致癌化學物 的英文怎麼說
中文拼音 [zhìáihuàxuéwù]
致癌化學物
英文
carcinogenic chemicals-
Much more is known about chemicals and cancer today than just 20 years ago, yet uncertainty about the risk of borderline carcinogens continues to hamper decisions.
今天人們對化學藥劑和癌癥的了解已比20年前增加了很多。可是,由於對致癌物的危險界限仍搞不清楚,這就妨礙了作出決定。Chemical carcinogens generally require metabolic conversion to some form of "ultimate" carcinogen.
化學致癌物一般需要通過代謝來轉換成某種形式的「最終」致癌物。Of the three metals studied, mercury is a toxic chemical, particularly in its organic form, which is neurotoxic. inorganic arsenic, a human carcinogen, is the more toxic form of arsenic. cadmium is toxic to the kidney
這項研究所選的三種金屬,汞水銀是有毒化學物,尤其是有機汞,可以對神經構成損害無機砷是砷的有毒形態,是令人致癌的物質鎘可使腎臟中毒。" overuse of recycled plastic and materials such as talcum powder and calcium carbonate can generate chemicals that can cause cancer if they come in contact with hot food and oil. " the newspaper said
報導指出,過度使用回收塑膠及滑石粉和碳酸鈣等材質,一旦讓它們接觸到熱食和油,就會產生致癌化學物質。Monofunctional alkylating agent n - methyl - n ' - nitro - n - nitrosoguanidine ( mnng ) is a widely spread environmental mutagen and carcinogen that targets dna and proteins to generate adducts. among the adducts, o6 - alkyl guanine is the predominant mutagenic lesion because of its mispairing properties, which can eventually lead to chromosomal aberrations, point mutations, and cell death. this lesion also appears to be involved in tumor initiation, particularly in gastric carcinogenesis
單功能烷化劑n -甲基- n -硝基- n -亞硝基胍( mnng )是一種在環境中廣泛存在的化學誘變劑和致癌劑,它能和dna及蛋白質等生物大分子形成加合物( adduct ) ,其引起的與突變有關的主要dna損傷類型是o ~ 6 -甲基鳥嘌呤,這種損傷與腫瘤尤其是胃癌的發生密切相關。It is, however, the second function of gsh ? that of detoxification of chemical pollutants, carcinogens and ultraviolet radiation ? that may well be of greater concern to medical science today, because of the ever - increasing demand on gsh as the major detoxifying agent
然而,谷胱甘肽的第二種功能解除化學污染物質、致癌物質及紫外光輻射的毒害卻因為對其作為主要解毒劑的不斷增加的需求,而使谷胱甘肽受到當今醫學更大的關注。Therefore, it is important to study the profiles of gene expression, which will help understand the global cellular stress responses to chemical carcinogens, and further elucidate the mechanisms of nontargeted mutagenesis
所以,從整體上研究烷化劑作用后細胞基因表達譜改變,對于了解化學致癌物誘發的哺乳動物細胞應激反應的全貌和揭示非定標性突變的發生機制具有非常重要的意義。Some industrial chemicals and food additives are known to be cancer-producing.
已知有些工業上的化學物質和食物附加物是致癌的。The us national cancer institute says on its website that the main chemical in stevioside can be converted in a laboratory into a substance that alters genes. further study is needed to determine whether the sweetener can cause cancer, it says
美國全國癌癥研究會在其網站上指出,甜葉菊甙的主要化學成分在實驗室可以被轉化為能改變基因的物質,而要確定這種甜味劑能否導致癌癥還需進一步研究。The us national cancer institute says on its website that the main chemical in stevioside can be converted in a laboratory into a substance that alters genes. further study is needed to determine whether the sweetener can cause cancer it says
美國全國癌癥研究會在其網站上指出,甜葉菊甙的主要化學成分在實驗室可以被轉化為能改變基因的物質,而要確定這種甜味劑能否導致癌癥還需進一步研究。1966 nci standardizes testing of cancer - causing chemicals
1966年, nci制定致癌化學物試驗標準Cigarette smoke contains chemicals that can cause cancer, a gas which stops oxygen being taken into the blood and a substance called nicotine, which raises blood pressure and makes the heart beat faster
香煙霧含有多種有害物質:不僅有致癌化學物質、有某種能阻止氧氣進入血液的氣體,還有引起血壓增高、心速加快的被稱為尼古丁的物質。Acrylamide, a natural composition in food made of sugarcane and lucid asparagus amide, can be changed into a kind of chemical substance which is able to cause cancers after unsound heating
摘要丙烯酰胺是由蔗糖、天門冬酰胺等食物中的天然成分,經不合理加熱形成的一類化學性致癌物。Effect of sorbaria sorbifolia extract on anti - oxidative activities in rats with precancerosis induced by diethylnitrosamine
珍珠梅提取物對化學致癌前病變大鼠抗氧化活力的影響Inhibitory effect of sorbaria sorbifolia extract on diethylnitrosamine - induced hepatic precancerous lesion in rats
珍珠梅提取物對大鼠肝臟化學致癌前病變抑制作用的實驗研究A variety of chemical carcinogens as diverse as benzene, cigarette smoke, and nitrites can initiate and / or promote this process
多種多樣的化學致癌物如苯、吸煙、亞硝酸鹽都能夠引起(和)或促進腫瘤的發生。While acrylamide is listed as a potential food safety risk, the chemical has only been confirmed to cause cancer in laboratory animals that have been fed high doses
當丙烯醯胺被列為有潛在的食物危險時,這化學物質在實驗中被證實只有當動物被施以高劑量時才會致癌。Due to the carcinogenicity and the considerable impact on our environment and ecosystems, polychlorinated dibenzo - para - dioxins ( dioxins ) and their structurally similar compounds such as polychlorinated dibenzo - para - furans ( furans ) and polychlorinated biphenyls ( pcbs ) have become concerns to public health
摘要由於多氯戴奧辛(以下稱戴奧辛) ,與其化學結構類似的化學物質,如多氯夫喃(以下稱夫喃)與多氯聯苯等,被發現在動物實驗中有極強的致癌性及對環境的衛擊,在公共衛生上引起很大的關切。The nutrients are said to protect the body against heart attacks and cancer - causing chemicals
據說這些營養成分可預防心臟病發作和對抗致癌化學物質。Environmental pollution exhaust from factory and vehicles, prolonged contact with chemicals such as asbestos can increase the chance of lung cancer. in addition, consumption of industrial pollutant. e. g
環境污染:汽車及工廠廢氣長期接觸一些化學物質如石棉,可增加患肺癌的機會另外進食受工業污染的食物和食水,也可引致癌癥。分享友人