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The 50 lethal dose of rat by celiac injection is 670.04 mg/kg , and minimum lethal dose of ora is greater than 2 000 mg/kg. 该色素在小鼠腹腔注射的LD50为670 04mg/kg;口服最小致死量大于2000mg/kg.
The Lethal Dose 50 test (LD50) may also be replaced. 药剂致死剂量50(LD50)试验也可以被代替。
Even up to ten strikes in a row can deliver lethal doses of venom. 甚至是连续袭击十次，将分泌出足以致命的毒液。
In addition, massive wasp stings can also produce a lethal dose of venom in most adults. 除此之外，大量虎头峰螫到所产生的毒液也可致死。
Holding hands and watched by their son and daughter, they drank a lethal dose of barbiturates and died. 他们手牵着手，在其子女的注视下，喝下一定剂量的巴比妥酸盐药物后离开人世。
This allows a biological equivalent dose of 50 to 120 Gy, comparable to that given in standard six-week radiation therapy. 这种放射疗法，允许相当于50至120格雷的生物学剂量，可以与常规的六周放射疗法相媲美。
A lethal dose of barbiturates. 巴比妥酸盐的致死药量
The acute lethal dose (LD50) has been reported as 3,400 mg/kg bw. 急性致死剂量（半数致死量）已被报告为3400毫克/公斤体重。
Although sperm concentration did not change in men receiving no treatment or r-hFSH at a dose of 50 IU, it doubled in 11/15 patients receiving r-hFSH at a dose of 100 IU. 尽管，不采用治疗或者采用50 IU剂量的重组人卵滤泡刺激素治疗的患者，精子浓度没有变化，但在15位接受100 IU剂量的重组人卵滤泡刺激素治疗的患者中，有11人的精子浓度加倍。
In tests with mice and, later, ferrets, the M2e-HBc particles caused the formation of antibodies directed against M2e, thereby protecting the animals from a lethal dose of influenza. 在小鼠及随后的雪貂的实验中显示，M2e-HBc颗粒可引发抗体的产生，也因此使接受过致命剂量病毒的动物免于感染。
A prize of 50 is not to be sneezed at. 50英镑的奖金可不是个小数。
LPS group animals were received intraperitoneal injections of normal saline at a dose of 50 ml/kg - h for 6 hours and an intraperitoneal injection of 10 mg/kg LPS was applied after the last NS injection. LPS组生理盐水50ml/kg·h×6，在末次生理盐水注射后，即向腹腔内注射脂多糖1Omg/kg；
The main results are list as followed:(1) The effects of varying concentrations of MMH, HEH, AHA, HNO3, UO22+ and Fe3+on radiolysis behavior of MMH, HEH, AHA at the absorbed dose of 50 kGy have been studied in detail. 研究了在吸收剂量为50kGy的情况下，MMH、HEH、AHA、HNO3、UO22+、Fe3+浓度变化对MMH、HEH及AHA辐射分解的影响。
The flood rose to a level of 50 feet. 洪水涨到五十英尺高。
A dose of this stuff will purge you! 这种药只须一剂就能让你通便！
In 1995, a Scottish anaesthetist was convicted in Zimbabwe of the deaths of two infant whom he had injected with lethal doses of morphine. 1995年，一名苏格兰麻醉师由于给两名婴儿注射了致命剂量的吗啡而在津巴布韦被判有罪。
He was commissioned a general at the age of 50. 他五十岁时被任命为将军。
Each class has a register of 50 students. 每班有50名学员注册。
To Measure the Half Lethal Dose of Paraquat in Mice 百草枯半数致死量测定
The virulence of both mutants, as represented by median lethal dose (LD50), was not significantly different from that of the parental strain. 因此，细胞溶解毒素可能不是主要的致死因子，也不是创伤弧菌造成细胞毒杀作用的唯一因素。