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Gene Therapy (stem cell): basic cells that are able to develop into any type of cell in the body

Stem cells are basic cells that are able to develop into any type of c...
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Science, Technology and Society (GEC103)

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Academic year: 2021/2022
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Module 2

Lesson 5

Topic: Gene Therapy (stem cell)

Learning Outcomes:

At the end of the lesson, the learner is expected to:

  1. define stem cell therapy

  2. give the benefits of stem cell as an intervention to human diseases

Discussion:

Stem cells are basic cells that are able to develop into any type of cell in the body. They have the capacity to create more stem cells and to differentiate into different cell types. The human body uses stem cells to replace worn out cells.

Three Types of Stem cells

  1. Adult stem cells- produce only a limited number of human cell types. They replace existing cells in the organ as they wear out and die.

  2. Embryonic stem cells are created from left over embryos that are willingly donated by patients fertility clinics. Embryonic cells are pluripotent, meaning they can generate all types of cells in the human body.

  3. Induced pluripotent cells are regular skin, fat, liver nerve or other cells that scientist have modified to behave like embryonic stem cells.

Scientists hope that stem cells can be used to develop personalized medicine, which human organs can be grown in the laboratory to replace damaged organs, and older cells to delay the aging process.

Bone marrow transplant is a method of stem cell therapy that has been used for many years. This process involves harvesting stem cells from the patient’s bone marrow , typically from the pelvis, using a large needle that reaches the core of the bone.

Somatic cell nuclear transfer is another method that consists of taking a denucleated female ovum(egg cell) and implanting a donor nucleus from a somatic cell. The ovum is then stimulated to divide as if it has been fertilized, thus, creating a human embryo. These methods showcase the ability of the stem cell to replace damaged or destroyed cells to treat diseases and develop innovations in medicine.

However, critics of stem cells argue that sourcing of stem cells from human embryo is unethical. They believe that such process of sourcing violates the sanctity of life and is considered as murder.

Assessment:

References:

Casas, John miller et(2020), Science, Technology and Society, C&E Publishing Inc.

Quinto, Edward Jay, et (2018), Science, Technology, and Society, C&E Publishing Inc.

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Gene Therapy (stem cell): basic cells that are able to develop into any type of cell in the body

Course: Science, Technology and Society (GEC103)

210 Documents
Students shared 210 documents in this course
Was this document helpful?
Module 2
Lesson 5
Topic: Gene Therapy (stem cell)
Learning Outcomes:
At the end of the lesson, the learner is expected to:
1. define stem cell therapy
2. give the benefits of stem cell as an intervention to human diseases
Discussion:
Stem cells are basic cells that are able to develop into any type of cell in the body. They have the
capacity to create more stem cells and to differentiate into different cell types. The human body uses
stem cells to replace worn out cells.
Three Types of Stem cells
1. Adult stem cells- produce only a limited number of human cell types. They replace existing cells in
the organ as they wear out and die.
2. Embryonic stem cells are created from left over embryos that are willingly donated by patients
fertility clinics. Embryonic cells are pluripotent, meaning they can generate all types of cells in the
human body.
3. Induced pluripotent cells are regular skin, fat, liver nerve or other cells that scientist have modified to
behave like embryonic stem cells.