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  • Hey guys julia here for DNews

    嘿,夥計們朱莉婭在這裡的DNews

  • Most people when they hear the word tumor think CANCER but that’s not always the case.

    大多數人聽到腫瘤這個詞時,都會想到cancer,但事實並非總是如此。

  • There are a lot of different types of tumors, or neoplasms as theyre called by medical

    有很多不同類型的腫瘤,或者說醫學上稱之為腫瘤。

  • professionals. The two main types, benign, which means it stays as it is, and doesn’t

    的專業人士。主要有兩種類型,良性的,也就是保持原樣,不

  • change and malignant, which signals something bad, like cancer, which means it can spread.

    變化和惡性,這預示著一些不好的東西,比如癌症,這意味著它可以擴散。

  • There’s a lot of tumor terminology. Names of tumors most often come from where they

    腫瘤的術語有很多。腫瘤的名稱最常見的是來自於它們的所在地。

  • grow. Like Adenomas come from epithelial tissue, which is a thin layer or membrane that surrounds

    增長。像腺瘤來自於上皮組織,上皮組織是一層薄薄的膜或膜,圍繞著

  • your organs. Fibroids grow on fibrous or connective tissue. Fibroma durum (hard fibroma) is a

    你的器官。纖維瘤生長在纖維組織或結締組織上。硬纖維瘤(硬纖維瘤)是一種 "硬纖維瘤"。

  • common type, theyre those skin tags you get on your neck or armpit. Hemangiomas are

    常見的類型,他們是那些皮膚標籤你得到你的脖子或腋下。血管瘤是

  • more like those strawberry birthmarks, they are just a collection of too many blood cells

    更像那些草莓胎記,它們只是聚集了太多的血細胞而已。

  • in one place. These are often temporary and last just a few years in childhood.

    在一個地方。這些往往是暫時性的,在童年時只持續幾年。

  • Those are just the benign tumors. Carcinomas are cancerous tumors found in epithelial cells.

    這些只是良性腫瘤。癌瘤是存在於上皮細胞中的癌瘤。

  • Sarcomas start off in connective tissue, such as cartilage and bones. Leukemia originates

    肉瘤開始於結締組織,如軟骨和骨骼。白血病起源於

  • in the marrow and generally mature in the blood or lymph nodes and Blastomas form from

    在骨髓中,一般在血液或淋巴結中成熟,而囊腫瘤則是由以下因素形成的

  • embryonic tissue.

    胚胎組織。

  • While they all go by different names, many tumors come from an overgrowth of tissues,

    雖然它們都有不同的名稱,但很多腫瘤都是由組織過度生長而來。

  • maybe caused by a mistake in DNA. DNA might be damaged from radiation, tobacco smoke or

    也許是由DNA的錯誤引起的。DNA可能因輻射、菸草煙霧或其他因素而受損

  • other environmental agents, or maybe it’s just a stroke of luck. Whatever causes it,

    或者只是運氣好而已。不管是什麼原因

  • this mutation makes the cell divide uncontrollably, basically making clones of themselves. As

    這種突變使細胞不受控制地分裂,基本上是在製造自己的克隆體。由於

  • the cells pile up, a tumor grows. If it grows big enough it can harm nearby organs and tissues

    細胞堆積起來,腫瘤就會長出來。如果它長得足夠大,就會傷害附近的器官和組織。

  • or sometimes a part of the tumor can break off and take up residence in other parts of

    或有時腫瘤的一部分會脫落,並在其他部位居住。

  • the body, which is when cancer metastasizes.

    體,也就是癌症轉移的時候。

  • There’s another idea, that stem cells trigger tumors. These wonky stem cells drive tumor

    還有另一種觀點,幹細胞會引發腫瘤。這些古怪的幹細胞推動了腫瘤的生長

  • growth and just like normal stem cells can give rise to differentiated cells. These stem

    生長,就像正常的幹細胞一樣可以產生分化的細胞。這些幹

  • cells are especially good at resisting treatment like chemotherapy. Chemotherapy might wipe

    細胞特別擅長抵抗化療等治療。化療可能會消滅

  • out those differentiated cells, but leave the cancer stem cells behind, so they come

    淘汰那些分化的細胞,但留下癌症的幹細胞,所以他們來

  • back stronger and in greater numbers.

    更加強大,數量更多。

  • And I mean chemotherapy is a brutal process, the first chemotherapy drugs were a derivative

    我的意思是化療是一個殘酷的過程,第一種化療藥物是一種衍生物。

  • of mustard gas.. But it does have the nifty ability to stop cell growth. Which is handy

    芥子氣...但它確實有阻止細胞生長的神奇能力。這是很方便的

  • when dealing with runaway cell growth. But it can also harm other type of cells that

    在處理細胞失控生長時。但它也會對其他類型的細胞造成傷害。

  • grow a lot, like hair follicles. While modern drugs work in other ways, theyre still

    長了很多,像毛囊一樣。雖然現代藥物在其他方面起作用,但它們仍然是

  • pretty nasty. With the usual side effects of hair loss, fatigue, nausea, and a knocking

    挺討厭的。隨著通常的副作用 脫髮,疲勞,噁心,和敲打

  • out of the immune system.

    出的免疫系統。

  • Another way we attack tumor cells is through radiation, where radiation beams are aimed

    我們攻擊腫瘤細胞的另一種方法是通過輻射,輻射束的目標是------。

  • at a tumor and stop its growth by damaging DNA. While the immediate side effects are

    腫瘤,並通過破壞DNA阻止其生長。雖然眼前的副作用是

  • minimal, it might feel like a sunburn. Other long-term effects might be more damaging.

    最小的,它可能感覺像晒傷。其他長期影響可能更具破壞性。

  • And radiation isn’t 100% effective. Some tumor cells could get left behind, which is

    而且放射線也不是100%有效。一些腫瘤細胞可能會被遺留,這是

  • a problem with surgery too.

    也是手術的一個問題。

  • Some of these treatments are nasty and painful and seem to leave the job unfinished. So why

    有些治療方法很討厭,很痛苦,似乎還沒有完成任務。那麼為什麼

  • haven’t we come up with anything better? Well thereve been some cool new ideas put

    我們沒有想出更好的辦法嗎?嗯,已經有一些很酷的新想法把

  • forward recently.

    前進最近。

  • Researchers from Duke University are looking to treat tumors WITH POLIO. Polio, a horrible

    杜克大學的研究人員正在尋找治療腫瘤與POLIO。小兒麻痺症,是一種可怕的

  • virus, used to run rampant and kill thousands of people a year and paralyze thousands more

    病毒肆虐,每年造成數千人死亡,數千人癱瘓

  • until the introduction of a vaccine in 1955. You’d think the world would never want to

    直到1955年疫苗的問世。你會覺得這個世界永遠不會想。

  • see the disease again. Yet over the past few decades scientists have reengineered the virus

    再次見到這種疾病。然而在過去的幾十年裡,科學家們對病毒進行了重新的設計。

  • which seems to knock out a brain tumor’s defenses, allowing the patient’s immune

    這似乎可以擊潰腦瘤的防禦系統,讓患者的免疫系統可以在腦瘤的治療過程中發揮更大的作用。

  • system to finish the job. GIVE THE DISEASE DISEASESWHOA.

    系統來完成工作。賜予病菌病菌......哇。

  • Another new idea might make surgery a little easier. Some researchers from the Fred Hutchinson

    另一個新想法可能會讓手術變得更容易一些。一些來自弗雷德-哈欽森大學的研究人員

  • Cancer Center in Seattle propose injecting people with scorpion venom. Alright, sounds

    西雅圖的癌症中心提議給人注射蠍子毒液。好吧,聽起來

  • crazy I know, but bear with me. The venom is injected into the patient's blood stream,

    瘋了,我知道,但忍受我。毒液被注射到病人的血液中'。

  • crosses the blood-brain barrier, and makes its way into the brain tumor.

    穿過血腦屏障,進入腦瘤。

  • Tumor Paint, as it’s appropriately called consists of two parts. Scorpion venom has

    腫瘤漆,正所謂由兩部分組成。蠍子毒液有

  • to find it’s way to the prey’s brain to paralyze it. Turns out that same compound

    來找到獵物的大腦,使其麻痺。原來,同一種化合物

  • binds really well the surface of brain tumor cells. The other part of Tumor Paint lights

    能很好地結合腦腫瘤細胞的表面。腫瘤漆的另一部分燈

  • up under fluorescent light. This could be huge. That way brain surgeons can see the

    在日光燈下上升。這可能是巨大的。這樣腦外科醫生就可以看到

  • tumor literally glowing and see where the tumor stops and the healthy brain tissue starts.

    腫瘤字面發光,看看腫瘤在哪裡停止,健康的腦組織在哪裡開始。

  • But with any kind of new experimental treatment, it’s best to be cautious. Very cautious.

    但對於任何一種新的實驗性治療,最好還是謹慎一些。非常謹慎。

  • We hear the term CURE FOR CANCER in the news a lot, and sometimes we never hear another

    我們經常在新聞中聽到 "治癒癌症 "這個詞,但有時我們從來沒有聽說過另一個

  • word about those treatments again. It’s okay to be optimistic and skeptical at the

    關於這些治療方法的消息再次傳來。懷疑和樂觀都是可以的。

  • same time. AND REMEMBER: say it with me nowMORE RESEARCH IS NEEDED.

    同一時間。並記住:現在和我一起說......需要更多的研究。

  • Can you go one whole day without producing trash? Take the #Zerowaste challenge this

    你能做到一整天不產生垃圾嗎?接受#零廢棄的挑戰吧

  • Tuesday, April 14th and share your experience with Seeker! Go to the first link in the description

    4月14日(週二),和大家分享一下你和探客的合作經歷吧!進入描述中的第一個鏈接

  • to find out more.

    以瞭解更多資訊。

Hey guys julia here for DNews

嘿,夥計們朱莉婭在這裡的DNews

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