Dictionary » L » Lymphoid cell

Lymphoid cell

Definition

noun, plural: lymphoid cells

(1) Any of the cells that mediate the production of immunity, including lymphocytes, lymphoblasts, and plasma cells.

(2) A cell of lymphoid origin; a cell displaying lymphocyte or plasma cell characteristics.


Supplement

Lymphoid cells lack granules, have a compact nucleus, and a transparent cytoplasm. They are involved in producingimmunity. They can be found in lymphoid tissues such as lymph nodes, spleen, thymus, and bone marrow. In the thymus gland, for instance, the lymphoid cells undergo a process of maturation and education prior to release as T cells into the circulation. On average, the human body contains about 1012 lymphoid cells, and the normal reference range is (1-5) x 109 lymphoid cells per liter of blood.


Synonym: agranulocyte.
See also: lymphoid tissue, lymphatic system, immune system.


Please contribute to this project, if you have more information about this term feel free to edit this page



Results from our forum


Re:

T cell differentiation occurs in Thymus, that's why named T cell. That too T cells have different ... what happens in the spleen, not thymus. The spleen has the so-called periarteriolar lymphoid sheaths that consist of T cells. In addition to T cells, dendritic cells migrate ...

See entire post
by biohazard
Mon Jun 20, 2011 6:43 am
 
Forum: Human Biology
Topic: T cell differentiation
Replies: 16
Views: 31604

Immune System

I may as well make a list out of this! - Cell death can be due to phagocytosis or by the release of membrane perforating enzymes ... (produce antibodies), memory cells (form germinal centres in the secondary lymphoid follicles) or B1 cells (similar role to plasma cells). Each has a single ...

See entire post
by Babybel56
Tue May 10, 2011 7:05 pm
 
Forum: Human Biology
Topic: Immune System
Replies: 4
Views: 5096

Re: Gluten-free and Vaccines

... science teacher http://www.vaccinetruth.org/gluten.htm What does the Acellular DTaP Vaccine have to do with Gluten? Many Autistic children cannot ... long half-lives to permit efficient stimulation of the gut-associated lymphoid system. Secondary structural studies using circular dichroism spectroscopy ...

See entire post
by tmerezko
Tue Jun 22, 2010 6:08 pm
 
Forum: General Discussion
Topic: Gluten-free and Vaccines
Replies: 7
Views: 15829

Re: Cytokine - Receptor concepts

... by T lymphocites. Otherwise, T lymphocites can be usefull in B cell activation and antibody production, here it’s named T helper cell, and ... and the generation of memory B cells, occur in the germinal centers of lymphoid follicles. The affinity maturation is the process that leads to ...

See entire post
by marla
Tue Jun 01, 2010 9:08 pm
 
Forum: Cell Biology
Topic: Cytokine - Receptor concepts
Replies: 7
Views: 13255

T-cell activation

... Not sure if it belongs here but anyway... I am a little confused on T-cell activation. I know that: 1. In the secondary lymphoid tissue, we have naive, mature T-cells 2. Ag is presented to them by PAPC 3. T-cells ...

See entire post
by zerofantasy
Mon Feb 08, 2010 2:49 am
 
Forum: Molecular Biology
Topic: T-cell activation
Replies: 2
Views: 2025
View all matching forum results

This page was last modified 12:32, 25 June 2008. This page has been accessed 41,185 times. 
What links here | Related changes | Permanent link