Biology

Biology

A natural science concerned with the study of life or living matter in all its forms and phenomena, especially in relation to their origin, growth, reproduction, structure, behaviour and evolution.

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Biology > Immunology

chimera

Biology; Immunology

Refers to an individual containing cellular components derived from another genetically distinct individual. In Greek mythology, an animal possessing the head of a lion, the body ...

chronic granulomatous disease (CGD)

Biology; Immunology

A disorder that is inherited as an X-linked trait in two thirds of the cases and as an autosomal recessive trait in the remaining one third. The disease is characterized by an ...

chronic lymphocytic leukemia (CLL)

Biology; Immunology

A B cell leukemia in which long-lived small lymphocytes continually collect in the spleen, lymph nodes, bone marrow, and blood. CLL cells express a monoclonal immunoglobulin on ...

class II-associated invariant chain peptide (CLIP)

Biology; Immunology

A peptide of variable length cleaved from the invariant chain by proteases. CLIP remains associated with MHC class II molecules in an unstable form until it is removed by the ...

classical complement pathway

Biology; Immunology

The mechanism of complement activation initiated by antigen-antibody aggregates and proceeding by way of C1 to C9.

clonal anergy

Biology; Immunology

The interaction of a B or T lymphocyte with an antigen leading to its functional inactivation. Anergy can result when the lymphocyte interacts with antigen in the absence of a ...