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Helper factor

Helper factor

a group of factors apparently produced by helper t lymphocytes that act specifically or non-specifically to transfer t-cell help to other classes of lymphocytes. The existence of specific t-cell helper factor is uncertain.

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Re: Cytokine - Receptor concepts

... usefull in B cell activation and antibody production, here it’s named T helper cell, and this is known as adaptive immune response. Talking about ... cytokines that act in concern with CD40 ( a type of tumor necrosis factor) to stimulate B cell proliferation and production of antibodies of ...

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by marla
Tue Jun 01, 2010 9:08 pm
Forum: Cell Biology
Topic: Cytokine - Receptor concepts
Replies: 7
Views: 16935

The Fiber Disease

... extremely toxic. 3. Ozone stimulates the production of Tumor Necrosis Factor TNF is produced by the body when a tumor is growing. The greater the ... is one of the cornerstones of the immune system. It is secreted by T-helpers. In a process known as autostimulation, the IL-2 then binds to a ...

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by 1arrow
Wed May 31, 2006 12:06 am
Forum: Human Biology
Topic: The Fiber Disease
Replies: 7403
Views: 6245876

hey!!! can someone check this for me? thanks

... D 6. Growth in normal cells is controlled by proteins called growth factors. They bind to a receptor on a cell’s surface. The binding produces ... from RNA My Answer: C The random list of steps by which HIV destroys helper T-cells follow. 1. Phagocytosis 2. Joining of HIV and helper T-cell ...

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by bobs
Mon Apr 03, 2006 10:01 pm
Forum: Cell Biology
Topic: hey!!! can someone check this for me? thanks
Replies: 5
Views: 3203

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