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The effective utilization of food waste is beneficial for valuable chemicals production, green development, ecological protection and circular bioeconomy. Biological manufacturing is deemed to be more conducive than chemical processing for the development of circular economy. The food waste bioconversion exhibits great potential to generate polyhydroxyalkanoates and reduce pollution. With the development of bioengineering, microbial chassis cells are employed to produce polyhydroxyalkanoates. However, additional deep investigation in microbial strategies for polyhydroxyalkanoates production from food waste is urgently required. In this paper, the microbial strategies including metabolic engineering and synthetic biology for polyhydroxyalkanoates production from food waste were highlighted. At last, the application prospect of polyhydroxyalkanoates was introduced in circular bio-economy.
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http://dx.doi.org/10.1016/j.ijbiomac.2025.146023 | DOI Listing |
J Environ Manage
September 2025
School of Industrial Engineering, Iran University of Science and Technology, Tehran, Iran.
Agricultural supply chains face significant challenges in achieving food security and sustainability, particularly due to climate change and waste production. Effectively managing these supply chains, especially in the context of uncertainties, is crucial for optimizing resource use and minimizing waste. This research develops a multi-objective optimization for designing a sustainable and responsive closed-loop agricultural supply chain network, focusing on jujube products under uncertain conditions.
View Article and Find Full Text PDFCarbohydr Polym
November 2025
Department of Inorganic, Organic and Biochemistry, Faculty of Chemical Sciences and Technologies, University of Castilla-La Mancha, Ciudad Real, 13005, Spain. Electronic address:
This study investigates the extraction, optimization, and characterization of pectin from pistachio industry waste (PIW) using microwave-assisted subcritical water extraction (MASWE) without acid. Two different low-methoxyl pectins (LMP) were observed. The first pectin variant (MASWE100) was extracted at a pressure of 3 MPa, a temperature of 100 °C, and an irradiation time of 4 min.
View Article and Find Full Text PDFCarbohydr Polym
November 2025
Department of Applied Sciences, Faculty of Health and Life Sciences, Northumbria University, NE1 8ST Newcastle Upon Tyne, United Kingdom; Centre for Biomaterials and Tissue Engineering (CBIT), Universitat Politècnica de València, 46022, Valencia, Spain. Electronic address: joel.l.g.hernandez@north
Polysaccharides, widely used in food, pharmaceutical and industrial sectors, are abundant in Theobroma species pod husk waste (T. cacao, T. grandiflorum and T.
View Article and Find Full Text PDFBioresour Technol
September 2025
College of Water Science, Beijing Normal University, Beijing 100875, China.
The bioconversion of purple non-sulfur photosynthetic bacteria (PNSB) based on real food waste (FW) fermentation broth is crucial for FW resource recovery. This study enhanced the bioconversion efficiency of FW fermentation broth by PNSB through light intensity and photoperiod optimization, while elucidating the synthesis mechanisms of high-value cell inclusions. The results demonstrated that 4500 lx-L/D = 16/8 significantly enhanced R.
View Article and Find Full Text PDFFood Chem Toxicol
September 2025
Science Strategies, LLC, PMB 1111, 2795 E. Cottonwood Parkway, Suite 300, Salt Lake City, UT 84121.
Tetrabromobisphenol A (TBBPA) is the most extensively used brominated flame retardant worldwide, primarily employed reactively in printed circuit boards and additively in plastic housings of electronic equipment. This study systematically evaluates human exposure to TBBPA from electronic devices and characterizes associated risks. A targeted literature review of 55 peer-reviewed studies published over the past 25 years was conducted, focusing on global TBBPA occurrence in environmental media, occupational and residential settings, and biological matrices.
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