0
Want this question answered?
Be notified when an answer is posted
Add your answer:
Earn +20 pts
Genetic recombination generates diversity in what part of the immune system?
Genetic recombination is a major factor contributing to cell-mediated immunity. Different B cells and T cells are able to recognize a wide variety of targets because of the genetic recombination they undergo in developmental stages.
How do T-Cells fight infection?
Helper T cells activate killer T cells.
What Dampens activity of T and B cells?
Regulatory T-cells
Does HIV destroy T-cells?
With the T-cell lymphocyte, HIV basically disarms it and renders it unable to react to infection. Over time, this causes the number of T-cells to drop very low, rendering the person very susceptible to otherwise nominal bacterial, viral and fungal infections.
How do killer cells work?
Killer t cells are activated by helper t cells. The Helper t cells are alerted by the macrophage that has engulfed the virus. It grows antigens to alert the helper t cells. The killer t cells are like white blood cells, there purpose is to fight pathogens.
Disease targets helper T cells?
HIV
How is HIV and Helper T Cells related?
T helper cells, also called CD4+ T cells (or just CD4 cells) are part of the immune system, but they are also the main target cells that HIV infects and uses to reproduce.
Why is an immunosupressant drug given to aplastic anaemia?
There are a number of immunosupressant drugs used in aplastic anaemia. One of the most common combinations is: * Antithymocyte globulin (ATG) which targets T cells which are white blood cells that work to remove foreign cells in the body. * Cyclosporine - this also targets T cells * Methylprednisalone - this reduces the number of antibodies made by the body and is used in combination with ATG to reduce its side effects.
Genetic recombination generates diversity in what part of the immune system?
Genetic recombination is a major factor contributing to cell-mediated immunity. Different B cells and T cells are able to recognize a wide variety of targets because of the genetic recombination they undergo in developmental stages.
The virus that causes AIDS is damaging to the body because it?
targets cells that fight invading microbes
Which cells types can be infected by HIV?
The HIV virus specifically targets a white blood cell called the CD4 or T-helper cells. T-cells are among the most important cells in the immune system. They become active when an antigen is present and they are produced in the bone marrow (and from there they go to the thymus gland, hence the "T" designation.) T-cells are trained to respond to a particular target and go on the prowl for its enemy. Normally, we have billions of T-cells in our bodies. However, once the HIV virus starts to attack them, their numbers begin to drop. This weakens our body's ability to fight anything foreign, something that T-cells are specifically made to do.
What are the lymph nodes made out of?
lymph nodes are made out of lymphoid tissuethat is able to receive the lymph and return cleaned lymph back into the circulation. Generally the cell types found in the lymph nodes are antigen-presenting cells (specifically dendritic cells), T cells (both helper CD4 T cells and killer CD8 T cells) and B cells (which produce antibodies).
What does the t cells and b cells do?
B cells stand for Bursa of Fabricus and T cells stand for T-lyphocytes.
Peripheral cells sensitive to the presence of hormones are called?
Targets
A white blood cell that is formed in the thymus and that attacks cancer cells is?
The white blood cell that is formed in the thymus and attacks cancer cells is called a "T lymphocyte" or "T cell." T lymphocytes are a type of immune cell that plays a crucial role in the body's immune response against cancer and various other pathogens. They are part of the adaptive immune system, which recognizes and targets specific antigens, including cancer cells. T cells undergo maturation in the thymus, which is a specialized organ located behind the breastbone. During their maturation process, T cells develop the ability to recognize foreign antigens presented by other cells in the body, including cancer cells. Once mature, T cells can circulate throughout the body to identify and eliminate cells that display abnormal or cancer-associated antigens.
What do T cells do What do b cells do?
t cells are killer cells b cells are antibodies
What Dampens activity of T and B cells?
Regulatory T-cells
