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A clinical study to investigate the effect of multidrug and toxin extrusion transporter inhibitor on pharmacokinetic characteristics and anti-hyperglycaemic activity of metformin : Multidrug and toxin extrusion 수송체 저해제가 메트포민의 약동학 특성 및 혈당 강하 효과에 미치는 영향 평가 연구

DC Field Value Language
dc.contributor.advisor유경상-
dc.contributor.author오재성-
dc.date.accessioned2018-11-12T00:53:17Z-
dc.date.available2018-11-12T00:53:17Z-
dc.date.issued2018-08-
dc.identifier.other000000151849-
dc.identifier.urihttps://hdl.handle.net/10371/142977-
dc.description학위논문 (박사)-- 서울대학교 대학원 : 의과대학 의과학과, 2018. 8. 유경상.-
dc.description.abstractIntroduction: Renal tubular secretion of metformin is mediated mainly via Multidrug And Toxin Extrusion (MATE) transporters at the apical membrane. We hypothesized that the anti-hyperglycaemic activity of metformin would change with inhibition of the MATE transporter.

Methods: Twenty healthy male subjects received 500 mg of metformin with and without 50 mg of pyrimethamine (a potent MATE inhibitor) twice daily, with 1 week of washout in between. The anti-hyperglycaemic activity of metformin were assessed for each period by administering the oral glucose tolerance test (OGTT) before and after the metformin dose
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dc.description.tableofcontentsINTRODUCTION 1

METHODS 5

Subjects 5

Clinical study design 5

Blood and urine collection 8

Determination of metformin concentrations 8

Genotyping of MATE1, MATE2-K and OCT2 9

Pharmacodynamics data analysis from the OGTT 10

Pharmacokinetics data analysis 11

Serum and urine creatinine data analysis 13

Statistical analysis 13

RESULTS 15

Effects of MATE inhibition on systemic exposure to metformin 15

Effect of MATE inhibition on the glucose-lowering effect of metformin 19

Effects of MATE inhibition on the serum creatinine and creatinine clearance 24

Effects of MATE1, MATE2-K and OCT2 genotype on the drug-drug interaction between the pyrimethamine and the metformin 26

DISCUSSION 39

REFERENCES 47

APPENDICES 59

국문 초록 75


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dc.language.isoen-
dc.publisher서울대학교 대학원-
dc.subject.ddc610.72-
dc.titleA clinical study to investigate the effect of multidrug and toxin extrusion transporter inhibitor on pharmacokinetic characteristics and anti-hyperglycaemic activity of metformin-
dc.title.alternativeMultidrug and toxin extrusion 수송체 저해제가 메트포민의 약동학 특성 및 혈당 강하 효과에 미치는 영향 평가 연구-
dc.typeThesis-
dc.description.degreeDoctor-
dc.contributor.affiliation의과대학 의과학과-
dc.date.awarded2018-08-
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