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观察藤黄霖对微波辐照诱发的大鼠学习记忆能力及精子损伤的防护作用。方法 清洁级雄性SD大鼠40只,随机分为正常对照(CON)组,辐照(RAD)组、安多霖(ADL)组和藤黄霖(THL)组,每组10只。照射前灌胃给药(安多霖12g·kg-1·d-1,藤黄霖1g·kg-1·d-1,正常对照组和辐照组给予等体积蒸馏水),1次/d,连续给药7d,而RAD组、ADL组和THL组大鼠经功率密度为30mW/cm2的...
探讨模拟航空正加速度(+10Gz)暴露下大鼠肝组织中NF-κB的表达情况及其意义。方法 健康成年雄性SD大鼠24只,随机均分为对照组及实验A、B、C组,后3组分别在+10Gz加速度下验离心作用0.5、24、48h。实验结束后采血检测血清天冬氨酸转氨酶(AST)、丙氨酸转氨酶(ALT)水平;取大鼠肝组织,采用Western blotting和免疫组化染色检测NF-κB的表达。结果 离心作用结束后,与...
观察Toll样受体5激动剂CBLB502对7.0Gy 60Co γ射线全身照射恒河猴的辐射防护作用。方法 30只健康成年恒河猴分为对症治疗组、WR-2721(辐射防护剂氨磷汀)组和CBLB502 2.5、10、40μg/kg组,每组6只。所有动物均用60Co γ射线放射源一次全身双侧照射7.0Gy(剂量率13.00~13.52cGy/min)。CBLB502 给药剂量为2.5、10和40μg/ k...
The Application of Unconventional PET Tracers in Nuclear Medicine
Nuclear medicine PET tracer Gallium Copper Tc-94m
2009/11/24
The production and application of PET tracers has been a unique step in the progress of nuclear medicine in last two decades. The most important PET tracers include F-18, C-11 and N-13 radioisotopes a...
Comparison of Outcomes for Posterior Lumbar Interbody Fusion (PLIF) between Spinal Block Bullet and Fusion Cages
bullet cage fusion cage posterior interbody fusion segmental motion
2008/12/5
Background: Spinal block bullet cages are considered interbody spacers rather than providing a scaffold, into which osteoinductive or osteoconductive materials could be placed. On the other hand, holl...