immunoreactant

immunoreactant

 
a substance that participates in an immune response; an antigen or antibody.

immunoreactant

a substance that participates in an immune response; an antigen or antibody. immunoreactive, adj.

immunoreactant

(ĭ-mū″nō-rē-ăk′tănt)
Any of the substances involved in immunological reactions, including immunoglobulins, complement components, and specific antigens.

immunoreactant

a substance exhibiting immunoreactivity.
References in periodicals archive ?
A controlled and blinded study of immunoreactant deposition at the dermalepidermal junction of patients with primary fibrositis syndrome.
An experienced observer will be familiar with background fluorescence and the positive control area for each immunoreactant.
This is mainly to overcome the problem of direct conjugation of HRP to immunoreactant with bifunctional coupling reagents.
The capillary wall distribution of immunoreactants is rarely seen in IgA nephropathy.
Direct immunoflourescence studies for immunoreactants in colloid bodies and dermoepidermal junction will further aid in establishing a diagnosis of interface dermatitis.
Because the interaction of antibody and antigen is not associated with a quantifiable physical or chemical change, the binding event is measured by an auxiliary reaction in which one of the immunoreactants is labeled with a substance that can easily be detected by spectrophotometry (29).
Other histologic findings that may be seen include extravasated erythrocytes granulocytic debris (leukocytoclasis) granulomatous or lymphocytic inflammation and deposition of immunoreactants in the vessel wall.
Fibrillary glomerulonephritis may be confused with membranous glomerulopathy when a granular pattern of fluorescence predominates, because the positive immunoreactants and the distribution of the staining pattern are similar to what is typically seen in membranous nephropathy.
Direct immunofluorescence (DIF) microscopy of a sample of perilesional skin can show tissue-bound immunoreactants.
Taking a sample from the blister itself can cause degeneration of the immunoreactants, leading to a false-negative impression.
When healthy, any foreign immunoreactants (antigens) that gain entry are promptly identified, engulfed, and recycled by our ample supply of dendritic (phagocytic) surveillance cells.

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