Phospho-AQP2 (S256) Antibody

1. Structural basis for mutations in human AQP2 associated with nephrogenic diabetes insipidus has been described. PMID: 29799470
2. Morning urinary AQP2/Creatinine ratio was significantly lower in patients with nocturnal polyuria than in age-matched healthy controls. PMID: 29316008
3. Here we provide an updated overview of the genetic defects causing NDI, the most recent strategies under investigation for rescuing the activity of mutated AVPR2 or AQP2, or for bypassing defective AVPR2 signaling and restoring AQP2 plasma membrane expression. PMID: 29125546
4. Results indicate the functional recovery of recessive aquaporin 2 (AQP2) mutants through heteromerization. PMID: 27641679
5. AQP2 is associated with the pathogenesis of femalestress urinary incontinence. PMID: 28713996
6. Pretreatment with WRT also decreased the hypertonic stressinduced expression of AQP2, as with KT5720, a protein kinase A inhibitor. These results provided evidence of the beneficial effect of the traditional formula WRT in regulating water balance in hypertonic stress of the renal collecting ducts. PMID: 28447712
7. E3 ligases most likely to interact with AQP2. PMID: 27199454
8. The present study provides detailed insights into the transport properties of AQP2 with the use of microsecond-scale molecular dynamics simulations, and explains how these channels conduct water molecules while at the same time excluding other molecules. PMID: 27793629
9. It is a predictor for the development of renal insufficiency and death of patients with liver cirrhosis. PMID: 28092112
10. Data suggest that AQP2 binds LIP5 in a AQP2-phosphorylation-dependent manner; phospho-mimicking mutations and phosphorylation reduce thermal stability of AQP2; AQP2 phosphorylation allosterically controls its interaction with LIP5. [AQP2 = aquaporin 2; LIP5 = LYST-interacting protein 5; LYST = lysosomal trafficking regulator protein] PMID: 28710278
11. The genetic variant rs426496 in AQP2; rs591810 in AQP3 and rs1805127, rs1805128, and rs17173510, in KCNE1 were found in patients with Meniere's disease PMID: 27509294
12. aquaporin-2 regulates serine/threonine phosphatases in renal collecting duct PMID: 27784696
13. An overview ofAQP2 mutations in genetic forms of nephrogenic diabetes insipidus (review) PMID: 27156763
14. Impaired endometrial receptivity in patients who underwent controlled ovarian stimulation is correlated with a decreased expression of AQP2. PMID: 25232826
15. Pretreatment with alkali (0.4 N NaOH) to disrupt exosome membranes allowed consistent ELISA measurements of urinary AQP2. PMID: 26463736
16. Findings indicate that SIRT1 increases AQP2 expression in TNF-alpha-induced IMCD cells via the NF-kappaB-dependent signalling pathway, which might provide novel insight to understanding the renoprotective effects of SIRT1 in kidney diseases. PMID: 27980322
17. AQP2 polymorphisms (rs461872, rs7305534) were correlated with gastrointestinal toxicity of platinum-based chemotherapy in lung cancer patients PMID: 26358256
18. report a novel mutation of the AQP2 gene and highlight an important role of genetic testing for definite diagnosis PMID: 23950570
19. In most cases (90 %), inherited nephrogenic diabetes insipidus (NDI) is an X-linked disease, caused by mutations in the AVPR2 gene. * In rare occasions (10 %), it is caused by mutations in the AQP2 gene. PMID: 25902753
20. Partial congenital nephrogenic diabetes insipidus in the Swedish family is caused by an AQP2 variation that seems to disable the encoded AQP2-R254W protein to reach the subapical vesicle population as well as impairing its phosphorylation at S256 PMID: 26714855
21. Taken together these results provide a possible molecular mechanism explaining the increased AQP2 membrane expression under RGZ treatment: in renal cells RGZ elicits Ca(2+) transients facilitating AQP2 exposure at the apical plasma membrane PMID: 25662477
22. U-AQP2/P-AVP is a novel predictor of response to TLV in patients with decompensated HF. AQP-defined responders may have a better prognosis on TLV treatment PMID: 24954239
23. In response to hypertonic saline, urinary AQP2 increased more in chronic kidney disease patients compared to controls. PMID: 24970686
24. results further support the view that urinary calcium can modulate the vasopressin-dependent urine concentration through a down-regulation of AQP2 expression/trafficking PMID: 24885203
25. AQP2 is subjected to S-glutathionylation, which is modulated by reactive oxygen species production. PMID: 25112872
26. The genetic polymorphisms in OCT2, AQP2, AQP9 and TMEM205 may contribute to chemotherapy response in lung cancer patients. PMID: 24643204
27. These observations provide a framework for understanding why mutations in AQP2 cause nephrogenic diabetes insipidus. PMID: 24733887
28. AQP2 function and thus urine concentration is dependent on a variety of cell signalling mechanisms, posttranslational modification and interplay between AQP2 and its lipid environment--{REVIEW} PMID: 23852332
29. 9 disease-causing mutations of AQP2 were identified in 9 families. 2 missense mutations and 1 deletion mutation showed recessive inheritance, while 1 missense mutation and 5 small deletion mutations in the C-terminus of AQP2 showed dominant inheritance PMID: 23150186
30. AQP-2 gene mutation (R254Q) was identified in a family with dominant nephrogenic diabetes insipidus. PMID: 23409988
31. Together, our data reveal that vasopressin induces instead of reduces the phosphorylation of S261 in AQP2-P262L PMID: 22778181
32. upregulated Aqp5 may contribute to polyuria, possibly by impairing Aqp2 membrane localization, in Dot1l(AC) mice and in patients with diabetic nephropathy. PMID: 23326416
33. Investigations into primary inherited nephrogenic diabetes insipidus (NDI) have contributed enormously to our understanding of the mechanisms of urinary concentration and identified the vasopressin receptor AVPR2, as well as the water channel aquaporin-2. PMID: 23364801
34. Of the 15 patients with diabetes insipidus five patients have AQP2 mutations PMID: 22644838
35. AQP2 is greatly involved in many human abnormal water balance disorders. (Review) PMID: 23078817
36. The potential functions of AQP2 and AQP5 in the inner ear are in the resorption and secretion of endolymph. (Review) PMID: 22732097
37. CaR-AQP2 interplay represents an internal renal defense to mitigate the effects of hypercalciuria on the risk of calcium precipitation during antidiuresis PMID: 22403735
38. AQP2 mediates E(2)-enhanced migration, invasion, and adhesion through alteration of F-actin and annexin-2 expression and reorganization of F-actin, and inhibition of AQP may be a potential method for antitumor therapy. PMID: 21715543
39. Our findings would support the involvement of vasopressin-AQP2 axis, interacting with the renin-angiotensin system, in the progression of immunoglobulin A nephropathy and candidate AQP2 as a possible novel marker of the disease PMID: 21824900
40. The marked early rise in expression of AQP2 and AQP3 suggests a role during the process leading to follicular rupture. PMID: 21252246
41. After sequencing analysis of the coding regions and exon-intron boundaries one single variation, no significant mutation in AQP 2 was found. PMID: 21063116
42. endosomal trapping of AQP2 in the endolymphatic sac, might be important as a basis of Meniere's disease PMID: 20722976
43. Elevation of cAMP increased AQP2 protein levels within 30 minutes in human embryonic kidney 293 cells. PMID: 20724536
44. Report two new AQP2 mutations displaying high levels of functional expression for mutant forms with adequate plasma membrane targeting in oocytes but not in mIMCD-3 cells where they are restrained within internal stores. PMID: 20403973
45. We conclude that ibuprofen-induced oligo-anuria is not associated with a change in AQP2 activity and that ibuprofen does not affect AQP2 activity during the first month of life in very preterm neonates. PMID: 20390303
46. AQP2 associates with detergent-resistant membranes early in biosynthetic pathway. Strong cholesterol depletion delays exit of AQP2 from trans-Golgi network. Association with membrane rafts may regulate both AQP2 apical sorting and endocytosis. PMID: 19923410
47. Misrouting, instead of a lack of function, is a mechanism for the 'loss of function' phenotype in nephrogenic diabetes insipidus PMID: 11929850
48. changes in urinary excretion of aquaporin-2 indicates circulatory blood volume depletion, and estimates the AVP-dependent recovery of circulatory blood volume during the therapeutic period in patients with diabetic ketoacidosis PMID: 12021537
49. Two novel aquaporin-2 mutations responsible for congenital nephrogenic diabetes insipidus in Chinese families. PMID: 12050236
50. Most AQP2 missense mutants in recessive NDI are retained in the endoplasmic reticulum (ER), but AQP2-T125M and AQP2-G175R were reported to be nonfunctional channels unimpaired in their routing to the plasma membrane. PMID: 12191971

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HGNC: 634

OMIM: 107777

KEGG: hsa:359

STRING: 9606.ENSP00000199280

UniGene: Hs.130730