Immunohistochemistry (IHC) is a special test used by pathologists ... including leukemias and lymphomas. When a tissue sample such as a lymph node biopsy is passed to a lab to be examined for ...

Canadian researchers have developed an effective new technique for identifying aggressive medulloblastoma—the most common ...

This interaction is visualized through chromogenic reactions, producing a color change or fluorescence that highlights the presence and location of the antigen within the tissue sample. Scientists use ...

In pathology, samples are typically treated with fixatives ... She also notes that paraffin embedding can weaken the signal in an IHC assay, such that detection of lesser-expressed proteins ...