AQP1 expression in the proximal tubule of diabetic rat kidney

被引:10
作者
Seyahian, Erika A. [1 ,2 ]
Cacciagiu, Leornardo [3 ]
Damiano, Alicia E. [1 ,4 ]
Zotta, Elsa [1 ,2 ]
机构
[1] Univ Buenos Aires, CONICET, Fac Med, Inst Fisiol & Biofis Bernardo Houssay IFIBIO, Buenos Aires, DF, Argentina
[2] Univ Buenos Aires, Fac Farm & Bioquim, Dept Ciencias Biol, Catedra Fisiopatol, Buenos Aires, DF, Argentina
[3] Hosp Cesar Milstein, Lab Cent, Secc Quim Clin, Buenos Aires, DF, Argentina
[4] Univ Buenos Aires, Fac Farm & Bioquim, Dept Ciencias Biol, Catedra Biol Celular & Mol, Buenos Aires, DF, Argentina
关键词
Biological sciences; Membrane; Pathophysiology; Renal system; Physiology; Pathology; AQP1; Diabetes mellitus; Kidney; Proximal tubule; Renal water reabsorption; Polyuria; AQUAPORIN-1; HYPERTONICITY; REABSORPTION; POLYURIA;
D O I
10.1016/j.heliyon.2020.e03192
中图分类号
O [数理科学和化学]; P [天文学、地球科学]; Q [生物科学]; N [自然科学总论];
学科分类号
07 ; 0710 ; 09 ;
摘要
Polyuria is a hallmark symptom and the first clinical manifestation of diabetes mellitus (DM). The glucose that remains in renal tubules was proposed to produce an osmotic effect resulting in polyuria. Although water is reabsorbed in proximal tubules through an aquaporin-1 (AQP1) dependent mechanism, AQP1 role in the genesis of polyuria is unknown. AQP1 expression was studied in a rat model of Type-1 DM at 15-days and 5-months of evolution. A different AQP1 expression pattern was found in both experimental groups, with no changes in AQP1 localization, suggesting that changes in AQP1 may be involved in the development of polyuria.
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页数:5
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