月龄

20%、35%限食组雄鼠两个月龄时血清睾酮、促黄体生成素含量降低（P＜0.05）；

20 % and 35 % dietary energy restriction decreased the serum testosterone and luteinizing hormone concentration of two month old rats .

不同月龄兔半月板通道系统的扫描电镜（SEM）研究

SEM research on menisci channel system of rabbits

正常5月龄SD大鼠空间学习记忆行为观察

Observation on the spatial learning and memory in rats

10月龄Wistar雌性大鼠50只，体质量（350±20）g。

The healthy Wistar female rats aged 10 months , weighing ( 350 ± 20 ) g.

目的：了解正常5月龄SD大鼠空间学习记忆行为的变化规律。

Objectives : To study the laws of the spatial learning and memory in rats .

方法：将Wistar雌性大鼠分成正常、2月龄、3月龄和8月龄4个组。

Methods : Wistar female rats were divided into normal and operation groups .

两针刺组均有上调8月龄SAMP10脑CaNmRNA表达的趋势。

Both acupuncture groups have the capacity of helping to up-regulate the abnormal expression of CaN mRNA in 8-month-old SAMP 10 .

下肢运动月龄：在12个月，C组最高，B组次之，D组再次，A组最低。

Low limb motor function : at 12 month , group C was the highest , then group B , then group D , group A was the lowest .

定量分析树突野总长度，1周龄和1月龄的TNF低浓度组与对照组和TNF高浓度组相比有显著性差异。

There was significant difference in total length of dendritic field in low does group as compared with the other groups .

方法APP转基因小鼠从4~10月龄灌胃给予参乌胶囊。

Methods APP transgenic mice were administered intragastrically by Shen-wu capsule or water from 4 to 10 months old .

另一批未处理的APP转基因小鼠饲养至10月龄开始灌胃给予TSG6个月。

For un-treated 10 months APP Tg mice , TSG were administrated to them from 10 to 16 months old .

目的研究不同月龄Wistar大鼠肝Ⅰ、Ⅲ型胶原的形态计量的差异。

Objective To study the morphometric difference of collagen ⅰ,ⅲ of Wistar rat livers in different age groups .

6～8月龄Beagle犬的生理、生化参数检测

Determination of Physiological and Biochemical Data in 6-8 Month Old Beagle Dogs

结果：衰老大鼠胸腺体重指数及il-2、il-4明显下降，il-6水平升高，并且变化与月龄有关；

Results : the aged rats : il-2 ? Il-4and thymus-weight index are remarkably down , il-6are up .

1～6月龄TX小鼠铜代谢和肝损害情况研究

Copper Metabolism and Liver Damage of 1-6 Month Old TX Mouse

方法：分离培养水囊引产4~5个月龄胎儿来源的骨髓MSC和脐血CD34+造血干/祖细胞（HSC），作为供体细胞。

Methods : Human bone marrow derived MSC and HSC were used as the donor .

目的观察胰岛不同月龄组大鼠胰岛A和B细胞的分布规律，为临床胰岛细胞移植手术的成功开展提供参考。

Objective To observe the distributed pattern of the islet A and B cells in rats of varying months , and provide a reference for the success of the islet cell transplantation .

方法随机选取409只对不同月龄自繁食蟹猴，采用BVELISA法进行BV抗体监测。

Method BV antibodies of 409 captive-bred cynomolgus monkeys selected randomly were monitored strictly with BV ELISA .

方法取2月龄SD大鼠胫骨和股骨骨髓进行体外培养。

Methods Bone marrow was collected from femur and tibia of 2 month old male SD rats and seeded in cell culture flask .

和5月龄鼠比较，13、24月龄鼠的探索活动明显降低（P＜0.01），且24月龄鼠丧失了对新环境探索而形成习惯的特征。

The exploration was significantly lower in 13 and 24 months old than that in 5 months old ( P < 0.1 ), especially , 24 months old mice lost the habituation to novel environment .

方法以~（60）Co照射SD大鼠建立急性脑老化模型（简称模型组），5月龄SD大鼠作为对照组；

Methods The rat acute brain-aging model was established by ~ ( 60 ) Co radiation , and 5-monthly SD rats as the control group .

从增重毛利考虑15.55%的CP水平对2～3月龄肉兔的经济效益是最为理想的。

Regarding as daily gain profit economic situation of 2 ~ 3 month-old meat rabbit in 15.55 % CP treatment is idealest ;

用6月龄大月份流产的新鲜肝脏组织为材料，提取总RNA，通过反转录得到cDNA，并以此为模板，经PCR得到人Angiostatin基因的AK（1-3）片段。

Human angiostatin k ( 1-3 ) cDNA has been obtained by RT-PCR from total RNA of an abortive foetus of six months .

方法：10月龄雌性SD大鼠手术切除双侧卵巢后1周口服葛根异黄酮，连续7个月，在第1.5、4.0和7.0个月时测定血清或肝脏的脂质水平。

TIP was administrated orally for 7 months . Serum lipids were determined at 1.5,4.0 and 7.0 months , and liver lipids were detected at 7 months .

取40只2个月龄SD大鼠，随机分为对照组（A组）10只，模型组30只，分笼饲养。模型组造成中度压迫（30%～60%）慢性脊髓损伤模型。

Forty rats were randomly allocated to a model group including 30 rats and a control group including 10 rats ( that is , A group ) .

方法将30只3.5月龄SD雄性大鼠随机分为3组，每组10只，即模型组、对照组和干预组；

Methods Thirty 3.5-month-old male SD rats were divided into three groups randomly : the model group , the control group and the treatment with simvastatin group .

目的：比较分析不同月龄段大鼠胃机械&电活动变化及胃肠粘膜、脑组织中GAS、MTL、VIP水平。

Purpose : To study the aging associated change of gastric electro-movement and the level of GAS , MTL , VIP in gastrointestinal mucosa and brain tissue .

急性暴露尼古丁对1月龄大鼠丘脑腹后内侧核内Caspase-3的表达及凋亡的影响

Effects of Acute Nicotine Exposure on Caspase-3 Expression and Apoptosis of Ventroposterior Medial Nucleus ( VPM ) of thalamus in 30 Days Aged Rat

各月龄胎儿肾上腺组织均有hTR及hTRT表达，神经嵴细胞和继发皮质细胞内信号强于原发皮质细胞。

Fetal adrenal tissues of each gestational age had positive hTR and hTRT expressions .

转基因小鼠肝炎样病变发生率与月龄正相关，与转基因产物HBsAg、HBcAg、X蛋白在肝组织内的表达水平及亚细胞定位无直接关系；

Histopathological changes similar to human chronic hepatitis B is correlative with age , but not with the expression and location of HBsAg HBcAg and X protein .