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

two-dimensional gel electrophoresis,

Biology; Immunology

In two-dimensional gel electrophoresis, proteins are separated by isoelectric focusing in one dimension, followed by SDS-PAGE on a slab gel at right-angles to the first dimension. ...

severe combined immune deficiency

Biology; Immunology

Severe combined immune deficiency (SCID) is an immune deficiency disease in which neither antibody nor T-cell responses are made. It is usually the result of T-cell deficiencies. ...

ABO blood group system

Biology; Immunology

The ABO blood group system antigens are expressed on red blood cells. They are used for typing human blood for transfusion. Individuals who do not express A or B antigens on their ...

clusters of differentiation

Biology; Immunology

Clusters of differentiation (CD) are groups of monoclonal antibodies that identify the same cell-surface molecule. The cell-surface molecule is designated CD followed by a number ...

direct Coombs test

Biology; Immunology

The direct Coombs test uses anti-immunoglobulin to agglutinate red blood cells as a way of detecting whether they are coated with antibody in vivo due to autoimmunity or maternal ...

marginal zone

Biology; Immunology

The marginal zone of the lymphoid tissue of the spleen lies at the border of the white pulp. It contains a unique population of B cells, the marginal zone B cells, which do not ...

competitive binding assays

Biology; Immunology

Competitive binding assays are serological assays in which unknowns are detected and quantitated by their ability to inhibit the binding of a labeled known ligand to its specific ...