Spermatogenesis is a complex process in which spermatogonial stem cells differentiate and develop into mature spermatozoa.The transcriptional regulatory network involved in fish spermatogenesis remains poorly understo...Spermatogenesis is a complex process in which spermatogonial stem cells differentiate and develop into mature spermatozoa.The transcriptional regulatory network involved in fish spermatogenesis remains poorly understood.Here,we demonstrate in Nile tilapia that the Sox transcription factor family member Sox30 is specifically expressed in the testes and mainly localizes to spermatocytes and spermatids.CRISPR/Cas9-mediated sox30 mutation results in abnormal spermiogenesis,reduction of sperm motility,and male subfertility.Comparative transcriptome analysis shows that sox30 mutation alters the expression of genes involved in spermatogenesis.Further chromatin immunoprecipitation followed by high-throughput sequencing(Ch IP-seq),Ch IP-PCR,and luciferase reporter assays revealed that Sox30 positively regulates the transcription of ift140 and ptprb,two genes involved in spermiogenesis,by directly binding to their promoters.Our data,taken together,indicate that Sox30 plays an essential role in Nile tilapia spermatogenesis by directly regulating the transcription of the spermiogenesis-related genes ift140 and ptprb.展开更多
目的:探讨新发现的抑癌基因SRY盒包含基因30(SOX30)在结直肠癌中的表达及甲基化变化。方法:用逆转录PCR(RTPCR)检测结直肠癌细胞株(HCT8、HCT116和SW480)中SOX30 m RNA的表达,利用去甲基化药物5-Aza-Cd R处理结直肠癌细胞株72h后检测SO...目的:探讨新发现的抑癌基因SRY盒包含基因30(SOX30)在结直肠癌中的表达及甲基化变化。方法:用逆转录PCR(RTPCR)检测结直肠癌细胞株(HCT8、HCT116和SW480)中SOX30 m RNA的表达,利用去甲基化药物5-Aza-Cd R处理结直肠癌细胞株72h后检测SOX30基因高甲基化与其表达调控的关系。应用甲基化特异性PCR(MSP)检测上述3株结直肠癌细胞株及54例结直肠肿瘤组织和10例癌旁组织SOX30基因的甲基化发生情况,通过硫化测序PCR(BSP)验证结直肠癌组织和癌旁组织SOX30基因的甲基化改变,并对甲基化情况与结直肠癌患者病理特征进行相关性分析。结果:SOX30 m RNA在上述3株结直肠癌细胞株中表达与对照组相比均较低,且均发生明显高甲基化;去甲基化药物处理上述3株细胞株后,SOX30 m RNA的表达明显得到恢复。SOX30基因在大部分结直肠癌组织中均呈现高甲基化状态,甲基化发生率为79.6%(43/54);而在相应的癌旁组织中甲基化检出率较低,仅为20%(2/10)。对结直肠癌患者中SOX30基因甲基化与其临床病理学资料进行相关性分析发现,SOX30基因高甲基化与患者的肿瘤病理分型显著相关(P=0.045),而与患者的性别、年龄、吸烟与否、TNM分期和Ducks分期无显著相关性(P均>0.05)。结论:SOX30基因在结直肠癌中发生明显高甲基化修饰改变,其基因表达水平明显下调,而且其甲基化修饰率与患者肿瘤病理分型相关,提示SOX30可能在结直肠癌的发生过程中起重要作用。展开更多
SRY-box transcription factor 30(SOX30)participates in tumor cell apoptosis in lung cancer.The occurrence of somatic SOX30 mutations,the expression signature of SOX30 in normal and cancer tissues,the correlation of SOX...SRY-box transcription factor 30(SOX30)participates in tumor cell apoptosis in lung cancer.The occurrence of somatic SOX30 mutations,the expression signature of SOX30 in normal and cancer tissues,the correlation of SOX30 with immune cells and immune-related genes,and the clinical significance of SOX30 in various cancers have stimulated interest in SOX30 as a potential cancer biomarker.SOX30 influences drug sensitivity and tumor immunity in specific cancer types.In this review,we have comprehensively summarized the latest research on the role of SOX30 in cancer by combining bioinformatics evidence and a literature review.We summarize recent research on SOX30 in cancer regarding somatic mutations,trials,transcriptome analysis,clinical information,and SOX30-mediated regulation of malignant phenotypes.Additionally,we report on the diagnostic value of SOX30 mRNA expression levels across different cancer types.This review on the role of SOX30 in cancer progression may provide insights into possible research directions for SOX30 in cancer and a theoretical basis for guiding future studies.展开更多
基金supported by grants from the National Natural Science Foundation of China (31772831 and 31302170, 31861123001)the National Key Research and Development Program of China (2018YFD0900202)
文摘Spermatogenesis is a complex process in which spermatogonial stem cells differentiate and develop into mature spermatozoa.The transcriptional regulatory network involved in fish spermatogenesis remains poorly understood.Here,we demonstrate in Nile tilapia that the Sox transcription factor family member Sox30 is specifically expressed in the testes and mainly localizes to spermatocytes and spermatids.CRISPR/Cas9-mediated sox30 mutation results in abnormal spermiogenesis,reduction of sperm motility,and male subfertility.Comparative transcriptome analysis shows that sox30 mutation alters the expression of genes involved in spermatogenesis.Further chromatin immunoprecipitation followed by high-throughput sequencing(Ch IP-seq),Ch IP-PCR,and luciferase reporter assays revealed that Sox30 positively regulates the transcription of ift140 and ptprb,two genes involved in spermiogenesis,by directly binding to their promoters.Our data,taken together,indicate that Sox30 plays an essential role in Nile tilapia spermatogenesis by directly regulating the transcription of the spermiogenesis-related genes ift140 and ptprb.
文摘目的:探讨新发现的抑癌基因SRY盒包含基因30(SOX30)在结直肠癌中的表达及甲基化变化。方法:用逆转录PCR(RTPCR)检测结直肠癌细胞株(HCT8、HCT116和SW480)中SOX30 m RNA的表达,利用去甲基化药物5-Aza-Cd R处理结直肠癌细胞株72h后检测SOX30基因高甲基化与其表达调控的关系。应用甲基化特异性PCR(MSP)检测上述3株结直肠癌细胞株及54例结直肠肿瘤组织和10例癌旁组织SOX30基因的甲基化发生情况,通过硫化测序PCR(BSP)验证结直肠癌组织和癌旁组织SOX30基因的甲基化改变,并对甲基化情况与结直肠癌患者病理特征进行相关性分析。结果:SOX30 m RNA在上述3株结直肠癌细胞株中表达与对照组相比均较低,且均发生明显高甲基化;去甲基化药物处理上述3株细胞株后,SOX30 m RNA的表达明显得到恢复。SOX30基因在大部分结直肠癌组织中均呈现高甲基化状态,甲基化发生率为79.6%(43/54);而在相应的癌旁组织中甲基化检出率较低,仅为20%(2/10)。对结直肠癌患者中SOX30基因甲基化与其临床病理学资料进行相关性分析发现,SOX30基因高甲基化与患者的肿瘤病理分型显著相关(P=0.045),而与患者的性别、年龄、吸烟与否、TNM分期和Ducks分期无显著相关性(P均>0.05)。结论:SOX30基因在结直肠癌中发生明显高甲基化修饰改变,其基因表达水平明显下调,而且其甲基化修饰率与患者肿瘤病理分型相关,提示SOX30可能在结直肠癌的发生过程中起重要作用。
基金Chongqing Key Project of Technology Innovation and Application Development,Grant/Award Number:CSTB2022TIAD-KPX0168Chongqing Talents Project,Grant/Award Number:414Z393+1 种基金National Natural Science Foundation of China,Grant/Award Number:82203840Chongqing Natural Science Foundation,Grant/Award Number:CSTB2023NSCQ-MSX1040。
文摘SRY-box transcription factor 30(SOX30)participates in tumor cell apoptosis in lung cancer.The occurrence of somatic SOX30 mutations,the expression signature of SOX30 in normal and cancer tissues,the correlation of SOX30 with immune cells and immune-related genes,and the clinical significance of SOX30 in various cancers have stimulated interest in SOX30 as a potential cancer biomarker.SOX30 influences drug sensitivity and tumor immunity in specific cancer types.In this review,we have comprehensively summarized the latest research on the role of SOX30 in cancer by combining bioinformatics evidence and a literature review.We summarize recent research on SOX30 in cancer regarding somatic mutations,trials,transcriptome analysis,clinical information,and SOX30-mediated regulation of malignant phenotypes.Additionally,we report on the diagnostic value of SOX30 mRNA expression levels across different cancer types.This review on the role of SOX30 in cancer progression may provide insights into possible research directions for SOX30 in cancer and a theoretical basis for guiding future studies.
