Nutthachai Pongprasert

King Mongkut's University of Technology Thonburi | KMUTT · School of Bioresources and Technology

The effect of 1-methylcycloprepene microbubbles (1-MCP-MBs) on reducing chlorophyll degradation, prolonging vase life and maintaining the quality of Dendrobium cv. ‘Burana Jade’ inflorescences was investigated. The inflorescences were immersed in 50 ppm 1-MCP-MBs or tap water (control) for 5 min and then held at 23 ± 1 ◦C for 12 days. The 1-MCP-MB-...

Recently, the use of natural agents to improve quality has attracted a lot of attention on fresh-cut produce and minimally processed fruit. The aims of this work were to investigate the efficiency of sericin and fresh pineapple juice (selected natural agents) on browning inhibition and antioxidant activity of fresh-cut ‘Nam Dok Mai’ mangoes during...

Electrostatic atomized water particles (EAWPs) treatment was applied to investigate its effect on chlorophyll (Chl) degradation and ripening delay in ‘Namwa’ bananas. Banana fruits were pretreated with EAWPs generated from a device (Panasonic F-GMK01) for 0 (control), 0.5, 1.0, 1.5, and 3.0 h in a closed 50 L container, and then kept in perforated...

Citation: Suksiriworapong, J.; Pongprasert, N.; Bunsupa, S.; Taresco, V.; Crucitti, V.C.; Janurai, T.; Phruttiwanichakun, P.; Sakchaisri, K.; Wongrakpanich, A. CD44-Targeted Lipid Polymer Hybrid Nanoparticles Enhance Anti-Breast Cancer Effect of Cordyceps militaris Extracts. Abstract: This study aimed to improve the anticancer effect of Cordyceps m...

The intention of this qualitative research study was to provide a basic risk concept by comparing food risk assessment schemes and preparing general food risk scoring guidance for developing a simple and reliable practical fruit and vegetable qualitative food safety risk matrices for fresh produce entrepreneurs. These practical food safety risk mat...

Microbial contamination commonly occurs in microgreens due to contaminated seeds. This study investigated the decontamination effects of water wash (control), 5% hydrogen peroxide (H2O2), UV-C (36 watts), advanced oxidation process (AOP; H2O2 + UV-C), and improved AOP by combination with microbubbles (MBs; H2O2 + MBs and H2O2 + UV-C + MBs) on micro...

Fruit freckles of ‘Namwa’ banana (Musa x paradisiaca) are a disorder observed as small brown spots or freckles on the fruit surface that become scabby during the preharvest and postharvest stages. To investigate the cause of disorder, morphology and molecular properties of isolated fungi as well as the biochemical properties of infected bananas wer...

Microgreens are young and tender leafy vegetables that have gained wider consumer acceptance. This is attributed to their low caloric composition and rich micronutrient and antioxidant composition. The present study investigated the bioactive composition and proximate analysis of fourteen microgreens belonging to Brassicaceae, Fabaceae, Pedaliaceae...

SUMMARY Introduction – Immature okra pod possess high respiration activity and low storage temperature is commonly exploited to lowering down the metabolic process. However, the okra is of tropical origin and its susceptibility to chilling injury (CI) causes further problems in postharvest storability. Therefore, the influence of low temperature co...

The purpose of this qualitative research study was to establish a simple and reliable practical fruit and vegetable 4 × 4 qualitative risk matrices for hazards, food fraud and other quality issues in conventional, soilless culture and organic salads' raw materials. These practical risk matrices were verified using FDA data, Food Fraud Advisor Free...

The occurrence of the postharvest physiological disorder of dark spots on the peel of the ripened “Khai” banana has led to a reduction in its commercial value. The objective of the present study was to investigate the development mechanisms of senescence dark spots of the “Khai” (Musa AA group) banana peel in relation to chlorophyll degradation and...

The load of pesticide residues in fresh produce poses risks to food safety and human health. The reduction of pesticide residues on 'Super Hot' red chilis was determined using various washing agents. Freshly-harvested red chilis were exogenously applied with 100 μL L-1 chlorpyrifos for 5 min and air-dried overnight. Fresh chilis were washed with di...

Banana is commercially harvested at the mature green stage, and post-harvest ripening is necessary to increase its marketability and obtain it in its ideal ripened form with the desired color and texture. This study investigated the effectiveness of the ethylene microbubble (C2H4-MBs) technique as an alternative to accelerating the post-harvest rip...

This study was carried out to investigate the combined effects of vacuum packaging (VP) and cold shock (CS) of asparagus on lignification during storage at 4°C. Physiological and biochemical changes were analyzed. The VP + CS treatment reduced fresh weight loss and color change and prevented the increment of spear toughness the most compared to VP,...

Asparagus has a high respiration rate and short shelf-life. The loss in quality is observed through the wrinkling of stems, loss of green colour and toughening. The objective of this study was to reduce the spear lignification and maintain the quality of asparagus using electrostatic atomised water particle (EAWP) treatment. Asparagus were treated...

Red pulp color of Tubtim-Siam pummelo (Citrus maxima Burm.) is a distinct specific characteristic, which is the preferred in the international market. This present study aimed to determine (1) the influence of tree age on carotenoid accumulation during fruit development, and (2) the carotenoid profile and related biosynthesis gene expression in “Tu...

Okra pods, commonly eaten at an immature stage, undergo quick postharvest deterioration due to high respiration, water loss, wilting, toughening and decay. As okra is a tropical crop, its pods are susceptible to chilling injury (CI) at low storage temperatures. The effects of low temperature storage on the physio-biochemical properties of okra pods...

The effects of bagging-induced light reductions on lycopene synthesis and the expression of related genes, antioxidant activity, and sugar composition of ‘Tubtim Siam’ pummelo ( Citrus maxima ) were investigated. Glucose, ascorbic acid, and flavonoid concentrations and 2, 2-diphenyl-1-picryhydrazyl scavenging activity were decreased in fruit covere...

Okra as tropical crop is susceptible to chilling injury (CI), which limit the usage of low storage temperature. Polyamine, particularly putrescine (Put) has been proposed to play important role in plant to cope with cold stress. Thus, the aim of this study was to determine the effect of polyamines treatment specifically Put on alleviating the CI in...

Postharvest quality deterioration in lime (C. aurantifolia Swingle cv. Paan) fruit is indicated by loss of green color as a result of chlorophyll degradation. The effect of hot water immersion on lime fruit packed with ethanol vapor pad (EP) in delaying chlorophyll degradation under storage at 10 °C was investigated. Mature green lime fruit weighin...

As a preliminary experiment, the effects of pineapple juice extracted from core and pulp on the browning process occurring in fresh-cut 'Nam Dok Mai' mango was investigated. We found that pineapple juice extracted from core effectively reduced surface browning of fresh-cut mango. So, efficiency of 50% pineapple core juice on physical and physiologi...

Introduction. Anthocyanins are a group of flavonoids, and their synthesis is influenced by external and internal factors such as light, temperature, phytohormones and sugar concentration. A high anthocyanin concentration, which is related to redder coloration, is one of the factors of high-quality fruit. The effects of LED irradiation on the anthoc...

1-MCP, Antioxidant, Banana, Hom thong, Microbubble.

Yardlong bean is widely produced in Thailand and consumers prefer tender pods. Organic yardlong bean is now highly demanded in export markets. Little is known about the postharvest quality changes of organic produce. Usually, quality decreases rapidly after harvest due to pod swelling and softening. This study was conducted to determine the relatio...

Massive changes in chemical composition and antioxidant properties usually occur in fruits during maturation and ripening. In this study, changes in ascorbic acid content, phenolics content, antioxidant activity (DPPH and FRAP), soluble solid content (TSS) and sugar content during ripening of two banana cultivars at 25 ± 2o C were investigated....

Alleviation of browning and lignification in minimally processed sweet bamboo (Dendrocalamus asper) shoots by packaging, makes every effort to ensure the accuracy of all the information (the "Content") contained in the publications on our platform. However, Taylor & Francis, our agents, and our licensors make no representations or warranties whatso...

Effect of UV-C treatment on chlorophyll degradation, antioxidant enzyme activities and senescence in Chinese kale (Brassica oleracea var. alboglabra) Abstract The changes in chlorophyll content, antioxidant enzyme activities and senescence in Chinese kale (Brassica oleracea var. alboglaba) irradiated with different UV-C dosages (1.8, 3.6, 5.4 and 7...

To investigate the mode of action of UV-C to alleviate CI in banana. Banana [Musa (AAA group), Cavendish subgroup cv. Cavendish] fruits were treated with UV-C at dosages of 0.03kJm−2 prior to storage at 8 or 25°C. UV-C treatment reduced both the incidence and severity of banana fruits stored under low temperature. UV-C treatment reduced membrane da...

The reduction of cellular oxidative stress causing chilling injury (CI) of banana fruit peel by UV-C hormesis was investigated. Banana [Musa (AAA group, Cavendish subgroup) cv. Cavendish] fruits were treated with UV-C at dosages of 0.02 kJ m-2, 0.03 kJ m-2 or 0.04 kJ m-2 prior to storage at 5 and 25°C. Symptoms of CI were observed when fruits store...

In order to better understand the possible role and mode of action of UV-C illumination on inducing chilling stress tolerance, banana [Musa (AAA group), Cavendish subgroup cv. 'Cavendish'] fruits were treated with three UV-C durations (10, 15 and 20 sec) and dosages (0.02, 0.03 and 0.05 kJ m -2) prior to storage at 5, 8 and 25°C. As results, differ...

In order to compare the sensitivity to chilling injury (CI), sweet basil (Ocimum basilicum L.) leaves were divided into young and mature leaves then stored at 4 and 10°C. CI was developed on leaves held 4°C while leaves kept at 10°C developed no injury. Mature leaves developed a greater severity of CI symptoms compared with young leaves and also ha...

Browning at the cut surface of minimally processed sweet bamboo (Dendrocalamus asper) shoots is a limiting factor for shelf life and consumer preference. We studied the effect of two different packaging systems, polyvinyl chloride (PVC)‐wrapped foam trays and vacuum polyethylene (PE) bags, on storage attributes of bamboo shoot slices held at 4°C. B...

Banana fruit (Musa sp, cv.'Grande Naine') were sprayed with n-propyl dihydrojasmonate (PDJ) and abscisic acid (ABA) at concentrations of 1 mM and 0.25 mM respectively. The application was done prior to storage at 8°C for 3 weeks with or without transferring after 5 days interval to 20°C for ripening. PDJ and ABA treatments reduced the chilling inju...