Explaining the Role of IgD Antibody on Lymphocytes

  • Thread starter sinjan.j
  • Start date
In summary, IgD antibody is a receptor for antigens on lymphocytes and plays a crucial role in activating B cells and regulating the immune response. It is unique in that it is primarily found on the surface of B cells, and is produced through a process called class switching. Deficiency or excess of IgD antibody can have negative effects on the immune system, such as increased risk of infections or development of autoimmune disorders and allergies.
  • #1
sinjan.j
25
0
"It's found mainly on the plasma membrane of lymphocytes and probably act as antigen receptors."

that is what is written in my textbook on IgD antibody.

I just read the basic concept of antibody. According to what I've read, the B lymphocytes produce plasma cell which ultimately gives rise to antibodies. This concept when applied in case of IgD doesn't really make much sense to me.

Please explain.
 
Biology news on Phys.org
  • #2
B-lymphocytes go through many developmental stages. At the final stage you have mature B-lymphocytes that express IgD on their surface. Plasma cells are mature, terminally differentiated B-lymphocytes.
 
Last edited:

1. What is the function of IgD antibody on lymphocytes?

The main function of IgD antibody on lymphocytes is to act as a receptor for antigens. This allows the lymphocyte to recognize and bind to specific foreign substances, triggering an immune response.

2. How does IgD antibody differ from other types of antibodies?

IgD antibody is unique in that it is primarily found on the surface of mature B cells, while other types of antibodies are secreted and circulate in the blood and other bodily fluids. Additionally, IgD is the least abundant antibody in the body.

3. What role does IgD antibody play in the immune response?

IgD antibody plays a crucial role in the adaptive immune response by helping to activate B cells and initiate the production of other types of antibodies. It also helps to regulate the immune response and prevent excessive inflammation.

4. How is IgD antibody produced?

IgD antibody is produced by B cells in the bone marrow. During the maturation process, B cells undergo a process called class switching, where they produce different types of antibodies, including IgD. This process is crucial for creating a diverse and effective immune response.

5. What happens if there is a deficiency or excess of IgD antibody?

If there is a deficiency of IgD antibody, it can lead to an impaired immune response and an increased risk of infections. On the other hand, an excess of IgD antibody has been linked to autoimmune disorders and allergic reactions. However, the exact role of IgD antibody in these conditions is still being studied.

Similar threads

Medical The Role of Antibodies in the Immune System: A Closer Look
    • Biology and Medical
Replies
3
Views
1K
A physics perspective needed on how the Mitochondria machine works
    • Mechanics
Replies
17
Views
18K
Thermo Activation of Individual Neurons in Live Vertebrates
    • Biology and Medical
Replies
1
Views
2K
Trying to review linear algebra after graduating
    • STEM Academic Advising
Replies
16
Views
504
Book Review: The Gene's-Eye View of Evolution
    • Biology and Medical
Replies
1
Views
1K
What exactly is Joule's law of heating?
    • Electrical Engineering
Replies
6
Views
2K
I Understanding Bohmian Mechanics of Instrumentalists
    • Quantum Interpretations and Foundations
4
Replies
109
Views
9K
A What does gauge theory explain?
    • High Energy, Nuclear, Particle Physics
Replies
3
Views
2K
I Black Hole Fire Walls, Brick Walls, and the Casimir Effect
    • Quantum Physics
Replies
6
Views
774
Praise My feedback, one month and half experience in PF so far
    • Feedback and Announcements
Replies
1
Views
419

Hot Threads

Recent Insights

Back
Top