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Category: Completed Research Forum: FightAIDS@Home Phase 2 Thread: Interesting news articles about HIV / AIDS |
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Jim Slade
Veteran Cruncher Joined: Apr 27, 2007 Post Count: 664 Status: Offline Project Badges: |
Two Audio Interviews from The New England Journal of Medicine
Dr. George Daley on the prospects for using genome editing to prevent genetic diseases. https://www.nejm.org/doi/full/10.1056/nejmms1817082?query=featured_home Dr. Matthew Porteus on therapeutic editing of the human genome. https://www.nejm.org/doi/full/10.1056/nejmra1800729 |
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Jim Slade
Veteran Cruncher Joined: Apr 27, 2007 Post Count: 664 Status: Offline Project Badges: |
Are CRISPR Babies Healthy? Enhanced? Speculation Takes a Disturbing Turn/ Center for Genetics and Society
https://www.geneticsandsociety.org/biopolitic...ion-takes-disturbing-turn |
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Jim Slade
Veteran Cruncher Joined: Apr 27, 2007 Post Count: 664 Status: Offline Project Badges: |
Leading scientists, backed by NIH, call for a global moratorium on creating 'CRISPR' babies
Eighteen scientists from seven countries have called for "a global moratorium on all clinical uses of human germline editing" for at least five years. https://www.statnews.com/2019/03/13/crispr-babies-germline-editing-moratorium/ |
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Jim Slade
Veteran Cruncher Joined: Apr 27, 2007 Post Count: 664 Status: Offline Project Badges: |
Getting serious about the challenge of regulating germline gene therapy
Arthur Caplain, Ph.D. is the Drs. William F. and Virginia Connolly Mitty Professor of Bioethics at New York University Langone Medical Center & founding director of the Division of Medical Ethics. The announcement of He Jiankui's germline editing of human embryos has been followed by a torrent of almost universal criticism of the claim on scientific and ethical grounds. That criticism is warranted. There is little room for anything other than vociferous condemnation of He's announcement. Presenting the results of groundbreaking work by press conference and You Tube is not science. The issue now is not whether the work supporting the claims reported from China was done in an ethical manner. It was not. What is required to move forward is a justification for doing germline editing in humans. Many think there is none, and prohibitions abound. If such work is justifiable, a serious, rigorous framework must be imposed that insures that such research is done following the highest ethical standards that both protect human subjects and insure public trust and support. http://dx.plos.org/10.1371/journal.pbio.3000223 |
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Jim Slade
Veteran Cruncher Joined: Apr 27, 2007 Post Count: 664 Status: Offline Project Badges: |
Act now on CRISPR babies
Another researcher has announced controversial plans to edit babies. The scientific community must intervene. Molecular biologist Denis Rebrikov heads a genome-editing laboratory at Russia's largest fertility clinic, the Kulakov National Medical Research Center for Obstetrics, Gynecelogy and Perinatology in Moscow and is a researcher at the Pirogov Russian National Research Medical University. also in Moscow. According to Rebrikov he already has an agreement with an HIV centre in the city to recruit women infected with HIV who want to take part in the experiment. https://www.nature.com/articles/d41586-019-01786-3 |
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Jim Slade
Veteran Cruncher Joined: Apr 27, 2007 Post Count: 664 Status: Offline Project Badges: |
Alarmed by new 'CRISPR babies' plan, top science figures say they are powerless to stop it
Note the link to the National Public Radio interview with Russian molecular biologist Denis Rebrikov where he defends his plans. https://www.statnews.com/2019/06/24/outraged-...yre-powerless-to-stop-it/ |
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Jim Slade
Veteran Cruncher Joined: Apr 27, 2007 Post Count: 664 Status: Offline Project Badges: |
Researchers say they're closer to finding cure for HIV after using CRISPR technology to eliminate disease in live mice for the first time
Using a combination of CRISPR gene-editing technology and a therapeutic treatment called LASER ART, scientists at Temple University and the University of Nebraska Medical Center said they erased HIV DNA from the genomes of animals in what they call an unprecedented study that was published Tuesday in the journal Nature Communications. This article includes a link to a 30 minute video panel discussion - Genetics, CRISPR and Medical Ethics: CEO of Synthego, CRISPR Therapeutics and Stanford Medical's Hurlbut at Healthy Returns. https://www.cnbc.com/2019/07/02/researchers-u...e-hiv-in-living-mice.html |
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QuantumEthos
Senior Cruncher Joined: Jul 2, 2011 Post Count: 336 Status: Offline Project Badges: |
https://www.who.int/news-room/detail/22-07-20...option-in-all-populations
https://www.worldcommunitygrid.org/research/fahb/overview.do - aids drugs " WHO recommends dolutegravir as preferred HIV treatment option in all populations 22 July 2019 News release Mexico City 中文 Español Based on new evidence assessing benefits and risks, the WHO recommends the use of the HIV drug dolutegravir (DTG) as the preferred first-line and second-line treatment for all populations, including pregnant women and those of childbearing potential. Initial studies had highlighted a possible link between DTG and neural tube defects (birth defects of the brain and spinal cord that cause conditions such as spina bifida) in infants born to women using the drug at the time of conception. This potential safety concern was reported in May 2018 from a study in Botswana that found 4 cases of neural tube defects out of 426 women who became pregnant while taking DTG. Based on these preliminary findings, many countries advised pregnant women and women of childbearing potential to take efavirenz (EFV) instead. New data from two large clinical trials comparing the efficacy and safety of DTG and EFV in Africa have now expanded the evidence base. The risks of neural tube defects are significantly lower than what the initial studies may have suggested. The guidelines group also considered mathematical models of the benefits and harms associated with the two drugs; the values and preferences of people living with HIV, as well as factors related to implementation of HIV programmes in different countries, and cost. DTG is a drug that is more effective, easier to take and has fewer side effects than alternative drugs that are currently used. DTG also has a high genetic barrier to developing drug resistance, which is important given the rising trend of resistance to EFV and nevirapine-based regimens. In 2019, 12 out of 18 countries surveyed by WHO reported pre-treatment drug resistance levels exceeding the recommended threshold of 10%. All of above findings informed the decision to update the 2019 guidelines. In 2019, 82 low- and middle-income countries reported to be transitioning to DTG-based HIV treatment regimens. The new updated recommendations aim to help more countries improve their HIV policies. As for any medications, informed choice is important. Every treatment decision needs to be based on an informed discussion with the health provider weighing the benefits and potential risks. WHO also stresses the importance of providing information and options to help women make an informed choice. To this end WHO has convened an advisory group of women living with HIV from diverse backgrounds to advise on policy issues related to their health, including sexual and reproductive health. WHO highlights the need to continually monitor the risk of neural tube defects associated with DTG." |
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Jim Slade
Veteran Cruncher Joined: Apr 27, 2007 Post Count: 664 Status: Offline Project Badges: |
Did CRISPR help-or-harm-the first-ever gene-edited babies?
A major concern has been that He Jiankui's attempts to cripple CCR5, the gene for a protein on immune cells that HIV uses to infect the cells, also made "off-target" changes elsewhere in the girls' genomes. Those changes could cause cancer or other problems. He contends that the babies have no such off-target mutations, although some scientists are skeptical of the evidence offered so far. https://www.sciencemag.org/news/2019/08/did-c...rd&utm_medium=Twitter |
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Jim Slade
Veteran Cruncher Joined: Apr 27, 2007 Post Count: 664 Status: Offline Project Badges: |
For rules on creating 'CRISPR babies' from edited embryos, scientists call for a do-over
Guidelines from 2017 on CRISPRing human embryos didn't stop He Jiankui from creating "CRISPR" babies. Now a commission is redrafting the rules. https://www.statnews.com/2019/08/12/crispr-ba...entists-call-for-do-over/ |
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