Eucotylidae is a family of microphalloid digeneans parasitising as adults in the urinary system of birds.There are few molecular data on members of this family,and phylogenetic relationships of its genera and species ...Eucotylidae is a family of microphalloid digeneans parasitising as adults in the urinary system of birds.There are few molecular data on members of this family,and phylogenetic relationships of its genera and species are still unclear.Here we present new morphological and molecular data on a eucotylid species Tanaisia atra(Nezlobinsky,1926).Specimens of T.atra were found in Eurasian Coot Fulica atra Linnaeus,1758 in European and Asian parts of Russia and examined using optical and SEM microscopy and molecular techniques.We report the presence of a well-developed cirrus sac and different types of tegumental scales in this species for the first time.All molecular markers used in our study(ITS2 region,28S rRNA and cox1gene)indicate that T.atra isolates from European and Asian parts of Russia are conspecific.In phylograms based on ITS2 region and 28S rRNA gene sequences,T.atra clustered with other Tanaisia spp.展开更多
目的探讨全反式维甲酸(all-trans retinoic ac id,ATRA)联合三羟异黄酮(Gen iste in)抑制肺癌细胞的增殖和促进其凋亡的作用。方法采用不同剂量ATRA、Gen iste in及两者联合处理人肺腺癌细胞株A549,观察A549细胞生长情况并运用MTT法检...目的探讨全反式维甲酸(all-trans retinoic ac id,ATRA)联合三羟异黄酮(Gen iste in)抑制肺癌细胞的增殖和促进其凋亡的作用。方法采用不同剂量ATRA、Gen iste in及两者联合处理人肺腺癌细胞株A549,观察A549细胞生长情况并运用MTT法检测其生长抑制情况,流式细胞仪进行细胞周期分析及凋亡率检测。结果A549肺癌细胞经ATRA、Gen iste in及两者联合处理后,细胞增殖能力明显下降,更多的细胞被阻滞于G2/M期,细胞凋亡明显增加,其中以两者联合用药最为显著。结论ATRA联合Gen iste in能协同抑制肺癌A549细胞的恶性增殖并促进其凋亡。展开更多
基金supported by the Russian Ministry of Science and Higher Education FFER-2024-0027。
文摘Eucotylidae is a family of microphalloid digeneans parasitising as adults in the urinary system of birds.There are few molecular data on members of this family,and phylogenetic relationships of its genera and species are still unclear.Here we present new morphological and molecular data on a eucotylid species Tanaisia atra(Nezlobinsky,1926).Specimens of T.atra were found in Eurasian Coot Fulica atra Linnaeus,1758 in European and Asian parts of Russia and examined using optical and SEM microscopy and molecular techniques.We report the presence of a well-developed cirrus sac and different types of tegumental scales in this species for the first time.All molecular markers used in our study(ITS2 region,28S rRNA and cox1gene)indicate that T.atra isolates from European and Asian parts of Russia are conspecific.In phylograms based on ITS2 region and 28S rRNA gene sequences,T.atra clustered with other Tanaisia spp.
文摘目的探讨全反式维甲酸(all-trans retinoic ac id,ATRA)联合三羟异黄酮(Gen iste in)抑制肺癌细胞的增殖和促进其凋亡的作用。方法采用不同剂量ATRA、Gen iste in及两者联合处理人肺腺癌细胞株A549,观察A549细胞生长情况并运用MTT法检测其生长抑制情况,流式细胞仪进行细胞周期分析及凋亡率检测。结果A549肺癌细胞经ATRA、Gen iste in及两者联合处理后,细胞增殖能力明显下降,更多的细胞被阻滞于G2/M期,细胞凋亡明显增加,其中以两者联合用药最为显著。结论ATRA联合Gen iste in能协同抑制肺癌A549细胞的恶性增殖并促进其凋亡。
