Optimisation of supercritical CO2 extraction of red colour from roselle (Hibiscus Sabdariffa Linn.) calyces by Idham, Z., Nasir, H. M., Yunus, M. A. C., Yian, L. N., Peng, W. L., Hassan, H., Setapar, S. H. M.

“…Supercritical fluid extraction with carbon dioxide (CO2) is a particularly suitable isolation method for natural materials and gives an alternative to replace the mass usage of non-polar organic solvents in conventional methods. …”

Engineering 3D scaffolds with iPSCs towards regeneration of cardiac tissues by Krishnamoorthi, Muthu Kumar

“…This work focuses on engineering 3 dimensional (3D) fibrous hybrid scaffolds with human induced pluripotent stem cells (hiPSC) for cardiac tissue engineering (CTE). Natural materials are highly bioactive, yet they are limited by their high batch-to-batch variability, and their poorly understood bioactivity mechanisms, particularly, in affecting stem cell fate. …”
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Selection of Conventional Photoinitiators to Produce Biocompatible UV Epoxidized Soybean Oil Resin Mixtures for 3D Printing Technology by Elisabeth Ekoh, Inês Amaral, Sónia Martins, Ivo Manuel Bragança, Ana Catarina Sousa

“…Thus, the choice of natural resins, photoinitiators, and light sources, which allow for proposing new formulations, with the biocompatibility properties of the natural material, and can compete with those available on the market, justify research in this area. …”
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Effect of Protein Surface Hydrophobicity and Surface Amines on Soy Adhesive Strength by Heikko Kallakas, Nayomi Plaza, Casey Crooks, Derek Turner, Mathew Gargulak, Matthew A. Arvanitis, Charles R. Frihart, Christopher G. Hunt

“…Soy is considered one of the most promising natural materials for manufacturing wood adhesives due to its low cost, high protein content, and ready availability. …”
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Effects of medicinal plants mixture on growth performance, nutrient digestibility, blood profiles, and fecal microbiota in growing pigs by Nguyen Cong Oanh, Truong Quang Lam, Nguyen Dinh Tien, Jean-Luc Hornick, Vu Dinh Ton

“…Background and Aim: Alternative natural materials to antibiotics for improving digestive health and growth performance are needed due to strengthening regulations related to the use of antibiotic growth promoters. …”
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Methanol extract of Black soldier fly (Hermetia illucens) prepupae against Aeromonas and Staphylococcus aureus bacteria in vitro and in silico by Dahliatul Qosimah, Sanarto Santosa, Maftuch Maftuch, Husnul Khotimah, Loeki Enggar Fitri, Aulanni'am Aulanni'am, Lucia Tri Suwanti

“…Currently, chemical drugs have resulted in many resistant bacteria, so it is necessary to find alternative natural materials that are not toxic and do not quickly induce resistance. …”
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Production and characterization of melanin pigment from black fungus Curvularia soli AS21 ON076460 assisted gamma rays for promising medical uses by Amira S. Abd-EL-Aziz, Nermine N. Abed, Amira Y. Mahfouz, Rasha Mohammad Fathy

“…Abstract Owing to the growing need for natural materials in different fields, studying melanin production from biological sources is imperative. …”
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Employing local Materials in Furniture Design at the Marshes Region in Southern Iraq by Aamera Faeq Khudhair, Mohamed Hassan Imam, Ashraf Hussein

“…The research adopted the descriptive approach regarding the theoretical part, and for the purpose of obtaining accurate results in order to achieve the objectives of the research, the analytical method was adopted in describing the simple furniture that was included in the internal spaces of the reed house, and the most important local materials used in its manufacture.One of the most important findings of this research is the utilization of sustainable natural materials in architecture, interior design and furniture has a positive impact on the social, cultural, environmental, economic, and health levels for the region's residents. …”
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Chemical composition and mosquitocidal efficacy of panchagavya against Anopheles stephensi, Aedes aegypti and Culex quinquefasciatus by Sivaji Sathiyaraj, Gunasekaran Suriyakala, Arumugam Dhanesh Gandhi, Ranganathan Babujanarthanam, K. Kaviyarasu, R. Rajakrishnan, Palaniselvam Kuppusamy, Belle Ebanda Kedi Philippe

“…Furthermore, our findings pave the way for more research into the efficacy of natural materials' mosquitocidal activities.…”
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Microstructure Investigation of Activated Carbon Prepared from Potato Peel by Ammar Jasim, Nathera Ali

“…The main aim of this research is to produce activated carbon from natural materials and to prepare and characterize the elemental analysis, surface area, and morphological properties of ACs from potato peel waste using potassium hydroxide (KOH) AC-PPK and Carbon dioxide (CO2) AC-PPC as activating agents. …”
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Thermal and Humidity Performance Test of Rammed-Earth Dwellings in Northwest Sichuan during Summer and Winter by Maqi Jiang, Bin Jiang, Renzi Lu, Liang Chun, Hailun Xu, Gaolin Yi

“…Rammed-earth dwellings have a long history in the construction field. It is a natural material that is both green and environmentally friendly. …”
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Efficient Removal of Heavy Metals from Aqueous Solution Using Licorice Residue-Based Hydrogel Adsorbent by Xiaochun Yin, Ting Ke, Hai Zhu, Pei Xu, Huiyao Wang

“…This study focuses on the utilization of an abundant cellulose-rich solid waste, licorice residue (LR), as a natural material for hydrogel synthesis. To this end, LR-EPI hydrogels, namely, LR-EPI-5, LR-EPI-6 and LR-EPI-8, were developed by crosslinking LR with epichlorohydrin (EPI), specifically targeting the removal of Pb, Cu, and Cr from aqueous solutions. …”
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Cost-Effective Remediation of Petroleum-Contaminated Waters Using Locally Sourced Wood Sawdust by Nino Mkheidze, Ruslan Davitadze, Raul Gotsiridze, Nino Kiknadze, Nargiz Megrelidze

“…This study investigates the use of wooden sawdust for the purification of oil-contaminated waters, aiming to utilize locally available residual natural materials for cost-effective environmental remediation. …”
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Comparison of Antibacterial Effect of Hydroalcoholic Extract of Four Plants against Cariogenic Microorganisms by two in Vitro Methods by H Kermanshah, S Hashemi Kamangar, S Arami, A Mirsalehian, M Kamalinegad, M Karimi, F Jabalameli

“…On the other hand, because of known side effects of antibiotics and world attraction to traditional treatment and importance of drug extraction of natural material and plants, this study was done to compare the antibacterial effect of hydroalcoholic extract of Salvia officinalis, Pimpinella anisum, Mentha longifolia and Achillea millefolium against Streptococcus mutans, Lactobacillus rhamnosus and Actinomyces viscosus with two in vitro methods.METHODS: In this experimental study, hydroalcoholic extracts have been prepared from Salvia officinalis, Pimpinella anisum, Mentha longifolia and Achillea millefolium with maceration method. …”
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Enhanced Biodegradation Rate of Poly(butylene adipate-co-terephthalate) Composites Using Reed Fiber by Jia Xu, Kunpeng Feng, Yuan Li, Jixing Xie, Yingsai Wang, Zhiqiang Zhang, Qing Hu

“…PBAT/RF composites are devoted to replacing petroleum-based polymer materials with sustainable, natural materials in advanced applications such as constructional design, biomedical application, and eco-environmental packaging.…”
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Hydrophobic silica sand ceramic hollow fiber membrane for desalination via direct contact membrane distillation by Saber Abdulhamid Alftessi, Mohd Hafiz Dzarfan Othman, Mohd Ridhwan Bin Adam, Twibi Mohamed Farag, Zhong Sheng Tai, Yusuf Olabode Raji, Mukhlis A Rahman, Juhana Jaafar, Ahmad Fauzi Ismail, Suriani Abu Bakar

“…A porous hollow fibre ceramic membrane derived from a low-cost natural material (silica sand) and fabricated by combine phase inversion and sintering technique followed by fluoroalkylsilane (FAS17) grafting to improve its hydrophobicity is reported in this study. …”
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Multifunctional Biotemplated Micromotors for In Situ Decontamination of Antibiotics and Heavy Metals in Soil and Groundwater by Haohao Cui, Ke Wang, Enhui Ma, Hong Wang

“…Overall, the proposed micromotors provide a new approach to the utilization of natural materials in environmental applications.…”
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On the Operational Aspects of Measuring Nanoparticle Sizes by Jean-Marie Teulon, Christian Godon, Louis Chantalat, Christine Moriscot, Julien Cambedouzou, Michael Odorico, Johann Ravaux, Renaud Podor, Adèle Gerdil, Aurélie Habert, Nathalie Herlin-Boime, Shu-wen W. Chen, Jean-Luc Pellequer

“…They can be made from natural materials, or manufactured. Due to their small sizes, novel toxicological issues are raised and thus determining the accurate size of these nanoparticles is a major challenge. …”
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TOXICOLOGICAL AND HYGIENIC ASSESSMENT OF THE NEW ACTIVE INGREDIENT OF THE AVERSECTINS CLASS - MILBEMECTIN AND THE FORMULATION BASED ON IT MILBEKNOK 1%, CE by I.V. Ibrahimova, O.P. Vavrinevych, A.M. Antonenko, S.T. Omelchuk, V.H. Bardov

“…The most promising is the synthesis of substances from natural materials or their synthetic analogues (pesticides of biological origin). …”
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Features of neurological and psychomotoral development of premature children born by IVF and naturally by N. A. Druzhrnina, D. R. Merzlyakova, R. Z. Akhmetshin, N. R. Khafizova, G. P. Shiryaeva, S. V. Shagarova

“…A study during the first 3 years of neurological/psychomotor development in premature infants diagnosed with extremely low/very low body weight, born as a result of in vitro fertilization and naturally.Materials and methods. Studies of neurological/psychomotor development in premature infants have been carried out. …”
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