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Methods: One hundred and sixty SD rats were randomly divided into four groups （40 in each group）, and orally given the medicine with doses of 50, 25, or 12.5 g/kg of crude drug, or with bean oil of 0.5％CMC-Na daily for 26 weeks.

160只SD大鼠，随机分为高、中、低剂量组及空白对照组，雌雄各半，每日灌胃1次，连续给药26周，观察大鼠的一般状况、体重、摄食量和给药13、26周及停药后4周大鼠的血液学、血液生化学、。。。

Methods: One hundred and sixty SD rats were randomly divided into four groups （40 in each group）, and orally given the medicine with doses of 50, 25, or 12.5 g/kg of crude drug, or with bean oil of 0.5％CMC-Na daily for 26 weeks.

目的：观察荭叶心通软胶囊对大鼠的长期毒性。方法： 160只SD大鼠，随机分为高、中、低剂量组及空白对照组，雌雄各半，每日灌胃1

METHODS Anesthetized rats undergone 10min light irradiation on exposed skull after rose bengal injection were pretreated with saline and Dex at 3 doses 12.5, 25, and 50 mg.kg-1, ip, 15 min before ischemia.

采用光化学脑缺血模型，在缺血前15分钟，腹腔注射12.5， 25， 50 mg.kg-1的右美沙芬，观察对损伤区体积、局部脑血流量和bcl-2bax表达的影响。

Their study used doses of kiwi fruit, apple, cherry and banana extracts and exposed them to synthetic stomach conditions (lots of acid, together with pepsin, an enzyme that speeds up digestion).

他们用猕猴桃，苹果，樱桃还有香蕉的提取物放入人工合成的胃内容物之中（包括酸和胃蛋白酶，一种加速消化的酶）。

The chickens in the 3 dose groups of Chinese herbal medicine were fed with the feedstuff respectively containing 0.5%, 1% and 2% compound Chinese herbal medicine, in chemical pigment group, containing 30 mg/kg of carophyll yellow and 10 mg/kg of carphyll red. The test was carried for 4 successive weeks after adaptive period of 4 days. The color of foot and chest skin was compared. The results indicated that compound Chinese herbal medicine at high and middle doses could markedly increase the colors of foot and breast skin(P 0.05), without significant difference between high and middle dose group.

试验3、剂量筛选将筛选出方3分为低、中、高三个剂量。10日龄三黄肉鸡150只，随机分成5组，对照组饲喂基础日粮，中药的3个剂量组分别在日粮中添加0.5％、1％和2％的方3，化学合成色素组添加30 mg╱kg加丽素黄和10 mg／kg加丽素红，适应期4d后连续饲喂4周，比较各组的增色效果。

Methods lymphocytes in culture fluid were treated by supplementing different doses of trichlorfon , then the changes of micronucleus rates were observed .

用不同浓度的敌百虫溶液处理培养中的淋巴细胞，观察其微核率的变化，并用χ 2检验方法做显著性检验。

In this paper, serum thyroid hormones level of the adult rats exposed to decabrominated diphenyl ether（BDE-209） at different doses was determined and the influence of BDE-209 to thyroid hormones was studied preliminarily. The dose dependent relationships between THs and BDE-209 concentrations were studied.

论文建立了十溴联苯醚（BDE-209）暴露剂量的成年大鼠模型，测定了不同暴露剂量的实验动物血清甲状腺激素（Thyroid hormones，THs）水平，初步研究了PBDEs污染物对生物体甲状腺激素的影响。

Materials and Methods: From January 2005 to December 2006, patients diagnosed with keloid were selected to receive six doses of pulsed dye laser therapy. Clinical assessments were evaluated before and 1 month after the laser therapy. Keloid tissue samples were also collected before and 1 month after laser therapy. Laboratory analysis included immunohistochemical staining of TGF-β and phosphorylated Smad2, and real-time PCR of Smad2 mRNA.

材料与方法：在西元2005年至2006年间，10个有keloid的病人在签署同意书之后，接受6次染料雷射的治疗，在雷射治疗前以及之后一个月，接受临床表现的评估和部分keloid组织切除，执行TGF-β和Smad2蛋白的免疫染色分析，和Smad2的mRNA定量分析。

METHODS: The animal model of ACD was induced by DNFB. The effects of different doses of Gen on mouse ear swelling,body weight, histopathological changes in mouse ear skin, thymus index and spleen index were observed.

建立二硝基氟苯诱发的小鼠ACD模型，观测不同剂量Gen对小鼠耳廓肿胀程度、鼠耳皮肤组织病理变化、体重及胸腺指数、脾指数的影响。

METHODS: Animal model of calcium oxalate nephrolithiasis was established by administration of 2.5% ethylene glycol+2.5% ammonium chloride 2mL two doses daily to adult male Sprague-Dawley rats in company with restriction of drinking water intake for 4 weeks.

采用定量灌胃2.5%乙二醇＋2.5%氯化铵（4mL/d，分2次给予）并控制饮水4周诱导建立草酸钙肾结石大鼠模型。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。