The draft human atlas of 37 trillion cells

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The draft human atlas of 37 trillion cells



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A colossal job.


Imagine an Atlas that reveals the deepest secrets of the human body, cell by cell, a map that explains not only how we are born, grow and age, but also how diseases arise and how to combat them more efficiently, that is the vision behind the HCA, the Human Cell Atlas, a Monumental project that after 8 years of tireless work is about to complete its first draft.


With more than 3,600 scientists from 102 countries working together The HCA is one of the most ambitious scientific collaborations in history, its goal to map the 37.2 trillion cells that make up the human body and a few weeks ago researchers gave us an extraordinary glimpse of the Progress achieved so far, revealing images that impress both with the complexity and beauty of what they are building.



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The interaction of each cell with the others.


Unlike genetic maps that show human DNA, HCA seeks something even more detailed, understanding how each cell works, where it is located in the body and how they interact with each other, this includes mapping cellular structures in various parts of the body, such as bones. , lungs, brain and even the gastrointestinal tract.


A fascinating example is the study of skeletal development and bone growth, using advanced technologies such as Artificial Intelligence and machine learning, scientists have created incredible animations showing bone formation in the human body during the fetal stage.


In the image above we can see how the cartilage represented in blue serves as the basis for bone formation, in purple, however, what draws attention is the human skull that does not follow this traditional process, it is formed directly without the scaffolding. of cartilage revealing unique mechanism of Development In addition, the researchers analyzed joints, lungs and even the brain, unraveling the cellular composition and their functions in each of these parts of the body.




More effective and personalized treatments.


This level of detail is crucial to advance areas such as disease treatment and personalized drug development. Although genetic studies have already identified more than 100,000 variants associated with diseases, science does not yet know in which cells these variants are active and What functions they perform, this gap in knowledge limits the effectiveness of medical treatments and prevents the creation of specific therapies for each patient.


With HCA it will be possible to precisely identify which cells are involved in specific diseases, allowing the development of personalized treatments and more effective therapies. Imagine a future where doctors can create medicines adjusted not only to a patient's DNA, but also to the composition unique cell phone of your body, since its inception in 2016 the project accelerated significantly thanks to the use of cutting-edge technologies.


Artificial Intelligence and machine learning play an essential role in helping scientists process and interpret gigantic volumes of biological data and in a fraction of the time previously needed, this integration between biology and technology marks a new era in science and challenges previously considered insurmountable. they begin to be surpassed.


The Atlas of the cells of the human body is not only a scientific achievement It is a powerful tool that promises to transform medicine, by better understanding cellular behavior scientists will be able to discover why some treatments work for certain people and fail for others Even more so the HCA It will provide a solid foundation for the development of new medicines, making research more efficient, faster and more accurate.


That is just the beginning of a work that is already shaping the future of health, the initial draft of the Atlas is a historic milestone, but the next chapters of this journey promise to be even more interesting.


After all, we are missing for the first time the most intimate details of how the human body works, and this is just the beginning of a new era in science and medicine.



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