而骨骼提取物也符合四环素等化学特征——这一证据表明这种抗生素是在儿童成长过程中沉积于骨骼里的。
And this bone extract also matched the chemical signature of tetracycline — evidence that the antibiotic was built into the kid's bones as he grew.
换而言之，化学家们希望打破病原体针对抗生素的联合防御。
In particular, they hope to break down the collective defence against antibiotics.
到目前为止，他们刚刚对200种青蛙的皮肤分泌物进行了提纯并确定化学结构，因此还有一个大量的抗生素的宝藏有待发掘。
So far, they have purified and determined the chemical structure of barely 200, leaving a potential bonanza of antibiotic substances awaiting discovery.
在《材料化学》发表的科研成果阐述了该研究团队是如何将黄金纳米粒子与氯氨苄青霉素(一种抗生素)混合的。
The findings, published in the Journal of Materials Chemistry, explain how the team mixed gold nanoparticles with the antibiotic Cefaclor.
主要的污染物是动物粪便、抗生素和激素、制革厂的化学品、用于饲料作物的化肥和杀虫剂。
The major polluting agents are animal wastes, antibiotics and hormones, chemicals from tanneries, fertilizers and the pesticides used to spray feed crops.
工业化养殖场通过喂养抗生素和其它有毒的化学药品，使得肉食扩大生产更为容易。
The expanded production of meat has been facilitated by industrial feedlots, which bleed antibiotics and other noxious chemicals.
大量生物化学变化把他们的细胞粘贴在一起，形成一层胶状的生物膜，这层膜即使是烈性的混合抗生素也难以攻克。
A host of biochemical changes sticks the population of cells together, forming a gluey biofilm that even a potent cocktail of antibiotics struggles to shift.
现在鱼的生存环境是如此之差，以致于为了让鱼长得更大些，人们需要持续的喂食抗生素和其它化学药品。
It often grows in conditions so dirty it requires constant antibiotics and other chemicals just to grow big enough to eat.
这种化学物质也能杀死金黄色葡萄球菌，金黄色葡萄球菌主要导致医疗器械所引起的感染，同时对于抗生素具有很强的抗性。
The chemical also kills s. aureus biofilms, which are a common cause of infection on implanted catheters and other medical devices and are notoriously resistant to the actions of antibiotics.
工业虾生产者在生产过程中使用抗生素和化学品是用来防止疾病和寄生虫。
Industrial shrimp producers use antibiotics and chemicals during production to prevent disease and parasites.
科学家估计在任一群落中，能够产生抗生素的个体会利用这种化学武器对抗其他个体。
The scientists expected that within any given population, individuals capable of producing antibiotics would use these chemical weapons against others.
零售：中成药，中药饮片，化学药制剂，抗生素，生化药品。
Retail: proprietary Chinese medicine, Chinese medicine yinpian, chemical medicine preparations, antibiotics, biochemical medicines.
中药材、中药饮片、中成药、抗生素、化学药制剂、生化药品零售。
Chinese herbal medicine, Chinese medicine yinpian, proprietary Chinese medicines, antibiotics, chemical medicine preparations, biochemical drugs retail.
对相同的设备，只要稍作修改就能用来生产一种酶，一种抗生素，一种有机化学物质或一种单一的细胞蛋白质。
The same apparatus with minor modifications can be used to produce an enzyme, an antibiotic, an organic chemical or a single cell protein.
这种材料的例子是维生素，抗生素，许多精细化学品。
Examples of such materials are vitamins, antibiotics, and many fine chemicals.
零售化学制剂、抗生素、中成药、中药饮片。
Retail chemicals, antibiotics, proprietary Chinese medicine, Chinese medicine Yinpian.
但结果成功与否还是个未知数，因为这些抗生素往往对人体细胞有害，而且血液中的某些化学物质能够轻易将它们破坏掉。 。
Success, , however, has been elusive because the antibiotics tend to be toxic to human cells and certain chemicals in the bloodstream easily destroy them.
抗生素： 生物体（通常是微生物）产生的对其他微生物有伤害作用的化学物质或代谢产物。
Antibiotic: Chemical substance that in dilute solutions can inhibit the growth of microorganisms or destroy them with little or no harm to the infected host .
我们对四环素类抗生素的化学反应和结构修饰进行了一些初步的探索，制备了一些四环素类衍生物。
Some primary research to the chemical modification of tetracyclines were carried out. Several tetracycline derivatives were prepared.
禁止使用化学对抗疗法的兽药和抗生素。
Chemical allopathic veterinary drugs and antibiotics is prohibited.
有专家认为，植物化学物质是近年来人类一大重要发现，其重要意义可与抗生素、维生素的发现相媲美。
Some experts believe that the phytochemicals in recent years an important discovery of mankind, and its significance with antibiotics, the discovery of vitamin comparable.
任何用于进步动物生长速度和饲料转化率的亚治疗抗生素或化学治疗剂化合物都将被禁止运用。
Sub-therapeutic administration of ANY antibiotic or chemotherapeutic compound will be forbidden for the purposes of enhancing growth rate or feed conversion efficiency.
本文着重介绍了药用地衣主要的两大类化学物质，即地衣抗生素和地衣多糖类物质的来源、生物活性等，并对地衣化学的发展前景做了展望。
This review covers research into two primary compounds from lichens: antibiotic from lichens and lichenan, and gives a detailed introduction to their bioactivity, origin and value in medicine.
急性尿道炎采用抗生素与化学药物联合应用，疗效较好。
Acute urethritis using antibiotics and chemical medicine combined application, curative effect is good.
本品是生物制剂，不能与化学药品、抗生素同时混用。
The drug is biological agents, can not be used with chemicals, antibiotics at the same time.
本品是生物制剂，不能与化学药品、抗生素同时混用。
The drug is biological agents, can not be used with chemicals, antibiotics at the same time.
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