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15 Results Found

  • Review
  • Open Access
84 Citations
10,677 Views
25 Pages

14 February 2020

Fractionation of lignocellulose is a fundamental step in the valorization of cellulose, hemicelluloses, and lignin to produce various sustainable fuels, materials and chemicals. Strong alkaline fractionation is one of the most applied processes since...

  • Article
  • Open Access
22 Citations
4,801 Views
14 Pages

Lignin from Residual Sawdust of Eucalyptus spp.—Isolation, Characterization, and Evaluation of the Antioxidant Properties

  • Débora Tavares,
  • Matheus Cavali,
  • Valcineide de Oliveira Andrade Tanobe,
  • Luis Alberto Zevallos Torres,
  • Anderson Steyner Rozendo,
  • Arion Zandoná Filho,
  • Carlos Ricardo Soccol and
  • Adenise Lorenci Woiciechowski

11 September 2022

Lignin is an abundant biopolymer, as well as cellulose and hemicellulose. Thus, this work aimed at isolating and characterizing the lignin from Eucalyptus spp. Sawdust—a lignocellulosic waste generated in large amounts in sawmills—to eval...

  • Article
  • Open Access
7 Citations
2,969 Views
12 Pages

Factors Affecting the Detection of Hexavalent Chromium in Cr-Contaminated Soil

  • Mingtao Huang,
  • Guoyu Ding,
  • Xianghua Yan,
  • Pinhua Rao,
  • Xingrun Wang,
  • Xiaoguang Meng and
  • Qiantao Shi

The alkali digestion pretreatment method in the United States Environmental Protection Agency (USEPA) Method 3060A could underestimate the content of Cr(VI) in Cr-contaminated soils, especially for soils mixed with chromite ore processing residue (CO...

  • Article
  • Open Access
41 Citations
4,973 Views
15 Pages

Biogas Production from Sunflower Head and Stalk Residues: Effect of Alkaline Pretreatment

  • Marinela Zhurka,
  • Apostolos Spyridonidis,
  • Ioanna A. Vasiliadou and
  • Katerina Stamatelatou

31 December 2019

Sunflower residues are considered a prominent renewable source for biogas production during anaerobic digestion (AD). However; the recalcitrant structure of this lignocellulosic substrate requires a pretreatment step for efficient biomass transformat...

  • Article
  • Open Access
367 Views
17 Pages

High-Solids Processing of Palmaria palmata for Feed Applications: Effects of Alkaline Autoclaving and Sequential Enzymatic Treatment

  • Catarina Ramos-Oliveira,
  • Marta Ferreira,
  • Isabel Belo,
  • Aires Oliva-Teles and
  • Helena Peres

Macroalgae are increasingly recognized as a valuable source of nutrients and bioactive compounds for animal nutrition, including for aquatic species. However, the complex structure of the macroalgal cell wall limits the accessibility of intracellular...

  • Article
  • Open Access
8 Citations
6,956 Views
21 Pages

Comparative Study of Pretreatments on Coconut Fiber for Efficient Isolation of Lignocellulosic Fractions

  • Fabrícia Vieira,
  • Hortência E. P. Santana,
  • Meirielly Jesus,
  • Fernando Mata,
  • Preciosa Pires,
  • Manuela Vaz-Velho,
  • Daniel Pereira Silva and
  • Denise Santos Ruzene

4 June 2024

Pretreatment is an essential step for breaking the recalcitrant structure of lignocellulosic biomass and allowing conversion to high-value-added chemicals. In this study, coconut fiber was subjected to three pretreatment methods to compare their impa...

  • Article
  • Open Access
35 Citations
6,161 Views
12 Pages

Investigations of Alkaline and Enzymatic Membrane Cleaning of Ultrafiltration Membranes Fouled by Thermomechanical Pulping Process Water

  • Gregor Rudolph,
  • Herje Schagerlöf,
  • Kristian B. Morkeberg Krogh,
  • Ann-Sofi Jönsson and
  • Frank Lipnizki

10 October 2018

The pulp and paper industry is one of the most important industrial sectors worldwide, and has considerable potential for the sustainable fractionation of lignocellulosic biomass to provide valuable compounds. Ultrafiltration (UF) is a suitable separ...

  • Article
  • Open Access
40 Citations
6,457 Views
17 Pages

Many plants that are commonly used in folk medicine have multidirectional biological properties confirmed by scientific research. One of them is Aerva lanata (L.) Juss. (F. Amaranthaceae). It is widely used, but there are very few scientific data abo...

  • Article
  • Open Access
9 Citations
4,428 Views
10 Pages

28 February 2023

The n-octanol–water partition coefficient (logP) is an important physicochemical parameter which describes the behavior of organic compounds. In this work, the apparent n-octanol/water partition coefficients (logD) of basic compounds were deter...

  • Article
  • Open Access
5 Citations
4,069 Views
13 Pages

9 October 2020

The evaluation of nanoparticle bioavailability or the bioavailability of dissolved elements by direct measurement through plant uptake is a strenuous process. Several multi-step sequential extraction procedures, including the BCR sequential extractio...

  • Article
  • Open Access
1 Citations
1,592 Views
19 Pages

Improving the Biocompatibility of Plant-Derived Scaffolds for Tissue Engineering Using Heat Treatment

  • Arvind Ramsamooj,
  • Nicole Gorbenko,
  • Cristian Olivares,
  • Sashane John and
  • Nick Merna

10 October 2025

Small-diameter vascular grafts often fail due to thrombosis and compliance mismatch. Decellularized plant scaffolds are a biocompatible, sustainable alternative. Leatherleaf viburnum leaves provide natural architecture and mechanical integrity suitab...

  • Article
  • Open Access
25 Citations
4,733 Views
16 Pages

Implementation of Auto-Hydrolysis Process for the Recovery of Antioxidants and Cellulose from Wheat Straw

  • Andrea Bassani,
  • Cecilia Fiorentini,
  • Vellingiri Vadivel,
  • Alessandro Moncalvo and
  • Giorgia Spigno

3 September 2020

Wheat straw is an easily affordable, cost-effective and natural source of antioxidants and cellulose, but its full potential is not yet utilized. In the present investigation, an auto-hydrolytic process was applied to recover both antioxidant phenoli...

  • Article
  • Open Access
11 Citations
7,764 Views
24 Pages

Multilayer Bixin Microcapsules: The Impact of Native Carbohydrates on the Microencapsulation Efficiency and Dispersion Stability

  • Cecilia K. Curi-Borda,
  • Javier A. Linares-Pastén,
  • Tuba Tat,
  • Rosmery Tarqui-Dueñas,
  • Ninoska Chino-Flores,
  • Juan-Antonio Alvarado and
  • Bjorn Bergenstahl

22 March 2019

Bixin is a hydrophobic carotenoid present in the integument of the seeds of Bixa orellana. Microencapsulation was applied to obtain water dispersible formulations and protect the colorant against degradation. Microencapsulated systems were obtained b...

  • Article
  • Open Access
686 Views
19 Pages

Polyphosphoramidate Glycohydrogels with Biorecognition Properties and Potential Antibacterial Activity

  • Zornica Todorova,
  • Oyundari Tumurbaatar,
  • Violeta Mitova,
  • Neli Koseva,
  • Iva Ugrinova,
  • Penka Petrova and
  • Kolio Troev

26 July 2025

In the present study, for the first time, a biodegradable and non-toxic polyphosphoramidate glycohydrogel (PPAGHGel) was prepared by crosslinking a polyphosphoramidate glycoconjugate (PPAG) with hexamethylene diisocyanate (HMDI) under mild conditions...

  • Article
  • Open Access
7 Citations
2,571 Views
14 Pages

Placental protein 13 (PP13) is a regulatory protein involved in remodeling the vascular system of the pregnancy and extending the immune tolerance of the mother to the growing fetus. PP13 is localized on the surface of the syncytiotrophoblast. An ex...