Ken D Sumida

Summary

Affiliation: Chapman University
Country: USA

Publications

  1. ncbi request reprint Lactate delivery (not oxygen) limits hepatic gluconeogenesis when blood flow is reduced
    Ken D Sumida
    Dept of Biological Sciences, Chapman University, One Univ Dr, Orange, CA 92866, USA
    Am J Physiol Endocrinol Metab 290:E192-E198. 2006
  2. ncbi request reprint Effect of age and endurance training on the capacity for epinephrine-stimulated gluconeogenesis in rat hepatocytes
    Ken D Sumida
    Department of Biological Sciences, Chapman University, Orange, CA 92866, USA
    J Appl Physiol (1985) 95:712-9. 2003
  3. pmc Sex differences in hepatic gluconeogenic capacity after chronic alcohol consumption
    Ken D Sumida
    Department of Biological Sciences, Chapman University, Orange, CA 92866, USA
    Clin Med Res 5:193-202. 2007
  4. ncbi request reprint Chronic alcohol consumption yields sex differences in whole-body glucose production in rats
    Ken D Sumida
    Department of Biological Sciences, Chapman University, Orange, California, USA
    Alcohol Alcohol 39:418-26. 2004
  5. ncbi request reprint Differential effects of alcohol upon gluconeogenesis from lactate in young and old hepatocytes
    Ken D Sumida
    Department of Biological Sciences, Chapman University, One University Drive, Orange, CA 92866, USA
    Exp Gerontol 40:324-9. 2005
  6. ncbi request reprint Impact of flow rate on lactate uptake and gluconeogenesis in glucagon-stimulated perfused livers
    Ken D Sumida
    Dept of Biological Sciences, Chapman University, One University Dr, Orange, CA 92866
    Am J Physiol Endocrinol Metab 290:E185-E191. 2006
  7. pmc Alcohol-induced suppression of gluconeogenesis is greater in ethanol fed female rat hepatocytes than males
    Ken D Sumida
    Department of Biological Sciences, Chapman University, Orange, CA 92866, USA
    Alcohol 41:67-75. 2007
  8. ncbi request reprint Opposing effects of chronic alcohol consumption on hepatic gluconeogenesis for female versus male rats
    Ken D Sumida
    Department of Biological Sciences, Chapman University, Orange, California 92866, USA
    Alcohol Clin Exp Res 29:1899-905. 2005
  9. ncbi request reprint Hepatic gluconeogenic capacity from various precursors in young versus old rats
    Ken D Sumida
    Department of Biological Sciences, Chapman University, Orange, CA 92866, USA
    Metabolism 51:876-80. 2002
  10. ncbi request reprint Effect of endurance training and fasting on renal gluconeogenic enzymes in the rat
    Ken D Sumida
    Department of Biological Sciences at Chapman University, Orange, CA 92866, USA
    Int J Sport Nutr Exerc Metab 14:323-32. 2004

Collaborators

  • CASEY DONOVAN
  • A V Matveyenko
  • Cammie P Ahles
  • Fredric Caporaso
  • Frank Frisch
  • Moiz Horani
  • S Victoria Jaque
  • William Colazas
  • Lucy C Lee
  • Anuradha Prakash
  • Harpreet Singh
  • Yvonne Lee
  • Woojin Joo
  • R Ander Pierce
  • Azriel Dror
  • Fred Caporaso
  • Dustin Holland

Detail Information

Publications13

  1. ncbi request reprint Lactate delivery (not oxygen) limits hepatic gluconeogenesis when blood flow is reduced
    Ken D Sumida
    Dept of Biological Sciences, Chapman University, One Univ Dr, Orange, CA 92866, USA
    Am J Physiol Endocrinol Metab 290:E192-E198. 2006
    ..e., Protocol 2. The results indicate that, during decrements in blood flow, GNG is limited primarily by precursor delivery, not oxygen availability...
  2. ncbi request reprint Effect of age and endurance training on the capacity for epinephrine-stimulated gluconeogenesis in rat hepatocytes
    Ken D Sumida
    Department of Biological Sciences, Chapman University, Orange, CA 92866, USA
    J Appl Physiol (1985) 95:712-9. 2003
    ..7 +/- 5.8 nM) compared with young C (33.1 +/- 2.7 nM). The results suggest that training elevates HGP in the basal and maximally Epi-stimulated condition, but with age there is a decline in EC50 that is independent of training status...
  3. pmc Sex differences in hepatic gluconeogenic capacity after chronic alcohol consumption
    Ken D Sumida
    Department of Biological Sciences, Chapman University, Orange, CA 92866, USA
    Clin Med Res 5:193-202. 2007
    ..To the extent that our observations in animals can be extrapolated to humans, we conclude that alcoholic women are more susceptible to ethanol-induced hypoglycemia compared to alcoholic men...
  4. ncbi request reprint Chronic alcohol consumption yields sex differences in whole-body glucose production in rats
    Ken D Sumida
    Department of Biological Sciences, Chapman University, Orange, California, USA
    Alcohol Alcohol 39:418-26. 2004
    ..The effects of chronic alcohol consumption (8 weeks) on glucose kinetics, in the absence (water, 4 g/kg) and presence of an acute ethanol dose (4 g/kg), were examined in 48 h fasted male and female Wistar rats...
  5. ncbi request reprint Differential effects of alcohol upon gluconeogenesis from lactate in young and old hepatocytes
    Ken D Sumida
    Department of Biological Sciences, Chapman University, One University Drive, Orange, CA 92866, USA
    Exp Gerontol 40:324-9. 2005
    ..The results suggest that alcohol elicits a greater inhibition upon HGN from lactate in old compared to young liver cells...
  6. ncbi request reprint Impact of flow rate on lactate uptake and gluconeogenesis in glucagon-stimulated perfused livers
    Ken D Sumida
    Dept of Biological Sciences, Chapman University, One University Dr, Orange, CA 92866
    Am J Physiol Endocrinol Metab 290:E185-E191. 2006
    ..Gluconeogenesis demonstrated similar kinetics to lactate uptake, reflecting its dominant role among pathways for lactate removal under the current conditions...
  7. pmc Alcohol-induced suppression of gluconeogenesis is greater in ethanol fed female rat hepatocytes than males
    Ken D Sumida
    Department of Biological Sciences, Chapman University, Orange, CA 92866, USA
    Alcohol 41:67-75. 2007
    ..The results suggest that chronic alcohol consumption elicits a greater reduction on HGN in the presence of ethanol in the hepatocytes of females compared to males...
  8. ncbi request reprint Opposing effects of chronic alcohol consumption on hepatic gluconeogenesis for female versus male rats
    Ken D Sumida
    Department of Biological Sciences, Chapman University, Orange, California 92866, USA
    Alcohol Clin Exp Res 29:1899-905. 2005
    ..To determine the effects of chronic alcohol consumption (8 weeks) on HGN, the isolated liver perfusion technique was used on 24-hr-fasted male and female Wistar rats...
  9. ncbi request reprint Hepatic gluconeogenic capacity from various precursors in young versus old rats
    Ken D Sumida
    Department of Biological Sciences, Chapman University, Orange, CA 92866, USA
    Metabolism 51:876-80. 2002
    ....
  10. ncbi request reprint Effect of endurance training and fasting on renal gluconeogenic enzymes in the rat
    Ken D Sumida
    Department of Biological Sciences at Chapman University, Orange, CA 92866, USA
    Int J Sport Nutr Exerc Metab 14:323-32. 2004
    ..6 +/- 4.3 and 47.6 +/- 4.9), control and trained, respectively. These results suggest that the maximal enzyme activities for cPEPCK and mPC can be augmented as a result of fasting that was independent of the training status...
  11. doi request reprint High volumes of resistance exercise are not required for greater bone mineral density during growth
    Cammie P Ahles
    Schmid College of Science and Technology, Chapman University, Orange, CA 92866, USA
    Med Sci Sports Exerc 45:36-42. 2013
    ..The purpose of this study was to determine the minimum amount of resistance exercise that would stimulate bone formation, via an elevation in bone mineral density (BMD), during the growth period in male rats...
  12. doi request reprint Compromised bone health in non-obese, older women with low caloric intake
    Fredric Caporaso
    Schmid College of Science, Chapman University, Orange, CA 92866, USA
    J Community Health 36:559-64. 2011
    ..The results suggest that bone health was maintained with moderately low caloric intake (i.e. 80%RMDR) whereas extremely low caloric intake (i.e. 55% RMDR) can compromise bone health in non-obese, older women...
  13. doi request reprint Prevalence of vitamin D3 deficiency in orange county residents
    Moiz Horani
    Department of Biological Sciences, Chapman University, Orange, CA 92866, USA
    J Community Health 36:760-4. 2011
    ..We speculate that the widespread sensitivity to skin cancer and sun exposure, the increased use of sun-screens and the filtering of UV waves in automobile glass has put the public at risk for low Vitamin D...