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In a study researches used stem cells to treat 130 dogs with arthritis there is a loss of cartilage tissue that cushions the bones during the study stem cells from the fat tissue of each dog were extracted and injected at the site of the arthritic joint within the same dog. The researchers found that 78% of the dogs that received this treatment showed improvements in arthritis. Which step in the treatment process was unsuccessful in the 22% of dogs that did not show improvements in arthritis?

Sagot :

In the treatment applied to dogs, in 22% of the dogs, the cell specialization process was not successful because the stem cells did not improve the arthritis problem

Stem cells are a type of cell that can transform into any of the 44 types of cells in the body, in a process called cell specialization. For instance:

  • Neurons
  • Sperms or ovules
  • Pneumocytes
  • Cells of the epidermis

Cell specialization is a term that refers to the process in which stem cells change from one cell type to another, stem cells modify their genetic expression, acquire specific morphology and functions.

According to the above, the treatment process that was not successful in 22% of the dogs was the cell specialization process, so they could not become the type of cell required to improve the condition of the dogs.

Learn more in: https://brainly.com/question/12730320