Results 81 to 90 of about 425,347 (115)

云宝生发灵的致突变性及皮肤变态反应研究

open access: yes, 1995
云宝生发灵是由多种天然中草药经现代植物化学手段提取、精制而成的育发剂,其一般毒性实验结果表明,小鼠经口LD_(50)雌性为7940mg/kg,雄性为5840mg/kg,家兔皮肤急性刺激和多次刺激试验结果均未见刺激性,对眼睛有轻度刺激性。为进一步了解云宝生发灵有无致突变性及致敏性,我们进行了Ames试验、小鼠骨髓嗜多染红细胞微核试验 ...
陈新民   +1 more
core  

Development of Phonetic Radical Neighborhood Effect and Consistency Effect in Chinese Character Naming

open access: yes, 2011
目的:通过研究小学儿童声旁家族效应与一致性效应来探究儿童汉字阅读发展的机制。方法:同时调节汉字材料的声旁家族大小和一致性高低,对小学一、三、五年级儿童采用单字命名任务,并记录反应时以及错误率。结果:声旁家族与一致性的主效应不显著,但五年级儿童的家族效应显著,声旁家族越大,抑制作用越明显;在低一致性条件下,三个年级均表现出抑制性的家族效应;而在高一致性条件下,三个年级的家族效应表现出促进作用的趋势。一致性效应体现在五年级儿童的命名错误率上,被试对高一致性汉字命名的错误率显著低于低一致性汉字 ...
赵婧, 毕鸿燕, 王艳梅
core  

[Analysis of influencing factors for the occurrence of transient hypernatremia in patients with extremely severe burns]. [PDF]

open access: yesZhonghua Shao Shang Yu Chuang Mian Xiu Fu Za Zhi
Zhang Y   +5 more
europepmc   +1 more source

[Advances on limb reconstruction technology for bone infection]. [PDF]

open access: yesZhongguo Xiu Fu Chong Jian Wai Ke Za Zhi
Su Z, Xie Z.
europepmc   +1 more source

[A simulation study of photothermal effects in transcranial photobiomodulation]. [PDF]

open access: yesSheng Wu Yi Xue Gong Cheng Xue Za Zhi
Liu X   +6 more
europepmc   +1 more source

[Recent advances in application of venous superdrainage in perforator flaps]. [PDF]

open access: yesZhongguo Xiu Fu Chong Jian Wai Ke Za Zhi
He A, Ba L, Wei Z.
europepmc   +1 more source

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