Friday, May 18, 2012

Adult Stem Cells and Regeneration Part 6 of 6

Adult Stem Cells and Regeneration Part 6 of 6

This lecture by Dr. Nadia Rosenthal discusses the importance of adult stem cells in the tissue maintenance, development and regeneration. Part 6 of 6. HHMI description: Mature organisms have stem cells of various sorts, called adult stem cells. Adult stem cells supply cells that compensate for the loss of cells from normal cell death and turnover, such as the ever-dying cells of our skin, our blood, and the lining of our gut. They are also an essential source of cells for healing and regeneration in response to injury. Some animals, such as sea stars, newts, and flatworms, are capable of dramatic feats of regeneration, producing replacement limbs, eyes, or most of a body. It is an evolutionary puzzle why mammals have more limited powers of regeneration. Researchers are interested in pinpointing where adult stem cells reside and in understanding how flexible adult stem cells are in their ability to produce divergent cells such as muscle and red blood cells. Understanding the sources and the rules for the differentiation of adult stem cells is essential for tapping their therapeutic potential. Since consenting adults can provide adult stem cells, some people think that adult stem cells may be a less controversial area of research than embryonic stem cells.

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13 Comments

  1. Comments  curingaging00   |  Saturday, 22 January 2011 at 10:51 pm

    Life extensions are the future. Although im only 17 I look forward to a non aging world.

  2. Comments  bassplayer1107   |  Saturday, 22 January 2011 at 11:32 pm

    these kids are idiots, they keep asking abt the salamander, who cares abt the salamander, they’re figuring out a way to heal muscle, this is huge

  3. Comments  depthsofhades   |  Sunday, 23 January 2011 at 12:21 am

    I saw on Discovery that a mouse had by accident been given the ability to regenerate its tissues. It regenerated its fingers, tail and I believe a limb. So digits, and limbs I am sure that anything is posible now and that it isnt to far into our future that we will be able to atleast regenerate digits and organs without printing them out first. That is if people dont let the IMF world bank cartel take over the world and this technology for them self. Oh and they are trying to.

  4. Comments  praling   |  Sunday, 23 January 2011 at 12:58 am

    fecking desynchronized as hell audio goddamned shit crotchtoob or horrible editing or whatever the cause

  5. Comments  prp   |  Sunday, 23 January 2011 at 1:20 am

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  6. Comments  bisexualbuffthug   |  Sunday, 23 January 2011 at 1:38 am

    If god would do his dayum job humans would not have to resort to drastic measures like this dummy!!!!

  7. Comments  markomanius   |  Sunday, 23 January 2011 at 1:44 am

    Yeah, Bush administration is grate!… tens of thousands American soldiers died in Iraq, that’s really a leap of faith. Also, that “Bush administration faith” manage to set a record 9 trillion dollar debt, a 730 billion dollar trade deficit, not to mention hte fact that dollar sank dramatically and USA is on a path that will surely lead to grate depression. Keep up your faith, your gonna need it!

  8. Comments  markomanius   |  Sunday, 23 January 2011 at 2:34 am

    Yeah, Bush administration is grate!… tens of thousands American soldiers died in Iraq, that’s really a leap of faith. Also, that “Bush administration faith” manage to set a record 9 trillion dollar debt, a 730 billion dollar trade deficit, not to mention hte fact that dollar sank dramatically and USA is on a path that will surely lead to grate depression. Keep up your faith, your gonna need it!

  9. Comments  markomanius   |  Sunday, 23 January 2011 at 2:53 am

    Yeah, Bush administration is grate!… tens of thousands American soldiers died in Iraq, that’s really a leap of faith. Also, that “Bush administration faith” manage to set a record 9 trillion dollar debt, a 730 billion dollar trade deficit, not to mention hte fact that dollar sank dramatically and USA is on a path that will surely lead to grate depression. Keep up your faith, your gonna need it!

  10. Comments  NicNasty1981   |  Sunday, 23 January 2011 at 3:39 am

    Could you tell me what type of course or courses i can do to learn about stem cells and maybe become a doctor myself?

  11. Comments  dave98503   |  Sunday, 23 January 2011 at 3:42 am

    I’m so glad
    that we have a Bush Administration
    that believes more in faith than science
    and has
    opposed this kind of “frankenstein” research.

  12. Comments  SeanGizzle   |  Sunday, 23 January 2011 at 4:04 am

    To think that one day scientists might be able to grow back an amputated limb…

  13. Comments  hapciutwice   |  Sunday, 23 January 2011 at 4:19 am

    love it, inexplicably amasing

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