オリザ油化株式会社

Research and Development

Papers

A, B, C

Product name
Year of publication 2020
Journal Function Foods in Health and Disease
Title Moriche Palm (Aguaje) Extractimproves indefinite complaintsin Japanese females: arandomized,placebo-controlled,double-blind trial.
Author(s) Takara T., Yamamoto K., Suzuki N., Yamashita S., Iio S., Noguchi H., Kakinuma T., Baba. Yamamoto S., Morikawa T., Takeda S., Shimoda H.
Summary Eight weeks of aguaje extract intake in healthy Japanese women significantly improved premenstrual mood, period pain, fluid retention, concentration, etc. This suggests that aguaje extract may be effective in preventing period pain and other menstruation-related symptoms in women.

Product name
Year of publication 2021
Journal Journal of Food Biochemistry
Title Estrogenic and antiandrogenic activities of methoxyflavans isolated from the fruit of Mauritia Flexuosa (Moriche Palm)
Author(s) Miyasaka K., Takeda S., Nakamura S., Matsuda H., Shimoda H.
Summary The methoxyflavones in aguaje extract were found to have estrogenic and anti-androgenic effects, suggesting that aguaje extract may have hormone-modulating properties.

Product name
Year of publication 2007
Journal Food Hygiene and Safety Science
Title Safety and Structural Analysis of Polymers Produced in Manufacturing Process of α-Lipoic Acid
Author(s) Shimoda H., Tanaka J., Seki A., Honda H., Akaogi S., Komatsubara H., Suzuki N., Kameyama M., Tamura S., Murakami N.
Summary The health impacts of ingestion of α-lipoic acid mixed at a 1% ratio with gelatinous polymers produced in the synthesis process thereof were found to be limited.

Product name
Year of publication 2018
Journal PLoS One
Title Strawberry seed extract and its major component, tiliroside, promote ceramide synthesis in the stratum corneum of human epidermal equivalents.
Author(s) Takeda S., Shimoda H., Takarada T., Imokawa G.
Summary Strawberry seed extract and its constituent tiliroside may prevent skin dryness by promoting the expression of ceramide synthesis-related enzyme genes.

Product name
Year of publication 2019
Journal Journal of Biomedical Sciences
Title Tiliroside, a constituent of strawberry seeds, slightly enhances hyaluronan production via hyaluronan synthase 2 expression in mouse skin and human fibroblasts.
Author(s) Shimoda H., Tanaka J., Zaiki K., Nakaoji K.
Summary The tiliroside in strawberry seed extract may prevent skin dryness by promoting hyaluronan synthase expression.

Product name
Year of publication 2012
Journal Journal of Pharmacy and Pharmacology
Title Cryptoxantin suppressed UVB-induced melanogenesis in mouse: involvement of the inhibition of prostaglandin E2 and melanocyte-stimulating hormone pathway.
Author(s) Shimoda H., Shan S.H., Tanaka J., Maoka T.
Summary The β-cryptoxanthin in citrus unshiu extract may prevent skin pigmentation by inhibiting the expression of melanogenesis- and keratinocyte-producing factors.

Product name Oryza Gaba™
Year of publication 2001
Journal Japan Journal of Food Engineering
Title The Effect of Defatting with Organic Solvent on Accumulation of 4-Aminobutyric Acid (GABA) in the Rice Germ
Author(s) Saikusa T., Okada T., Murai H., Mori Y., Horino T., Omori M., Ito M., Onoda A.
Summary Defatting with n-hexane at 30°C or higher, accumulation of GABA by addition of water, and drying and heat treatment at 30 to 50°C under ethanol-free conditions are considered desirable as conditions for the refinement of GABA-enriched rice germ.

Product name Oryza Ceramide™
Year of publication 2009
Journal The Cell
Title Effect of glucosyl sphingolipids derived from rice on human skin condition
Author(s) Shimoda H.
Summary Skin moisture, smoothness, scaly skin, and skin texture were improved through six weeks of Oryza Ceramide® intake by subjects prone to dry and rough skin, indicating that Oryza Ceramide is a food material that can help keep the skin in a healthy state.

Product name Oryza Ceramide™
Year of publication 2012
Journal Journal of Medicinal Food
Title Changes in ceramides and glucosylceramides in mouse skin and human epidermal equivalents by rice-derived glucosylceramide.
Author(s) Shimoda H., TerazawaS., Hitoe S., Tanaka J., Nakamura S., Matsuda H., Yoshikawa M.
Summary Twelve weeks of Oryza Ceramide® intake in healthy Japanese women significantly improved trans-epidermal water loss (TEWL), lip moisture, and pore size. This suggests that intake of Oryza Ceramide® may prevent skin dehydration.

Product name Oryza Ceramide™
Year of publication 2021
Journal PLoS One
Title β-Sitosterol 3-O-D-glucoside increases ceramide levels in the stratum corneum via the up-regulated expression of ceramide synthase-3 and glucosylceramide synthase in a reconstructed human epidermal keratinization model
Author(s) Takeda S., Shimoda H., Imokawa G.
Summary The study found that Oryza Peptide® may be effective in inducing sleep by activating melatonin synthesis-related enzymes.

Product name Oryza Ceramide™
Year of publication 2021
Journal Functional Foods in Health and Disease
Title Oryza Ceramide®, a rice-derived extract consisting of glucosylceramides and β-sitosterol glucoside, improves facial skin dehydration in Japanese subjects.
Author(s) Takara T., Yamamoto K., Suzuki N., Yamashita S., Iio S., Noguchi H., Kakinuma T., Baba A., Takeda S., Yamada W., Sarita Shrestha., Yoshiaki Manse., Toshio Morikawa., Shimoda H.
Summary Eight weeks of Oryza Peptide® intake combined with light walking did not enhance body fat reduction in healthy women. However, a higher dose may promote a reduction in body fat.

Product name
Year of publication 2007
Journal Food Science and Technology Research
Title Suppressive effect of defatted kiwi fruit seed extract on acute inflammation and skin pigmentation.
Author(s) Tanaka J., Shan S.J., Kasajima N., Shimoda H.
Summary Kiwi seed extract was found to inhibit prostaglandin and NO production, tyrosinase activity, melanin production, and skin pigmentation.

Product name Kiku Flower Extract
Year of publication 2017
Journal Integrative Molecular Medicine
Title Luteorin-rich chrysanthemum flower extract suppresses baseline serum uric acid in Japanese subjects with mild hyperuricemia.
Author(s) Hirano M., Takeda S., Hitoe S., Shimoda H.
Summary Four weeks of kiku flower extract intake reduced uric acid levels in men with mild hyperuricemia (uric acid level: 5.5 to 7.0 mg/dL).

Product name Kiku Flower Extract
Year of publication 2022
Journal Functional Foods in Health and Disease
Title Effects of luteolin-rich chrysanthemum flower extract on purine base absorption and blood uric acid in Japanese subjects
Author(s) Takara T., Yamamoto K., Suzuki N., Yamashita S., Iio S., Kakinuma T., Baba A., Takeda S., Yamada W., Nagata M., Shimoda H.
Summary Kiku flower-derived luteolin capsules or placebo capsules were ingested for 12 weeks by 44 healthy Japanese male and female adults, and the effects on higher serum uric acid levels were assessed. The results indicated that high uric acid levels were reduced only when kiku flower extract-derived luteolin capsules were administered for 12 weeks.

Product name Staminus®(USA)
Year of publication 2016
Journal Journal of Natural Medicines
Title Enhancement of energy production by black ginger extract containing polymethoxy flavonoids in myocytes through improving glucose, lactic acid and lipid metabolism.
Author(s) Toda K., Takeda S., Hitoe S., Nakamura S. Matsuda H., Shimoda H.
Summary Black ginger extract may help improve metabolic syndromes and locomotive functions by enhancing the activation of AMPK and improving glucose, lactic acid, and lipid metabolic enzyme gene expression.

Product name Staminus®(USA)
Year of publication 2016
Journal Helioyon
Title Black ginger extract increases physical fitness performance and muscular endurance by improving inflammation and energy metabolism.
Author(s) Toda K., Hitoe S., Takeda S., Shimoda H.
Summary The polymethoxyflavones in black ginger extract are expected to increase muscular endurance and fitness performance through the activation of AMPK.

Product name Staminus®(USA)
Year of publication 2016
Journal Integrative Molecular Medicine
Title Enhancement of physical fitness by black ginger extract rich in polymethoxyflavones: a double-blind randomized crossover trial.
Author(s) Toda K., Kohatsu M., Takeda S., Hitoe S., Shimizu N., Shimoda H.
Summary Four weeks of black ginger extract intake in healthy subjects led to improvements in physical fitness, including strength, grip, leg strength, balance, and endurance, and improvements in fatigue.

D, E, F

Product name
Year of publication 2010
Journal Journal of Medicinal Food
Title Anti-inflammatory properties of red ginger (Zingiber officinale var. Rubra) extract and suppression of nitric oxide production by its constituents.
Author(s) Shimoda H., Shan S. J., Tanaka J., Seki A., Seo J. W., Kasajima N., Kasajima N., Tamura S., Ke Y., Murakami N.
Summary Red ginger extract is expected to help alleviate rheumatism and other forms of arthritis by promoting the suppression of PG and NO production through the inhibition of COX-2 and migration of macrophages to inflamed sites.

Product name
Year of publication 2020
Journal Journal of Rice Research
Title Identification of Chemical Structures of Hypolipidemic Proanthocyanidins in Red Rice Enhancing Acyl CoA Oxidase Expression.
Author(s) Tamura S., Yan K., Kawano T., Ohnishi-Kameyama M., Tanaka J., Shimoda H., Murakami N.
Summary Red ginger extract is expected to help alleviate rheumatism and other forms of arthritis by promoting the suppression of PG and NO production through the inhibition of COX-2 and migration of macrophages to inflamed sites.

Product name
Year of publication 2018
Journal Journal of Functional Foods
Title Isolation of activating factors of serotonin N-acetyltransferase from rice peptides.
Author(s) Moritani C., Kawakami K., Fujita A., Kawakami L., Shimoda H., Hatanaka T., Tsuboi S.
Summary The study found that Oryza Peptide® may be effective in inducing sleep by activating melatonin synthesis-related enzymes.

Product name
Year of publication 2019
Journal Journal of Rice Research
Title Effect of Rice Peptide Beverage Combined with Light Walking Exercise on Body Fat Parameters in Japanese Subjects.
Author(s) Oike Y., Miyanaga T., Hori Y., Takahashi A., Kikuchi M., Shimoda H.
Summary Eight weeks of Oryza Peptide® intake combined with light walking did not enhance body fat reduction in healthy women. However, a higher dose may promote a reduction in body fat.

Product name
Year of publication 2020
Journal ACS Omega
Title Protective effects of rice peptide Oryza Peptide-P60 against oxidative injury through activation of Nrf2 signaling pathway in vitro and in vivo.
Author(s) Moritani C., Kawakami K., Shimoda H., Hatanaka T., Suzaki E., Tsuboi S.
Summary Oryza Peptide® may be beneficial in preventing illness caused by oxidative stress by inducing synthesis of glutathione and antioxidant activity through the activation of Nrf2 pathways.

Product name
Year of publication 2009
Journal American Journal of Chinese Medicine
Title The hypocholesterolemic effects of Cistanche tubulosa extract, a Chinese traditional clued medicine, in mice.
Author(s) Shimoda H., Tanaka J., Takahara Y., Takemoto K., Shan S.J., Su M.H.
Summary Cistanche tubulosa extract is considered effective for dieting, through promotion of gene expression related to cholesterol transport and metabolism.

Product name
Year of publication 2008
Journal Journal of Agricultural and Food Chemistry
Title Walnut polyphenols prevent liver damage induced by carbon tetrachloride and D-galactosamine: hepatoprotective hydrolyzable tannins in kernel pellicles of walnut.
Author(s) Shimoda H., Tanaka J., Kikuchi M., Fukuda T., Ito H., Hatano T., Yoshida T.
Summary The ellagitannins in walnut polyphenols suppress the release of liver injury-induced serum GOT and GPT, indicating hepatoprotective effects.

Product name
Year of publication 2009
Journal Journal of Agricultural and Food Chemistry
Title Effect of polyphenol-rich extract from walnut on diet-induced hypertriglyceridemia in mice via enhancement of fatty acid oxidation in the liver.
Author(s) Shimoda H., Tanaka J., Kikuchi M., Fukuda T., Ito H., Hatano T., Yoshida T.
Summary The tellimagrandin I in walnut polyphenols was found to help enhance β-oxidation in the cytosolic fraction by stimulating the expression of lipid metabolic enzyme genes and reduce the concentration of triglycerides in the liver and serum.

Product name
Year of publication 2010
Journal Biochemical Systematics and Ecology
Title Anthocyanins from Oryza sativa L. subsp. indica.
Author(s) Tamura S., Yan K., Shimoda H., Murakami N.
Summary Di-glucosyl anthocyanins derived from purple rice bran extract, not discovered in other varieties, were isolated, indicating the possibility of applying purple rice to biosynthesis research.

Product name
Year of publication 2011
Journal Journal of Agricultural and Food Chemistry 
Title Purple rice extract and anthocyanidins of the constituents protect against light-induced retinal damage in vitro and in vivo.
Author(s) Tanaka J., Nakanishi T., Ogawa K., Tsuruma K., Shimazawa M., Shimoda H., Hara H.
Summary Tanaka J., Nakanishi T., Ogawa K., Tsuruma K., Shimazawa M., Shimoda H., Hara H.

Product name
Year of publication 2012
Journal Phytotherapy Research
Title Purple rice (Oryza sativa L.) extract and its constituents inhibit VEGF-induced angiogenesis.
Author(s) Tanaka J., Nakamura S., Tsuruma K., Shimazawa M., Shimoda H., Hara H.
Summary Purple rice extract was found to be effective in inhibiting angiogenesis through suppression of phosphorylation of cell proliferation and migration factors.

Product name
Year of publication 2013
Journal Life Sciences
Title Purple rice extract and its constituents suppress endoplasmic reticulum stress-induced retinal damage in vitro and in vivo.
Author(s) Tanaka J., Nakanishi T., Shimoda H., Nakamura S., Tsuruma K., Shimazawa M., Matsuda H., Yoshikawa M., Hara H.
Summary In mice with endoplasmic reticulum stress-induced retinal damage, purple rice extract suppressed death of visual cells and hypertrophy of ganglion cells by inhibiting increases in BiP and CHOP.

G, H, I

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J, K, L

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M, N, O

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P, Q, R

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S, T

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U, V

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W, X

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Y, Z

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