为了检查一个卵细胞的染色体是否异常,医生用激光在卵细胞外膜上切一小口,通过这个小口抽取极体及其所含的染色体。
To check an egg for chromosomal abnormalities, doctors use a laser to make a small incision in the outer membrane, which allows them to extract the polar body and the chromosomes it contains.
当作细菌培养时,生物学家通常将细胞和营养物质混合在一个大的广口瓶里,然后打旋,就像最近葡萄收获期的那些葡萄酒发烧友一样。
When growing bacterial cultures, biologists often mix cells in with nutrients in one big jar, then swirl, much like an aficionado over the latest vintage.
方法:以经口给予大鼠大豆异黄酮类提取物后分离的血清作为干预物,加入新生sd大鼠颅骨分离培养的成骨细胞(OB)中。
Methods: the serum collected from experimental rats given soybean isoflavones extract was added to the culture system of osteoblast cells (ob) isolated from the calvaria of neonatal SD rats.
该型消毒剂急性经口毒性为实际无毒级,对小鼠骨髓嗜多染红细胞无致微核作用,弱蓄积性。
It was actually nontoxic by acute oral toxicity test, did not cause micronucleus formation in mouse bone marrow polychromatic erythrocytes and had weak cumulative effect.
之后他们在计算机上对该“吞剑动作”进行仿真,最后得出结论:碳纳米管圆形端部的大小接近能够一口吞下的球状物尺寸,这类球状物是细胞通常吞噬的。
They then simulated that sword-swallowing maneuver on a computer. And they concluded that the round tips of nanotubes feel like bite-sized spheres, which cells commonly ingest.
种类丰富度和细胞丰度在季节分布上表现为春夏季高于秋冬季,而在空间分布上总体表现为湾口高,向内湾逐渐降低。
Temporally, the species richness and cell abundance of Chaetoceros were characterized by a typical seasonal pattern, with the highest in spring and summer and the lowest in autumn and winter.
经口给予小鼠不同剂量的GOPC,能明显拮抗环磷酰胺所致小鼠骨髓细胞微核率,提示其具有抗突变作用。
What's more, different dosed of GOPCcan obviously antagonize the frequency of micronucleus in mice bone marrow cell, implying that GOPC has effect of antagonizing mutation.
所有患者均经尿蝶呤谱分析、BH4口服负荷试验及红细胞二氢蝶呤还原酶测定,确诊为BH4缺乏症。
All cases were diagnosed as BH4 deficiency by analysis of urinary pterins profile, BH4 loading test, and determination of dihydropteridine reductase in RBC.
天然的水泡性口膜炎病毒(VSV)是包括脑神经胶质瘤在内的多种肿瘤细胞的有力杀手,但也具有致命作用。
In its natural form, vesicular stomatitis virus (VSV) is a potent cancer-killer in a number of tumor cell types, including brain tumors called gliomas, but it can be lethal.
研究了2,4-甲苯二异氰酸酯对小鼠的急性经口的毒性以及其对小鼠骨髓嗜多染红细胞微核率的影响。
Studied the acute toxicity effect of 2,4tolylene diisocyanate on mice by mouth and the influence of micronucleus frequency of mice bone marrow.
这种无脊椎动物身后拖着长长的布满刺细胞的触角和多褶的口腕,可捕猎水中的浮游生物和小鱼。
The invertebrate hunts by trailing its long sting-cell-covered tentacles and ruffled mouth-arms through the water, combing for zooplankton and larval fishes.
目的研究口虾蛄提取物对人鼻咽癌细胞(CNE-2Z)明胶酶分泌及活性的抑制作用。
Objective To study the inhibitory effect of the extract of Oratosquilla on the secretion and activity of Gelatinases in human nasopharyngeal carcinoma cell line CNE-2Z.
对实验大鼠肝脏形态学观察发现,应用LCT的大鼠肝细胞损害较经口饮食对照大鼠有所加重,而应用MCT/LCT的大鼠肝细胞损害未见加重。
The morphologic observations of rats'livers showed that the liver impairment of rats receiving LCT was aggravated, while it was not seen in the rats receiving MCT/LCT.
结论:口含干扰素片治疗后患儿的细胞免疫状态优于常规治疗的患儿。
Conclusion: Ifmmunity of RRI children treated with interferon buccal tablets were significantly better than that of RRI children treated with routine therapy.
以FZK为受试物,通过小鼠经口急性毒性实验、小鼠骨髓细胞微核实验、小鼠骨髓细胞染色体畸变实验等毒理学实验对FZK的毒性进行了评价。
The toxicity of FZK was evaluated by acute toxicity test, micronucleus test of bone marrow cells in mice, and chromosomal aberration test of bone marrow cells.
以FZK为受试物,通过小鼠经口急性毒性实验、小鼠骨髓细胞微核实验、小鼠骨髓细胞染色体畸变实验等毒理学实验对FZK的毒性进行了评价。
The toxicity of FZK was evaluated by acute toxicity test, micronucleus test of bone marrow cells in mice, and chromosomal aberration test of bone marrow cells.
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