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Nanotechnology in Food: Advances in Processing, Packaging, Safety, and Emerging Challenges

Palak Mahajan, Aapurv Sethi, Mohit Singla, Dinesh Kumar Bhardwaj, Bhavleen Kaur, Ritama Sarkar, Anushka Srivastava and Rahul Das

Nanotechnology offers transformative potential in the food industry by enhancing food quality, safety, and shelf life through nanoscale innovations. This review highlights the application of nanomaterials, such as nanosilver for antimicrobial packaging, nanoencapsulation for improved bioavailability, nanoparticles, nanoemulsions, nanocomposites, and nanosensors in food processing, packaging, and preservation.

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Properties and Effect of Quinoa (Chenopodium quinoa Willd) Seed Germination on its Soluble Protein Content, Reducing Sugar, and the Preparation of a Porridge

Kim E Torres Huanca, Lucia V Cruz Morales,Erika Pachari Vera,Juan Alca, Yemina Karen Diaz-Valencia, Marleni Angela Gonzales Iquira and Sonia J Zanabria Gálvez

This study assessed the characteristics of seeds from six varieties of Peruvian quinoa: INIA 415 Pasankalla (RPQ), INIA 420 Negra Collana (BNQ), Illpa INIA (WIQ), INIA 431 Altiplano (WAQ), INIA Salcedo (WSQ), and Kancolla (WKQ) during germination and prepared porridge from germinated seed flour.

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Evaluation of Physicochemical, Functional, and Phytochemical Composition of Fluidized Bed Dried Radish (Raphanus sativus) Microgreens by High-performance Liquid Chromatography and Inductively Coupled Plasma Mass Spectrometry

Heena, Navdeep Jindal and CS Riar

Microgreens are young, nutrient-dense greens harvested at an early growth stage, typically when the first true leaves emerge. This study investigated the effects of fluidized bed drying at three different temperatures (40 °C, 45 °C, and 50 °C) on the physicochemical, phytochemical, and functional properties of radish microgreens. The microgreens were harvested 7 – 8 days after germination, reaching a height of 6 – 7 cm.

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Exploring the Bioactive Phytochemicals of Tinospora cordifolia via Gas Chromatography-mass Spectrometry: Implications for Drug Development and Functional Foods

Jagadeeswar Reddy M, Yuvaraj Sampathkumar and Vikram Godishala

This study investigates the phytochemical profile of Tinospora cordifolia methanolic stem extract (TCMSE), a medicinal plant valued in Ayurveda, using gas chromatography-mass spectrometry (GC-MS) analysis to correlate identified compounds with their bioactive properties. TCMSE, known for its immunomodulatory, antioxidant, and anti-inflammatory activities, was analyzed to identify volatile and semi-volatile phytochemicals.

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Impact of Moisture Level on Engineering Characteristics of Different Indian Cultivars of Halim (Lepidium sativum) Seed

Nirbhay Kumar, Sukhcharn Singh and DC Saxena

This study investigated the engineering properties of three cultivars of halim (Lepidium sativum) seeds across moisture levels ranging from 5% – 20%. These characteristics are crucial for designing and developing systems for handling, transport, processing, and storage, as well as for evaluating seed quality. Dimensional, gravimetric, frictional, and mechanical attributes were examined in relation to moisture content, and regression models were developed to describe these relationships.

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Dissipation Dynamics of Various Insecticides and Their Impact on the Quality Attributes of Brinjal

Vishal Thakur, Dipika Mal, Sophiya Bhatta, Satish Krushna Gharde, Kunal Soga, Vidushi Dhaliwal and Shekhar Suman

A field investigation was carried out in the main research farm at department of vegetable science, Lovely Professional University Phagwara, Punjab in the year of 2024 to 2025 to determine the dissipation pattern of synthetic insecticides on leaves using reversed-phase high-performance liquid chromatography (RPHPLC) (Shimadzu), fully equipped with a refractive index (RI) and photodiode array (PDA) detector and their impact on the quality characteristics of brinjal.

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Physicochemical Properties of Psidium guineense (guava) as a Function of Temperature and Storage Time

Jheniffer E. Valdivia-Culqui, María G. Pesantes-Gallardo, Katherine Reyna-Gonzales, Eddy O. Huamán-Grandez, Fredy A. Paredes-Tarrillo, Pedro A. Raymundo-Vasquez, Marleni Medina-Mendoza, Ilse S. Cayo-Colca, William Bardales, Efrain M. Castro-Alayo and César R. Balcázar-Zumaeta

Psidium guineense, a tropical fruit belonging to the Myrtaceae family, has high content of bioactive compounds with antioxidant properties. However, this fruit is perishable, and its postharvest shelf life is challenging for its commercialization and industrial processing, emphasizing the need for effective preservation strategies.

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Green-synthesized Silver Nanoparticles from Cymbopogon citratus: Synergistic Antibacterial Effects and Food Safety Potential

Himabindu Kurra, Aditya Velidandi, Mounika Sarvepalli and Vikram Godishala

This study investigates the antibacterial properties and stability of green-synthesized silver nanoparticles (AgNPs) using Cymbopogon citratus extract, with a focus on their synergistic effects with conventional antibiotics (Abs) and potential applications in food safety. The AgNPs were evaluated against nine bacterial strains, both alone and in combination with standard Abs (ampicillin (Amp), chloramphenicol (Chl), kanamycin (Km), and penicillin (Pen)) using the agar well diffusion method.

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Antioxidant Capacity of a Nanoencapsulated Phenolic Extract from Opuntia atropes during Corn Tortilla Processing and In Vitro Digestion

Eunice Tranquilino-Rodríguez, José Octavio Rodiles-López, Héctor Eduardo Martínez-Flores and Juan de Dios Figueroa-Cárdenas

Corn tortillas are the staple food of central American countries, and their consumption has spread to various parts of the world. However, consumers currently seek more nutritious foods that contain health-promoting compounds. The genus Opuntia spp. is a source of bioactive compounds that protect against chronic diseases in humans.

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