Has CRISPR-Cas9 found a concrete application?

In summary, this new technology is still in its early days and there are still many clinical trials to be done before it is available for use in the clinic.
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Aidyan
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One reads so much about this new technology and its potential but it seems we are far from any practical application. Or is there already?
If so which? If not when is it expected to do so?
By concrete application I mean as being employed for curing diseases, or for some other practical purpose that goes beyond the foundational research.
 
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Because CRISPR is a fairly new technology, there are not FDA approved applications of CRISPR in the clinic yet. However, there are a number of clinical trials ongoing to test CRISPR in various clinical applications. In addition to the trial to treat sickle cell disease cited by @BWV, there are also trials ongoing to use CRISPR in engineering immune cells for cancer immunotherapy and trials to inject CRISPR reagents into the eye to correct congenital blindness.

For more information on ongoing CRISPR clinical trials see:
https://synbiobeta.com/[URL='https:...chnologies-wont-lead-designer-babies/']crispr-clinical-trials-a-2019-update/[/URL]
https://www.smithsonianmag.com/scie...chnologies-wont-lead-designer-babies/']crispr-trials-editing-human-dna-for-new-medical-treatments-180973029/[/URL]
 
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Aidyan said:
Summary: One reads so much about this new technology and its potential but it seems we are far from any practical application. Or is there already?

some other practical purpose that goes beyond the foundational research

If you mean by foundational research is research about how CRISPR works and how to apply it, then there are lots of other applications of CRISPR in biological research, such as in genetics of animals and plants. CRISPR basically provides a more convenient and more accurate why to engineer genetics than previous methods.
This has been going on for years. Because it does not involve humans, there are not so many hurdles (involving things like safety and consent) to being able to use it. Potential human use has to be (largely) checked off on many safety restrictions that are not considered in non-human biological experiments. Thus medical uses, although exciting and getting lots of interest, will lag many non-medical uses. On the other hand, its also been used on crispr-help-or-harm-first-ever-gene-edited-babies']human embryos, by He, to generate human recombinants[/URL].

Besides research uses, it has also been used in other applications that are not so frequently discussed.
Here some unusual examples from a list https://www.labiotech.eu/tops/https://www.physicsforums.com/insights/dont-fear-crispr-new-gene-editing-technologies-wont-lead-designer-babies/-applications-gene-editing/:
Pet Breeding (proposed for dogs, done for fish already I think)
Allergy Free Foods (proposed agricultural product)
Recording Particular Events in the Life of a Cell (bio research)
Decaf Coffee beans (agricultural product)
Modifying Algae to Produce Fuel
Spicy Tomatoes (agricultural product)
Pest Control (modifying Mosquito Disease Vectors)
Faster Race Horses (under development, agricultural product?)
Better Agricultural Fish (agricultural product, in development)
 
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1. What is CRISPR-Cas9 and how does it work?

CRISPR-Cas9 is a gene editing tool that allows scientists to make precise changes to an organism's DNA. It works by using a guide RNA to target a specific sequence of DNA, and then using the Cas9 enzyme to cut the DNA at that location. This allows for the insertion, deletion, or modification of specific genes.

2. What are the potential applications of CRISPR-Cas9?

CRISPR-Cas9 has a wide range of potential applications, including gene therapy for genetic diseases, agricultural improvements, and even potential treatments for cancer and other diseases. It has also been used in research to better understand the function of certain genes and their role in various biological processes.

3. Has CRISPR-Cas9 been successfully used in humans?

While CRISPR-Cas9 has been used in clinical trials for certain genetic diseases, it has not yet been approved for widespread use in humans. There are still ethical and safety concerns that need to be addressed before it can be used as a mainstream medical treatment.

4. How accurate is CRISPR-Cas9 in making changes to DNA?

CRISPR-Cas9 is generally considered to be highly accurate, but it is not perfect. There is still a risk of off-target effects, where the Cas9 enzyme may accidentally cut DNA at unintended locations. However, researchers are constantly working to improve the accuracy of the tool.

5. Are there any limitations to using CRISPR-Cas9?

While CRISPR-Cas9 has shown great potential, there are still limitations to its use. One major limitation is the size of the DNA sequence that can be targeted, as it is currently limited to a few hundred base pairs. Additionally, the tool may not be effective for all types of genetic mutations, and there are still concerns about potential unintended consequences of gene editing.

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