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Retraction: Wheatgrass extract inhibits hypoxia-inducible factor-1-mediated epithelial-mesenchymal transition in A549 cells

Do NY, Shin HJ, Lee JE

  • Nutr Res Pract.
  • 2018 Jun;12(3):265-265.
  • doi: 10.4162/nrp.2018.12.3.265
The editors of Nutrition Research and Practice (NRP) received a letter from a corresponding author who raised concerns regarding this paper. NRP's special committee on research ethics launched an investigation...
An association between diet quality index for Koreans (DQI-K) and total mortality in Health Examinees Gem (HEXA-G) study

Lim J, Lee Y, Shin S, Lee HW, Kim CE, Lee JK, Lee SA, Kang D

  • Nutr Res Pract.
  • 2018 Jun;12(3):258-264.
  • doi: 10.4162/nrp.2018.12.3.258
BACKGROUND/OBJECTIVES: Diet quality scores or indices, based on dietary guidelines, are used to summarize dietary intake into a single numeric variable. The aim of this study was to examine the...
Forecasting obesity prevalence in Korean adults for the years 2020 and 2030 by the analysis of contributing factors

Baik I

  • Nutr Res Pract.
  • 2018 Jun;12(3):251-257.
  • doi: 10.4162/nrp.2018.12.3.251
BACKGROUND/OBJECTIVES: There are few studies that forecast the future prevalence of obesity based on the predicted prevalence model including contributing factors. The present study aimed to identify factors associated with...
Parents' meal choices for their children at fast food and family restaurants with different menu labeling presentations

Lee K, Lee Y

  • Nutr Res Pract.
  • 2018 Jun;12(3):243-250.
  • doi: 10.4162/nrp.2018.12.3.243
BACKGROUND/OBJECTIVES: This study examined the effect of nutrition labeling formats on parents' food choices for their children at different restaurant types. SUBJECTS/METHODS: An online survey was conducted with 1,980 parents of...
Impact of fish consumption by subjects with prediabetes on the metabolic risk factors: using data in the 2015 (6th) Korea National Health and Nutrition Examination Surveys

Kim KY, Park JS

  • Nutr Res Pract.
  • 2018 Jun;12(3):233-242.
  • doi: 10.4162/nrp.2018.12.3.233
BACKGROUND/OBJECTIVES: The effects of fish consumption by subjects with prediabetes on the metabolic risk factors were examined based on the data from the 6th Korea National Health and Nutrition Examination...
Total energy intake according to the level of skeletal muscle mass in Korean adults aged 30 years and older: an analysis of the Korean National Health and Nutrition Examination Surveys (KNHANES) 2008–2011

Jang BY, Bu SY

  • Nutr Res Pract.
  • 2018 Jun;12(3):222-232.
  • doi: 10.4162/nrp.2018.12.3.222
BACKGROUND/OBJECTIVES: Since gain or loss of skeletal muscle mass is a gradual event and occurs due to a combination of lifestyle factors, assessment of dietary factors related to skeletal muscle...
Current status of nutritional support for hospitalized children: a nationwide hospital-based survey in South Korea

Kim S, Lee EH, Yang HR

  • Nutr Res Pract.
  • 2018 Jun;12(3):215-221.
  • doi: 10.4162/nrp.2018.12.3.215
BACKGROUND/OBJECTIVES: The prevalence of malnutrition among hospitalized children ranges between 12% and 24%. Although the consequences of hospital malnutrition are enormous, it is often unrecognized and untreated. The aim of...
Two combined amino acids promote sleep activity in caffeine-induced sleepless model systems

Hong KB, Park Y, Suh HJ

  • Nutr Res Pract.
  • 2018 Jun;12(3):208-214.
  • doi: 10.4162/nrp.2018.12.3.208
BACKGROUND/OBJECTIVES: The aim of this study was to evaluate the biological and sleep-promoting effects of combined γ-aminobutyric acid (GABA) and 5-hydroxytryptophan (5-HTP) using caffeine-induced sleepless fruit flies, ICR mice, and...
GABA-enriched fermented Laminaria japonica improves cognitive impairment and neuroplasticity in scopolamine- and ethanol-induced dementia model mice

Reid SN, Ryu JK, Kim Y, Jeon BH

  • Nutr Res Pract.
  • 2018 Jun;12(3):199-207.
  • doi: 10.4162/nrp.2018.12.3.199
BACKGROUND/OBJECTIVES: Fermented Laminaria japonica (FL), a type sea tangle used as a functional food ingredient, has been reported to possess cognitive improving properties that may aid in the treatment of...
Comparison of the effect of three licorice varieties on cognitive improvement via an amelioration of neuroinflammation in lipopolysaccharide-induced mice

Cho MJ, Kim JH, Park CH, Lee AY, Shin YS, Lee JH, Park CG, Cho EJ

  • Nutr Res Pract.
  • 2018 Jun;12(3):191-198.
  • doi: 10.4162/nrp.2018.12.3.191
BACKGROUND/OBJECTIVES: Neuroinflammation plays critical role in neurodegenerative disorders, such as Alzheimer's disease (AD). We investigated the effect of three licorice varieties, Glycyrhiza uralensis, G. glabra, and Shinwongam (SW) on a...
A Portulaca oleracea L. extract promotes insulin secretion via a K⁺(ATP) channel dependent pathway in INS-1 pancreatic β-cells

Park JE, Han JS

  • Nutr Res Pract.
  • 2018 Jun;12(3):183-190.
  • doi: 10.4162/nrp.2018.12.3.183
BACKGROUND/OBJECTIVE: This study was designed to investigate how a Portulaca oleracea L. extract (POE) stimulates insulin secretion in INS-1 pancreatic β-cells. MATERIALS/METHOD: INS-1 pancreatic β-cells were incubated in the presence of...

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