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miRNAs expression signature potentially associated with lymphatic dissemination in locally advanced prostate cancer.
BMC Medical Genomics ( IF 2.7 ) Pub Date : 2020-09-18 , DOI: 10.1186/s12920-020-00788-9
Elena A Pudova 1 , George S Krasnov 1 , Kirill M Nyushko 2 , Anastasiya A Kobelyatskaya 1 , Maria V Savvateeva 1 , Andrey A Poloznikov 2 , Daniyar R Dolotkazin 2 , Kseniya M Klimina 3 , Zulfiya G Guvatova 1 , Sergey A Simanovsky 4 , Nataliya S Gladysh 5 , Artemy T Tokarev 5 , Nataliya V Melnikova 1 , Alexey A Dmitriev 1 , Boris Y Alekseev 2 , Andrey D Kaprin 2 , Marina V Kiseleva 2 , Anastasiya V Snezhkina 1 , Anna V Kudryavtseva 1
Affiliation  

Prostate cancer is one of the most common and socially significant cancers among men. The aim of our study was to reveal changes in miRNA expression profiles associated with lymphatic dissemination in prostate cancer and to identify the most prominent miRNAs as potential prognostic markers for future studies. High-throughput miRNA sequencing was performed for 44 prostate cancer specimens taken from Russian patients, with and without lymphatic dissemination (N1 – 20 samples; N0 – 24 samples). We found at least 18 microRNAs with differential expression between N0 and N1 sample groups: miR-182-5p, miR-183-5p, miR-96-5p, miR-25-3p, miR-93-5p, miR-7-5p, miR-615-3p, miR-10b, miR-1248 (N1-miRs; elevated expression in N1 cohort; p < 0.05); miR-1271-5p, miR-184, miR-222-3p, miR-221-5p, miR-221-3p, miR-455-3p, miR-143-5p, miR-181c-3p and miR-455-5p (N0-miRs; elevated expression in N0; p < 0.05). The expression levels of N1-miRs were highly correlated between each other (the same is applied for N0-miRs) and the expression levels of N0-miRs and N1-miRs were anti-correlated. The tumor samples can be divided into two groups depending on the expression ratio between N0-miRs and N1-miRs. We found the miRNA expression signature associated with lymphatic dissemination, in particular on the Russian patient cohort. Many of these miRNAs are well-known players in either oncogenic transformation or tumor suppression. Further experimental studies with extended sampling are required to validate these results.

中文翻译:

miRNAs 表达特征可能与局部晚期前列腺癌的淋巴传播有关。

前列腺癌是男性中最常见和最具社会意义的癌症之一。我们研究的目的是揭示与前列腺癌淋巴播散相关的 miRNA 表达谱的变化,并确定最突出的 miRNA 作为未来研究的潜在预后标志物。对取自俄罗斯患者的 44 个前列腺癌标本进行了高通量 miRNA 测序,有无淋巴播散(N1 – 20 个样本;N0 – 24 个样本)。我们发现了至少 18 个在 N0 和 N1 样本组之间具有差异表达的 microRNA:miR-182-5p、miR-183-5p、miR-96-5p、miR-25-3p、miR-93-5p、miR-7- 5p、miR-615-3p、miR-10b、miR-1248(N1-miR;N1 队列中表达升高;p < 0.05);miR-1271-5p、miR-184、miR-222-3p、miR-221-5p、miR-221-3p、miR-455-3p、miR-143-5p、miR-181c-3p 和 miR-455-5p(N0-miR;N0 中表达升高;p < 0.05)。N1-miRs的表达水平彼此高度相关(N0-miRs也是如此),N0-miRs和N1-miRs的表达水平呈反相关。根据 N0-miRs 和 N1-miRs 之间的表达比例,肿瘤样品可以分为两组。我们发现了与淋巴传播相关的 miRNA 表达特征,特别是在俄罗斯患者队列中。许多这些 miRNA 在致癌转化或肿瘤抑制方面是众所周知的参与者。需要进一步的扩展抽样实验研究来验证这些结果。N1-miRs的表达水平彼此高度相关(N0-miRs也是如此),N0-miRs和N1-miRs的表达水平呈反相关。根据 N0-miRs 和 N1-miRs 之间的表达比例,肿瘤样品可以分为两组。我们发现了与淋巴传播相关的 miRNA 表达特征,特别是在俄罗斯患者队列中。许多这些 miRNA 在致癌转化或肿瘤抑制方面是众所周知的参与者。需要进一步的扩展抽样实验研究来验证这些结果。N1-miRs的表达水平彼此高度相关(N0-miRs也是如此),N0-miRs和N1-miRs的表达水平呈反相关。根据 N0-miRs 和 N1-miRs 之间的表达比例,肿瘤样品可以分为两组。我们发现了与淋巴传播相关的 miRNA 表达特征,特别是在俄罗斯患者队列中。许多这些 miRNA 在致癌转化或肿瘤抑制方面是众所周知的参与者。需要进一步的扩展抽样实验研究来验证这些结果。特别是在俄罗斯患者群体中。许多这些 miRNA 在致癌转化或肿瘤抑制方面是众所周知的参与者。需要进一步的扩展抽样实验研究来验证这些结果。特别是在俄罗斯患者群体中。许多这些 miRNA 在致癌转化或肿瘤抑制方面是众所周知的参与者。需要进一步的扩展抽样实验研究来验证这些结果。
更新日期:2020-09-20
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