Recombinant Human Fibroblast growth factor 23 protein(FGF23) (Active)

1. Increases in plasma erythropoietin and erythropoietin receptor activation are mechanisms implicated in the increase of plasma FGF23 in acute kidney injury. PMID: 29395333
2. The FGF23 increase related to acute kidney injury, especially in more severe stages and in patients without diuresis, is an independent risk factor for mortality. PMID: 30009421
3. In patients with Autosomal Dominant Polycystic Kidney Disease, as the disease stage advanced, serum FGF-23 levels increased while s-KL decreased. In ADPKD patients, the effect of serum FGF-23 on the development of AS and atherosclerosis in peripheral vessels is independent of s-KL. PMID: 30064143
4. In summary, our results suggest that FGF23 gene polymorphisms are associated with the risk of developing EH in Chinese Han population. PMID: 29336609
5. Although there are many studies suggesting the correlation between FGF23 and Insulin resistance (IR) in different populations, this study did not find any statistically significant relationship between IR and FGF23 levels in metabolic syndrome. PMID: 30001211
6. Data suggest that intact FGF23 level in plasma is independent predictor of cardiovascular death in patients with heart failure and provides added value to standard of care, natriuretic peptide (NT-proBNP) plasma level, for risk estimation. This study was conducted in Belgium. (FGF23 = fibroblast growth factor 23; NT-proBNP = aminoterminal pro-B-type natriuretic peptide) PMID: 30205090
7. In patients with heart failure, higher plasma FGF23 levels were associated with volume overload and increased risk of all-cause mortality and hospitalization. PMID: 29306478
8. serum level of FGF-23 was not correlated with a change in bone mineral density of maintenance hemodialysis patients, whereas the serum Klotho protein level was associated with the degree of bone mineral density PMID: 29665846
9. Increased insulin resistance in chronic kidney disease is a consequence of the uremic status and is intimately associated with disturbed phosphate metabolism and FGF23. PMID: 29619868
10. Increased serum levels of FGF23 were associated with loss of graft function in kidney transplant recipients. PMID: 29528011
11. Responses of FGF23 to salt intervention were more prominent in normotensive, older than 60 years, BMI <24 kg/m(2) and salt-resistant individuals. Furthermore, a significant inverse correlation was observed between 24-hour urinary sodium and serum concentrations of FGF23 after adjusting age, sex, BMI and hypertension status. PMID: 29608553
12. FGF23 is reduced in subjects with nephrotic syndrome compared to healthy controls. Reduced levels of Vitamin D, and urinary losses may contribute to lower levels of FGF23 in NS. PMID: 28087977
13. Pharmacological treatment of hypercalciuric patients resulted in significantly lower urinary calcium excretion, lower serum FGF23, and elevated TP/GFR and serum phosphate concentration, without significant changes in PTH. PMID: 29457024
14. Carboxy-terminal fragment of FGF-23 induces heart hypertrophy in sickle cell disease. PMID: 27789679
15. prolonged exposure to high apical calcium and calcium hyperabsorption were sensed by CaSR, which, in turn, increased FGF-23 expression to suppress calcium transport PMID: 29317227
16. In a Canadian Asian population with CKD, FGF23 levels obtained at 6-monthly intervals for 3 years predicted ESRD and mortality suggesting that it is also a risk marker in Asians PMID: 28743129
17. shed alpha-klotho functions as an on-demand non-enzymatic scaffold protein that promotes FGF23 signalling PMID: 29342138
18. Long-term supplementation with modest quantities of omega-3 fatty acids does not reduce plasma FGF23 levels when added to cardiovascular medication in post-myocardial patients with chronic kidney disease. PMID: 29137111
19. A decrease in serum FGF23 and hepcidin levels was observed in chronic hemodialysis patients treated with lanthanum carbonate. PMID: 27928636
20. serum FGF23 levels were significantly higher and soluble Klotho levels significantly lower in the autosomal-dominant polycystic kidney disease group than in the non-diabetic chronic kidney disease group matched for estimated glomerular filtration rate PMID: 27450645
21. Higher serum fibroblast growth factor 23 concentration was associated with kidney function decline, height-adjusted total kidney volume percentage increase, and death in patients with autosomal dominant polycystic kidney disease. PMID: 28705885
22. This study indicates a possible mechanism by which excessive levels of FGF23 are involved in endothelial thrombomodulin disruption, which has been implicated as a potential cardiovascular risk factor in patients with chronic kidney disease, especially in hemodialysis patients PMID: 28834363
23. Novel relationships were identified between higher plasma FGF23 concentrations and absence of APOL1 renal-risk genotypes with higher mortality in African Americans with diabetes. PMID: 29113983
24. FGF23 is an integral part of a complex pathway, associated with higher cardiac mass in African-Americans males with excess adiposity. PMID: 28456498
25. found no independent association between FGF-23 and cardiac changes. LVH remains the most common cardiac change seen in children with CKD PMID: 28402974
26. Fibroblast Growth Factor-23 was higher in alcoholics than in controls, especially among cirrhotics, and soluble alpha Klotho levels were also higher among cirrhotics. PMID: 28651327
27. Dietary factors other than phosphate are associated with FGF23 levels in young adults. PMID: 27942978
28. Novel CLCN5 (c.1205G>A, p.W402*) and FGF23 (c.526C>G, p.R176G) mutations were found in two patients from the remaining two families PMID: 28383812
29. Review/Meta-analysis: individuals with increased plasma FGF23 levels might suffer a higher risk of all-cause mortality and cardiovascular mortality. PMID: 28411494
30. review article will discuss the current experimental and clinical evidence regarding the role of FGF23 in physiology and pathophysiology of CKD and its associated complications with an emphasis on CVD. PMID: 28535521
31. In Chinese patients with type 2 diabetes, serum FGF23 levels were independently and positively correlated with the presence of lower extremity atherosclerotic disease. PMID: 28619026
32. studied biomarkers do not predict arrhythmia recurrence after catheter ablation. Left atrial voltage is an independent predictor of recurrence, whether the left atrium is mapped in atrial fibrillation or sinus rhythm PMID: 29293545
33. A statistically significant positive correlation was found between s-Klotho and FGF23 (r=0.768; p=0.001), and between FGF23 levels and urinary albumin creatinine ratio (r=0.768; p=0.001). PMID: 27323770
34. There may be positive dose-response predictive effects of FGF23 on all-cause mortality, cardiovascular disease, and renal events in patients with chronic kidney disease.[meta-analysis] PMID: 28006765
35. Circulating FGF23 and inflammatory cytokines are correlated with varying levels of chronic kidney disease. PMID: 27836924
36. study indicated that serum FGF-23 level could be served as the utility in the early detection of women with low bone mass. PMID: 28464278
37. Newly diagnosed Lupus nephritis (LN) patients demonstrated elevated FGF23 levels that were positively correlated to urinary MCP1, independently of vitamin D levels and kidney function. If FGF23 may predict clinical outcomes in LN warrants further evaluation. PMID: 28063327
38. there is a strong relationship between iron and FGF23 physiology; C-terminal FGF23 may have a role in mortality in kidney transplant recipients PMID: 28774998
39. FGF23 counteracts osteogenic conversion of vascular smooth muscle cells as a part of a compensatory mechanism to mitigate vascular calcification PMID: 27599364
40. intact FGF23 from loss of function mutants bypasses the endoplasmic reticulum/Golgi quality control system to the circulation of hyperphosphatemic familial tumoral calcinosis patients by an unknown pathway. PMID: 26620085
41. AN69ST-continuous hemodiafiltration can be a novel FGF-23 lowering therapy for acute illnesses requiring acute blood purification. PMID: 28164555
42. FGF23 and its co-receptor klotho play an important role in bone mineral and vitamin D metabolism. In chronic kidney disease, disturbances in bone metabolism increase cardiovascular risk. FGF23 levels are very high in chronic kidney disease and may contribute to vascular calcification and other cardiovascular problems. Review. PMID: 27118192
43. can directly stimulate hepatic secretion of inflammatory cytokines PMID: 27457912
44. Elevated levels of interleukin-6, C-reactive protein, and FGF23 are independent risk factors for mortality in chronic kidney disease. PMID: 28017325
45. Main demonstrable effect of FGF23 in the setting of preserved renal function is suppression of 1,25-dihydroxyvitamin D3 rather than stimulation of renal phosphate excretion. PMID: 27370409
46. An overview of FGF23 biology and physiology is provided, clinical outcomes that have been associated with FGF23 are summarized, potential mechanisms for these observations are discussed. PMID: 28715994
47. Sclerostin levels in KTR are normal and influenced more by bone turnover than by eGFR. Its involvement with other hormones of mineral homeostasis (FGF23/Klotho and Vitamin D) is part of the sophisticated cross-talk between bone and the kidney PMID: 28558021
48. High serum FGF23 expression is associated with acute decompensated heart failure. PMID: 26666498
49. High FGF-23 expression is associated with cardiovascular disease. PMID: 26888181
50. high i-FGF23 levels may be associated with prolongation of low levels of ferritin, resulting in increased usages of iron supplementation in HD patients PMID: 28475601
51. There might be a strong correlation between FGF-23 and ghrelin levels irrespective of the stage of chronic kidney disease and the dialysis modality PMID: 26125281
52. Results showed that human endothelial cells differentially express functional full-length alpha-Klotho protein. And that it is this full-length alpha-Klotho protein that modulates endothelial cells response to FGF-23. PMID: 28463984
53. In men with low-to-moderate CVD risk, serum FGF23 levels were associated independently and positively with carotid intima-media thickness. As a complementary index, serum FGF23 levels strengthen the capacity of the Framingham risk score to identify subclinical atherosclerosis. PMID: 28017526
54. Enhanced myocardial expression of FGF23 is associated with left ventricular hypertrophy in chronic kidney disease. PMID: 26681731
55. disruption of the FGF23-Klotho system causes phosphate retention and a syndrome resembling aging in mammals has led to the notion that phosphate accelerates aging--{REVIEW} PMID: 27838783
56. FGF23 polymorphisms play a role in calciphylaxis development in dialysis patients. PMID: 28212442
57. Urinary Phosphate to Serum Fibroblast Growth Factor 23 Ratio Is a Useful Marker of Atherosclerosis in Early-Stage Chronic Kidney Disease PMID: 27504998
58. association between alpha-Klotho and cardiac hypertrophy and systolic dysfunction was significant only among patients with CKD G3b and G3a, respectively PMID: 27400031
59. In multivariable-adjusted models, there were no significant associations of FGF23 with incident cognitive impairment. PMID: 27812184
60. our findings of the independent associations of higher FGF23 levels at baseline with more rapid carotid IMT progression and with progressive albuminuria suggest a role for FGF23 in cardiovascular and kidney disease in HIV-positive populations. PMID: 27176000
61. The distribution of FGF23 levels in a given population may be influenced by the level of industrialization, likely due to differences in access to foods preserved with phosphate additives. PMID: 27003300
62. High FGF23 expression is associated with iron deficiency. PMID: 26859104
63. FGF-23 is associated with left ventricular hypertrophy, anemia and low transferrin saturation in peritoneal dialysis patients. Whether increased FGF-23 is a marker or a potential mechanism of myocardial hypertrophy and anemia in patients with end-stage renal disease requires further study. PMID: 26394828
64. FGF23 might also have a stronger association with urate metabolism in males compared with PMID: 27621185
65. Secreted and cleaved sKlotho and FGF23 are detected in CSF and plasma, and the protein levels are significantly higher in plasma in children with suspected CNS disease PMID: 27017221
66. FGFR1c and PTHR signaling pathways converge on NHERF1 to inhibit PTH- and FGF23-sensitive phosphate transport and down-regulate NPT2A. PMID: 27432882
67. results provide evidence that FGF23 plays an important role during differentiation of ATDC5 cell line, by promoting both hypertrophy and mineralization. PMID: 28406928
68. Low levels of Fe in elderly men are associated with high levels of iFGF23, independently of markers of inflammation and renal function, suggesting an iron-related pathway for FGF23 regulation PMID: 28212898
69. FGF 23 levels were elevated in hepatitis B patients treated with tenofovir. PMID: 28233741
70. FGF-23 and PON1 lactonase have roles in native AV fistula thrombosis in hemodialysis patients PMID: 27805900
71. A substantial sex-related difference in intact FGF23 concentration exists during early infancy, possibly related to differences in skeletal growth between boys and girls. PMID: 26943634
72. using DNA sequencing, we validated the technique for FGF23/S129F substitution by testing samples from 80 individuals from two unrelated Arab families harboring autosomal recessive hyperphosphatemic familial tumoral calcinosis. PMID: 27355663
73. Serum levels of FGF23 and calcium binding proteins are not associated with chronic itch in hemodialysis patients. PMID: 27671605
74. Serum FGF-23 was below the level of detection in the majority of this cohort of patients presenting with acute sarcoidosis. PMID: 27537716
75. Fibroblast growth factor-23 has a role in chronic renal allograft injury in children PMID: 26880121
76. Serum FGF23 level is associated with disease progression and death and enhance risk prediction in non-dialysis chronic kidney disease stages 3-5. PMID: 27334353
77. There was no change in circulating FGF23 and Klotho concentrations after PTX in hemodialysis patients given postoperative calcium supplements and/or vitamin D analogue. Serum FGF23 concentrations pre-PTX and at days 5 and 90 after PTX were inversely related to serum calcium concentrations. PMID: 27999806
78. Our results indicate that there was no gender difference between serum FGF23 responsiveness to phosphorus intake per body weight. Serum FGF23 levels were significantly higher in males than in females. PMID: 27040054
79. higher cFGF23 levels at the end of cardiopulmonary bypass significantly associated with greater risk of severe acute kidney injury and renal replacement therapy or death PMID: 26924052
80. The aim of this study was to investigate whether psoriasis is related to fibroblast growth factor 23 (FGF23) and placental growth factor (PLGF) - mediators related to insulin resistance (IR), metabolic syndrome, and atherosclerosis. PMID: 27098624
81. Letter: in CKD patients with acute sepsis FGF23/ADMA showed a parallel response to acute inflammation driven by sepsis being down-regulated at peak infection and rising after resolution of infection. PMID: 26712271
82. The influence of iron on FGF23 gene expression is not important in determining bone density in healthy premenopausal women PMID: 26965530
83. FGF23 levels are not associated with bone loss or fracture risk in older adults with low prevalence of chronic kidney disease . PMID: 26590361
84. In this meta-analysis, increased circulating levels of FGF23 were found in atrial fibrillation patients. PMID: 26942328
85. Elevated FGF23 is associated with higher risk of adverse cardiovascular outcome for incident patients. PMID: 25185018
86. Preoperative C-terminal FGF23 may predict cardiopulmonary bypass-associated kidney dysfunction. Changes over time in cFGF23 and intact FGF23 levels post-CPB differ. Chronic hypoxemia may affect FGF23 production in humans. PMID: 26525200
87. Results demonstrated that high expression FGF23 levels were detected in patients with tumor-induced osteomalacia which can de used as reliable diagnostic marker. PMID: 27034530
88. CNP and FGF-23 act through a close or reciprocal pathway and are in agreement with recent studies demonstrating a down-regulatory role of the mitogen-activated protein kinase activity by CNP PMID: 26459742
89. the metabolism of FGF23 in a model bone cell line, IDG-SW3, prior to and following differentiation, as well as in regulated secretory cells, is reported. PMID: 26746780
90. FGF23 has a role in vascular calcification, but not in bone mineral density, in African Americans with NIDDM lacking advanced nephropathy PMID: 26693712
91. the impact of maternal iron status on infant FGF23 and mineral metabolites over the first 2years of life, was investigated. PMID: 26453792
92. Suggest immunohistochemistry for FGF23 is an useful diagnostic adjunct for phosphaturic mesenchymal tumors. PMID: 26956379
93. Among cardiac patients with preserved left ventricular ejection fraction, serum alpha-Klotho concentrations but not FGF23 concentrations were negatively associated with diastolic dysfunction. PMID: 25223536
94. serum FGF23 was positively associated with coronary artery calcification in women and serum alpha-Klotho was positively associated with aortic valve calcification in men, independent of the confounding variables PMID: 26279337
95. fibroblast growth factor 23 plays a pivotal role in calcium-phosphorus metabolism in patients with chronic kidney disease (review) PMID: 27403909
96. These cross-sectional community-based data from a diverse urban sample show an association between elevated FGF23 and small vessel disease and magnetic resonance imaging-defined brain infarction in men, independent of chronic kidney disease. PMID: 26956260
97. Data suggest that intraperitoneal injection of recombinant Fgf23 extends time to exhaustion of mice on treadmill and reduces exercise-induced production of reactive oxygen species in skeletal muscle. PMID: 27085781
98. Data suggest that signal transduction via FGF23/Fgfr1 and calcitriol/calcitriol receptor have opposite roles in innate immunity; FGF23 suppresses arginase-1 expression in macrophages; calcitriol stimulates arginase-1 expression in macrophages. PMID: 26762170
99. analysis of longitudinal associations between baseline s-klotho and FGF23 concentrations and mortality reveals that FGF23, but not klotho, may have a role in excess mortality in cardiovascular disease in those with normal kidney function PMID: 26298739
100. High FGF23 levels were observed to be associated with low hemoglobin levels, which may be partially mediated through the effects of serum aldosterone levels in chronic kidney disease stages 3 and 4. PMID: 26986127

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HGNC: 3680

OMIM: 193100

KEGG: hsa:8074

STRING: 9606.ENSP00000237837

UniGene: Hs.287370