Anastassios G Pittas

Summary

Affiliation: Tufts-New England Medical Center
Country: USA

Publications

  1. pmc The role of vitamin D and calcium in type 2 diabetes. A systematic review and meta-analysis
    Anastassios G Pittas
    Division of Endocrinology, Diabetes and Metabolism, Tufts New England Medical Center, Boston, MA 02111, USA
    J Clin Endocrinol Metab 92:2017-29. 2007
  2. ncbi request reprint The effects of the dietary glycemic load on type 2 diabetes risk factors during weight loss
    Anastassios G Pittas
    Division of Endocrinology, Diabetes and Metabolism, Tufts New England Medical Center, 750 Washington Street, 268, Boston, MA 02111, USA
    Obesity (Silver Spring) 14:2200-9. 2006
  3. ncbi request reprint The effects of calcium and vitamin D supplementation on blood glucose and markers of inflammation in nondiabetic adults
    Anastassios G Pittas
    Department of Endocrinology, Diabetes, and Metabolism, Tufts New England Medical Center, Boston, MA 02111, USA
    Diabetes Care 30:980-6. 2007
  4. ncbi request reprint Dietary composition and weight loss: can we individualize dietary prescriptions according to insulin sensitivity or secretion status?
    Anastassios G Pittas
    Division of Endocrinology, Diabetes and Metabolism, Tufts New England Medical Center, Boston, Massachusetts 02111, USA
    Nutr Rev 64:435-48. 2006
  5. ncbi request reprint Insulin therapy and in-hospital mortality in critically ill patients: systematic review and meta-analysis of randomized controlled trials
    Anastassios G Pittas
    Division of Endocrinology, Diabetes and Metabolism and Institute for Clinical Research and Health Policy Studies, Tufts New England Medical Center, 750 Washington Street 268, Boston, MA 02111, USA
    JPEN J Parenter Enteral Nutr 30:164-72. 2006
  6. ncbi request reprint Vitamin D and calcium intake in relation to type 2 diabetes in women
    Anastassios G Pittas
    Division of Endocrinology, Diabetes and Metabolism, Tufts New England Medical Center, 750 Washington Street 268, Boston, MA 02111, USA
    Diabetes Care 29:650-6. 2006
  7. ncbi request reprint A low-glycemic load diet facilitates greater weight loss in overweight adults with high insulin secretion but not in overweight adults with low insulin secretion in the CALERIE Trial
    Anastassios G Pittas
    Division of Endocrinology, Diabetes, and Metabolism, Tufts New England Medical Center, 750 Washington Street 268, Boston, MA 02111, USA
    Diabetes Care 28:2939-41. 2005
  8. ncbi request reprint Interstitial glucose level is a significant predictor of energy intake in free-living women with healthy body weight
    Anastassios G Pittas
    Division of Endocrinology, Diabetes and Metabolism, Tufts New England Medical Center, Boston, MA 02111, USA
    J Nutr 135:1070-4. 2005
  9. ncbi request reprint Insulin therapy for critically ill hospitalized patients: a meta-analysis of randomized controlled trials
    Anastassios G Pittas
    Divisions of Endocrinology, Diabetes and Metabolism, Tufts New England Medical Center, Boston, Mass, USA
    Arch Intern Med 164:2005-11. 2004
  10. pmc Lifestyle intervention reduces body weight and improves cardiometabolic risk factors in worksites
    Taylor C Salinardi
    Jean Mayer USDA Human Nutrition Research Center on Aging, Tufts University, Boston, MA 02111, USA
    Am J Clin Nutr 97:667-76. 2013

Research Grants

  1. Glycemic Index and Metabolic Syndrome
    ANASTASSIOS PITTAS; Fiscal Year: 2005
  2. Vitamin D Status and Incident Type 2 Diabetes
    ANASTASSIOS PITTAS; Fiscal Year: 2007

Collaborators

Detail Information

Publications40

  1. pmc The role of vitamin D and calcium in type 2 diabetes. A systematic review and meta-analysis
    Anastassios G Pittas
    Division of Endocrinology, Diabetes and Metabolism, Tufts New England Medical Center, Boston, MA 02111, USA
    J Clin Endocrinol Metab 92:2017-29. 2007
    ..When data were available to combine, meta-analyses were performed, and summary odds ratios (OR) are presented...
  2. ncbi request reprint The effects of the dietary glycemic load on type 2 diabetes risk factors during weight loss
    Anastassios G Pittas
    Division of Endocrinology, Diabetes and Metabolism, Tufts New England Medical Center, 750 Washington Street, 268, Boston, MA 02111, USA
    Obesity (Silver Spring) 14:2200-9. 2006
    ..To compare the effects of two calorie-restricted diets that differ in glycemic load (GL) on glucose tolerance and inflammation...
  3. ncbi request reprint The effects of calcium and vitamin D supplementation on blood glucose and markers of inflammation in nondiabetic adults
    Anastassios G Pittas
    Department of Endocrinology, Diabetes, and Metabolism, Tufts New England Medical Center, Boston, MA 02111, USA
    Diabetes Care 30:980-6. 2007
    ..We sought to compare the effects of combined calcium and vitamin D supplementation versus placebo on blood glucose and markers of inflammation in nondiabetic adults aged > or =65 years...
  4. ncbi request reprint Dietary composition and weight loss: can we individualize dietary prescriptions according to insulin sensitivity or secretion status?
    Anastassios G Pittas
    Division of Endocrinology, Diabetes and Metabolism, Tufts New England Medical Center, Boston, Massachusetts 02111, USA
    Nutr Rev 64:435-48. 2006
    ..In particular, characteristics of insulin dynamics, such as insulin sensitivity or insulin secretion status, may interact with diets that vary in macronutrient composition to influence the weight loss achieved with a hypocaloric diet...
  5. ncbi request reprint Insulin therapy and in-hospital mortality in critically ill patients: systematic review and meta-analysis of randomized controlled trials
    Anastassios G Pittas
    Division of Endocrinology, Diabetes and Metabolism and Institute for Clinical Research and Health Policy Studies, Tufts New England Medical Center, 750 Washington Street 268, Boston, MA 02111, USA
    JPEN J Parenter Enteral Nutr 30:164-72. 2006
    ..Hyperglycemia is common in critically ill hospitalized patients and has been associated with adverse outcomes, including increased mortality. In this review, we examine the effect of insulin therapy on mortality in critically ill patients...
  6. ncbi request reprint Vitamin D and calcium intake in relation to type 2 diabetes in women
    Anastassios G Pittas
    Division of Endocrinology, Diabetes and Metabolism, Tufts New England Medical Center, 750 Washington Street 268, Boston, MA 02111, USA
    Diabetes Care 29:650-6. 2006
    ..The purpose of this study was to prospectively examine the association between vitamin D and calcium intake and risk of type 2 diabetes...
  7. ncbi request reprint A low-glycemic load diet facilitates greater weight loss in overweight adults with high insulin secretion but not in overweight adults with low insulin secretion in the CALERIE Trial
    Anastassios G Pittas
    Division of Endocrinology, Diabetes, and Metabolism, Tufts New England Medical Center, 750 Washington Street 268, Boston, MA 02111, USA
    Diabetes Care 28:2939-41. 2005
  8. ncbi request reprint Interstitial glucose level is a significant predictor of energy intake in free-living women with healthy body weight
    Anastassios G Pittas
    Division of Endocrinology, Diabetes and Metabolism, Tufts New England Medical Center, Boston, MA 02111, USA
    J Nutr 135:1070-4. 2005
    ..In addition, the CGMS may have utility in understanding the role of circulating glucose in energy regulation in free-living subjects under a wide range of different nutritional conditions...
  9. ncbi request reprint Insulin therapy for critically ill hospitalized patients: a meta-analysis of randomized controlled trials
    Anastassios G Pittas
    Divisions of Endocrinology, Diabetes and Metabolism, Tufts New England Medical Center, Boston, Mass, USA
    Arch Intern Med 164:2005-11. 2004
    ..The objective of this meta-analysis was to determine the effect of insulin therapy initiated during hospitalization on mortality in adult patients with a critical illness...
  10. pmc Lifestyle intervention reduces body weight and improves cardiometabolic risk factors in worksites
    Taylor C Salinardi
    Jean Mayer USDA Human Nutrition Research Center on Aging, Tufts University, Boston, MA 02111, USA
    Am J Clin Nutr 97:667-76. 2013
    ..Worksites are potentially effective locations for obesity control because they provide opportunities for group intervention and social support. Studies are needed to identify effective interventions in these settings...
  11. pmc Predicted 25-hydroxyvitamin D score and incident type 2 diabetes in the Framingham Offspring Study
    Enju Liu
    Jean Mayer US Department of Agriculture Human Nutrition Research Center on Aging at Tufts University, Boston, MA 02111, USA
    Am J Clin Nutr 91:1627-33. 2010
    ..Accumulating evidence suggests that vitamin D is involved in the development of type 2 diabetes (T2D)...
  12. doi request reprint Relationship of cravings with weight loss and hunger. Results from a 6 month worksite weight loss intervention
    Payal Batra
    Energy Metabolism Laboratory, Jean Mayer USDA Human Nutrition Research Center on Aging, 711 Washington Street, Boston, MA 02111, USA
    Appetite 69:1-7. 2013
    ..Studies are needed to examine the effectiveness of hunger suppressing versus craving-suppressing strategies in lifestyle interventions for obesity...
  13. pmc Effects of vitamin D and calcium supplementation on pancreatic β cell function, insulin sensitivity, and glycemia in adults at high risk of diabetes: the Calcium and Vitamin D for Diabetes Mellitus (CaDDM) randomized controlled trial
    Joanna Mitri
    Division of Endocrinology, Diabetes, and Metabolism, Tufts Medical Center, Boston, MA 02111, USA
    Am J Clin Nutr 94:486-94. 2011
    ..A suboptimal vitamin D and calcium status has been associated with higher risk of type 2 diabetes in observational studies, but evidence from trials is lacking...
  14. pmc Association between serum osteocalcin and markers of metabolic phenotype
    Anastassios G Pittas
    Division of Endocrinology, Diabetes, and Metabolism, Tufts Medical Center, 800 Washington Street, 268, Boston, Massachusetts 02111, USA
    J Clin Endocrinol Metab 94:827-32. 2009
    ..Osteocalcin has been reported to contribute to the regulation of glucose tolerance and insulin secretion and sensitivity in experimental animals...
  15. pmc Plasma 25-hydroxyvitamin d is associated with markers of the insulin resistant phenotype in nondiabetic adults
    Enju Liu
    Jean Mayer USDA Human Nutrition Research Center on Aging, Friedman School of Nutrition Science and Policy, Tufts University, Boston, MA 02111, USA
    J Nutr 139:329-34. 2009
    ..Among adults without diabetes, vitamin D status was inversely associated with surrogate fasting measures of insulin resistance. These results suggest that vitamin D status may be an important determinant for type 2 diabetes mellitus...
  16. pmc Genetic and environmental influences on factors associated with cardiovascular disease and the metabolic syndrome
    Sonya J Elder
    Jean Mayer United States Department of Agriculture Human Nutrition Research Center on Aging, Tufts University, Boston, MA, USA
    J Lipid Res 50:1917-26. 2009
    ..These results suggest that genetic variance has a dominant influence on total variance of factors associated with CVD and MetS and support the proposal of one or more underlying pathologies of MetS...
  17. doi request reprint Eating behaviors as predictors of weight loss in a 6 month weight loss intervention
    Payal Batra
    Jean Mayer USDA Human Nutrition Research Center on Aging, Tufts University, Boston, MA, USA
    Obesity (Silver Spring) 21:2256-63. 2013
    ..To examine associations between eating behavior constructs and weight loss (WL) in a 6-month WL intervention in worksites...
  18. pmc Vitamin D and diabetes
    Anastassios G Pittas
    Division of Endocrinology, Diabetes and Metabolism, Tufts Medical Center, Boston, MA 02111, United States
    J Steroid Biochem Mol Biol 121:425-9. 2010
    ..Therefore, the hypothesis that vitamin D may modify diabetes risk needs to be confirmed in trials specifically designed for that purpose...
  19. pmc Systematic review: Vitamin D and cardiometabolic outcomes
    Anastassios G Pittas
    Tufts Medical Center and Friedman School of Nutrition Science and Policy, and Jean Mayer USDA Human Nutrition Research Center on Aging, Tufts University, Boston, Massachusetts 02111, USA
    Ann Intern Med 152:307-14. 2010
    ..Vitamin D may modify risk for cardiometabolic outcomes (type 2 diabetes, hypertension, or cardiovascular disease)...
  20. pmc Plasma 25-hydroxyvitamin D concentration and risk of incident type 2 diabetes in women
    Anastassios G Pittas
    Division of Endocrinology, Diabetes and Metabolism, Tufts Medical Center, Boston, Massachusetts, USA
    Diabetes Care 33:2021-3. 2010
    ..To determine the association between 25-hydroxyvitamin D (25-OHD) concentration and risk of incident type 2 diabetes...
  21. pmc Role of vitamin D in adults requiring nutrition support
    Anastassios G Pittas
    Division of Endocrinology, Diabetes and Metabolism
    JPEN J Parenter Enteral Nutr 34:70-8. 2010
    ..Given the emerging role of vitamin D for a variety of acute and chronic conditions, the optimal vitamin D status in acutely ill patients as well as in patients requiring long-term nutrition therapy warrants further investigation...
  22. pmc Low or moderate dietary energy restriction for long-term weight loss: what works best?
    Sai Krupa Das
    Energy Metabolism Laboratory, Jean Mayer USDA Human Nutrition Research Center on Aging at Tufts University, Boston, Massachusetts, USA
    Obesity (Silver Spring) 17:2019-24. 2009
    ....
  23. ncbi request reprint Inpatient medical errors involving glucose-lowering medications and their impact on patients: review of 2,598 incidents from a voluntary electronic error-reporting database
    Renee E Amori
    Division of Endocrinology, Diabetes, and Metabolism, Tufts New England Medical Center, Boston, Massachusetts, USA
    Endocr Pract 14:535-42. 2008
    ..To describe characteristics of inpatient medical errors involving hypoglycemic medications and their impact on patient care...
  24. pmc Plasma 25-hydroxyvitamin D and progression to diabetes in patients at risk for diabetes: an ancillary analysis in the Diabetes Prevention Program
    Anastassios G Pittas
    Division of Endocrinology, Diabetes, and Metabolism, Tufts Medical Center, Boston, Massachusetts, USA
    Diabetes Care 35:565-73. 2012
    ..To investigate the association between vitamin D status, assessed by plasma 25-hydroxyvitamin D, and risk of incident diabetes...
  25. ncbi request reprint Nutrition interventions for prevention of type 2 diabetes and the metabolic syndrome
    Anastassios G Pittas
    Division of Endocrinology, Diabetes, and Metabolism, Tufts New England Medical Center, 750 Washington Street, NEMC 268, Boston, MA 02111, USA
    Nutr Clin Care 6:79-88. 2003
    ..This review presents the evidence for dietary components that may modify diabetes risk and suggests nutritional interventions that may be of benefit in preventing the disease...
  26. ncbi request reprint The role of glycemic index in type 2 diabetes
    Susan B Roberts
    USDA Human Nutrition Research Center on Aging at Tufts University, 711 Washington St, Boston, MA 02111, USA
    Nutr Clin Care 6:73-8. 2003
    ..A low-GI diet might alter beta cell function, lipid profile, and hypercoagulability...
  27. doi request reprint Vitamin D as a potential modifier of diabetes risk
    Seenia V Peechakara
    St Elizabeth s Medical Center, Tufts New England Medical Center, Boston, MA 02111, USA
    Nat Clin Pract Endocrinol Metab 4:182-3. 2008
  28. ncbi request reprint Meta-analysis: efficacy and safety of inhaled insulin therapy in adults with diabetes mellitus
    Lisa Ceglia
    Tufts New England Medical Center, Boston, Massachusetts 02111, USA
    Ann Intern Med 145:665-75. 2006
    ..Injection insulin therapy is not readily accepted by patients and many health care providers; therefore, less invasive options for insulin therapy are desirable...
  29. ncbi request reprint Management of glycemia in patients with diabetes mellitus and CKD
    Noah D Lubowsky
    Division of Endocrinology, Diabetes, and Metabolism, Tufts New England Medical Center, Boston, MA 02111, USA
    Am J Kidney Dis 50:865-79. 2007
  30. ncbi request reprint Effect of glycemic load on eating behavior self-efficacy during weight loss
    J Philip Karl
    Jean Mayer USDA Human Nutrition Research Center on Aging at Tufts University, 711 Washington St, Boston, MA 02111, USA
    Appetite 80:204-11. 2014
    ....
  31. ncbi request reprint Effect of chromium supplementation on glucose metabolism and lipids: a systematic review of randomized controlled trials
    Ethan M Balk
    Institute for Clinical Research and Health Policy Studies, Tufts New England Medical Center, 750 Washington St, NEMC 63, Boston, MA 02111, USA
    Diabetes Care 30:2154-63. 2007
    ..A systematic review of the effect of chromium supplementation on glucose metabolism and lipid levels...
  32. pmc Does glycemic control with insulin therapy play a role for critically ill patients in hospital?
    Arpita H Patel
    Division of Endocrinology, Diabetes and Metabolism, Tufts New England Medical Center, Boston, Mass, USA
    CMAJ 174:917-8. 2006
  33. pmc Blood 25-hydroxy vitamin D levels and incident type 2 diabetes: a meta-analysis of prospective studies
    Yiqing Song
    Department of Medicine, Harvard Medical School, Boston, MA, USA
    Diabetes Care 36:1422-8. 2013
    ..To quantitatively assess the strength and shape of the association between blood 25-hydroxy vitamin D [25(OH)D] levels and incident risk of type 2 diabetes...
  34. ncbi request reprint Thiazolidinediones in the treatment of type 2 diabetes
    Anastassios G Pittas
    Tufts University School of Medicine, New England Medical Center, Division of Endocrinology, Diabetes, Metabolism and Molecular Medicine, 750 Washington Street, NEMC 268, Boston, MA 02111, USA
    Expert Opin Pharmacother 3:529-40. 2002
    ....
  35. ncbi request reprint Efficacy and safety of incretin therapy in type 2 diabetes: systematic review and meta-analysis
    Renee E Amori
    Division of Endocrinology, Diabetes and Metabolism, Tufts New England Medical Center, Boston, Massachusetts 02111, USA
    JAMA 298:194-206. 2007
    ..Pharmacotherapies that augment the incretin pathway have recently become available, but their role in the management of type 2 diabetes is not well defined...
  36. ncbi request reprint Adipocytokines and insulin resistance
    Anastassios G Pittas
    Division of Endocrinology, Diabetes and Metabolism, Tufts New England Medical Center, Boston, Massachusetts 02111, USA
    J Clin Endocrinol Metab 89:447-52. 2004
  37. pmc Vitamin D and diabetes
    Joanna Mitri
    Division of Endocrinology, Diabetes and Metabolism, Prima CARE Medical Center, 277 Pleasant Street, Fall River, MA 02721, USA Electronic address
    Endocrinol Metab Clin North Am 43:205-32. 2014
    ....
  38. ncbi request reprint Long-term effects of 2 energy-restricted diets differing in glycemic load on dietary adherence, body composition, and metabolism in CALERIE: a 1-y randomized controlled trial
    Sai Krupa Das
    Jean Mayer US Department of Agriculture Human Nutrition Research Center on Aging at Tufts University, Boston, MA
    Am J Clin Nutr 85:1023-30. 2007
    ..There remains no consensus about the optimal dietary composition for sustained weight loss...
  39. ncbi request reprint Impact of admission hyperglycemia on hospital mortality in various intensive care unit populations
    Brian W Whitcomb
    Department of Epidemiology and Preventive Medicine, School of Medicine, University of Maryland Baltimore, Baltimore, MD, USA
    Crit Care Med 33:2772-7. 2005
    ..This study aimed to assess the generalizability of the association between hyperglycemia and in-hospital mortality in different intensive care unit types adjusting for illness severity and diabetic history...
  40. ncbi request reprint Leukopenia and thrombocytopenia caused by thiazolidinediones
    Colleen Digman
    Ann Intern Med 143:465-6. 2005

Research Grants2

  1. Glycemic Index and Metabolic Syndrome
    ANASTASSIOS PITTAS; Fiscal Year: 2005
    ..abstract_text> ..
  2. Vitamin D Status and Incident Type 2 Diabetes
    ANASTASSIOS PITTAS; Fiscal Year: 2007
    ..We will adjust for potential diabetes confounders (demographic, medical and nutritional) that have been measured and we will also examine whether the association is modified by BMI or calcium intake. ..