OOIR: Observatory of International Research

Papers

(The median citation count of Nutrition Research and Practice is 2. The table below lists those papers that are above that threshold based on CrossRef citation counts [max. 250 papers]. The publications cover those that have been published in the past four years, i.e., from 2021-08-01 to 2025-08-01.)

Article	Citations
Erratum: Induction of apoptotic cell death in human bladder cancer cells by ethanol extract of Zanthoxylum schinifolium leaf, through ROS-dependent inactivation of the PI3K/Akt signaling pathwa	56
Choline intake and its dietary reference values in Korea and other countries: a review	22
Peanut sprout tea extract inhibits lung metastasis of 4T1 murine mammary carcinoma cells by suppressing the crosstalk between cancer cells and macrophages in BALB/c mice	16
A comparative study on eating habits and mental health of Korean middle school students according to their bedtime across regions: using data from the 2020–2022 Korea Youth Risk Behavior Survey	16
Tagetes erecta Linn flower extract inhibits particulate matter 2.5-promoted epithelial-mesenchymal transition by attenuating reactive oxygen species generation in human retinal pigment epitheli	15
Development and application of the sodium index to estimate and assess sodium intake for Korean adults	15
Minor alleles in the FTO SNPs contributed to the increased risk of obesity among Korean adults: meta-analysis from nationwide big data-based studies	14
Extracts of Grifola frondosa inhibit the MAPK signaling pathways involved in keratinocyte inflammation and ameliorate atopic dermatitis	13
Socioeconomic status, food security, and chewing discomfort of Korean elders: results from the Korea National Health and Nutrition Examination Survey	13
Comparison of food and nutrient intake according to the presence of glaucoma among Korean older adults	11
Effect of onion (Allium cepa L.) peel extract on natural killer cell and cytokines in a randomized, double-blind, placebo-controlled trial	11
Rice-based breakfast improves fasting glucose and HOMA-IR in Korean adolescents who skip breakfast, but breakfast skipping increases aromatic amino acids associated with diabetes prediction in Korean	10
β-carotene regulates cancer stemness in colon cancer in vivo and in vitro	10
Usual intake of dietary isoflavone and its major food sources in Koreans: Korea National Health and Nutrition Examination Survey 2016-2018 data	10
Current status of foodservice nutrition management and effects of welfare facility support for the elderly in Cheongju City	10
Cladophora glomerata Kützing extract exhibits antioxidant, anti-inflammation, and anti-nitrosative stress against impairment of renal organic anion transport in an in vivo study	9
Antimetastatic effect of fucoidan against non-small cell lung cancer by suppressing non-receptor tyrosine kinase and extracellular signal-related kinase pathway	9
Associations of dietary patterns and lower urinary tract symptoms (LUTS) in Korean adults	9
Classification and prediction of the effects of nutritional intake on diabetes mellitus using artificial neural network sensitivity analysis: 7th Korea National Health and Nutrition Examination Survey	9
Level of happiness and its association with food literacy among Seoul citizens: results from Seoul Food Survey 2021	9
Development of cooking method for senior-friendly food using fruits suitable for older adults with masticatory dysfunction	9
Mulberry (Morus albaL.) ethanol extract attenuates lipid metabolic disturbance and adipokine imbalance in high-fat fed rats	9
Sodium content changes between 2015 and 2019 in restaurant menu items selected for sodium reduction in Daegu	9
Ameliorative effect ofAbeliophyllum distichumNakai on benign prostatic hyperplasiain vitroandin vivo	8
Development and application of an evaluation tool for school food culture in elementary, middle, and high schools in Gyeonggi Province, South Korea	8

Dietary intake and major source foods of vitamin E among Koreans: findings of the Korea National Health and Nutrition Examination Survey 2016–2019	8
Effects of campus dining sustainable practices on consumers’ perception and behavioral intention in the United States	8
L-Methionine inhibits 4-hydroxy-2-nonenal accumulation and suppresses inflammation in growing rats	8
Newly developed care food enhances grip strength in older adults with dysphagia: a preliminary study	7
Positive effects of anthocyanin-rich mulberry milk on mental health problems in the working population: an open-label study	7
Food behaviors accounting for the recent trends in dietary fatty acid profiles among Korean adults	7
Cryptotanshinone promotes brown fat activity by AMPK activation to inhibit obesity	7
Bitter taste receptors protect against skin aging by inhibiting cellular senescence and enhancing wound healing	7
Anti-osteoporotic effects of Boswellia serrata gum resin extract in vitro and in vivo	7
Increasing trends in dietary total fat and fatty acid intake among Korean children: using the 2007–2017 national data	7
Strategies for preventing bone loss in populations with insufficient calcium and vitamin D intake	7
Daily consumption of specific categories of fruit and vegetables negatively correlated with frailty: findings from the US National Health and Nutrition Examination Survey	6
Highly water-soluble diacetyl chrysin ameliorates diabetes-associated renal fibrosis and retinal microvascular abnormality in db/db mice	6
Combination of ferulic acid and exercise alleviates menopause symptoms and skin remodeling in ovariectomized rats	6
Science electives in high school will improve nutrition knowledge but not enough to make accurate decisions	6
Carthamus tinctorius seeds–Taraxacum coreanum combination attenuates scopolamine-induced memory deficit through regulation of inflammatory response and cholinergic function	6
Issues pertaining to Mg, Zn and Cu in the 2020 Dietary Reference Intakes for Koreans	6
The association between meal regularity and weight loss among women in commercial weight loss programs	6
Dopamine and serotonin alterations byHizikia fusiformisextracts underin vitrocortical primary neuronal cell cultures	6
Korean consumers’ use and concerns about food delivery service	6
Do school-based nutrition interventions improve the eating behavior of school-age children?	6
IPA and its precursors differently modulate the proliferation, differentiation, and integrity of intestinal epithelial cells	5
Effects of visual deprivation and portion size on food-related perception and behavior	5
Association of the Korean Healthy Eating Index and sleep duration with prediabetes in middle-aged adults	5
Evaluation of the nutrient quotient for the elderly (NQ-E) using congregate meal services according to their oral health conditions	5
Effects of quercetin nanoemulsion on SIRT1 activation and mitochondrial biogenesis in the skeletal muscle of high-fat diet-fed mice	5
Eating away from home is associated with overweight and obesity among Ugandan adults: the 2014 Uganda non-communicable disease risk factor survey	5
Schisandrol A and gomisin N from Schisandra chinensis extract improve hypogonadism via anti-oxidative stress in TM3 Leydig cells	5
Protective effect of Phyllostachys edulis (Carrière) J. Houz against chronic ethanol-induced cognitive impairment in vivo	5
Probiotic supplementation has sex-dependent effects on immune responses in association with the gut microbiota in community-dwelling older adults: a randomized, double-blind, placebo-controlled, multi	5
Feeding characteristics in infancy affect fruit and vegetable consumption and dietary variety in early childhood	5
Associations between food consumption/dietary habits and the risks of obesity, type 2 diabetes, and hypertension: a cross-sectional study in Jakarta, Indonesia	5
Who has experienced better or worse health conditions since the outbreak of COVID-19?: results from a representative cross-sectional survey in Seoul	5
Challenges of diet planning for children using artificial intelligence	5
Effects of coffee intake on airway hypersensitivity and immunomodulation: an in vivo murine study	5
Immune-enhancing effect of hydrolyzed and fermented Platycodon grandiflorum extract in cyclophosphamide-induced immunosuppressed BALB/c mice	5
The mediating effect of the Korean Healthy Eating Index on the relationship between lifestyle patterns and metabolic syndrome in middle-aged Koreans: data from the 2019–2021 Korea National Health and	5
Relationship between metabolic syndrome and intake of ultra-processed foods in Korean adults: based on 6th and 7th Korea National Health and Nutrition Examination Survey (2013–2018)	5
Nutritional quality evaluation of plant-based elementary school meals in Seoul	5
Mediating effect of negative perceived stress on the relationship between premenstrual syndrome and emotional eating	4
Immunostimulatory activity of hydrolyzed and fermentedPlatycodon grandiflorumextract occurs via the MAPK and NF-κB signaling pathway in RAW 264.7 cells	4
Relationships among tooth loss, prefrailty, and dietary patterns in community-dwelling older Japanese females: a cross-sectional study	4
Workplace foodservice meals are associated with higher nutritional quality among adult Korean workers: a nationwide cross-sectional study	4
1,25-dihydroxyvitamin D₃ affects thapsigargin-induced endoplasmic reticulum stress in 3T3-L1 adipocytes	4
Effects of Rosa multiflora root extract on adipogenesis and lipogenesis in 3T3-L1 adipocytes and SD rat models	4
Association of milk and dairy product consumption with the incidence of cardio-cerebrovascular disease incidence in middle-aged and older Korean adults: a 16-year follow-up of the Korean Genome and Ep	4
Nutrition and health challenges among low-income families of young children in the post COVID-19 era: a qualitative study	4
The role of nutritional status in the relationship between diabetes and health-related quality of life	4
Effect of isoflavone supplementation on menopausal symptoms: a systematic review and meta-analysis of randomized controlled trials	4
Anti-obesity effects of ethanol extract of green Citrus junos peel enriched in naringin and hesperidin in vitro and in vivo	4

The impact of probiotics and vitamin C on the prevention of upper respiratory tract symptoms in two preschool children cohorts	4
Orostachys japonicus induce caspase-dependent apoptosis in HeLa human cervical cancer cells	4
Beliefs, self-efficacy, subjective norms, and eating behaviors according to the breakfast frequency among female university students in South Korea	4
Higher adherence to a Mediterranean-type diet is associated with reduced psychosocial stress levels in baby boomers: a cross-sectional study	4
Associations between weight-control methods and depression among Korean adolescents: a study based on a national dataset	4
Malnutrition and its associated factors among community-dwelling older men living alone	4
What is on plates for school meals: focusing on animal- vs. plant-based protein foods	4
High early pregnancy serum 25-hydroxy vitamin D level, within a sub-optimal range, is associated with gestational diabetes mellitus: a prospective cohort study	4
Risk of all-cause mortality is associated with multiple health-related lifestyle behaviors and does not differ between urban and rural areas in Korea	4
Gynostemma pentaphyllum extract and Gypenoside L enhance skeletal muscle differentiation and mitochondrial metabolism by activating the PGC-1α pathway in C2C12 myotubes	4
Iodine intake from brown seaweed and the related nutritional risk assessment in Koreans	4
Raw Inonotus obliquus polysaccharide counteracts Alzheimer’s disease in a transgenic mouse model by activating the ubiquitin-proteosome system	4
Life stress, dietary attitudes, and frequency of snack intake for college students in Seoul and Gyeonggi area: the difference between male and female students	4
Risk factors for osteoporosis in the elderly and predictive value of age, body mass index, and visceral fat area	4
Association between food consumption and serum aryl hydrocarbon receptor ligand activity among middle-aged Korean adults	4
Factors affecting the willingness to pay extra for safe food	3
Development of a frailty prevention program including nutrition and exercise interventions for older adults in senior daycare centers in South Korea using a mixed methods research design	3
Sanghuangporus sanghuangextract inhibits the proliferation and invasion of lung cancer cellsin vitroandin vivo	3
Effect of blended protein nutritional support on reducing burn-induced inflammation and organ injury	3
Implementing a patient engagement framework to enhance nutritional status in outpatients receiving radiotherapy for head and neck cancer	3
Animal protein hydrolysate reduces visceral fat and inhibits insulin resistance and hepatic steatosis in aged mice	3
Skin protective effect of Indian gooseberry and barley sprout complex on skin dryness, wrinkles, and melanogenesis by cell models	3
Causal relationship among quality factors, emotional responses, and satisfaction of school food service in Henan province, China	3
Comparison of total energy intakes estimated by 24-hour diet recall with total energy expenditure measured by the doubly labeled water method in adults	3
Food contributing to fermentable oligosaccharide, disaccharide, monosaccharide, and polyols intake in Korean adults	3
Spatial and temporal trends in food security during the COVID-19 pandemic in Asia Pacific countries: India, Indonesia, Myanmar, and Vietnam	3
In-silico annotation of the chemical composition of Tibetan tea and its mechanism on antioxidant and lipid-lowering in mice	3
Kaempferol ameliorates metabolic syndrome by inhibiting inflammation and oxidative stress in high-fat diet-induced obese mice	3
Socio-economic disparity in food consumption among young children in eight South Asian and Southeast Asian countries	3
Food sources of zinc and nutritional status with usual dietary zinc intake in Korean toddlers and preschool children	3
Plasma metabolite based clustering of breast cancer survivors and identification of dietary and health related characteristics: an application of unsupervised machine learning	3
Aqueous extract ofLaurus nobilisleaf accelerates the alcohol metabolism and prevents liver damage in single-ethanol binge rats	2
Comparison between 24-hour diet recall and 24-hour urine collection for estimating sodium and potassium intakes and their ratio among Korean adults	2
p-Coumaric acid alleviates metabolic dysregulation in high-fructose diet-fed hamsters	2
Development of the Korean Healthy Eating Index for adults, based on the Korea National Health and Nutrition Examination Survey	2
Differential effects of various dietary proteins on dextran sulfate sodium-induced colitis in mice	2
Effect of preoperative immunonutrition on fecal microbiota in colon cancer patients: a secondary analysis of a randomized controlled trial	2
Utilization of nutrition labels and related factors among patients with diabetes in Korea	2
Cydonia oblonga Miller fruit extract exerts an anti-obesity effect in 3T3-L1 adipocytes by activating the AMPK signaling pathway	2
Dietary habits of Koreans aged 95 years and older residing in rural and metropolitan areas	2
Associations of dietary vitamin A and C intake with asthma, allergic rhinitis, and allergic respiratory diseases	2
Agrifood consumer competency and organic food purchase intentions according to food-related lifestyle: based on data the 2019 Consumer Behavior Survey for Food	2
Melittin induces autophagy to alleviate chronic renal failure in 5/6-nephrectomized rats and angiotensin II-induced damage in podocytes	2
Evaluation of medical nutrition therapy using the food-based index of dietary inflammatory potential (FBDI) in diabetes mellitus patients	2
Association between drinking behaviors and components of metabolic syndrome in subjects in their 20s and 30s: data obtained from the Korea National Health and Nutrition Examination Survey (2016–2018)	2
Food security and diet quality among urban poor adolescents in Kuala Lumpur, Malaysia	2
Sodium intake trend and current intake level by meal provision place among the citizens of Seoul	2
Comparison of laxative effects of fermented soybeans (Cheonggukjang) containing toxins and biogenic amines against loperamide-induced constipation mouse model	2
Mukbang media: correlations with the dietary behavior of children and adolescents in Korea	2
Association of hypertension with noodle consumption among Korean adults based on the Health Examinees (HEXA) study	2
Importance-performance analysis of sodium reduction practices by school nutrition teachers and dietitians in the Republic of Korea	2
Reduction of oocyte lipid droplets and meiotic failure due to biotin deficiency was not rescued by restoring the biotin nutritional status	2
Dietary zinc intake and sources among Koreans: findings from the Korea National Health and Nutrition Examination Survey 2016–2019	2
Neuroprotective effects of hesperetin on H₂O₂-induced damage in neuroblastoma SH-SY5Y cells	2
Daraesoon (shoot of hardy kiwi) mitigates hyperglycemia in db/db mice by alleviating insulin resistance and inflammation	2
Analysis of hotspots and emerging trends in school foodservice research using CiteSpace	2
Development of a semi-quantitative food frequency questionnaire for dietary intake of elementary school children: data from the Seventh Korea National Health and Nutrition Examination Survey	2
Higher food literacy scores are associated with healthier diet quality in children and adolescents: the development and validation of a two-dimensional food literacy measurement tool for children and	2
Impact of cooked rice products developed for persons with diabetes on the postprandial blood glucose response in healthy adults	2
Resveratrol attenuates aging-induced mitochondrial dysfunction and mitochondria-mediated apoptosis in the rat heart	2
Effect of diabetes-specific oral nutritional supplements with allulose on weight and glycemic profiles in overweight or obese type 2 diabetic patients	2
Resting energy expenditure in Korean type 2 diabetes patients: comparison between measured and predicted values	2
Effects of Pogonatherum paniceum (Lamk) Hack extract on anti-mitochondrial DNA mediated inflammation by attenuating Tlr9 expression in LPS-induced macrophages	2
Food preparation on a budget: an analysis of food consumption practices and the role of health consciousness	2
The combination of water extracts of Curcumae Radix and Syzygii Flos improves benign prostatic hyperplasia by suppressing testosterone-induced proliferation of prostate cells in vivo<	2
The effect of nutrition intervention on gastrointestinal complications after head and neck cancer surgery	2
Potential misclassification of ultra-processed foods across studies and the need for a unified classification system: a scoping review	2
Dietary ellagic acid blocks inflammation-associated atherosclerotic plaque formation in cholesterol-fed apoE-deficient mice	2
Association of coffee consumption with type 2 diabetes and glycemic traits: a Mendelian randomization study	2