目的观察5-磷酸二酯酶(5-phosphodiesterase,PDE5)抑制剂他达拉非对伴有感音神经性聋性勃起功能障碍患者听功能疗效的影响。方法38例患者(60耳)给予PDE5抑制剂(选用他达拉非Tadalafil Eli Lilly Nederland B.V生产,国药准字H20170286)10...目的观察5-磷酸二酯酶(5-phosphodiesterase,PDE5)抑制剂他达拉非对伴有感音神经性聋性勃起功能障碍患者听功能疗效的影响。方法38例患者(60耳)给予PDE5抑制剂(选用他达拉非Tadalafil Eli Lilly Nederland B.V生产,国药准字H20170286)10 mg口服,性生活前1 h服用,以连续治疗2周为1个疗程。在治疗前和治疗2周后用纯音测听测试患者的听力。结果PDE5抑制剂在治疗伴有感音神经性聋的勃起功能障碍患者前后60耳感音神经性聋患者中治疗总有效率高达83.33%,轻度聋患者治疗有效率为100%,中度聋患者92.3%治疗有效,重度聋患者治疗有效率为80%,极重度聋患者有50%治疗有效。38例感应神经性聋患者服用PDE5抑制剂前后纯音测听频率均值比较治疗前(64.5±5.2)dB HL,治疗后(42.3±3.4)dB HL,差异有统计学意义(P<0.01)。结论PDE5抑制剂在改善勃起功能障碍伴感音神经性聋患者勃起功能的同时,对感音神经性聋也有一定的治疗效果,尤其在改善轻度、中度感音神经性聋患者听功能、耳鸣症状方面具有显著的效果,PDE5抑制剂可能成为治疗或保护感音神经性聋的一种潜在的药物。展开更多
Nano-silver and waterborne polyurethane(WPU)composite emulsion was synthesized.The average diameter of silver nanoparticles(SNPs)was about 20 nm,and the average diameter of WPU was 101.32 nm.The anti-bacteria finishin...Nano-silver and waterborne polyurethane(WPU)composite emulsion was synthesized.The average diameter of silver nanoparticles(SNPs)was about 20 nm,and the average diameter of WPU was 101.32 nm.The anti-bacteria finishing of a polypropylene non-woven fabric(NWF)was carried out by ultraviolet finishing technology and the double dipping twin-roll method.The standard AATCC100 was used to test the antimicrobial activity of the samples.The results showed that the antimicrobial rates of Klebsiella pneumoniae(K.pneumoniae)and Staphylococcus aureus(S.aureus)were above 90%,which indicated that the NWF finishing had good antimicrobial activity.In addition,the thermal stability,mechanical properties,whiteness and contact angle of antimicrobial finishing nonwovens were characterized.The results showed that the performance of antimicrobial nonwovens was stable at 300℃.The breaking strength was better than that of untreated nonwovens,and the contact angle reached 119.1°.展开更多
文摘目的观察5-磷酸二酯酶(5-phosphodiesterase,PDE5)抑制剂他达拉非对伴有感音神经性聋性勃起功能障碍患者听功能疗效的影响。方法38例患者(60耳)给予PDE5抑制剂(选用他达拉非Tadalafil Eli Lilly Nederland B.V生产,国药准字H20170286)10 mg口服,性生活前1 h服用,以连续治疗2周为1个疗程。在治疗前和治疗2周后用纯音测听测试患者的听力。结果PDE5抑制剂在治疗伴有感音神经性聋的勃起功能障碍患者前后60耳感音神经性聋患者中治疗总有效率高达83.33%,轻度聋患者治疗有效率为100%,中度聋患者92.3%治疗有效,重度聋患者治疗有效率为80%,极重度聋患者有50%治疗有效。38例感应神经性聋患者服用PDE5抑制剂前后纯音测听频率均值比较治疗前(64.5±5.2)dB HL,治疗后(42.3±3.4)dB HL,差异有统计学意义(P<0.01)。结论PDE5抑制剂在改善勃起功能障碍伴感音神经性聋患者勃起功能的同时,对感音神经性聋也有一定的治疗效果,尤其在改善轻度、中度感音神经性聋患者听功能、耳鸣症状方面具有显著的效果,PDE5抑制剂可能成为治疗或保护感音神经性聋的一种潜在的药物。
基金National Natural Science Foundation of China(Regional Fund)(No.51863020)
文摘Nano-silver and waterborne polyurethane(WPU)composite emulsion was synthesized.The average diameter of silver nanoparticles(SNPs)was about 20 nm,and the average diameter of WPU was 101.32 nm.The anti-bacteria finishing of a polypropylene non-woven fabric(NWF)was carried out by ultraviolet finishing technology and the double dipping twin-roll method.The standard AATCC100 was used to test the antimicrobial activity of the samples.The results showed that the antimicrobial rates of Klebsiella pneumoniae(K.pneumoniae)and Staphylococcus aureus(S.aureus)were above 90%,which indicated that the NWF finishing had good antimicrobial activity.In addition,the thermal stability,mechanical properties,whiteness and contact angle of antimicrobial finishing nonwovens were characterized.The results showed that the performance of antimicrobial nonwovens was stable at 300℃.The breaking strength was better than that of untreated nonwovens,and the contact angle reached 119.1°.