Research Topics
Genomes and GenesSpecies | Olavi UkkolaSummaryAffiliation: University of Oulu Country: Finland Publications
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Detail Information
Publications
Ghrelin and its promoter variant associated with cardiac hypertrophyO Ukkola
Department of Internal Medicine and Biocenter Oulu, Institute of Clinical Medicine, University of Oulu, and Clinical Research Center, Oulu University Hospital, Oulu, Finland
J Hum Hypertens 26:452-7. 2012..The effects of the SNP seem not to be mediated through its effects on ghrelin plasma levels...
Genetic variants of ghrelin in metabolic disordersOlavi Ukkola
Department of Internal Medicine and Biocenter Oulu, Institute of Clinical Medicine, University of Oulu, Oulu, Finland
Peptides 32:2319-22. 2011..We therefore conclude that more studies on variants of ghrelin gene are needed to perform in different populations to get deeper understanding on the relationship of ghrelin gene and its variants to obesity...
[Does inhibition of tyrosine phosphatase 1B protect from obesity and type 2 diabetes?]Olavi Ukkola
Oulun yliopisto, sisätautien klinikka ja Biocenter Oulu PL 5000, 90014 Oulu
Duodecim 118:1857-62. 2002
[The hormonal regulation of eating]Olavi Ukkola
, 90014 Oulu
Duodecim 119:381-7; quiz 387, 423. 2003
ApoE phenotype is associated with inflammatory markers in middle-aged subjectsO Ukkola
Department of Internal Medicine, Biocenter Oulu, Oulu, Finland
Inflamm Res 58:54-9. 2009..Apolipoprotein (apo) E phenotype has been associated with inflammation markers. The determinants of these associations and the relationship between novel inflammation marker, resistin, and apoE phenotype are studied here...
Genetic variants at the resistin locus are associated with the plasma resistin concentration and cardiovascular risk factorsOlavi Ukkola
Department of Internal Medicine and Biocenter Oulu, University of Oulu and Clinical Research Center, Oulu University Hospital, Finland
Regul Pept 149:56-9. 2008..To examine the relation of the single nucleotide polymorphisms (SNPs) of the resistin gene on the plasma resistin concentration and cardiovascular risk factors...
Leptin and high-sensitivity C-reactive protein and their interaction in the metabolic syndrome in middle-aged subjectsOlavi Ukkola
Department of Internal Medicine, University of Oulu, Oulu, Finland
Metabolism 56:1221-7. 2007..The study suggests sex-specific interplay between metabolic and inflammatory markers in the pathogenesis of MS...
Preproghrelin Leu72Met polymorphism in patients with type 2 diabetes mellitusO Ukkola
Department of Internal Medicine and Biocenter Oulu, University of Oulu, Oulu, Finland
J Intern Med 254:391-4. 2003..The association between the Leu72Met polymorphism of the preproghrelin gene and diabetic complications was examined in patients with type 2 diabetes mellitus...
Leu7Pro polymorphism of PreproNPY associated with an increased risk for type II diabetes in middle-aged subjectsO Ukkola
Department of Internal Medicine and Biocenter Oulu, University of Oulu, Oulu, Finland
Eur J Clin Nutr 61:1102-5. 2007....
Operative risk factors in the metabolic syndrome: is it lipids and high blood pressure or are there direct vascular effects of insulin resistance and obesity?Olavi Ukkola
Department of Internal Medicine and Biocenter Oulu, University of Oulu, Kajaanintie 50 P O Box 5000, Oulu, FIN 90014, Finland
Curr Cardiol Rep 8:427-32. 2006..The role of traditional versus novel adipose tissue-related risk factors in the background of atherosclerosis in the metabolic syndrome are discussed...
Peripheral regulation of food intake: new insightsO Ukkola
Department of Internal Medicine and Biocenter Oulu, University of Oulu, Oulu, Finland
J Endocrinol Invest 27:96-8. 2004..In this review old and new peripheral signals and their interaction in the control of food intake are briefly discussed...
Low plasma ghrelin concentration is an indicator of the metabolic syndromeOlavi Ukkola
Department of Internal Medicine, University of Oulu, Finland
Ann Med 38:274-9. 2006..Low ghrelin concentration has been associated with several features of metabolic syndrome (MS), but the relationship between ghrelin concentration and MS as a cluster of metabolic aberrations has not yet been studied...
Role of candidate genes in the lipid responses to intensified treatment in Type 2 diabetesO Ukkola
Department of Internal Medicine and Biocenter Oulu, University of Oulu, Oulu, Finland
J Endocrinol Invest 28:871-5. 2005..To identify genetic factors related to individual differences in lipid responses to intensified treatment in Type 2 diabetes. Design and..
Ghrelin and the metabolic balanceO Ukkola
Department of Internal Medicine and Biocenter Oulu, University of Oulu, Finland
J Endocrinol Invest 28:849-52. 2005..Future studies will reveal which of the two forms of ghrelin, the acylated or non-acylated forms, dominates and determines the net influence on energy balance...
Interactions between ghrelin, leptin and IGF-I affect metabolic syndrome and early atherosclerosisOlavi Ukkola
Department of Internal Medicine, University of Oulu, Finland
Ann Med 40:465-73. 2008..High leptin and low ghrelin are associated with the metabolic syndrome (MS)...
[Cachexia]Olavi Ukkola
Oulun yliopisto, , Biocenter Oulu
Duodecim 121:985-92. 2005
[Ghrelin--peptide hormone that increases appetite. It opens new possibilities for the research on energy metabolism]Olavi Ukkola
Biocenter Oulu, Uleåborgs universitet, Kajaanintie 50 PB 5000, FIN 900 14 Uleåborg, Finland
Lakartidningen 99:2152-3. 2002..In addition, plasma ghrelin levels are lower in obese human subjects. Ghrelin might participate in meal initiation and may signal to the hypothalamus when an increase in metabolic efficiency is needed...
Ghrelin, growth and obesityOlavi Ukkola
Department of Internal Medicine and Biocenter Oulu, University of Oulu, Finland
Ann Med 34:102-8. 2002..Furthermore, ghrelin might be involved in the growth of some neoplasms. In conclusion, ghrelin, a new somatotrophic, orexigenic and adipogenic peptide hormone, links the regulatory systems for growth and energy balance...
Ghrelin in Type 2 diabetes mellitus and metabolic syndromeOlavi Ukkola
Department of Internal Medicine and Biocenter, University of Oulu, Oulu, Finland
Mol Cell Endocrinol 340:26-8. 2011..Whether ghrelin has a role in the development metabolic syndrome and the associated diseases, is not known. This review will report the evidence for the role of ghrelin in the clustering of the components of the metabolic syndrome...
Gastric bypass and glucose metabolismO Ukkola
Department of Internal Medicine and Biocenter Oulu, University of Oulu, Oulu, Finland
Intern Med J 39:502-5. 2009..In this paper, a short review of the topic is presented and a suggestion of the improvement of glucose metabolism is made based on the current published work...
High serum fasting peptide YY (3-36) is associated with obesity-associated insulin resistance and type 2 diabetesOlavi H Ukkola
Institute of Clinical Medicine, Department of Internal Medicine, Finland Biocenter Oulu, University of Oulu and Clinical Research Center of Oulu University Hospital, Finland
Regul Pept 170:38-42. 2011..Although high PYY(3-36) is strongly linked to obesity and associated insulin resistance, the relation between PYY(3-36) and type 2 diabetes is independent of body fatness...
Ghrelin and metabolic disordersOlavi Ukkola
Department of Internal Medicine and Biocenter Oulu, University of Oulu, Oulu, Finland
Curr Protein Pept Sci 10:2-7. 2009..Antagonism of ghrelin function to treat diabetes is thus a fascinating idea. This review concentrates on recent findings on the orexigenic peptide ghrelin and its derivatives in metabolic disorders with emphasis put on human studies...
Non-dipping pattern in ambulatory blood pressure monitoring is associated with metabolic abnormalities in a random sample of middle-aged subjectsOlavi Ukkola
Institute of Clinical Medicine, Department of Internal Medicine and Biocenter Oulu, University of Oulu, and Clinical Research Center, Oulu University Hospital, Oulu, Finland
Hypertens Res 32:1022-7. 2009..It is also associated with several other metabolic abnormalities. Whether non-dipping pattern is causally related to these metabolic aberrations remains to be explored in a future prospective follow-up of this cohort...
Adiponectin: a link between excess adiposity and associated comorbidities?Olavi Ukkola
Department of Internal Medicine and Biocenter Oulu, University of Oulu, Kajaanintie 50 P O Box 5000, 90220 Oulu, Finland
J Mol Med (Berl) 80:696-702. 2002..The evidence of an association between adiponectin and the metabolic and cardiovascular complications of obesity is growing all the time...
Resistin - a mediator of obesity-associated insulin resistance or an innocent bystander?Olavi Ukkola
Department of Internal Medicine and Biocenter Oulu, University of Oulu, Kajaanintie 50 PO Box 5000, FIN 90220 Oulu, Finland
Eur J Endocrinol 147:571-4. 2002..In conclusion, resistin is a fascinating new hormone for which a definite role in metabolism will be revealed in the near future...
Protein tyrosine phosphatase 1B: a new target for the treatment of obesity and associated co-morbiditiesO Ukkola
Department of Internal Medicine and Biocenter Oulu, University of Oulu, Oulu, Finland
J Intern Med 251:467-75. 2002..The objective of this paper is to review the current evidence of PTP1B in the pathophysiology of obesity, type 2 diabetes and cancer as well as in the treatment of these disorders...
High plasma immunoglobulin (Ig) A and low IgG antibody titers to oxidized low-density lipoprotein are associated with markers of glucose metabolismMaritta Sämpi
Institute of Clinical Medicine, Department of Internal Medicine, University of Oulu and Clinical Research Center of Oulu University Hospital, Oulu, Finland
J Clin Endocrinol Metab 95:2467-75. 2010..Plasma oxidized low-density lipoprotein (OxLDL) is known to be associated with obesity, metabolic syndrome, and diabetes...
High plasma resistin level is associated with enhanced highly sensitive C-reactive protein and leukocytesAnne Kunnari
Clinical Research Center Department of Internal Medicine, P O Box 5000, 90014 Oulu University, Oulu, Finland
J Clin Endocrinol Metab 91:2755-60. 2006..In humans, inflammatory cells seem to be the major source of resistin. The aim of this study was to find out whether plasma resistin concentration associates with carotid artery atherosclerosis and the risk factors of atherosclerosis...
Low plasma ghrelin is associated with insulin resistance, hypertension, and the prevalence of type 2 diabetesSeppo M Pöykkö
Department of Internal Medicine and Biocenter Oulu, University of Oulu, Oulu, Finland
Diabetes 52:2546-53. 2003..Therefore, it might have some role in the etiology of type 2 diabetes and the regulation of BP. The ghrelin Arg51Gln mutation is associated with low plasma ghrelin concentrations...
Adiponectin induced placental cell apoptosis could be mediated via the ADIPOR1-receptor in pre-eclampsia with IUGRJouko Jarvenpaa
Department of Obstetrics and Gynecology, Oulu University Hospital, University of Oulu, Finland
J Perinat Med 37:257-62. 2009..Our aim was to study the expression of adiponectin, leptin, their receptor genes and apoptosis in severely PE and normal placentas...
Nondipping pattern and carotid atherosclerosis in a middle-aged population: OPERA StudyRiitta Liisa Vasunta
Institute of Clinical Medicine, Department of Internal Medicine and Biocenter Oulu, University of Oulu and Clinical Research Center, Oulu University Hospital, Oulu, Finland
Am J Hypertens 25:60-6. 2012..The relationship between the dipping pattern and atherosclerosis is not clear. The night-time systolic blood pressure (SBP) determines the dipping status...
Estrogen replacement therapy decreases plasma adiponectin but not resistin in postmenopausal womenAnne Kunnari
Department of Internal Medicine, Biocenter Oulu, University of Oulu, Clinical Research Center, Oulu University Hospital, 90220 Oulu, Finland
Metabolism 57:1509-15. 2008..407, P = .011). The results show that peroral ERT can decrease plasma adiponectin levels. However, ERT does not seem to influence plasma resistin concentrations...
Low serum adiponectin level as a predictor of impaired glucose regulation and type 2 diabetes mellitus in a middle-aged Finnish populationKirsti Jalovaara
Institute of Health Sciences, University of Oulu, Box 5000, FIN 90014 Oulu, Finland
Metabolism 57:1130-4. 2008..Our findings support the hypothesis that adiponectin may play a role in the pathogenesis of abnormal glucose metabolism...
Fasting plasma total ghrelin concentrations in monozygotic twins discordant for obesityPiia Leskelä
Department of Internal Medicine and Biocenter Oulu, Clinical Research Center Oulu, University of Oulu, Oulu University Hospital, P O Box 5000, FIN 90014, Finland
Metabolism 58:174-9. 2009..The ghrelin gene may thus play a role in the regulation of variability of body weight, such that Leu72 allele carriers are more prone to weight variability in response to environmental factors...
Estrogen replacement therapy increases plasma ghrelin levelsEija Kellokoski
Clinical Research Center, Department of Internal Medicine and Biocenter Oulu, University of Oulu, P O Box 5000, FIN 90014 Oulu, Finland
J Clin Endocrinol Metab 90:2954-63. 2005..As a conclusion, estrogen replacement therapy increased active plasma ghrelin levels, particularly PE therapy. Additional studies are needed to determine the possible underlying mechanisms...
Increased daily sodium intake is an independent dietary indicator of the metabolic syndrome in middle-aged subjectsJuha Pekka Räisänen
Institute of Clinical Medicine, Department of Internal Medicine and Biocenter Oulu, University of Oulu, and Clinical Research Center, Oulu University Hospital, Oulu, Finland
Ann Med 44:627-34. 2012....
Comparison of family history of sudden cardiac death in nonischemic and ischemic heart diseaseEeva Hookana
Department of Internal Medicine, Institute of Clinical Medicine, University of Oulu, Oulu, Finland
Circ Arrhythm Electrophysiol 5:757-61. 2012..The purpose of this study was to determine whether nonischemic SCD has a similar familial background, which would be evidence of a genetic predisposition...
Gene expression profiles in fetal and neonatal rat offspring of energy-restricted damsMirella Hietaniemi
Institute of Clinical Medicine, Department of Internal Medicine and Biocenter Oulu, University of Oulu and Clinical Research Center, Oulu University Hospital, Oulu, Finland
J Nutrigenet Nutrigenomics 2:173-83. 2009..The aim of this study was to explore changes in gene expression related to maternal energy restriction during pregnancy in rat fetuses and in neonatal rat offspring...
Ghrelin vaccination decreases plasma MCP-1 level in LDLR(-/-)-miceEija Kellokoski
Department of Internal Medicine, Institute of Clinical Medicine, Biocenter Oulu, Finland
Peptides 30:2292-300. 2009..Ghrelin vaccination decreases plasma MCP-1 levels even though no effects on developing signs of atherosclerosis or weight gain in mice were observed...
Apolipoprotein E polymorphism affects carotid artery atherosclerosis in smoking hypertensive menJarkko Karvonen
Department of Internal Medicine, University of Oulu, PO Box 5000, FIN 90014, Finland
J Hypertens 20:2371-8. 2002..The objective was to investigate whether there is some gene-environment interaction between smoking and apoE polymorphism. DESIGN Cross-sectional case-control study...
Sequencing analysis of the ghrelin receptor (growth hormone secretagogue receptor type 1a) geneJohanna Vartiainen
Department of Internal Medicine and Biocenter Oulu, University of Oulu, PO Box 5000, 90014 Oulu, Finland
Eur J Endocrinol 150:457-63. 2004..We hypothesised that there might be functional sequential variations in the GHS-R1a gene affecting phenotypes linked to the GH/insulin-like growth factor-I (IGF-I)-axis...
Plasma adiponectin--an independent indicator of liver fat accumulationPauliina Pisto
Institute of Clinical Medicine, Department of Internal Medicine and Biocenter Oulu, University of Oulu, Finland
Metabolism 60:1515-20. 2011..Whether low adiponectin levels predict to liver fat accumulation remains to be explored in a future prospective follow-up of this cohort...
Plasma interleukin-5 levels are related to antibodies binding to oxidized low-density lipoprotein and to decreased subclinical atherosclerosisMaritta Sämpi
Department of Internal Medicine, Biocenter Oulu, Oulu, Finland
J Am Coll Cardiol 52:1370-8. 2008..This study's aim was to assess the role of interleukin (IL)-5 in modulating the levels of antibodies binding to oxidized low-density lipoprotein (OxLDL) in human atherosclerosis...
Plasma adiponectin levels are associated with left ventricular hypertrophy in a random sample of middle-aged subjectsTero Pääkkö
Institute of Clinical Medicine, Department of Internal Medicine and Biocenter Oulu, University of Oulu, and Clinical Research Center, Oulu University Hospital, Oulu, Finland
Ann Med 42:131-7. 2010..We evaluated the association between plasma adiponectin concentrations and echocardiographic measurements, including left ventricular mass index (LVMI), in 933 middle-aged subjects consisting of 453 hypertensives and 480 controls...
Glomerular filtration rate is related to carotid intima-media thickness in middle-aged adultsHelena Kastarinen
Institute of Clinical Medicine, Department of Internal Medicine and Biocenter Oulu, University of Oulu and Clinical Research Center, Oulu University Hospital, Finland
Nephrol Dial Transplant 24:2767-72. 2009..Severe renal dysfunction is associated with increased cardiovascular risk. The aim of this study was to investigate the association between renal function and carotid intima-media thickness (cIMT) in a middle-aged population-based cohort...
The effect of energy restriction during pregnancy on obesity-related peptide hormones in rat offspringMirella Hietaniemi
Department of Internal Medicine and Biocenter Oulu, University of Oulu and Clinical Research Center, Oulu University Hospital, Finland
Peptides 30:705-9. 2009..The observed changes may predispose to insulin resistance and significantly increase the risk of developing cardiovascular disease in later life...
IGF-I concentrations are positively associated with carotid artery atherosclerosis in womenMirella Hietaniemi
Department of Internal Medicine and Biocenter Oulu, University of Oulu, Finland
Ann Med 37:373-82. 2005..The observed gender difference in the association between IGF-I concentrations and carotid artery atherosclerosis warrants further study. The GH1 1169A allele may be associated with a favourable metabolic profile...
Sequencing analysis of ghrelin gene 5' flanking region: relations between the sequence variants, fasting plasma total ghrelin concentrations, and body mass indexJohanna Vartiainen
Department of Internal Medicine and Biocenter Oulu, University of Oulu, P O Box 5000, 90014 Oulu, Finland
Metabolism 55:1420-5. 2006..However, SNP-501 A>C genotype distribution seems to be different in subjects having the highest compared with those with the lowest ghrelin levels, and the SNP may be associated with BMI and waist circumference...
Resistin is an indicator of the metabolic syndrome according to five different definitions in the Finnish Health 2000 surveyElina Malo
Institute of Clinical Medicine, Department of Internal Medicine and Biocenter Oulu, University of Oulu, Oulu, Finland
Metab Syndr Relat Disord 9:203-10. 2011..We examined the association of resistin with metabolic syndrome and its components in a population-based cohort...
Tyrosine phosphatase 1B and leptin receptor genes and their interaction in type 2 diabetesM Santaniemi
Department of Internal Medicine and Biocenter Oulu, University of Oulu, Oulu, Finland
J Intern Med 256:48-55. 2004..Furthermore, the association of the polymorphisms and PTP1B and leptin receptor (LepR) gene-gene interactions with complications of type 2 diabetes were examined in type 2 diabetic patients...
Plasma lipid levels and body weight altered by intrauterine growth restriction and postnatal fructose diet in adult ratsElina Malo
Department of Internal Medicine, Institute of Clinical Medicine and Biocenter Oulu, University of Oulu and Clinical Research Center, Oulu University Hospital, Oulu, Finland
Pediatr Res 73:155-62. 2013..Interactions between IUGR and postnatal fructose diet were observed in adult weight in males.Conclusion:These results demonstrate the importance of IUGR and fructose diet in adverse changes in lipid and glucose metabolism...
Adiponectin concentration in plasma is associated with muscle fiber size in healthy middle-aged menPauliina Pisto
Institute of Clinical Medicine, Department of Internal Medicine and Biocenter Oulu, University of Oulu, and Clinical Research Center, Oulu University Hospital, Oulu, Finland
Scand J Clin Lab Invest 72:395-402. 2012..Skeletal muscle fiber characteristics are related to overweight. In addition, a correlation was observed between low adiponectin and large muscle fiber size and this was not dependent on the amount of total fatness...
Leptin receptor Lys109Arg and Gln223Arg polymorphisms are associated with early atherosclerosisMeiju Saukko
Institute of Clinical Medicine, Department of Internal Medicine and Biocenter Oulu, University of Oulu and Clinical Research Center, Oulu University Hospital, Oulu, Finland
Metab Syndr Relat Disord 8:425-30. 2010..The aim of this study was to characterize two polymorphisms of LEPR, Lys109Arg (rs1137100) and Gln223Arg (rs1137101), as risk factors for early atherosclerosis. This connection has not been studied before...
Low plasma adiponectin concentration is an indicator of the metabolic syndromeMerja Santaniemi
Department of Internal Medicine and Biocenter Oulu, University of Oulu, PO Box 5000, 90014 Oulu, Finland
Eur J Endocrinol 155:745-50. 2006..We wanted to investigate the role of adiponectin as a biomarker of metabolic syndrome (MS) and see how the plasma adiponectin levels relate to new criteria of MS proposed by the International Diabetes Federation...
Occupational burnout, eating behavior, and weight among working womenNina J Nevanperä
Finnish Institute of Occupational Health, Oulu, Finland
Am J Clin Nutr 95:934-43. 2012..Studies on the effect of occupational burnout (exhaustive fatigue, cynicism, and lost occupational self-respect caused by chronic work stress) on eating behavior are lacking...
The effect of a short-term hypocaloric diet on liver gene expression and metabolic risk factors in obese womenM Hietaniemi
Department of Internal Medicine, University of Oulu, Oulu, Finland
Nutr Metab Cardiovasc Dis 19:177-83. 2009..However, the liver also plays a central role in maintaining energy balance. We wanted to study the effects of a hypocaloric diet on overall hepatic gene expression and metabolic risk factors...
The negative association between plasma ghrelin and IGF-I is modified by obesity, insulin resistance and type 2 diabetesS M Pöykkö
Department of Internal Medicine, University of Oulu, P O Box 5000, 90014 Oulu, Finland
Diabetologia 48:309-16. 2005..The aims of this study were to clarify the association between ghrelin and IGF-I concentrations in a large cohort and to characterize whether obesity, insulin resistance and type 2 diabetes affect this association...
Lack of association between polymorphisms of catalase, copper-zinc superoxide dismutase (SOD), extracellular SOD and endothelial nitric oxide synthase genes and macroangiopathy in patients with type 2 diabetes mellitusO Ukkola
Department of Internal Medicine and Biocenter Oulu, University of Oulu, Finland
J Intern Med 249:451-9. 2001..The prevalence of the missense Glu298Asp variant of the endothelial nitric oxide synthase (eNOS) gene and its association with macroangiopathy were also determined...
Serum ghrelin and the prediction of the development of impaired glucose regulation and Type 2 diabetes in middle-aged subjectsJ Vartiainen
Institute of Clinical Medicine, Department of Internal Medicine and Biocenter Oulu, University of Oulu, Clinical Research Center, Oulu University Hospital, 311A, P O Box 5000, FIN 90014, Oulu, Finland
J Endocrinol Invest 33:496-500. 2010..Ghrelin is a peptide hormone which has been shown to associate with obesity, hypertension and Type 2 diabetes (T2DM) in cross-sectional studies...
Glomerular filtration rate is related to dipping pattern in ambulatory blood pressure monitoring--a cross-sectional population-based studyH Kastarinen
Department of Internal Medicine and Biocenter Oulu, Institute of Clinical Medicine, University of Oulu and Clinical Research Center, Oulu University Hospital, Oulu, Finland
J Hum Hypertens 24:247-53. 2010..18 to 4.63) and OR, 2.01 (95% CI, 1.06 to 3.83), respectively). This study showed that even a minor deterioration in renal function is associated with increased risk of non-dipping pattern in ABPM in a random middle-aged population...
Long telomeres in blood leukocytes are associated with a high risk of ascending aortic aneurysmTuija J Huusko
Institute of Clinical Medicine, Department of Internal Medicine, Clinical Research Center, Oulu University Hospital and University of Oulu, Oulu, Finland
PLoS ONE 7:e50828. 2012..Further studies will be needed to confirm if this change in telomere length can serve as a tool for assessing the risk of ascending aortic aneurysm...
Two variants in the resistin gene and the response to long-term overfeedingO Ukkola
Department of Internal Medicine and Biocenter Oulu, University of Oulu, Oulu, Finland
Eur J Clin Nutr 58:654-9. 2004..The results suggest that sequence variation in the resistin gene is involved in the adaptation to chronic positive energy balance...
Ghrelin Arg51Gln mutation is a risk factor for Type 2 diabetes and hypertension in a random sample of middle-aged subjectsS Pöykkö
Department of Internal Medicine and Biocenter Oulu, University of Oulu, Finland
Diabetologia 46:455-8. 2003....
Plasma adiponectin concentration is associated with ambulatory daytime systolic blood pressure but not with the dipping statusR L Vasunta
Department of Internal Medicine and Biocenter Oulu, University of Oulu, Oulu, Finland
J Hum Hypertens 24:545-51. 2010..The plasma high adiponectin concentration is independently associated with low daytime systolic ABP value. The mechanisms may include effects on endothelial function and the sympathetic nervous system...
Total testosterone levels, metabolic parameters, cardiac remodeling and exercise capacity in coronary artery disease patients with different stages of glucose toleranceOlavi Ukkola
Institute of Clinical Medicine, Department of Internal Medicine, University of Oulu and Clinical Research Center of Oulu University Hospital, Finland
Ann Med 45:206-12. 2013..Independent of metabolic status, low plasma testosterone seems to be an indicator of impaired maximal exercise capacity and cardiac hypertrophy among CAD patients with type II diabetes...
Plasma ghrelin concentrations are positively associated with carotid artery atherosclerosis in malesS M Pöykkö
Department of Internal Medicine, University of Oulu, Oulu, Finland
J Intern Med 260:43-52. 2006..We, therefore, characterized the association between ghrelin concentration and carotid artery intima-media thickness (IMT) in a population-based cohort of 1024 middle-aged (40-60 years) men and women...
Genetic variation at the adipsin locus and response to long-term overfeedingO Ukkola
Department of Internal Medicine and Biocenter Oulu, University of Oulu, Oulu, Finland
Eur J Clin Nutr 57:1073-8. 2003..These findings provide new information on the role of adipsin on individual differences in response to chronically elevated food intake...
Adiponectin concentration and insulin indicators following overfeeding in identical twinsO Ukkola
Department of Internal Medicine and Biocenter Oulu, University of Oulu, Oulu, Finland
J Endocrinol Invest 31:132-7. 2008..Low adiponectin levels have been associated with high body mass index, low insulin sensitivity, and diabetes...
Leptin and lipid metabolism in chronic kidney failureH Kastarinen
Institute of Clinical Medicine, Department of Internal Medicine and Biocenter Oulu, University of Oulu, Oulu, Finland
Scand J Clin Lab Invest 69:401-8. 2009..The aim of this study was to investigate the relationship between leptin and the lipoprotein profile in non-dialyzed patients with chronic kidney disease (CKD)...
Resistin polymorphisms are associated with cerebrovascular disease in Finnish Type 2 diabetic patientsA Kunnari
Department of Internal Medicine and Biocenter Oulu, University of Oulu, Oulu, Finland
Diabet Med 22:583-9. 2005..Resistin has been found to increase insulin resistance, a key feature in Type 2 diabetes. The aim of this study was to investigate whether resistin polymorphisms are associated with Type 2 diabetes and its clinical characteristics...
Altered expression of angiogenesis-related placental genes in pre-eclampsia associated with intrauterine growth restrictionJouko Jarvenpaa
Department of Obstetrics and Gynecology, Oulu University Hospital, Oulu, Finland
Gynecol Endocrinol 23:351-5. 2007..In an attempt to identify novel factors, we performed a gene expression profiling study of placental tissue from women with and without pre-eclampsia...
Effects of low-dose liquorice alone or in combination with hydrochlorothiazide on the plasma potassium in healthy volunteersJanne Hukkanen
Department of Internal Medicine, University of Oulu, Oulu, Finland
Blood Press 18:192-5. 2009..The evaluation of liquorice consumption habits is warranted when initiating thiazide medications to avoid the excessive risk of hypokalaemia associated with the combined use of low-dose liquorice and thiazide diuretics...
Early atherosclerosis and IgG2 to bacteria are associated with FcgammaRIIa genotype in non-smokersM Sämpi
University of Oulu, Oulu, Finland
Eur J Clin Invest 39:517-26. 2009..Human FcgammaRIIa receptor (CD32) plays a crucial role in the phagocytosis of IgG(2) ICs and a functional point mutation 131His/Arg diminishes IgG(2) binding to the receptor...
Protein tyrosine phosphatase 1B variant associated with fat distribution and insulin metabolismOlavi Ukkola
Pennington Biomedical Research Center, Louisiana State University, 6400 Perkins Road, Baton Rouge, LA 70808 4124, USA
Obes Res 13:829-34. 2005..Gene-gene interactions between the PTPN1 and leptin receptor genes contributed to the phenotypic variability of insulin sensitivity. The PTPN1 Pro387Leu variant was associated with lower glucose tolerance...
Mutations in the adiponectin gene in lean and obese subjects from the Swedish obese subjects cohortOlavi Ukkola
Pennington Biomedical Research Center, Louisiana State University, Baton Rouge, LA 70808 4124, USA
Metabolism 52:881-4. 2003..In conclusion, adiponectin DNA sequence variations might play a role in the complications of morbid obesity and should be further investigated...
A genomewide linkage scan for abdominal subcutaneous and visceral fat in black and white families: The HERITAGE Family StudyTreva Rice
Division of Biostatistics, Washington University School of Medicine, St Louis, Missouri 63110, USA
Diabetes 51:848-55. 2002..Additional work in an independent sample is needed to verify the linkages for baseline AVF as well as the response measures...
Skeletal muscle characteristics predict body fat gain in response to overfeeding in never-obese young menGuang Sun
Pennington Biomedical Research Center, Louisiana State University, Baton Rouge, LA 70808, USA
Metabolism 51:451-6. 2002..43 to 0.53, and account for 18% to 28% of the variance in the response to overfeeding. The results suggest that an elevated skeletal muscle oxidative capacity plays a protective role in the response to long-term positive energy balance...
[Ghrelin, growth and obesity]Olavi Ukkola
Duodecim 118:133-5. 2002
Adiponectin polymorphisms, adiposity and insulin metabolism: HERITAGE family study and Oulu diabetic studyOlavi Ukkola
Pennington Biomedical Research Center, Louisiana State University System, Baton Rouge 70808 4124, USA
Ann Med 37:141-50. 2005..Adiponectin is an adipocytokine with lowered blood levels in obesity and Type 2 diabetes mellitus. We sought to define the specific effects of different alleles of the gene encoding adiponectin...
Role of ghrelin polymorphisms in obesity based on three different studiesOlavi Ukkola
Pennington Biomedical Research Center, Louisiana State University, Baton Rouge, Louisiana 70808 4124, USA
Obes Res 10:782-91. 2002..Associations between preproghrelin DNA variants and obesity-related phenotypes were studied in 3004 subjects from the Québec Family Study (QFS), the HERITAGE Family Study (HERITAGE), and the Swedish Obese Subjects (SOS) Study...
Leptin and leptin receptor gene polymorphisms and changes in glucose homeostasis in response to regular exercise in nondiabetic individuals: the HERITAGE family studyTimo A Lakka
Human Genomics Laboratory, Pennington Biomedical Research Center, 6400 Perkins Rd, Baton Rouge, LA 70808 4124, USA
Diabetes 53:1603-8. 2004..Similar interaction was observed in blacks (P = 0.046). Variations in the LEP and LEPR genes are associated with the magnitude of the effects of regular exercise on glucose homeostasis in nondiabetic individuals...
Na+-K+-ATPase alpha 2-gene and skeletal muscle characteristics in response to long-term overfeedingOlavi Ukkola
Pennington Biomedical Research Center, Baton Rouge, Louisiana 70808 4124, USA
J Appl Physiol 94:1870-4. 2003..3-kb(-) subjects with overfeeding, suggesting more unfavorable metabolic changes compared with the 3.3-kb(+) subjects...
Polymorphisms in exon 3 of the proopiomelanocortin gene in relation to serum leptin, salivary cortisol, and obesity in Swedish menRoland Rosmond
Department of Internal Medicine, Research Centre for Endocrinology and Metabolism, Goteborg University, Grona Straket 8, Sahlgrenska University Hospital, S 413 45 Goteborg, Sweden
Metabolism 51:642-4. 2002..This association might reflect variations in melanocortin expression and/or activity, because exon 3 contains, among others, the coding sequences for melanocortins...
Melanocortin 4 receptor sequence variations are seldom a cause of human obesity: the Swedish Obese Subjects, the HERITAGE Family Study, and a Memphis cohortPeter Jacobson
Human Genomics Laboratory, Pennington Biomedical Research Center, Louisiana State University, Baton Rouge, Louisiana 70808, USA
J Clin Endocrinol Metab 87:4442-6. 2002..In conclusion, our results do not support the prevailing notion that sequence variation in the melanocortin 4 receptor gene is a frequent cause of human obesity...
A genome-wide linkage scan for steroids and SHBG levels in black and white families: the HERITAGE Family StudyOlavi Ukkola
Pennington Biomedical Research Center, Louisianan State University, Baton Rouge, Louisiana 70808, USA
J Clin Endocrinol Metab 87:3708-20. 2002..3. Several genes encoding enzymes of the steroid biosynthesis pathways but also other potential candidate genes were located in the vicinity of the genomic regions showing evidence of linkage in this genomic scan...
Cardiovascular and lifestyle risk factors in lumbar radicular pain or clinically defined sciatica: a systematic reviewRahman Shiri
Musculoskeletal Disorders, Finnish Institute of Occupational Health, Topeliuksenkatu 41a A, 00250, Helsinki, Finland
Eur Spine J 16:2043-54. 2007..However, more prospective studies are needed in order to further clarify these associations and the mechanisms of action...
Temporal changes in cardiovascular autonomic regulation in type II diabetic patients: association with coronary risk variables and progression of coronary artery diseaseVesa Jokinen
Division of Cardiology, University of Oulu, Finland [corrected
Ann Med 35:216-23. 2003..Impairment in HR variability is associated with changes in common coronary risk variables and with a progression of CAD...
Risk factors of atherosclerosis and shoulder pain--is there an association? A systematic reviewEira Viikari-Juntura
Musculoskeletal Centre, Finnish Institute of Occupational Health, Topeliuksenkatu 41 a A, 00250 Helsinki, Finland
Eur J Pain 12:412-26. 2008..Shoulder pain is prevalent and a common cause of disability at work and daily activities. Some studies suggest an association between risk factors of atherosclerosis and shoulder pain and disorders...
