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21Novel > Doctor Started a Plug-in > Chapter 1879

Chapter 1879

    Cary moss, the chairman of Xinji, is also a headache!


    This year, I want to compete with Roche Group for the top position of cancer drug company. Now... I have this problem.


    "Dr. Mary Claire, what do you... Think?"


    Mary Claire smiled. "I don''t think it''s a bad thing."


    "I think Professor Chen cangchen wants to study this topic!"


    At this time, Robert Weinberg suddenly said, "did Professor Chen Cang find anything new?"


    Hearing this, the room became quiet!


    Everyone has heard of Chen Cang''s name. Who in the medical system doesn''t know the sudden rise and new star of China.


    However, Chen Cang is not engaged in basic research?


    A clinical surgeon has nothing to do with tumor gene targeted drugs


    Mary Claire laughed at the sound. "How can it be so simple?"


    "We have studied for so long before we have made these progress. How can we have such a fast speed?"


    "Besides, the tools used in China''s bioengineering and genetic engineering have fallen behind and can''t realize precise DNA cutting at all!"


    Robert had no objection to hearing Mary Claire say so.


    Because genetic engineering is really a very restrictive and powerful discipline!


    If genetic engineering is to operate on genes.


    Then it is bound to be used: scalpel, suture needle, stage and so on.


    The sharp knife of genetic engineering should be called "molecular scalpel", that is, restriction enzyme!


    And his suture is called "molecular suture", which is DNA ligase!


    The gene stage is the carrier of the "molecular stage"!


    These three tools are the core tools of genetic engineering. Without these things, you still want to change the attributes of genes. Basically, it is equivalent to not giving you a scalpel for surgery. Is it possible?


    Kalimus saw them say so and asked curiously, "so... What do the two professors mean?"


    Mary Claire shook her head and said, "it''s not a bad thing. Professor Chen Cang came in rashly. I think I can teach him a lesson and let him see if the field of genetic engineering is so simple."


    Robert Weinberg didn''t say what he wanted to say. He didn''t think it was necessary. If it were so simple, they wouldn''t have studied it for so many years!


    Moreover, the accuracy of the molecular scalpel they now use is much higher than that in China.


    It''s like China uses 3-0 suture, but they already use 8-0 suture!


    "Maybe Professor Chen can still need our help. At that time, we can also communicate with him about the research methods of cn-gv-988!" Mary Claire smiled. "It doesn''t seem to be a bad thing for Xinji group!"


    Now, the world is paying attention to cn-gv-988 Alzheimer''s disease relief drug.


    Mary Claire, they have new shares now.


    When Mary Claire said this, everyone around him was lost in thought.


    Chairman karimos also nodded thoughtfully.


    ……


    ……


    At this time, the second hospital of Dongyang province began a large-scale volunteer announcement.


    Free multigene detection was performed in breast cancer patients.


    At this stage, the cost of genetic testing is very high, and there are many kinds!


    Moreover, the key is breast cancer multigene detection is now very high accuracy.


    Therefore, once the news was released, it immediately attracted many women from all over the world!


    The prevalence of breast cancer is quite high now. Many people have to pay attention to it. Free testing is of great significance to many people.


    When the news spread, it immediately attracted the attention of countless people.


    People have to feel that Qin Xiaoyuan is rich and powerful!


    And this is also good for improving fame.


    Free physical examination, everyone is willing to do it.


    In this alone, 300 million yuan worth of funds has gone out. Qin Xiaoyuan has earned a lot of fame, which is called seeking welfare for the common people.


    The only loss is that Qin Yue cries for him every day, saying that this is his child''s wife Ben!


    After Qin Xiaoyuan told Qin Yue the news about Liu Yukun, President of the Cancer Medical Association, Ji Ruyun successfully kicked him out of his house!


    Of course, Chen Cang is not idle these days!


    In one month, Chen Cang screened more than 2000 patients and entered the follow-up in-depth study!


    The genes of patients with variant genes BRCA1 and BRCA2 were followed up!


    Most of the patients are actively cooperating. After all, BRCA1 and BRCA2 variants mean that the risk of breast cancer is 40% to 80%.


    This is correct!


    It''s easy to get there.


    But in the next process, it is more and more difficult to continue the derivation!


    How BRCA1 and BRCA2 genes induce disease!


    What mechanism is arrival!


    This information is actually semi hidden!


    According to their narration!


    BRCA1 and BRCA2 are tumor suppressor genes.


    BRCA1 is located on human chromosome 17q21 and contains 23 exons, encoding a protein composed of 1863 amino acid residues;


    BRCA2 is located on human chromosome 13q12 and contains 27 exons, encoding a protein composed of 3418 amino acid residues.


    The protein encoded by brca12 acts on a variety of cell life processes, including DNA damage repair, gene transcription regulation and cell cycle regulation


    The mutation of BRCA12 gene leads to the occurrence of breast cancer.


    Neither Mary Claire nor Robert Weinberg said it.


    To continue in-depth discussion, we need to separate this gene with a high-precision molecular scalpel and study it one by one!


    At this time, Chen Cang decided to try his perfect [genetic engineering] technique!


    The accuracy of molecular scalpel determines the accurate separation of genes!


    It sounds simple, but it''s very difficult!


    Restriction enzyme is scalpel!


    This is an enzyme isolated and purified from prokaryotes, which can cut off foreign DNA. This cutting function is carried out inside DNA molecules, and it is also the most perfect scalpel!


    But how to cut it?


    This requires identifying a specific nucleotide sequence of DNA molecules, and then breaking the phosphodiester bond between nucleotides at specific parts of each chain!


    This process is cutting!


    How to accurately identify and cut, this is the ability of "different molecular scalpels"!


    But!


    But Chen Cang''s perfect genetic engineering has a more complete molecular scalpel!


    And


    My scalpel is the most fashionable!


    ……


    ……


    PS: there are a lot of things to check. You can''t write nonsense. Forgive me


    Five o''clock, please support!


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    Recommend a book by the way!


    Jicha big man''s new book: "this is my earth", a daily book combining Xianxia and science fiction, or a new book.
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