Food Science and Technology Research
Online ISSN : 1881-3984
Print ISSN : 1344-6606
ISSN-L : 1344-6606
最新号
選択された号の論文の12件中1~12を表示しています
Food Technology and Engineering
Review
  • Yeonjoo Maeng, Shinbee Eun, Seok Jung, Nam Keun Lee, Jin-Kyu Rhee
    2026 年32 巻5 号 p. 443-453
    発行日: 2026年
    公開日: 2026/09/18
    [早期公開] 公開日: 2026/05/08
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    The accelerating impacts of the Anthropocene have intensified pressure on marine ecosystems. In this context, cellular aquaculture—the production of blue foods through controlled cell cultivation—has emerged as an essential alternative for mitigating marine biodiversity loss and ensuring global food security. However, its advancement is constrained by a critical trilemma comprising economic viability, textural fidelity, and sensory complexity. This review proposes biophysical convergence as a strategic framework to overcome these bottlenecks, emphasizing the integration of bioprocessing agility with food physics. Recent advances in bio-orchestration, including double-network emulsion gels and adaptive materials designed to emulate adipose tissue rheology, are examined alongside physical engineering strategies such as juiciness design via pulsed field gradient stimulated echo nuclear magnetic resonance (PFG-STE NMR), lipid stabilization using artificial oil bodies (AOBs), and monodisperse lipid structuring through microchannel emulsification (MCE). By integrating biological innovation with physical engineering, this review outlines a roadmap toward a regionally harmonized framework for safe and high-fidelity cellular aquaculture.

Original Paper
  • Yoshio Makino, Misaki Takeuchi, Rinon Kamada, Haruka Tadokoro, Suzuka ...
    2026 年32 巻5 号 p. 455-465
    発行日: 2026年
    公開日: 2026/09/18
    [早期公開] 公開日: 2026/07/23
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    Postharvest ripening of kiwifruit after cold storage involves coordinated but asynchronous changes in multiple physicochemical attributes, making evaluation of eating quality based on a single index insufficient. This study investigated cultivar-dependent ripening behavior of two kiwifruit cultivars, ‘Sanuki Angel Sweet’ and ‘Sanuki Emerald’, following cold storage and subsequent ripening treatment. Changes in firmness, soluble solid content, acidity, flesh color, ascorbate content, and mass retention were monitored after ripening and integrated using principal component analysis (PCA). PC1 (50 % contribution rate) represented overall ripening progression after storage, whereas PC2 (17 % contribution rate) captured cultivar-dependent ripening strategies reflecting different balances between sweetness development and retention of firmness, acidity, and color. These results indicate that the postharvest eating quality of kiwifruit is better interpreted in terms of cultivar-dependent ripening strategies rather than as a single optimal eating time. This perspective provides physiological insight relevant to postharvest handling and cultivar utilization.

Technical Paper
  • Yasuhiro Funatsu, Keisuke Maeda, Naoyuki Maeda, Akihito Takahashi, Aki ...
    2026 年32 巻5 号 p. 467-477
    発行日: 2026年
    公開日: 2026/09/18
    [早期公開] 公開日: 2026/06/04
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    This study investigated differences in the quality of chicken sauces (CSs) prepared by combining different types of koji and starter cultures for the efficient utilization of whole chicken extract residue (WCER). Chicken koji (CK), produced from WCER, and commercial rice koji (RK), together with soy sauce lactic acid bacteria (Tetragenococcus halophilus) and yeast (Zygosaccharomyces rouxii), were evaluated for their effects on the physicochemical properties of CS mash (moromi) and the quality of the final products. Salt-soluble nitrogen, formol nitrogen, and the protein degradation ratio were higher in the CK group than in the RK group. Multivariate analysis integrating taste sensor data, physicochemical parameters, and extractive components clearly distinguished the taste characteristics between the CK- and RK-based products.

  • Hiroharu Natsume, Shogo Okamoto
    2026 年32 巻5 号 p. 479-488
    発行日: 2026年
    公開日: 2026/09/18
    [早期公開] 公開日: 2026/07/06
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    Understanding how time-varying sensory perceptions shape momentary liking is essential for characterizing dynamic eating experiences. This study proposes a framework for deriving moment-wise temporal drivers of liking by linking Temporal Dominance of Sensations (TDS) and Temporal Liking (TL) data using a time-series modeling approach. Using strawberry datasets, sensory patterns were related to corresponding liking trajectories, and the contributions of individual attributes were quantified over time. The results revealed distinct temporal roles of sensory attributes: sweetness and juiciness contributed positively over extended periods, whereas sourness and fruitiness exerted more localized effects. A human evaluation task showed that the derived temporal patterns were identified at a rate significantly above chance level, indicating perceptual plausibility. These findings provide a fine-grained characterization of sensory–hedonic dynamics and offer a general framework for analyzing temporal drivers of liking in food evaluation.

Food Science and Chemistry
Original Paper
  • Xia Cao, Weiqi Yang, Qinggui Lei, Jinkun Zheng, Maoxun Yang, Qi Huang, ...
    2026 年32 巻5 号 p. 489-497
    発行日: 2026年
    公開日: 2026/09/18
    [早期公開] 公開日: 2026/05/23
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    Objective: To develop a rapid, cost-effective, and eco-friendly method that combines solid-phase extraction (SPE) with microplate reader technology for quantifying hesperidin in Citri Reticulatae Pericarpium (CRP) slices, thereby enhancing quality evaluation standards for CRP slices. Methods: Ultrasonic methanol extraction of CRP slices, purification on octadecylsilyl (ODS) SPE, and direct microscale detection by a microplate reader to enable high-throughput quantification without chromatographic separation. Results: The method achieved 96.48 % recovery (relative standard deviation, RSD = 5.88 %) with linearity (correlation coefficient, r > 0.998), and its results are comparable to Pharmacopoeia HPLC standards. Conclusions: The SPE–microplate reader approach is simple, rapid, and sustainable for hesperidin determination in CRP slices, advancing high-throughput quality assessment of traditional Chinese medicines and promoting green analytical practices. It provides a scientific basis for improving CRP slices quality standards and supports broader applications in herbal medicine analysis.

  • Hsiu-Chin Huang, Chung-Hsin Wu, Miku Tsurushima, Junko Kuwahara
    2026 年32 巻5 号 p. 499-510
    発行日: 2026年
    公開日: 2026/09/18
    [早期公開] 公開日: 2026/06/30
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    Edible mushrooms are highly valued worldwide for their excellent nutritional and pharmacological properties. In this study, the effects of mushroom-derived crude polysaccharides on skin cells were evaluated to develop novel applications for commonly consumed mushrooms. The four species studied were Hypsizygus marmoreus, Pleurotus ostreatus, Lyophyllum shimeji, and Grifola frondosa. After hot water extraction, polysaccharides rich in β-glucans were analyzed for antioxidant activity and in vitro wound closure using L929 fibroblasts. Polysaccharides derived from L. shimeji exhibited radical scavenging activity, with the second-highest activity after G. frondosa. Furthermore, L. shimeji extract exhibited the highest wound closure capacity among all the tested species. These findings suggest that this approach could be a promising and sustainable strategy for developing functional foods and medical products. Moreover, commercially available mushrooms and discarded non-standard mushrooms may be used as raw materials for bioactive polysaccharides, potentially enabling effective resource utilization.

  • Jinlong Zhang, Jingbo Hou, Zengxin Huang, Yuanzi Xiao, Hajitiebeike Ay ...
    2026 年32 巻5 号 p. 511-521
    発行日: 2026年
    公開日: 2026/09/18
    [早期公開] 公開日: 2026/06/04
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    This study investigated the effects of different formulations on volatile organic compounds (VOCs) in forest frog paste and its immunomodulatory activity. Gas chromatography-ion mobility spectrometry (GC-IMS) coupled with electronic nose and multivariate statistical methods was used to analyze VOCs, and the immunomodulatory activity was evaluated in cyclophosphamide (CTX)-induced immunosuppressed BALB/c mice. A total of 22 VOCs were detected, and 3 key differential markers (variable importance in the projection, VIP > 1), namely (E,E)-2,4-heptadienal, methyl isobutyrate and 2-furanmethanol, were screened out. Compared with the model group, the high-dose group elevated thymus and spleen indices by 26 % and 22 %, and serum  immunoglobulin M (IgM), immunoglobulin G (IgG) levels increased by 38.95 % and 20.90 %, respectively. In conclusion, GC-IMS-electronic nose can distinguish flavor profiles of different formulations; the key markers and immunomodulatory results lay theoretical and experimental foundations for forest frog paste’s quality regulation and functional product development.

  • Naoki Nanashima, Hayato Maeda, Akira Nakajima, Makoto Nishizuka, Tsuyo ...
    2026 年32 巻5 号 p. 523-532
    発行日: 2026年
    公開日: 2026/09/18
    [早期公開] 公開日: 2026/06/24
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    Apple pomace, an agricultural by-product, is rich in bioactive components; however, its effects on chondrocyte function remain unclear. We investigated the effects of apple pomace extract (APE) on the human chondrosarcoma-derived cell line OUMS-27. APE treatment markedly increased type II collagen and proteoglycan production, as confirmed using enzyme-linked immunosorbent assay and Alcian Blue staining. Quantitative reverse transcription-quantitative polymerase chain reaction revealed upregulation of COL2A1 and ACAN expression, accompanied by downregulation of basal expression of MMP3, MMP13, and ADAMTS5. Western blotting demonstrated that APE induced the phosphorylation of p38 mitogen-activated protein kinase, extracellular signal-regulated kinase, and protein kinase B, indicating that these signaling pathways are associated with its anabolic effects. These findings suggest that APE promotes extracellular matrix production in this cell model by modulating key metabolic and signaling pathways. Our study highlights the potential of upcycling apple pomace into a functional food ingredient for supporting extracellular matrix metabolism in cartilage.

  • Xuanxuan Sheng, Zhuofei Liu, Ayumi Yahada, Yumiko Toyama, Toshiro Mats ...
    2026 年32 巻5 号 p. 533-548
    発行日: 2026年
    公開日: 2026/09/18
    [早期公開] 公開日: 2026/06/11
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    In a previous study, we developed a graphite sheet-assisted laser desorption ionization-mass spectrometry (GRAMS) method to simultaneously detect both hydrophilic and hydrophobic compounds in a sample without chromatographic separation. In this study, we applied the GRAMS method to a comprehensive analysis of food-related compounds. As a result, a wide range of food-related compounds were detected, including amino acids, fatty acids, sterol lipids, sugars, aroma compounds, vitamins, organic acids, polyphenols, advanced glycation end products, pesticides, and drugs. Using beer as a representative sample, GRAMS successfully detected common flavor compounds and discriminated among four commercial products based on their chemical profiles. Furthermore, combining GRAMS with trapped ion mobility spectrometry time-of-flight mass spectrometry enabled the separation of isomers such as maltotriose and raffinose, thereby substantially improving molecular identification accuracy. The proposed GRAMS platform therefore provides a powerful tool for comprehensive, high-throughput food chemical profiling.

Note
  • Xixi Li, Rinna Okamoto, Airi Fukuda, Yuka Ichiba, Takayuki Uchida, Tak ...
    2026 年32 巻5 号 p. 549-555
    発行日: 2026年
    公開日: 2026/09/18
    [早期公開] 公開日: 2026/06/26
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    Highly sensitive detection of bioactive peptides is often required for their bioavailability study, due to their low abundance in biological systems. This study evaluated the analytical performance of trapped ion mobility spectrometry (TIMS) coupled with liquid chromatography-quadrupole time-of-flight mass spectrometry (LC-qTOF/MS) for detecting the anti-dementia dipeptide YP and the anti-muscle atrophy pentapeptide DGYMP. For YP, derivatization with 3-aminopyridyl N-hydroxysuccinimidyl carbamate (APDS) enhanced mass spectrometric detection by LC-qTOF/MS in TIMS-OFF mode, whereas detection of the pentapeptide DGYMP was not affected by amine derivatization. Under optimized TIMS parameters, including mobility window width and accumulation/ramp times, the developed LC-TIMS-qTOF/MS method achieved limits of detection of 0.97 nmol/L for APDS-YP and 0.88 nmol/L for DGYMP. These findings demonstrate that integrating TIMS with LC-qTOF/MS offers an effective platform for highly sensitive analysis of bioactive peptides, likely due to enhanced ion accumulation and ion mobility-based separation within the TIMS chamber.

    Graphical abstracts Fullsize Image
  • Dongryeoul Bae, Yeonghun Jee, Eunsu Cho, Kwang-Young Song, Goo Sung He ...
    2026 年32 巻5 号 p. 557-564
    発行日: 2026年
    公開日: 2026/09/18
    [早期公開] 公開日: 2026/06/26
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    Ready-to-eat foods are not cooked, increasing the risk of microbial contamination. Mannitol–yolk–polymyxin agar (MYPA) is often used to detect microbes but is limited by low selectivity for common contaminants, necessitating more effective supplements. Thus, we evaluated aztreonam supplementation (AZ-MYPA) for detecting Bacillus cereus. Target strain growth was not significantly inhibited at 16 µg/mL aztreonam. In seven foods artificially inoculated with Bacillus cereus/thuringiensis, the recovery on AZ-MYPA was comparable to or higher than that on conventional MYPA, showing significant increases in soybean paste, cabbage salad, and saengsik. Competing microflora were also suppressed, reducing background colonies to countable levels in red pepper powder and soybean paste. This suppression minimized acidification and masking effects, enhancing the visibility of eosin-pink pigmentation and lecithinase halos. However, in diverse samples, like cabbage salad, background interference remained. Overall, AZ-MYPA is a reliable and practical medium for detecting B. cereus in food matrices with high microbial loads.

  • Astri Suryani Prawulanari, Toshiya Gokan, Kosuke Sakata, Takanobu Nish ...
    2026 年32 巻5 号 p. 565-571
    発行日: 2026年
    公開日: 2026/09/18
    [早期公開] 公開日: 2026/07/17
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    Food-derived bioactive peptides have attracted attention for their potential benefits for cognitive function. Gln-Gln is a natto-derived dipeptide previously reported to improve cognitive function in mice. This study investigated the effects of Gln-Gln on neurotrophic signaling in differentiated SH-SY5Y cells. Gln-Gln treatment increased cell viability within the tested concentration range and significantly upregulated the expression of brain-derived neurotrophic factor (BDNF) and activity-regulated cytoskeleton-associated protein (Arc). Selective inhibitor analysis demonstrated that inhibition of the calcium-sensing receptor (CaSR) or phospholipase C (PLC), as well as intracellular Ca2+ chelation, significantly attenuated Gln-Gln-induced BDNF upregulation. Furthermore, Gln-Gln increased the phosphorylation of calcium/calmodulin-dependent protein kinase II (CaMKII) and cAMP response element-binding protein (CREB), whereas extracellular signal-regulated kinase (ERK) phosphorylation was not significantly affected. These findings suggest that Gln-Gln modulates neurotrophic signaling through a pathway involving CaMKII and CREB activation in neuronal cells, supporting a potential role for Gln-Gln in cognitive function.

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