近日,支付卡行业安全标准委员会（PCI SSC：Payment Card Industry Security Standards Council）正式发布PCI数据安全标准（DSS：Payment Card Industry Data Security Standard）最新版本v3.2。PCIDSS v3.2版本将替换之前的v3.1版本,...近日,支付卡行业安全标准委员会（PCI SSC：Payment Card Industry Security Standards Council）正式发布PCI数据安全标准（DSS：Payment Card Industry Data Security Standard）最新版本v3.2。PCIDSS v3.2版本将替换之前的v3.1版本,此次标准更新依据全球700多家参与机构提交的反馈以及支付受理方式变化引发的数据泄露情况报告等数据做出,旨在应对客户支付信息面临的日益增长的安全威胁。完整的PCI DSSv3.2版本以及更新说明可访问PCI SSC官网查看。新版本中关于安全要求内容的主要变更,展开更多
Plasticity of cerebellar Purkinje cells(PC)is influenced by progeste rone via the classical progeste rone receptors PR-A and PR-B by stimulating dendritogenesis,spinogenesis,and synaptogenesis in these cells.Dissociat...Plasticity of cerebellar Purkinje cells(PC)is influenced by progeste rone via the classical progeste rone receptors PR-A and PR-B by stimulating dendritogenesis,spinogenesis,and synaptogenesis in these cells.Dissociated PC cultures were used to analyze progeste rone effects at a molecular level on the voltage-gated T-type-Ca^(2+)-channels Ca_(v)3.1,Ca_(v)3.2,and Ca_(v)3.3 as they helped determine neuronal plasticity by regulating Ca^(2+)-influx in neuronal cells.The results showed direct effects of progesterone on the mRNA expression of T-type-Ca^(2+)-channels,as well as on the protein kinases A and C being involved in downstream signaling pathways that play an important role in neuronal plasticity.For the mRNA expression studies of T-type-Ca^(2+)-channels and protein kinases of the signaling cascade,laser microdissection and purified PC cultures of diffe rent maturation stages were used.Immunohistochemical staining was also performed to characte rize the localization of T-type-Ca^(2+)-channels in PC.Expe rimental progesterone treatment was performed on the purified PC culture for 24 and 48 hours.Our results show that progesterone increases the expression of Ca_(v)3.1 and Ca_(v)3.3 and associated protein kinases A and Cin PC at the mRNA level within 48 hours after treatment at latest.These effects extend the current knowledge of the function of progesterone in the central nervous system and provide an explanatory approach for its influence on neuronal plasticity.展开更多
文摘近日,支付卡行业安全标准委员会（PCI SSC：Payment Card Industry Security Standards Council）正式发布PCI数据安全标准（DSS：Payment Card Industry Data Security Standard）最新版本v3.2。PCIDSS v3.2版本将替换之前的v3.1版本,此次标准更新依据全球700多家参与机构提交的反馈以及支付受理方式变化引发的数据泄露情况报告等数据做出,旨在应对客户支付信息面临的日益增长的安全威胁。完整的PCI DSSv3.2版本以及更新说明可访问PCI SSC官网查看。新版本中关于安全要求内容的主要变更,
文摘Plasticity of cerebellar Purkinje cells(PC)is influenced by progeste rone via the classical progeste rone receptors PR-A and PR-B by stimulating dendritogenesis,spinogenesis,and synaptogenesis in these cells.Dissociated PC cultures were used to analyze progeste rone effects at a molecular level on the voltage-gated T-type-Ca^(2+)-channels Ca_(v)3.1,Ca_(v)3.2,and Ca_(v)3.3 as they helped determine neuronal plasticity by regulating Ca^(2+)-influx in neuronal cells.The results showed direct effects of progesterone on the mRNA expression of T-type-Ca^(2+)-channels,as well as on the protein kinases A and C being involved in downstream signaling pathways that play an important role in neuronal plasticity.For the mRNA expression studies of T-type-Ca^(2+)-channels and protein kinases of the signaling cascade,laser microdissection and purified PC cultures of diffe rent maturation stages were used.Immunohistochemical staining was also performed to characte rize the localization of T-type-Ca^(2+)-channels in PC.Expe rimental progesterone treatment was performed on the purified PC culture for 24 and 48 hours.Our results show that progesterone increases the expression of Ca_(v)3.1 and Ca_(v)3.3 and associated protein kinases A and Cin PC at the mRNA level within 48 hours after treatment at latest.These effects extend the current knowledge of the function of progesterone in the central nervous system and provide an explanatory approach for its influence on neuronal plasticity.
