicine, particularly for crafting targeted drug delivery systems. In our study, we demonstra...

  • Article
  • Open Access
5 Citations
3,732 Views
14 Pages

Functional Agarose Hydrogels Obtained by Employing Homogeneous Synthesis Strategies

  • Martin Gericke,
  • Markus Witzler,
  • Astrid Enkelmann,
  • Gerlind Schneider,
  • Margit Schulze and
  • Thomas Heinze

The goal of this study was to explore a route for introducing functionalities into agarose-based hydrogels to tune the physical, chemical, and biological properties. Several agarose derivatives were prepared by homogeneous synthesis, including anioni...

  • Article
  • Open Access
7 Citations
2,358 Views
15 Pages

Natural fibers have been widely employed in different fields as composite materials. However, the thermal behavior of natural materials is not fully understood since the chemical components chemically interact with each other. Put simply, the thermal...

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Polysaccharides - ISSN 2673-4176