Antennae surface structure and morphological characters of male and female Dendroctonus armandi were observed with scanning electron microscope(SEM).The results indicated that there were not obvious differences betwee...Antennae surface structure and morphological characters of male and female Dendroctonus armandi were observed with scanning electron microscope(SEM).The results indicated that there were not obvious differences between structure and morphology of male and female.Most of the sensilla were distributed on the club of the antenna that occupied 90.3%,while only 7.4% and 2.3% on scape and funicle.All of the sensilla could be categorized 5 types:sensilla trichodea,sensilla chaeticum,zigzag sensilla,sensilla basiconicum,and bud-shaped sensilla,of which sensilla trichodea and sensilla basiconicum were dominant sensilla types and mainly distributed on the club,zigzag sensilla were secondly number and mainly distributed on the scape and funicle,and only a few on the funicle,while sensilla basiconicum and bud-shaped sensilla were the least number,only 1～3.Sensilla basiconicum distributed on connection between the scape and the first funicle,but bud shape sensilla mainly distributed on the end of scape or the tip of club.展开更多
目的通过频域光学相干断层扫描观察特发性黄斑裂孔患者手术前后光感受器内外节的变化,并探讨其与视力预后的关系。方法前瞻性对比分析28例(30眼)确诊并氉接受玻璃体手术治疗的特发性黄斑裂孔患者的临床资料,分别记录手术前后的最佳矫正...目的通过频域光学相干断层扫描观察特发性黄斑裂孔患者手术前后光感受器内外节的变化,并探讨其与视力预后的关系。方法前瞻性对比分析28例(30眼)确诊并氉接受玻璃体手术治疗的特发性黄斑裂孔患者的临床资料,分别记录手术前后的最佳矫正视力(转换成LogMAR视力)和水平方向上光感受器内外节缺失区直径(diameter of IS/OS absence,DIOA),分析两者的相关性。结果术后22眼黄斑裂孔闭合,裂孔封闭率为73.3%。术前LogMAR视力为0.99±0.37,术后12个月为0.75±0.46,差异有统计学意义(t=5.37,P<0.05)。术前DIOA为551～2900(1945.57±609.33)μm,术后12个月为412～2811(1357.07±772.67)μm,术后较术前明显降低,差异有统计学意义(t=3.31,P<0.05)。经Spearman相关分析,手术前后LogMAR视力与DIOA之间均具有显著正相关性(r=0.895、0.921,均为P<0.01)。结论特发性黄斑裂孔患者LogMAR视力与手术前后DIOA具有明显正相关性,DIOA是评估患者视力预后的重要因素。展开更多
目的观察不同温度艾灸热刺激对高脂血症大鼠血脂及背根神经节瞬时感受器电位香草酸受体1(TRPV1)m RNA表达的影响,验证艾灸调脂疗效与激活TRPV1相关。方法采用高脂饲料喂养制作高脂血症大鼠模型。将60只SD大鼠随机分为正常组、模型组、3...目的观察不同温度艾灸热刺激对高脂血症大鼠血脂及背根神经节瞬时感受器电位香草酸受体1(TRPV1)m RNA表达的影响,验证艾灸调脂疗效与激活TRPV1相关。方法采用高脂饲料喂养制作高脂血症大鼠模型。将60只SD大鼠随机分为正常组、模型组、38℃艾灸组和45℃艾灸组,每组15只。38℃艾灸组和45℃艾灸组均取"神阙"和双侧"足三里",每穴艾灸10 min/次,隔日1次,连续4周。干预结束后取血,氧化酶法检测血清胆固醇、三酰甘油、低密度脂蛋白胆固醇、高密度脂蛋白胆固醇含量;取背根神经节组织,实时荧光定量PCR检测TRPV1 m RNA表达。结果与模型组比较,艾灸组血脂指标均得到不同程度的调整,45℃艾灸组差异有统计学意义(P<0.05,P<0.01),且45℃艾灸组与38℃艾灸组比较差异有统计学意义(P<0.01);45℃艾灸组较其他3组背根神经节TRPV1 m RNA表达差异均有统计学意义(P<0.01)。结论艾灸调脂疗效与艾灸激活TRPV1相关。展开更多
文摘Antennae surface structure and morphological characters of male and female Dendroctonus armandi were observed with scanning electron microscope(SEM).The results indicated that there were not obvious differences between structure and morphology of male and female.Most of the sensilla were distributed on the club of the antenna that occupied 90.3%,while only 7.4% and 2.3% on scape and funicle.All of the sensilla could be categorized 5 types:sensilla trichodea,sensilla chaeticum,zigzag sensilla,sensilla basiconicum,and bud-shaped sensilla,of which sensilla trichodea and sensilla basiconicum were dominant sensilla types and mainly distributed on the club,zigzag sensilla were secondly number and mainly distributed on the scape and funicle,and only a few on the funicle,while sensilla basiconicum and bud-shaped sensilla were the least number,only 1～3.Sensilla basiconicum distributed on connection between the scape and the first funicle,but bud shape sensilla mainly distributed on the end of scape or the tip of club.
文摘目的通过频域光学相干断层扫描观察特发性黄斑裂孔患者手术前后光感受器内外节的变化,并探讨其与视力预后的关系。方法前瞻性对比分析28例(30眼)确诊并氉接受玻璃体手术治疗的特发性黄斑裂孔患者的临床资料,分别记录手术前后的最佳矫正视力(转换成LogMAR视力)和水平方向上光感受器内外节缺失区直径(diameter of IS/OS absence,DIOA),分析两者的相关性。结果术后22眼黄斑裂孔闭合,裂孔封闭率为73.3%。术前LogMAR视力为0.99±0.37,术后12个月为0.75±0.46,差异有统计学意义(t=5.37,P<0.05)。术前DIOA为551～2900(1945.57±609.33)μm,术后12个月为412～2811(1357.07±772.67)μm,术后较术前明显降低,差异有统计学意义(t=3.31,P<0.05)。经Spearman相关分析,手术前后LogMAR视力与DIOA之间均具有显著正相关性(r=0.895、0.921,均为P<0.01)。结论特发性黄斑裂孔患者LogMAR视力与手术前后DIOA具有明显正相关性,DIOA是评估患者视力预后的重要因素。
文摘目的观察不同温度艾灸热刺激对高脂血症大鼠血脂及背根神经节瞬时感受器电位香草酸受体1(TRPV1)m RNA表达的影响,验证艾灸调脂疗效与激活TRPV1相关。方法采用高脂饲料喂养制作高脂血症大鼠模型。将60只SD大鼠随机分为正常组、模型组、38℃艾灸组和45℃艾灸组,每组15只。38℃艾灸组和45℃艾灸组均取"神阙"和双侧"足三里",每穴艾灸10 min/次,隔日1次,连续4周。干预结束后取血,氧化酶法检测血清胆固醇、三酰甘油、低密度脂蛋白胆固醇、高密度脂蛋白胆固醇含量;取背根神经节组织,实时荧光定量PCR检测TRPV1 m RNA表达。结果与模型组比较,艾灸组血脂指标均得到不同程度的调整,45℃艾灸组差异有统计学意义(P<0.05,P<0.01),且45℃艾灸组与38℃艾灸组比较差异有统计学意义(P<0.01);45℃艾灸组较其他3组背根神经节TRPV1 m RNA表达差异均有统计学意义(P<0.01)。结论艾灸调脂疗效与艾灸激活TRPV1相关。
