Asymmetric and symmetric dimethylarginines and mortality in patients with hematological malignancies-A prospective study.

Asymmetric and symmetric dimethylarginines and mortality in patients with hematological malignancies-A prospective study.
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DOI:
10.1371/journal.pone.0197148
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发表时间:
2018
期刊:
影响因子:
3.7
通讯作者:
Szuba A
Szuba A
中科院分区:
综合性期刊3区
文献类型:
--
作者:
Chachaj A;Wiśniewski J;Rybka J;Butrym A;Biedroń M;Krzystek-Korpacka M;Fleszar MG;Karczewski M;Wróbel T;Mazur G;Gamian A;Szuba A

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该研究旨在确定血液恶性肿瘤患者的非对称(ADMA)和对称(SDMA)二甲基精氨酸血浆浓度与全因死亡率的相关性。33例急性髓细胞白血病(AML)、31例非霍奇金淋巴瘤(nHL)、32例慢性淋巴细胞白血病(CLL)和48例非恶性肿瘤患者入组研究。对每例患者进行随访,直至死亡或至少14.5个月(范围:14.5-53)。与对照组相比,AML、nHL和CLL中位ADMA和SDMA显著升高(ADMA:分别为1.36、1.24、1.03、0.55 μmol/l,p<0.0001; SDMA:分别为0.86、0.76、0.71、0.52 μmol/l,p<0.0001)。在CLL组中,高ADMA和SDMA与全因死亡风险增加相关(ADMA的风险比(HR):3.05,95% CI:1.58-5.88,p = 0.001; SDMA的HR:4.71,95% CI:1.91-11.58,p = 0.001)。我们的研究表明,ADMA和SDMA可能是CLL患者全因死亡率的新预后因素。
The study was designed to determine the associations of asymmetric (ADMA) and symmetric (SDMA) dimethylarginines plasma concentrations with all-cause mortality in patients with hematological malignancies. 33 patients with acute myeloid leukemia (AML), 31 patients with non-Hodgkin’s lymphoma (nHL), 32 patients with chronic lymphocytic leukemia (CLL) and 48 patients without malignancy were enrolled into the study. Each patient was followed until death or for at least 14.5 months (range: 14.5–53). Median ADMA and SDMA were significantly elevated in AML, nHL and CLL compared to controls (ADMA: 1.36, 1.24, 1.03, 0.55 μmol/l respectively, p<0.0001; SDMA: 0.86, 0.76, 0.71, 0.52 μmol/l respectively, p<0.0001). High ADMA and SDMA were associated with increased risk for all-cause mortality in CLL group (Hazard ratio (HR) for ADMA: 3.05, 95% CI:1.58–5.88, p = 0.001; HR for SDMA: 4.71, 95% CI:1.91–11.58, p = 0.001). Our study suggests that ADMA and SDMA could be novel prognostic factors for all-cause mortality in CLL patients.
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